diff options
Diffstat (limited to 'Cryptlib/OpenSSL/crypto/bio')
| -rwxr-xr-x | Cryptlib/OpenSSL/crypto/bio/b_dump.c | 187 | ||||
| -rwxr-xr-x | Cryptlib/OpenSSL/crypto/bio/bf_buff.c | 512 | ||||
| -rwxr-xr-x | Cryptlib/OpenSSL/crypto/bio/bf_nbio.c | 253 | ||||
| -rwxr-xr-x | Cryptlib/OpenSSL/crypto/bio/bf_null.c | 183 | ||||
| -rwxr-xr-x | Cryptlib/OpenSSL/crypto/bio/bio_cb.c | 139 | ||||
| -rwxr-xr-x | Cryptlib/OpenSSL/crypto/bio/bio_err.c | 154 | ||||
| -rw-r--r-- | Cryptlib/OpenSSL/crypto/bio/bio_lcl.h | 28 | ||||
| -rwxr-xr-x | Cryptlib/OpenSSL/crypto/bio/bio_lib.c | 602 | ||||
| -rwxr-xr-x | Cryptlib/OpenSSL/crypto/bio/bss_bio.c | 924 | ||||
| -rwxr-xr-x | Cryptlib/OpenSSL/crypto/bio/bss_dgram.c | 748 | ||||
| -rwxr-xr-x | Cryptlib/OpenSSL/crypto/bio/bss_fd.c | 294 | ||||
| -rwxr-xr-x | Cryptlib/OpenSSL/crypto/bio/bss_file.c | 452 | ||||
| -rwxr-xr-x | Cryptlib/OpenSSL/crypto/bio/bss_log.c | 402 | ||||
| -rwxr-xr-x | Cryptlib/OpenSSL/crypto/bio/bss_mem.c | 323 | ||||
| -rwxr-xr-x | Cryptlib/OpenSSL/crypto/bio/bss_null.c | 150 |
15 files changed, 5351 insertions, 0 deletions
diff --git a/Cryptlib/OpenSSL/crypto/bio/b_dump.c b/Cryptlib/OpenSSL/crypto/bio/b_dump.c new file mode 100755 index 00000000..c80ecc42 --- /dev/null +++ b/Cryptlib/OpenSSL/crypto/bio/b_dump.c @@ -0,0 +1,187 @@ +/* crypto/bio/b_dump.c */ +/* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com) + * All rights reserved. + * + * This package is an SSL implementation written + * by Eric Young (eay@cryptsoft.com). + * The implementation was written so as to conform with Netscapes SSL. + * + * This library is free for commercial and non-commercial use as long as + * the following conditions are aheared to. The following conditions + * apply to all code found in this distribution, be it the RC4, RSA, + * lhash, DES, etc., code; not just the SSL code. The SSL documentation + * included with this distribution is covered by the same copyright terms + * except that the holder is Tim Hudson (tjh@cryptsoft.com). + * + * Copyright remains Eric Young's, and as such any Copyright notices in + * the code are not to be removed. + * If this package is used in a product, Eric Young should be given attribution + * as the author of the parts of the library used. + * This can be in the form of a textual message at program startup or + * in documentation (online or textual) provided with the package. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * 3. All advertising materials mentioning features or use of this software + * must display the following acknowledgement: + * "This product includes cryptographic software written by + * Eric Young (eay@cryptsoft.com)" + * The word 'cryptographic' can be left out if the rouines from the library + * being used are not cryptographic related :-). + * 4. If you include any Windows specific code (or a derivative thereof) from + * the apps directory (application code) you must include an acknowledgement: + * "This product includes software written by Tim Hudson (tjh@cryptsoft.com)" + * + * THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND + * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE + * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL + * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS + * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) + * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY + * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF + * SUCH DAMAGE. + * + * The licence and distribution terms for any publically available version or + * derivative of this code cannot be changed. i.e. this code cannot simply be + * copied and put under another distribution licence + * [including the GNU Public Licence.] + */ + +/* + * Stolen from tjh's ssl/ssl_trc.c stuff. + */ + +#include <stdio.h> +#include "cryptlib.h" +#include "bio_lcl.h" + +#define TRUNCATE +#define DUMP_WIDTH 16 +#define DUMP_WIDTH_LESS_INDENT(i) (DUMP_WIDTH-((i-(i>6?6:i)+3)/4)) + +int BIO_dump_cb(int (*cb)(const void *data, size_t len, void *u), + void *u, const char *s, int len) + { + return BIO_dump_indent_cb(cb, u, s, len, 0); + } + +int BIO_dump_indent_cb(int (*cb)(const void *data, size_t len, void *u), + void *u, const char *s, int len, int indent) + { + int ret=0; + char buf[288+1],tmp[20],str[128+1]; + int i,j,rows,trc; + unsigned char ch; + int dump_width; + + trc=0; + +#ifdef TRUNCATE + for(; (len > 0) && ((s[len-1] == ' ') || (s[len-1] == '\0')); len--) + trc++; +#endif + + if (indent < 0) + indent = 0; + if (indent) + { + if (indent > 128) indent=128; + memset(str,' ',indent); + } + str[indent]='\0'; + + dump_width=DUMP_WIDTH_LESS_INDENT(indent); + rows=(len/dump_width); + if ((rows*dump_width)<len) + rows++; + for(i=0;i<rows;i++) + { + buf[0]='\0'; /* start with empty string */ + BUF_strlcpy(buf,str,sizeof buf); + BIO_snprintf(tmp,sizeof tmp,"%04x - ",i*dump_width); + BUF_strlcat(buf,tmp,sizeof buf); + for(j=0;j<dump_width;j++) + { + if (((i*dump_width)+j)>=len) + { + BUF_strlcat(buf," ",sizeof buf); + } + else + { + ch=((unsigned char)*(s+i*dump_width+j)) & 0xff; + BIO_snprintf(tmp,sizeof tmp,"%02x%c",ch, + j==7?'-':' '); + BUF_strlcat(buf,tmp,sizeof buf); + } + } + BUF_strlcat(buf," ",sizeof buf); + for(j=0;j<dump_width;j++) + { + if (((i*dump_width)+j)>=len) + break; + ch=((unsigned char)*(s+i*dump_width+j)) & 0xff; +#ifndef CHARSET_EBCDIC + BIO_snprintf(tmp,sizeof tmp,"%c", + ((ch>=' ')&&(ch<='~'))?ch:'.'); +#else + BIO_snprintf(tmp,sizeof tmp,"%c", + ((ch>=os_toascii[' '])&&(ch<=os_toascii['~'])) + ? os_toebcdic[ch] + : '.'); +#endif + BUF_strlcat(buf,tmp,sizeof buf); + } + BUF_strlcat(buf,"\n",sizeof buf); + /* if this is the last call then update the ddt_dump thing so + * that we will move the selection point in the debug window + */ + ret+=cb((void *)buf,strlen(buf),u); + } +#ifdef TRUNCATE + if (trc > 0) + { + BIO_snprintf(buf,sizeof buf,"%s%04x - <SPACES/NULS>\n",str, + len+trc); + ret+=cb((void *)buf,strlen(buf),u); + } +#endif + return(ret); + } + +#ifndef OPENSSL_NO_FP_API +static int write_fp(const void *data, size_t len, void *fp) + { + return UP_fwrite(data, len, 1, fp); + } +int BIO_dump_fp(FILE *fp, const char *s, int len) + { + return BIO_dump_cb(write_fp, fp, s, len); + } +int BIO_dump_indent_fp(FILE *fp, const char *s, int len, int indent) + { + return BIO_dump_indent_cb(write_fp, fp, s, len, indent); + } +#endif + +static int write_bio(const void *data, size_t len, void *bp) + { + return BIO_write((BIO *)bp, (const char *)data, len); + } +int BIO_dump(BIO *bp, const char *s, int len) + { + return BIO_dump_cb(write_bio, bp, s, len); + } +int BIO_dump_indent(BIO *bp, const char *s, int len, int indent) + { + return BIO_dump_indent_cb(write_bio, bp, s, len, indent); + } + diff --git a/Cryptlib/OpenSSL/crypto/bio/bf_buff.c b/Cryptlib/OpenSSL/crypto/bio/bf_buff.c new file mode 100755 index 00000000..4b5a132d --- /dev/null +++ b/Cryptlib/OpenSSL/crypto/bio/bf_buff.c @@ -0,0 +1,512 @@ +/* crypto/bio/bf_buff.c */ +/* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com) + * All rights reserved. + * + * This package is an SSL implementation written + * by Eric Young (eay@cryptsoft.com). + * The implementation was written so as to conform with Netscapes SSL. + * + * This library is free for commercial and non-commercial use as long as + * the following conditions are aheared to. The following conditions + * apply to all code found in this distribution, be it the RC4, RSA, + * lhash, DES, etc., code; not just the SSL code. The SSL documentation + * included with this distribution is covered by the same copyright terms + * except that the holder is Tim Hudson (tjh@cryptsoft.com). + * + * Copyright remains Eric Young's, and as such any Copyright notices in + * the code are not to be removed. + * If this package is used in a product, Eric Young should be given attribution + * as the author of the parts of the library used. + * This can be in the form of a textual message at program startup or + * in documentation (online or textual) provided with the package. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * 3. All advertising materials mentioning features or use of this software + * must display the following acknowledgement: + * "This product includes cryptographic software written by + * Eric Young (eay@cryptsoft.com)" + * The word 'cryptographic' can be left out if the rouines from the library + * being used are not cryptographic related :-). + * 4. If you include any Windows specific code (or a derivative thereof) from + * the apps directory (application code) you must include an acknowledgement: + * "This product includes software written by Tim Hudson (tjh@cryptsoft.com)" + * + * THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND + * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE + * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL + * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS + * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) + * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY + * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF + * SUCH DAMAGE. + * + * The licence and distribution terms for any publically available version or + * derivative of this code cannot be changed. i.e. this code cannot simply be + * copied and put under another distribution licence + * [including the GNU Public Licence.] + */ + +#include <stdio.h> +#include <errno.h> +#include "cryptlib.h" +#include <openssl/bio.h> + +static int buffer_write(BIO *h, const char *buf,int num); +static int buffer_read(BIO *h, char *buf, int size); +static int buffer_puts(BIO *h, const char *str); +static int buffer_gets(BIO *h, char *str, int size); +static long buffer_ctrl(BIO *h, int cmd, long arg1, void *arg2); +static int buffer_new(BIO *h); +static int buffer_free(BIO *data); +static long buffer_callback_ctrl(BIO *h, int cmd, bio_info_cb *fp); +#define DEFAULT_BUFFER_SIZE 4096 + +static BIO_METHOD methods_buffer= + { + BIO_TYPE_BUFFER, + "buffer", + buffer_write, + buffer_read, + buffer_puts, + buffer_gets, + buffer_ctrl, + buffer_new, + buffer_free, + buffer_callback_ctrl, + }; + +BIO_METHOD *BIO_f_buffer(void) + { + return(&methods_buffer); + } + +static int buffer_new(BIO *bi) + { + BIO_F_BUFFER_CTX *ctx; + + ctx=(BIO_F_BUFFER_CTX *)OPENSSL_malloc(sizeof(BIO_F_BUFFER_CTX)); + if (ctx == NULL) return(0); + ctx->ibuf=(char *)OPENSSL_malloc(DEFAULT_BUFFER_SIZE); + if (ctx->ibuf == NULL) { OPENSSL_free(ctx); return(0); } + ctx->obuf=(char *)OPENSSL_malloc(DEFAULT_BUFFER_SIZE); + if (ctx->obuf == NULL) { OPENSSL_free(ctx->ibuf); OPENSSL_free(ctx); return(0); } + ctx->ibuf_size=DEFAULT_BUFFER_SIZE; + ctx->obuf_size=DEFAULT_BUFFER_SIZE; + ctx->ibuf_len=0; + ctx->ibuf_off=0; + ctx->obuf_len=0; + ctx->obuf_off=0; + + bi->init=1; + bi->ptr=(char *)ctx; + bi->flags=0; + return(1); + } + +static int buffer_free(BIO *a) + { + BIO_F_BUFFER_CTX *b; + + if (a == NULL) return(0); + b=(BIO_F_BUFFER_CTX *)a->ptr; + if (b->ibuf != NULL) OPENSSL_free(b->ibuf); + if (b->obuf != NULL) OPENSSL_free(b->obuf); + OPENSSL_free(a->ptr); + a->ptr=NULL; + a->init=0; + a->flags=0; + return(1); + } + +static int buffer_read(BIO *b, char *out, int outl) + { + int i,num=0; + BIO_F_BUFFER_CTX *ctx; + + if (out == NULL) return(0); + ctx=(BIO_F_BUFFER_CTX *)b->ptr; + + if ((ctx == NULL) || (b->next_bio == NULL)) return(0); + num=0; + BIO_clear_retry_flags(b); + +start: + i=ctx->ibuf_len; + /* If there is stuff left over, grab it */ + if (i != 0) + { + if (i > outl) i=outl; + memcpy(out,&(ctx->ibuf[ctx->ibuf_off]),i); + ctx->ibuf_off+=i; + ctx->ibuf_len-=i; + num+=i; + if (outl == i) return(num); + outl-=i; + out+=i; + } + + /* We may have done a partial read. try to do more. + * We have nothing in the buffer. + * If we get an error and have read some data, just return it + * and let them retry to get the error again. + * copy direct to parent address space */ + if (outl > ctx->ibuf_size) + { + for (;;) + { + i=BIO_read(b->next_bio,out,outl); + if (i <= 0) + { + BIO_copy_next_retry(b); + if (i < 0) return((num > 0)?num:i); + if (i == 0) return(num); + } + num+=i; + if (outl == i) return(num); + out+=i; + outl-=i; + } + } + /* else */ + + /* we are going to be doing some buffering */ + i=BIO_read(b->next_bio,ctx->ibuf,ctx->ibuf_size); + if (i <= 0) + { + BIO_copy_next_retry(b); + if (i < 0) return((num > 0)?num:i); + if (i == 0) return(num); + } + ctx->ibuf_off=0; + ctx->ibuf_len=i; + + /* Lets re-read using ourselves :-) */ + goto start; + } + +static int buffer_write(BIO *b, const char *in, int inl) + { + int i,num=0; + BIO_F_BUFFER_CTX *ctx; + + if ((in == NULL) || (inl <= 0)) return(0); + ctx=(BIO_F_BUFFER_CTX *)b->ptr; + if ((ctx == NULL) || (b->next_bio == NULL)) return(0); + + BIO_clear_retry_flags(b); +start: + i=ctx->obuf_size-(ctx->obuf_len+ctx->obuf_off); + /* add to buffer and return */ + if (i >= inl) + { + memcpy(&(ctx->obuf[ctx->obuf_off+ctx->obuf_len]),in,inl); + ctx->obuf_len+=inl; + return(num+inl); + } + /* else */ + /* stuff already in buffer, so add to it first, then flush */ + if (ctx->obuf_len != 0) + { + if (i > 0) /* lets fill it up if we can */ + { + memcpy(&(ctx->obuf[ctx->obuf_off+ctx->obuf_len]),in,i); + in+=i; + inl-=i; + num+=i; + ctx->obuf_len+=i; + } + /* we now have a full buffer needing flushing */ + for (;;) + { + i=BIO_write(b->next_bio,&(ctx->obuf[ctx->obuf_off]), + ctx->obuf_len); + if (i <= 0) + { + BIO_copy_next_retry(b); + + if (i < 0) return((num > 0)?num:i); + if (i == 0) return(num); + } + ctx->obuf_off+=i; + ctx->obuf_len-=i; + if (ctx->obuf_len == 0) break; + } + } + /* we only get here if the buffer has been flushed and we + * still have stuff to write */ + ctx->obuf_off=0; + + /* we now have inl bytes to write */ + while (inl >= ctx->obuf_size) + { + i=BIO_write(b->next_bio,in,inl); + if (i <= 0) + { + BIO_copy_next_retry(b); + if (i < 0) return((num > 0)?num:i); + if (i == 0) return(num); + } + num+=i; + in+=i; + inl-=i; + if (inl == 0) return(num); + } + + /* copy the rest into the buffer since we have only a small + * amount left */ + goto start; + } + +static long buffer_ctrl(BIO *b, int cmd, long num, void *ptr) + { + BIO *dbio; + BIO_F_BUFFER_CTX *ctx; + long ret=1; + char *p1,*p2; + int r,i,*ip; + int ibs,obs; + + ctx=(BIO_F_BUFFER_CTX *)b->ptr; + + switch (cmd) + { + case BIO_CTRL_RESET: + ctx->ibuf_off=0; + ctx->ibuf_len=0; + ctx->obuf_off=0; + ctx->obuf_len=0; + if (b->next_bio == NULL) return(0); + ret=BIO_ctrl(b->next_bio,cmd,num,ptr); + break; + case BIO_CTRL_INFO: + ret=(long)ctx->obuf_len; + break; + case BIO_C_GET_BUFF_NUM_LINES: + ret=0; + p1=ctx->ibuf; + for (i=0; i<ctx->ibuf_len; i++) + { + if (p1[ctx->ibuf_off + i] == '\n') ret++; + } + break; + case BIO_CTRL_WPENDING: + ret=(long)ctx->obuf_len; + if (ret == 0) + { + if (b->next_bio == NULL) return(0); + ret=BIO_ctrl(b->next_bio,cmd,num,ptr); + } + break; + case BIO_CTRL_PENDING: + ret=(long)ctx->ibuf_len; + if (ret == 0) + { + if (b->next_bio == NULL) return(0); + ret=BIO_ctrl(b->next_bio,cmd,num,ptr); + } + break; + case BIO_C_SET_BUFF_READ_DATA: + if (num > ctx->ibuf_size) + { + p1=OPENSSL_malloc((int)num); + if (p1 == NULL) goto malloc_error; + if (ctx->ibuf != NULL) OPENSSL_free(ctx->ibuf); + ctx->ibuf=p1; + } + ctx->ibuf_off=0; + ctx->ibuf_len=(int)num; + memcpy(ctx->ibuf,ptr,(int)num); + ret=1; + break; + case BIO_C_SET_BUFF_SIZE: + if (ptr != NULL) + { + ip=(int *)ptr; + if (*ip == 0) + { + ibs=(int)num; + obs=ctx->obuf_size; + } + else /* if (*ip == 1) */ + { + ibs=ctx->ibuf_size; + obs=(int)num; + } + } + else + { + ibs=(int)num; + obs=(int)num; + } + p1=ctx->ibuf; + p2=ctx->obuf; + if ((ibs > DEFAULT_BUFFER_SIZE) && (ibs != ctx->ibuf_size)) + { + p1=(char *)OPENSSL_malloc((int)num); + if (p1 == NULL) goto malloc_error; + } + if ((obs > DEFAULT_BUFFER_SIZE) && (obs != ctx->obuf_size)) + { + p2=(char *)OPENSSL_malloc((int)num); + if (p2 == NULL) + { + if (p1 != ctx->ibuf) OPENSSL_free(p1); + goto malloc_error; + } + } + if (ctx->ibuf != p1) + { + OPENSSL_free(ctx->ibuf); + ctx->ibuf=p1; + ctx->ibuf_off=0; + ctx->ibuf_len=0; + ctx->ibuf_size=ibs; + } + if (ctx->obuf != p2) + { + OPENSSL_free(ctx->obuf); + ctx->obuf=p2; + ctx->obuf_off=0; + ctx->obuf_len=0; + ctx->obuf_size=obs; + } + break; + case BIO_C_DO_STATE_MACHINE: + if (b->next_bio == NULL) return(0); + BIO_clear_retry_flags(b); + ret=BIO_ctrl(b->next_bio,cmd,num,ptr); + BIO_copy_next_retry(b); + break; + + case BIO_CTRL_FLUSH: + if (b->next_bio == NULL) return(0); + if (ctx->obuf_len <= 0) + { + ret=BIO_ctrl(b->next_bio,cmd,num,ptr); + break; + } + + for (;;) + { + BIO_clear_retry_flags(b); + if (ctx->obuf_len > 0) + { + r=BIO_write(b->next_bio, + &(ctx->obuf[ctx->obuf_off]), + ctx->obuf_len); +#if 0 +fprintf(stderr,"FLUSH [%3d] %3d -> %3d\n",ctx->obuf_off,ctx->obuf_len,r); +#endif + BIO_copy_next_retry(b); + if (r <= 0) return((long)r); + ctx->obuf_off+=r; + ctx->obuf_len-=r; + } + else + { + ctx->obuf_len=0; + ctx->obuf_off=0; + ret=1; + break; + } + } + ret=BIO_ctrl(b->next_bio,cmd,num,ptr); + break; + case BIO_CTRL_DUP: + dbio=(BIO *)ptr; + if ( !BIO_set_read_buffer_size(dbio,ctx->ibuf_size) || + !BIO_set_write_buffer_size(dbio,ctx->obuf_size)) + ret=0; + break; + default: + if (b->next_bio == NULL) return(0); + ret=BIO_ctrl(b->next_bio,cmd,num,ptr); + break; + } + return(ret); +malloc_error: + BIOerr(BIO_F_BUFFER_CTRL,ERR_R_MALLOC_FAILURE); + return(0); + } + +static long buffer_callback_ctrl(BIO *b, int cmd, bio_info_cb *fp) + { + long ret=1; + + if (b->next_bio == NULL) return(0); + switch (cmd) + { + default: + ret=BIO_callback_ctrl(b->next_bio,cmd,fp); + break; + } + return(ret); + } + +static int buffer_gets(BIO *b, char *buf, int size) + { + BIO_F_BUFFER_CTX *ctx; + int num=0,i,flag; + char *p; + + ctx=(BIO_F_BUFFER_CTX *)b->ptr; + size--; /* reserve space for a '\0' */ + BIO_clear_retry_flags(b); + + for (;;) + { + if (ctx->ibuf_len > 0) + { + p= &(ctx->ibuf[ctx->ibuf_off]); + flag=0; + for (i=0; (i<ctx->ibuf_len) && (i<size); i++) + { + *(buf++)=p[i]; + if (p[i] == '\n') + { + flag=1; + i++; + break; + } + } + num+=i; + size-=i; + ctx->ibuf_len-=i; + ctx->ibuf_off+=i; + if (flag || size == 0) + { + *buf='\0'; + return(num); + } + } + else /* read another chunk */ + { + i=BIO_read(b->next_bio,ctx->ibuf,ctx->ibuf_size); + if (i <= 0) + { + BIO_copy_next_retry(b); + *buf='\0'; + if (i < 0) return((num > 0)?num:i); + if (i == 0) return(num); + } + ctx->ibuf_len=i; + ctx->ibuf_off=0; + } + } + } + +static int buffer_puts(BIO *b, const char *str) + { + return(buffer_write(b,str,strlen(str))); + } + diff --git a/Cryptlib/OpenSSL/crypto/bio/bf_nbio.c b/Cryptlib/OpenSSL/crypto/bio/bf_nbio.c new file mode 100755 index 00000000..028616c0 --- /dev/null +++ b/Cryptlib/OpenSSL/crypto/bio/bf_nbio.c @@ -0,0 +1,253 @@ +/* crypto/bio/bf_nbio.c */ +/* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com) + * All rights reserved. + * + * This package is an SSL implementation written + * by Eric Young (eay@cryptsoft.com). + * The implementation was written so as to conform with Netscapes SSL. + * + * This library is free for commercial and non-commercial use as long as + * the following conditions are aheared to. The following conditions + * apply to all code found in this distribution, be it the RC4, RSA, + * lhash, DES, etc., code; not just the SSL code. The SSL documentation + * included with this distribution is covered by the same copyright terms + * except that the holder is Tim Hudson (tjh@cryptsoft.com). + * + * Copyright remains Eric Young's, and as such any Copyright notices in + * the code are not to be removed. + * If this package is used in a product, Eric Young should be given attribution + * as the author of the parts of the library used. + * This can be in the form of a textual message at program startup or + * in documentation (online or textual) provided with the package. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * 3. All advertising materials mentioning features or use of this software + * must display the following acknowledgement: + * "This product includes cryptographic software written by + * Eric Young (eay@cryptsoft.com)" + * The word 'cryptographic' can be left out if the rouines from the library + * being used are not cryptographic related :-). + * 4. If you include any Windows specific code (or a derivative thereof) from + * the apps directory (application code) you must include an acknowledgement: + * "This product includes software written by Tim Hudson (tjh@cryptsoft.com)" + * + * THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND + * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE + * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL + * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS + * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) + * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY + * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF + * SUCH DAMAGE. + * + * The licence and distribution terms for any publically available version or + * derivative of this code cannot be changed. i.e. this code cannot simply be + * copied and put under another distribution licence + * [including the GNU Public Licence.] + */ + +#include <stdio.h> +#include <errno.h> +#include "cryptlib.h" +#include <openssl/rand.h> +#include <openssl/bio.h> + +/* BIO_put and BIO_get both add to the digest, + * BIO_gets returns the digest */ + +static int nbiof_write(BIO *h,const char *buf,int num); +static int nbiof_read(BIO *h,char *buf,int size); +static int nbiof_puts(BIO *h,const char *str); +static int nbiof_gets(BIO *h,char *str,int size); +static long nbiof_ctrl(BIO *h,int cmd,long arg1,void *arg2); +static int nbiof_new(BIO *h); +static int nbiof_free(BIO *data); +static long nbiof_callback_ctrl(BIO *h,int cmd,bio_info_cb *fp); +typedef struct nbio_test_st + { + /* only set if we sent a 'should retry' error */ + int lrn; + int lwn; + } NBIO_TEST; + +static BIO_METHOD methods_nbiof= + { + BIO_TYPE_NBIO_TEST, + "non-blocking IO test filter", + nbiof_write, + nbiof_read, + nbiof_puts, + nbiof_gets, + nbiof_ctrl, + nbiof_new, + nbiof_free, + nbiof_callback_ctrl, + }; + +BIO_METHOD *BIO_f_nbio_test(void) + { + return(&methods_nbiof); + } + +static int nbiof_new(BIO *bi) + { + NBIO_TEST *nt; + + if (!(nt=(NBIO_TEST *)OPENSSL_malloc(sizeof(NBIO_TEST)))) return(0); + nt->lrn= -1; + nt->lwn= -1; + bi->ptr=(char *)nt; + bi->init=1; + bi->flags=0; + return(1); + } + +static int nbiof_free(BIO *a) + { + if (a == NULL) return(0); + if (a->ptr != NULL) + OPENSSL_free(a->ptr); + a->ptr=NULL; + a->init=0; + a->flags=0; + return(1); + } + +static int nbiof_read(BIO *b, char *out, int outl) + { + int ret=0; +#if 1 + int num; + unsigned char n; +#endif + + if (out == NULL) return(0); + if (b->next_bio == NULL) return(0); + + BIO_clear_retry_flags(b); +#if 1 + RAND_pseudo_bytes(&n,1); + num=(n&0x07); + + if (outl > num) outl=num; + + if (num == 0) + { + ret= -1; + BIO_set_retry_read(b); + } + else +#endif + { + ret=BIO_read(b->next_bio,out,outl); + if (ret < 0) + BIO_copy_next_retry(b); + } + return(ret); + } + +static int nbiof_write(BIO *b, const char *in, int inl) + { + NBIO_TEST *nt; + int ret=0; + int num; + unsigned char n; + + if ((in == NULL) || (inl <= 0)) return(0); + if (b->next_bio == NULL) return(0); + nt=(NBIO_TEST *)b->ptr; + + BIO_clear_retry_flags(b); + +#if 1 + if (nt->lwn > 0) + { + num=nt->lwn; + nt->lwn=0; + } + else + { + RAND_pseudo_bytes(&n,1); + num=(n&7); + } + + if (inl > num) inl=num; + + if (num == 0) + { + ret= -1; + BIO_set_retry_write(b); + } + else +#endif + { + ret=BIO_write(b->next_bio,in,inl); + if (ret < 0) + { + BIO_copy_next_retry(b); + nt->lwn=inl; + } + } + return(ret); + } + +static long nbiof_ctrl(BIO *b, int cmd, long num, void *ptr) + { + long ret; + + if (b->next_bio == NULL) return(0); + switch (cmd) + { + case BIO_C_DO_STATE_MACHINE: + BIO_clear_retry_flags(b); + ret=BIO_ctrl(b->next_bio,cmd,num,ptr); + BIO_copy_next_retry(b); + break; + case BIO_CTRL_DUP: + ret=0L; + break; + default: + ret=BIO_ctrl(b->next_bio,cmd,num,ptr); + break; + } + return(ret); + } + +static long nbiof_callback_ctrl(BIO *b, int cmd, bio_info_cb *fp) + { + long ret=1; + + if (b->next_bio == NULL) return(0); + switch (cmd) + { + default: + ret=BIO_callback_ctrl(b->next_bio,cmd,fp); + break; + } + return(ret); + } + +static int nbiof_gets(BIO *bp, char *buf, int size) + { + if (bp->next_bio == NULL) return(0); + return(BIO_gets(bp->next_bio,buf,size)); + } + + +static int nbiof_puts(BIO *bp, const char *str) + { + if (bp->next_bio == NULL) return(0); + return(BIO_puts(bp->next_bio,str)); + } + + diff --git a/Cryptlib/OpenSSL/crypto/bio/bf_null.c b/Cryptlib/OpenSSL/crypto/bio/bf_null.c new file mode 100755 index 00000000..c1bf39a9 --- /dev/null +++ b/Cryptlib/OpenSSL/crypto/bio/bf_null.c @@ -0,0 +1,183 @@ +/* crypto/bio/bf_null.c */ +/* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com) + * All rights reserved. + * + * This package is an SSL implementation written + * by Eric Young (eay@cryptsoft.com). + * The implementation was written so as to conform with Netscapes SSL. + * + * This library is free for commercial and non-commercial use as long as + * the following conditions are aheared to. The following conditions + * apply to all code found in this distribution, be it the RC4, RSA, + * lhash, DES, etc., code; not just the SSL code. The SSL documentation + * included with this distribution is covered by the same copyright terms + * except that the holder is Tim Hudson (tjh@cryptsoft.com). + * + * Copyright remains Eric Young's, and as such any Copyright notices in + * the code are not to be removed. + * If this package is used in a product, Eric Young should be given attribution + * as the author of the parts of the library used. + * This can be in the form of a textual message at program startup or + * in documentation (online or textual) provided with the package. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * 3. All advertising materials mentioning features or use of this software + * must display the following acknowledgement: + * "This product includes cryptographic software written by + * Eric Young (eay@cryptsoft.com)" + * The word 'cryptographic' can be left out if the rouines from the library + * being used are not cryptographic related :-). + * 4. If you include any Windows specific code (or a derivative thereof) from + * the apps directory (application code) you must include an acknowledgement: + * "This product includes software written by Tim Hudson (tjh@cryptsoft.com)" + * + * THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND + * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE + * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL + * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS + * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) + * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY + * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF + * SUCH DAMAGE. + * + * The licence and distribution terms for any publically available version or + * derivative of this code cannot be changed. i.e. this code cannot simply be + * copied and put under another distribution licence + * [including the GNU Public Licence.] + */ + +#include <stdio.h> +#include <errno.h> +#include "cryptlib.h" +#include <openssl/bio.h> + +/* BIO_put and BIO_get both add to the digest, + * BIO_gets returns the digest */ + +static int nullf_write(BIO *h, const char *buf, int num); +static int nullf_read(BIO *h, char *buf, int size); +static int nullf_puts(BIO *h, const char *str); +static int nullf_gets(BIO *h, char *str, int size); +static long nullf_ctrl(BIO *h, int cmd, long arg1, void *arg2); +static int nullf_new(BIO *h); +static int nullf_free(BIO *data); +static long nullf_callback_ctrl(BIO *h, int cmd, bio_info_cb *fp); +static BIO_METHOD methods_nullf= + { + BIO_TYPE_NULL_FILTER, + "NULL filter", + nullf_write, + nullf_read, + nullf_puts, + nullf_gets, + nullf_ctrl, + nullf_new, + nullf_free, + nullf_callback_ctrl, + }; + +BIO_METHOD *BIO_f_null(void) + { + return(&methods_nullf); + } + +static int nullf_new(BIO *bi) + { + bi->init=1; + bi->ptr=NULL; + bi->flags=0; + return(1); + } + +static int nullf_free(BIO *a) + { + if (a == NULL) return(0); +/* a->ptr=NULL; + a->init=0; + a->flags=0;*/ + return(1); + } + +static int nullf_read(BIO *b, char *out, int outl) + { + int ret=0; + + if (out == NULL) return(0); + if (b->next_bio == NULL) return(0); + ret=BIO_read(b->next_bio,out,outl); + BIO_clear_retry_flags(b); + BIO_copy_next_retry(b); + return(ret); + } + +static int nullf_write(BIO *b, const char *in, int inl) + { + int ret=0; + + if ((in == NULL) || (inl <= 0)) return(0); + if (b->next_bio == NULL) return(0); + ret=BIO_write(b->next_bio,in,inl); + BIO_clear_retry_flags(b); + BIO_copy_next_retry(b); + return(ret); + } + +static long nullf_ctrl(BIO *b, int cmd, long num, void *ptr) + { + long ret; + + if (b->next_bio == NULL) return(0); + switch(cmd) + { + case BIO_C_DO_STATE_MACHINE: + BIO_clear_retry_flags(b); + ret=BIO_ctrl(b->next_bio,cmd,num,ptr); + BIO_copy_next_retry(b); + break; + case BIO_CTRL_DUP: + ret=0L; + break; + default: + ret=BIO_ctrl(b->next_bio,cmd,num,ptr); + } + return(ret); + } + +static long nullf_callback_ctrl(BIO *b, int cmd, bio_info_cb *fp) + { + long ret=1; + + if (b->next_bio == NULL) return(0); + switch (cmd) + { + default: + ret=BIO_callback_ctrl(b->next_bio,cmd,fp); + break; + } + return(ret); + } + +static int nullf_gets(BIO *bp, char *buf, int size) + { + if (bp->next_bio == NULL) return(0); + return(BIO_gets(bp->next_bio,buf,size)); + } + + +static int nullf_puts(BIO *bp, const char *str) + { + if (bp->next_bio == NULL) return(0); + return(BIO_puts(bp->next_bio,str)); + } + + diff --git a/Cryptlib/OpenSSL/crypto/bio/bio_cb.c b/Cryptlib/OpenSSL/crypto/bio/bio_cb.c new file mode 100755 index 00000000..6f4254a1 --- /dev/null +++ b/Cryptlib/OpenSSL/crypto/bio/bio_cb.c @@ -0,0 +1,139 @@ +/* crypto/bio/bio_cb.c */ +/* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com) + * All rights reserved. + * + * This package is an SSL implementation written + * by Eric Young (eay@cryptsoft.com). + * The implementation was written so as to conform with Netscapes SSL. + * + * This library is free for commercial and non-commercial use as long as + * the following conditions are aheared to. The following conditions + * apply to all code found in this distribution, be it the RC4, RSA, + * lhash, DES, etc., code; not just the SSL code. The SSL documentation + * included with this distribution is covered by the same copyright terms + * except that the holder is Tim Hudson (tjh@cryptsoft.com). + * + * Copyright remains Eric Young's, and as such any Copyright notices in + * the code are not to be removed. + * If this package is used in a product, Eric Young should be given attribution + * as the author of the parts of the library used. + * This can be in the form of a textual message at program startup or + * in documentation (online or textual) provided with the package. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * 3. All advertising materials mentioning features or use of this software + * must display the following acknowledgement: + * "This product includes cryptographic software written by + * Eric Young (eay@cryptsoft.com)" + * The word 'cryptographic' can be left out if the rouines from the library + * being used are not cryptographic related :-). + * 4. If you include any Windows specific code (or a derivative thereof) from + * the apps directory (application code) you must include an acknowledgement: + * "This product includes software written by Tim Hudson (tjh@cryptsoft.com)" + * + * THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND + * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE + * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL + * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS + * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) + * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY + * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF + * SUCH DAMAGE. + * + * The licence and distribution terms for any publically available version or + * derivative of this code cannot be changed. i.e. this code cannot simply be + * copied and put under another distribution licence + * [including the GNU Public Licence.] + */ + +#include <stdio.h> +#include <string.h> +#include <stdlib.h> +#include "cryptlib.h" +#include <openssl/bio.h> +#include <openssl/err.h> + +long MS_CALLBACK BIO_debug_callback(BIO *bio, int cmd, const char *argp, + int argi, long argl, long ret) + { + BIO *b; + MS_STATIC char buf[256]; + char *p; + long r=1; + size_t p_maxlen; + + if (BIO_CB_RETURN & cmd) + r=ret; + + BIO_snprintf(buf,sizeof buf,"BIO[%08lX]:",(unsigned long)bio); + p= &(buf[14]); + p_maxlen = sizeof buf - 14; + switch (cmd) + { + case BIO_CB_FREE: + BIO_snprintf(p,p_maxlen,"Free - %s\n",bio->method->name); + break; + case BIO_CB_READ: + if (bio->method->type & BIO_TYPE_DESCRIPTOR) + BIO_snprintf(p,p_maxlen,"read(%d,%d) - %s fd=%d\n", + bio->num,argi,bio->method->name,bio->num); + else + BIO_snprintf(p,p_maxlen,"read(%d,%d) - %s\n", + bio->num,argi,bio->method->name); + break; + case BIO_CB_WRITE: + if (bio->method->type & BIO_TYPE_DESCRIPTOR) + BIO_snprintf(p,p_maxlen,"write(%d,%d) - %s fd=%d\n", + bio->num,argi,bio->method->name,bio->num); + else + BIO_snprintf(p,p_maxlen,"write(%d,%d) - %s\n", + bio->num,argi,bio->method->name); + break; + case BIO_CB_PUTS: + BIO_snprintf(p,p_maxlen,"puts() - %s\n",bio->method->name); + break; + case BIO_CB_GETS: + BIO_snprintf(p,p_maxlen,"gets(%d) - %s\n",argi,bio->method->name); + break; + case BIO_CB_CTRL: + BIO_snprintf(p,p_maxlen,"ctrl(%d) - %s\n",argi,bio->method->name); + break; + case BIO_CB_RETURN|BIO_CB_READ: + BIO_snprintf(p,p_maxlen,"read return %ld\n",ret); + break; + case BIO_CB_RETURN|BIO_CB_WRITE: + BIO_snprintf(p,p_maxlen,"write return %ld\n",ret); + break; + case BIO_CB_RETURN|BIO_CB_GETS: + BIO_snprintf(p,p_maxlen,"gets return %ld\n",ret); + break; + case BIO_CB_RETURN|BIO_CB_PUTS: + BIO_snprintf(p,p_maxlen,"puts return %ld\n",ret); + break; + case BIO_CB_RETURN|BIO_CB_CTRL: + BIO_snprintf(p,p_maxlen,"ctrl return %ld\n",ret); + break; + default: + BIO_snprintf(p,p_maxlen,"bio callback - unknown type (%d)\n",cmd); + break; + } + + b=(BIO *)bio->cb_arg; + if (b != NULL) + BIO_write(b,buf,strlen(buf)); +#if !defined(OPENSSL_NO_STDIO) && !defined(OPENSSL_SYS_WIN16) + else + fputs(buf,stderr); +#endif + return(r); + } diff --git a/Cryptlib/OpenSSL/crypto/bio/bio_err.c b/Cryptlib/OpenSSL/crypto/bio/bio_err.c new file mode 100755 index 00000000..6603f1c7 --- /dev/null +++ b/Cryptlib/OpenSSL/crypto/bio/bio_err.c @@ -0,0 +1,154 @@ +/* crypto/bio/bio_err.c */ +/* ==================================================================== + * Copyright (c) 1999-2005 The OpenSSL Project. All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in + * the documentation and/or other materials provided with the + * distribution. + * + * 3. All advertising materials mentioning features or use of this + * software must display the following acknowledgment: + * "This product includes software developed by the OpenSSL Project + * for use in the OpenSSL Toolkit. (http://www.OpenSSL.org/)" + * + * 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to + * endorse or promote products derived from this software without + * prior written permission. For written permission, please contact + * openssl-core@OpenSSL.org. + * + * 5. Products derived from this software may not be called "OpenSSL" + * nor may "OpenSSL" appear in their names without prior written + * permission of the OpenSSL Project. + * + * 6. Redistributions of any form whatsoever must retain the following + * acknowledgment: + * "This product includes software developed by the OpenSSL Project + * for use in the OpenSSL Toolkit (http://www.OpenSSL.org/)" + * + * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY + * EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR + * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE OpenSSL PROJECT OR + * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, + * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT + * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; + * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) + * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, + * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) + * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED + * OF THE POSSIBILITY OF SUCH DAMAGE. + * ==================================================================== + * + * This product includes cryptographic software written by Eric Young + * (eay@cryptsoft.com). This product includes software written by Tim + * Hudson (tjh@cryptsoft.com). + * + */ + +/* NOTE: this file was auto generated by the mkerr.pl script: any changes + * made to it will be overwritten when the script next updates this file, + * only reason strings will be preserved. + */ + +#include <stdio.h> +#include <openssl/err.h> +#include <openssl/bio.h> + +/* BEGIN ERROR CODES */ +#ifndef OPENSSL_NO_ERR + +#define ERR_FUNC(func) ERR_PACK(ERR_LIB_BIO,func,0) +#define ERR_REASON(reason) ERR_PACK(ERR_LIB_BIO,0,reason) + +static ERR_STRING_DATA BIO_str_functs[]= + { +{ERR_FUNC(BIO_F_ACPT_STATE), "ACPT_STATE"}, +{ERR_FUNC(BIO_F_BIO_ACCEPT), "BIO_accept"}, +{ERR_FUNC(BIO_F_BIO_BER_GET_HEADER), "BIO_BER_GET_HEADER"}, +{ERR_FUNC(BIO_F_BIO_CALLBACK_CTRL), "BIO_callback_ctrl"}, +{ERR_FUNC(BIO_F_BIO_CTRL), "BIO_ctrl"}, +{ERR_FUNC(BIO_F_BIO_GETHOSTBYNAME), "BIO_gethostbyname"}, +{ERR_FUNC(BIO_F_BIO_GETS), "BIO_gets"}, +{ERR_FUNC(BIO_F_BIO_GET_ACCEPT_SOCKET), "BIO_get_accept_socket"}, +{ERR_FUNC(BIO_F_BIO_GET_HOST_IP), "BIO_get_host_ip"}, +{ERR_FUNC(BIO_F_BIO_GET_PORT), "BIO_get_port"}, +{ERR_FUNC(BIO_F_BIO_MAKE_PAIR), "BIO_MAKE_PAIR"}, +{ERR_FUNC(BIO_F_BIO_NEW), "BIO_new"}, +{ERR_FUNC(BIO_F_BIO_NEW_FILE), "BIO_new_file"}, +{ERR_FUNC(BIO_F_BIO_NEW_MEM_BUF), "BIO_new_mem_buf"}, +{ERR_FUNC(BIO_F_BIO_NREAD), "BIO_nread"}, +{ERR_FUNC(BIO_F_BIO_NREAD0), "BIO_nread0"}, +{ERR_FUNC(BIO_F_BIO_NWRITE), "BIO_nwrite"}, +{ERR_FUNC(BIO_F_BIO_NWRITE0), "BIO_nwrite0"}, +{ERR_FUNC(BIO_F_BIO_PUTS), "BIO_puts"}, +{ERR_FUNC(BIO_F_BIO_READ), "BIO_read"}, +{ERR_FUNC(BIO_F_BIO_SOCK_INIT), "BIO_sock_init"}, +{ERR_FUNC(BIO_F_BIO_WRITE), "BIO_write"}, +{ERR_FUNC(BIO_F_BUFFER_CTRL), "BUFFER_CTRL"}, +{ERR_FUNC(BIO_F_CONN_CTRL), "CONN_CTRL"}, +{ERR_FUNC(BIO_F_CONN_STATE), "CONN_STATE"}, +{ERR_FUNC(BIO_F_FILE_CTRL), "FILE_CTRL"}, +{ERR_FUNC(BIO_F_FILE_READ), "FILE_READ"}, +{ERR_FUNC(BIO_F_LINEBUFFER_CTRL), "LINEBUFFER_CTRL"}, +{ERR_FUNC(BIO_F_MEM_READ), "MEM_READ"}, +{ERR_FUNC(BIO_F_MEM_WRITE), "MEM_WRITE"}, +{ERR_FUNC(BIO_F_SSL_NEW), "SSL_new"}, +{ERR_FUNC(BIO_F_WSASTARTUP), "WSASTARTUP"}, +{0,NULL} + }; + +static ERR_STRING_DATA BIO_str_reasons[]= + { +{ERR_REASON(BIO_R_ACCEPT_ERROR) ,"accept error"}, +{ERR_REASON(BIO_R_BAD_FOPEN_MODE) ,"bad fopen mode"}, +{ERR_REASON(BIO_R_BAD_HOSTNAME_LOOKUP) ,"bad hostname lookup"}, +{ERR_REASON(BIO_R_BROKEN_PIPE) ,"broken pipe"}, +{ERR_REASON(BIO_R_CONNECT_ERROR) ,"connect error"}, +{ERR_REASON(BIO_R_EOF_ON_MEMORY_BIO) ,"EOF on memory BIO"}, +{ERR_REASON(BIO_R_ERROR_SETTING_NBIO) ,"error setting nbio"}, +{ERR_REASON(BIO_R_ERROR_SETTING_NBIO_ON_ACCEPTED_SOCKET),"error setting nbio on accepted socket"}, +{ERR_REASON(BIO_R_ERROR_SETTING_NBIO_ON_ACCEPT_SOCKET),"error setting nbio on accept socket"}, +{ERR_REASON(BIO_R_GETHOSTBYNAME_ADDR_IS_NOT_AF_INET),"gethostbyname addr is not af inet"}, +{ERR_REASON(BIO_R_INVALID_ARGUMENT) ,"invalid argument"}, +{ERR_REASON(BIO_R_INVALID_IP_ADDRESS) ,"invalid ip address"}, +{ERR_REASON(BIO_R_IN_USE) ,"in use"}, +{ERR_REASON(BIO_R_KEEPALIVE) ,"keepalive"}, +{ERR_REASON(BIO_R_NBIO_CONNECT_ERROR) ,"nbio connect error"}, +{ERR_REASON(BIO_R_NO_ACCEPT_PORT_SPECIFIED),"no accept port specified"}, +{ERR_REASON(BIO_R_NO_HOSTNAME_SPECIFIED) ,"no hostname specified"}, +{ERR_REASON(BIO_R_NO_PORT_DEFINED) ,"no port defined"}, +{ERR_REASON(BIO_R_NO_PORT_SPECIFIED) ,"no port specified"}, +{ERR_REASON(BIO_R_NO_SUCH_FILE) ,"no such file"}, +{ERR_REASON(BIO_R_NULL_PARAMETER) ,"null parameter"}, +{ERR_REASON(BIO_R_TAG_MISMATCH) ,"tag mismatch"}, +{ERR_REASON(BIO_R_UNABLE_TO_BIND_SOCKET) ,"unable to bind socket"}, +{ERR_REASON(BIO_R_UNABLE_TO_CREATE_SOCKET),"unable to create socket"}, +{ERR_REASON(BIO_R_UNABLE_TO_LISTEN_SOCKET),"unable to listen socket"}, +{ERR_REASON(BIO_R_UNINITIALIZED) ,"uninitialized"}, +{ERR_REASON(BIO_R_UNSUPPORTED_METHOD) ,"unsupported method"}, +{ERR_REASON(BIO_R_WRITE_TO_READ_ONLY_BIO),"write to read only BIO"}, +{ERR_REASON(BIO_R_WSASTARTUP) ,"WSAStartup"}, +{0,NULL} + }; + +#endif + +void ERR_load_BIO_strings(void) + { +#ifndef OPENSSL_NO_ERR + + if (ERR_func_error_string(BIO_str_functs[0].error) == NULL) + { + ERR_load_strings(0,BIO_str_functs); + ERR_load_strings(0,BIO_str_reasons); + } +#endif + } diff --git a/Cryptlib/OpenSSL/crypto/bio/bio_lcl.h b/Cryptlib/OpenSSL/crypto/bio/bio_lcl.h new file mode 100644 index 00000000..dba2919d --- /dev/null +++ b/Cryptlib/OpenSSL/crypto/bio/bio_lcl.h @@ -0,0 +1,28 @@ +#include <openssl/bio.h> + +#if BIO_FLAGS_UPLINK==0 +/* Shortcut UPLINK calls on most platforms... */ +#define UP_stdin stdin +#define UP_stdout stdout +#define UP_stderr stderr +#define UP_fprintf fprintf +#define UP_fgets fgets +#define UP_fread fread +#define UP_fwrite fwrite +#undef UP_fsetmod +#define UP_feof feof +#define UP_fclose fclose + +#define UP_fopen fopen +#define UP_fseek fseek +#define UP_ftell ftell +#define UP_fflush fflush +#define UP_ferror ferror +#define UP_fileno fileno + +#define UP_open open +#define UP_read read +#define UP_write write +#define UP_lseek lseek +#define UP_close close +#endif diff --git a/Cryptlib/OpenSSL/crypto/bio/bio_lib.c b/Cryptlib/OpenSSL/crypto/bio/bio_lib.c new file mode 100755 index 00000000..371cdf52 --- /dev/null +++ b/Cryptlib/OpenSSL/crypto/bio/bio_lib.c @@ -0,0 +1,602 @@ +/* crypto/bio/bio_lib.c */ +/* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com) + * All rights reserved. + * + * This package is an SSL implementation written + * by Eric Young (eay@cryptsoft.com). + * The implementation was written so as to conform with Netscapes SSL. + * + * This library is free for commercial and non-commercial use as long as + * the following conditions are aheared to. The following conditions + * apply to all code found in this distribution, be it the RC4, RSA, + * lhash, DES, etc., code; not just the SSL code. The SSL documentation + * included with this distribution is covered by the same copyright terms + * except that the holder is Tim Hudson (tjh@cryptsoft.com). + * + * Copyright remains Eric Young's, and as such any Copyright notices in + * the code are not to be removed. + * If this package is used in a product, Eric Young should be given attribution + * as the author of the parts of the library used. + * This can be in the form of a textual message at program startup or + * in documentation (online or textual) provided with the package. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * 3. All advertising materials mentioning features or use of this software + * must display the following acknowledgement: + * "This product includes cryptographic software written by + * Eric Young (eay@cryptsoft.com)" + * The word 'cryptographic' can be left out if the rouines from the library + * being used are not cryptographic related :-). + * 4. If you include any Windows specific code (or a derivative thereof) from + * the apps directory (application code) you must include an acknowledgement: + * "This product includes software written by Tim Hudson (tjh@cryptsoft.com)" + * + * THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND + * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE + * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL + * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS + * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) + * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY + * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF + * SUCH DAMAGE. + * + * The licence and distribution terms for any publically available version or + * derivative of this code cannot be changed. i.e. this code cannot simply be + * copied and put under another distribution licence + * [including the GNU Public Licence.] + */ + +#include <stdio.h> +#include <errno.h> +#include <openssl/crypto.h> +#include "cryptlib.h" +#include <openssl/bio.h> +#include <openssl/stack.h> + +BIO *BIO_new(BIO_METHOD *method) + { + BIO *ret=NULL; + + ret=(BIO *)OPENSSL_malloc(sizeof(BIO)); + if (ret == NULL) + { + BIOerr(BIO_F_BIO_NEW,ERR_R_MALLOC_FAILURE); + return(NULL); + } + if (!BIO_set(ret,method)) + { + OPENSSL_free(ret); + ret=NULL; + } + return(ret); + } + +int BIO_set(BIO *bio, BIO_METHOD *method) + { + bio->method=method; + bio->callback=NULL; + bio->cb_arg=NULL; + bio->init=0; + bio->shutdown=1; + bio->flags=0; + bio->retry_reason=0; + bio->num=0; + bio->ptr=NULL; + bio->prev_bio=NULL; + bio->next_bio=NULL; + bio->references=1; + bio->num_read=0L; + bio->num_write=0L; + CRYPTO_new_ex_data(CRYPTO_EX_INDEX_BIO, bio, &bio->ex_data); + if (method->create != NULL) + if (!method->create(bio)) + { + CRYPTO_free_ex_data(CRYPTO_EX_INDEX_BIO, bio, + &bio->ex_data); + return(0); + } + return(1); + } + +int BIO_free(BIO *a) + { + int i; + + if (a == NULL) return(0); + + i=CRYPTO_add(&a->references,-1,CRYPTO_LOCK_BIO); +#ifdef REF_PRINT + REF_PRINT("BIO",a); +#endif + if (i > 0) return(1); +#ifdef REF_CHECK + if (i < 0) + { + fprintf(stderr,"BIO_free, bad reference count\n"); + abort(); + } +#endif + if ((a->callback != NULL) && + ((i=(int)a->callback(a,BIO_CB_FREE,NULL,0,0L,1L)) <= 0)) + return(i); + + CRYPTO_free_ex_data(CRYPTO_EX_INDEX_BIO, a, &a->ex_data); + + if ((a->method == NULL) || (a->method->destroy == NULL)) return(1); + a->method->destroy(a); + OPENSSL_free(a); + return(1); + } + +void BIO_vfree(BIO *a) + { BIO_free(a); } + +void BIO_clear_flags(BIO *b, int flags) + { + b->flags &= ~flags; + } + +int BIO_test_flags(const BIO *b, int flags) + { + return (b->flags & flags); + } + +void BIO_set_flags(BIO *b, int flags) + { + b->flags |= flags; + } + +long (*BIO_get_callback(const BIO *b))(struct bio_st *,int,const char *,int, long,long) + { + return b->callback; + } + +void BIO_set_callback(BIO *b, long (*cb)(struct bio_st *,int,const char *,int, long,long)) + { + b->callback = cb; + } + +void BIO_set_callback_arg(BIO *b, char *arg) + { + b->cb_arg = arg; + } + +char * BIO_get_callback_arg(const BIO *b) + { + return b->cb_arg; + } + +const char * BIO_method_name(const BIO *b) + { + return b->method->name; + } + +int BIO_method_type(const BIO *b) + { + return b->method->type; + } + + +int BIO_read(BIO *b, void *out, int outl) + { + int i; + long (*cb)(BIO *,int,const char *,int,long,long); + + if ((b == NULL) || (b->method == NULL) || (b->method->bread == NULL)) + { + BIOerr(BIO_F_BIO_READ,BIO_R_UNSUPPORTED_METHOD); + return(-2); + } + + cb=b->callback; + if ((cb != NULL) && + ((i=(int)cb(b,BIO_CB_READ,out,outl,0L,1L)) <= 0)) + return(i); + + if (!b->init) + { + BIOerr(BIO_F_BIO_READ,BIO_R_UNINITIALIZED); + return(-2); + } + + i=b->method->bread(b,out,outl); + + if (i > 0) b->num_read+=(unsigned long)i; + + if (cb != NULL) + i=(int)cb(b,BIO_CB_READ|BIO_CB_RETURN,out,outl, + 0L,(long)i); + return(i); + } + +int BIO_write(BIO *b, const void *in, int inl) + { + int i; + long (*cb)(BIO *,int,const char *,int,long,long); + + if (b == NULL) + return(0); + + cb=b->callback; + if ((b->method == NULL) || (b->method->bwrite == NULL)) + { + BIOerr(BIO_F_BIO_WRITE,BIO_R_UNSUPPORTED_METHOD); + return(-2); + } + + if ((cb != NULL) && + ((i=(int)cb(b,BIO_CB_WRITE,in,inl,0L,1L)) <= 0)) + return(i); + + if (!b->init) + { + BIOerr(BIO_F_BIO_WRITE,BIO_R_UNINITIALIZED); + return(-2); + } + + i=b->method->bwrite(b,in,inl); + + if (i > 0) b->num_write+=(unsigned long)i; + + if (cb != NULL) + i=(int)cb(b,BIO_CB_WRITE|BIO_CB_RETURN,in,inl, + 0L,(long)i); + return(i); + } + +int BIO_puts(BIO *b, const char *in) + { + int i; + long (*cb)(BIO *,int,const char *,int,long,long); + + if ((b == NULL) || (b->method == NULL) || (b->method->bputs == NULL)) + { + BIOerr(BIO_F_BIO_PUTS,BIO_R_UNSUPPORTED_METHOD); + return(-2); + } + + cb=b->callback; + + if ((cb != NULL) && + ((i=(int)cb(b,BIO_CB_PUTS,in,0,0L,1L)) <= 0)) + return(i); + + if (!b->init) + { + BIOerr(BIO_F_BIO_PUTS,BIO_R_UNINITIALIZED); + return(-2); + } + + i=b->method->bputs(b,in); + + if (i > 0) b->num_write+=(unsigned long)i; + + if (cb != NULL) + i=(int)cb(b,BIO_CB_PUTS|BIO_CB_RETURN,in,0, + 0L,(long)i); + return(i); + } + +int BIO_gets(BIO *b, char *in, int inl) + { + int i; + long (*cb)(BIO *,int,const char *,int,long,long); + + if ((b == NULL) || (b->method == NULL) || (b->method->bgets == NULL)) + { + BIOerr(BIO_F_BIO_GETS,BIO_R_UNSUPPORTED_METHOD); + return(-2); + } + + cb=b->callback; + + if ((cb != NULL) && + ((i=(int)cb(b,BIO_CB_GETS,in,inl,0L,1L)) <= 0)) + return(i); + + if (!b->init) + { + BIOerr(BIO_F_BIO_GETS,BIO_R_UNINITIALIZED); + return(-2); + } + + i=b->method->bgets(b,in,inl); + + if (cb != NULL) + i=(int)cb(b,BIO_CB_GETS|BIO_CB_RETURN,in,inl, + 0L,(long)i); + return(i); + } + +int BIO_indent(BIO *b,int indent,int max) + { + if(indent < 0) + indent=0; + if(indent > max) + indent=max; + while(indent--) + if(BIO_puts(b," ") != 1) + return 0; + return 1; + } + +long BIO_int_ctrl(BIO *b, int cmd, long larg, int iarg) + { + int i; + + i=iarg; + return(BIO_ctrl(b,cmd,larg,(char *)&i)); + } + +char *BIO_ptr_ctrl(BIO *b, int cmd, long larg) + { + char *p=NULL; + + if (BIO_ctrl(b,cmd,larg,(char *)&p) <= 0) + return(NULL); + else + return(p); + } + +long BIO_ctrl(BIO *b, int cmd, long larg, void *parg) + { + long ret; + long (*cb)(BIO *,int,const char *,int,long,long); + + if (b == NULL) return(0); + + if ((b->method == NULL) || (b->method->ctrl == NULL)) + { + BIOerr(BIO_F_BIO_CTRL,BIO_R_UNSUPPORTED_METHOD); + return(-2); + } + + cb=b->callback; + + if ((cb != NULL) && + ((ret=cb(b,BIO_CB_CTRL,parg,cmd,larg,1L)) <= 0)) + return(ret); + + ret=b->method->ctrl(b,cmd,larg,parg); + + if (cb != NULL) + ret=cb(b,BIO_CB_CTRL|BIO_CB_RETURN,parg,cmd, + larg,ret); + return(ret); + } + +long BIO_callback_ctrl(BIO *b, int cmd, void (*fp)(struct bio_st *, int, const char *, int, long, long)) + { + long ret; + long (*cb)(BIO *,int,const char *,int,long,long); + + if (b == NULL) return(0); + + if ((b->method == NULL) || (b->method->callback_ctrl == NULL)) + { + BIOerr(BIO_F_BIO_CALLBACK_CTRL,BIO_R_UNSUPPORTED_METHOD); + return(-2); + } + + cb=b->callback; + + if ((cb != NULL) && + ((ret=cb(b,BIO_CB_CTRL,(void *)&fp,cmd,0,1L)) <= 0)) + return(ret); + + ret=b->method->callback_ctrl(b,cmd,fp); + + if (cb != NULL) + ret=cb(b,BIO_CB_CTRL|BIO_CB_RETURN,(void *)&fp,cmd, + 0,ret); + return(ret); + } + +/* It is unfortunate to duplicate in functions what the BIO_(w)pending macros + * do; but those macros have inappropriate return type, and for interfacing + * from other programming languages, C macros aren't much of a help anyway. */ +size_t BIO_ctrl_pending(BIO *bio) + { + return BIO_ctrl(bio, BIO_CTRL_PENDING, 0, NULL); + } + +size_t BIO_ctrl_wpending(BIO *bio) + { + return BIO_ctrl(bio, BIO_CTRL_WPENDING, 0, NULL); + } + + +/* put the 'bio' on the end of b's list of operators */ +BIO *BIO_push(BIO *b, BIO *bio) + { + BIO *lb; + + if (b == NULL) return(bio); + lb=b; + while (lb->next_bio != NULL) + lb=lb->next_bio; + lb->next_bio=bio; + if (bio != NULL) + bio->prev_bio=lb; + /* called to do internal processing */ + BIO_ctrl(b,BIO_CTRL_PUSH,0,NULL); + return(b); + } + +/* Remove the first and return the rest */ +BIO *BIO_pop(BIO *b) + { + BIO *ret; + + if (b == NULL) return(NULL); + ret=b->next_bio; + + BIO_ctrl(b,BIO_CTRL_POP,0,NULL); + + if (b->prev_bio != NULL) + b->prev_bio->next_bio=b->next_bio; + if (b->next_bio != NULL) + b->next_bio->prev_bio=b->prev_bio; + + b->next_bio=NULL; + b->prev_bio=NULL; + return(ret); + } + +BIO *BIO_get_retry_BIO(BIO *bio, int *reason) + { + BIO *b,*last; + + b=last=bio; + for (;;) + { + if (!BIO_should_retry(b)) break; + last=b; + b=b->next_bio; + if (b == NULL) break; + } + if (reason != NULL) *reason=last->retry_reason; + return(last); + } + +int BIO_get_retry_reason(BIO *bio) + { + return(bio->retry_reason); + } + +BIO *BIO_find_type(BIO *bio, int type) + { + int mt,mask; + + if(!bio) return NULL; + mask=type&0xff; + do { + if (bio->method != NULL) + { + mt=bio->method->type; + + if (!mask) + { + if (mt & type) return(bio); + } + else if (mt == type) + return(bio); + } + bio=bio->next_bio; + } while (bio != NULL); + return(NULL); + } + +BIO *BIO_next(BIO *b) + { + if(!b) return NULL; + return b->next_bio; + } + +void BIO_free_all(BIO *bio) + { + BIO *b; + int ref; + + while (bio != NULL) + { + b=bio; + ref=b->references; + bio=bio->next_bio; + BIO_free(b); + /* Since ref count > 1, don't free anyone else. */ + if (ref > 1) break; + } + } + +BIO *BIO_dup_chain(BIO *in) + { + BIO *ret=NULL,*eoc=NULL,*bio,*new; + + for (bio=in; bio != NULL; bio=bio->next_bio) + { + if ((new=BIO_new(bio->method)) == NULL) goto err; + new->callback=bio->callback; + new->cb_arg=bio->cb_arg; + new->init=bio->init; + new->shutdown=bio->shutdown; + new->flags=bio->flags; + + /* This will let SSL_s_sock() work with stdin/stdout */ + new->num=bio->num; + + if (!BIO_dup_state(bio,(char *)new)) + { + BIO_free(new); + goto err; + } + + /* copy app data */ + if (!CRYPTO_dup_ex_data(CRYPTO_EX_INDEX_BIO, &new->ex_data, + &bio->ex_data)) + goto err; + + if (ret == NULL) + { + eoc=new; + ret=eoc; + } + else + { + BIO_push(eoc,new); + eoc=new; + } + } + return(ret); +err: + if (ret != NULL) + BIO_free(ret); + return(NULL); + } + +void BIO_copy_next_retry(BIO *b) + { + BIO_set_flags(b,BIO_get_retry_flags(b->next_bio)); + b->retry_reason=b->next_bio->retry_reason; + } + +int BIO_get_ex_new_index(long argl, void *argp, CRYPTO_EX_new *new_func, + CRYPTO_EX_dup *dup_func, CRYPTO_EX_free *free_func) + { + return CRYPTO_get_ex_new_index(CRYPTO_EX_INDEX_BIO, argl, argp, + new_func, dup_func, free_func); + } + +int BIO_set_ex_data(BIO *bio, int idx, void *data) + { + return(CRYPTO_set_ex_data(&(bio->ex_data),idx,data)); + } + +void *BIO_get_ex_data(BIO *bio, int idx) + { + return(CRYPTO_get_ex_data(&(bio->ex_data),idx)); + } + +unsigned long BIO_number_read(BIO *bio) +{ + if(bio) return bio->num_read; + return 0; +} + +unsigned long BIO_number_written(BIO *bio) +{ + if(bio) return bio->num_write; + return 0; +} + +IMPLEMENT_STACK_OF(BIO) diff --git a/Cryptlib/OpenSSL/crypto/bio/bss_bio.c b/Cryptlib/OpenSSL/crypto/bio/bss_bio.c new file mode 100755 index 00000000..76bd48e7 --- /dev/null +++ b/Cryptlib/OpenSSL/crypto/bio/bss_bio.c @@ -0,0 +1,924 @@ +/* crypto/bio/bss_bio.c -*- Mode: C; c-file-style: "eay" -*- */ +/* ==================================================================== + * Copyright (c) 1998-2003 The OpenSSL Project. All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in + * the documentation and/or other materials provided with the + * distribution. + * + * 3. All advertising materials mentioning features or use of this + * software must display the following acknowledgment: + * "This product includes software developed by the OpenSSL Project + * for use in the OpenSSL Toolkit. (http://www.openssl.org/)" + * + * 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to + * endorse or promote products derived from this software without + * prior written permission. For written permission, please contact + * openssl-core@openssl.org. + * + * 5. Products derived from this software may not be called "OpenSSL" + * nor may "OpenSSL" appear in their names without prior written + * permission of the OpenSSL Project. + * + * 6. Redistributions of any form whatsoever must retain the following + * acknowledgment: + * "This product includes software developed by the OpenSSL Project + * for use in the OpenSSL Toolkit (http://www.openssl.org/)" + * + * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY + * EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR + * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE OpenSSL PROJECT OR + * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, + * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT + * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; + * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) + * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, + * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) + * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED + * OF THE POSSIBILITY OF SUCH DAMAGE. + * ==================================================================== + * + * This product includes cryptographic software written by Eric Young + * (eay@cryptsoft.com). This product includes software written by Tim + * Hudson (tjh@cryptsoft.com). + * + */ + +/* Special method for a BIO where the other endpoint is also a BIO + * of this kind, handled by the same thread (i.e. the "peer" is actually + * ourselves, wearing a different hat). + * Such "BIO pairs" are mainly for using the SSL library with I/O interfaces + * for which no specific BIO method is available. + * See ssl/ssltest.c for some hints on how this can be used. */ + +/* BIO_DEBUG implies BIO_PAIR_DEBUG */ +#ifdef BIO_DEBUG +# ifndef BIO_PAIR_DEBUG +# define BIO_PAIR_DEBUG +# endif +#endif + +/* disable assert() unless BIO_PAIR_DEBUG has been defined */ +#ifndef BIO_PAIR_DEBUG +# ifndef NDEBUG +# define NDEBUG +# endif +#endif + +#include <assert.h> +#include <limits.h> +#include <stdlib.h> +#include <string.h> + +#include <openssl/bio.h> +#include <openssl/err.h> +#include <openssl/crypto.h> + +#include "e_os.h" + +/* VxWorks defines SSIZE_MAX with an empty value causing compile errors */ +#if defined(OPENSSL_SYS_VXWORKS) +# undef SSIZE_MAX +#endif +#ifndef SSIZE_MAX +# define SSIZE_MAX INT_MAX +#endif + +static int bio_new(BIO *bio); +static int bio_free(BIO *bio); +static int bio_read(BIO *bio, char *buf, int size); +static int bio_write(BIO *bio, const char *buf, int num); +static long bio_ctrl(BIO *bio, int cmd, long num, void *ptr); +static int bio_puts(BIO *bio, const char *str); + +static int bio_make_pair(BIO *bio1, BIO *bio2); +static void bio_destroy_pair(BIO *bio); + +static BIO_METHOD methods_biop = +{ + BIO_TYPE_BIO, + "BIO pair", + bio_write, + bio_read, + bio_puts, + NULL /* no bio_gets */, + bio_ctrl, + bio_new, + bio_free, + NULL /* no bio_callback_ctrl */ +}; + +BIO_METHOD *BIO_s_bio(void) + { + return &methods_biop; + } + +struct bio_bio_st +{ + BIO *peer; /* NULL if buf == NULL. + * If peer != NULL, then peer->ptr is also a bio_bio_st, + * and its "peer" member points back to us. + * peer != NULL iff init != 0 in the BIO. */ + + /* This is for what we write (i.e. reading uses peer's struct): */ + int closed; /* valid iff peer != NULL */ + size_t len; /* valid iff buf != NULL; 0 if peer == NULL */ + size_t offset; /* valid iff buf != NULL; 0 if len == 0 */ + size_t size; + char *buf; /* "size" elements (if != NULL) */ + + size_t request; /* valid iff peer != NULL; 0 if len != 0, + * otherwise set by peer to number of bytes + * it (unsuccessfully) tried to read, + * never more than buffer space (size-len) warrants. */ +}; + +static int bio_new(BIO *bio) + { + struct bio_bio_st *b; + + b = OPENSSL_malloc(sizeof *b); + if (b == NULL) + return 0; + + b->peer = NULL; + b->size = 17*1024; /* enough for one TLS record (just a default) */ + b->buf = NULL; + + bio->ptr = b; + return 1; + } + + +static int bio_free(BIO *bio) + { + struct bio_bio_st *b; + + if (bio == NULL) + return 0; + b = bio->ptr; + + assert(b != NULL); + + if (b->peer) + bio_destroy_pair(bio); + + if (b->buf != NULL) + { + OPENSSL_free(b->buf); + } + + OPENSSL_free(b); + + return 1; + } + + + +static int bio_read(BIO *bio, char *buf, int size_) + { + size_t size = size_; + size_t rest; + struct bio_bio_st *b, *peer_b; + + BIO_clear_retry_flags(bio); + + if (!bio->init) + return 0; + + b = bio->ptr; + assert(b != NULL); + assert(b->peer != NULL); + peer_b = b->peer->ptr; + assert(peer_b != NULL); + assert(peer_b->buf != NULL); + + peer_b->request = 0; /* will be set in "retry_read" situation */ + + if (buf == NULL || size == 0) + return 0; + + if (peer_b->len == 0) + { + if (peer_b->closed) + return 0; /* writer has closed, and no data is left */ + else + { + BIO_set_retry_read(bio); /* buffer is empty */ + if (size <= peer_b->size) + peer_b->request = size; + else + /* don't ask for more than the peer can + * deliver in one write */ + peer_b->request = peer_b->size; + return -1; + } + } + + /* we can read */ + if (peer_b->len < size) + size = peer_b->len; + + /* now read "size" bytes */ + + rest = size; + + assert(rest > 0); + do /* one or two iterations */ + { + size_t chunk; + + assert(rest <= peer_b->len); + if (peer_b->offset + rest <= peer_b->size) + chunk = rest; + else + /* wrap around ring buffer */ + chunk = peer_b->size - peer_b->offset; + assert(peer_b->offset + chunk <= peer_b->size); + + memcpy(buf, peer_b->buf + peer_b->offset, chunk); + + peer_b->len -= chunk; + if (peer_b->len) + { + peer_b->offset += chunk; + assert(peer_b->offset <= peer_b->size); + if (peer_b->offset == peer_b->size) + peer_b->offset = 0; + buf += chunk; + } + else + { + /* buffer now empty, no need to advance "buf" */ + assert(chunk == rest); + peer_b->offset = 0; + } + rest -= chunk; + } + while (rest); + + return size; + } + +/* non-copying interface: provide pointer to available data in buffer + * bio_nread0: return number of available bytes + * bio_nread: also advance index + * (example usage: bio_nread0(), read from buffer, bio_nread() + * or just bio_nread(), read from buffer) + */ +/* WARNING: The non-copying interface is largely untested as of yet + * and may contain bugs. */ +static ssize_t bio_nread0(BIO *bio, char **buf) + { + struct bio_bio_st *b, *peer_b; + ssize_t num; + + BIO_clear_retry_flags(bio); + + if (!bio->init) + return 0; + + b = bio->ptr; + assert(b != NULL); + assert(b->peer != NULL); + peer_b = b->peer->ptr; + assert(peer_b != NULL); + assert(peer_b->buf != NULL); + + peer_b->request = 0; + + if (peer_b->len == 0) + { + char dummy; + + /* avoid code duplication -- nothing available for reading */ + return bio_read(bio, &dummy, 1); /* returns 0 or -1 */ + } + + num = peer_b->len; + if (peer_b->size < peer_b->offset + num) + /* no ring buffer wrap-around for non-copying interface */ + num = peer_b->size - peer_b->offset; + assert(num > 0); + + if (buf != NULL) + *buf = peer_b->buf + peer_b->offset; + return num; + } + +static ssize_t bio_nread(BIO *bio, char **buf, size_t num_) + { + struct bio_bio_st *b, *peer_b; + ssize_t num, available; + + if (num_ > SSIZE_MAX) + num = SSIZE_MAX; + else + num = (ssize_t)num_; + + available = bio_nread0(bio, buf); + if (num > available) + num = available; + if (num <= 0) + return num; + + b = bio->ptr; + peer_b = b->peer->ptr; + + peer_b->len -= num; + if (peer_b->len) + { + peer_b->offset += num; + assert(peer_b->offset <= peer_b->size); + if (peer_b->offset == peer_b->size) + peer_b->offset = 0; + } + else + peer_b->offset = 0; + + return num; + } + + +static int bio_write(BIO *bio, const char *buf, int num_) + { + size_t num = num_; + size_t rest; + struct bio_bio_st *b; + + BIO_clear_retry_flags(bio); + + if (!bio->init || buf == NULL || num == 0) + return 0; + + b = bio->ptr; + assert(b != NULL); + assert(b->peer != NULL); + assert(b->buf != NULL); + + b->request = 0; + if (b->closed) + { + /* we already closed */ + BIOerr(BIO_F_BIO_WRITE, BIO_R_BROKEN_PIPE); + return -1; + } + + assert(b->len <= b->size); + + if (b->len == b->size) + { + BIO_set_retry_write(bio); /* buffer is full */ + return -1; + } + + /* we can write */ + if (num > b->size - b->len) + num = b->size - b->len; + + /* now write "num" bytes */ + + rest = num; + + assert(rest > 0); + do /* one or two iterations */ + { + size_t write_offset; + size_t chunk; + + assert(b->len + rest <= b->size); + + write_offset = b->offset + b->len; + if (write_offset >= b->size) + write_offset -= b->size; + /* b->buf[write_offset] is the first byte we can write to. */ + + if (write_offset + rest <= b->size) + chunk = rest; + else + /* wrap around ring buffer */ + chunk = b->size - write_offset; + + memcpy(b->buf + write_offset, buf, chunk); + + b->len += chunk; + + assert(b->len <= b->size); + + rest -= chunk; + buf += chunk; + } + while (rest); + + return num; + } + +/* non-copying interface: provide pointer to region to write to + * bio_nwrite0: check how much space is available + * bio_nwrite: also increase length + * (example usage: bio_nwrite0(), write to buffer, bio_nwrite() + * or just bio_nwrite(), write to buffer) + */ +static ssize_t bio_nwrite0(BIO *bio, char **buf) + { + struct bio_bio_st *b; + size_t num; + size_t write_offset; + + BIO_clear_retry_flags(bio); + + if (!bio->init) + return 0; + + b = bio->ptr; + assert(b != NULL); + assert(b->peer != NULL); + assert(b->buf != NULL); + + b->request = 0; + if (b->closed) + { + BIOerr(BIO_F_BIO_NWRITE0, BIO_R_BROKEN_PIPE); + return -1; + } + + assert(b->len <= b->size); + + if (b->len == b->size) + { + BIO_set_retry_write(bio); + return -1; + } + + num = b->size - b->len; + write_offset = b->offset + b->len; + if (write_offset >= b->size) + write_offset -= b->size; + if (write_offset + num > b->size) + /* no ring buffer wrap-around for non-copying interface + * (to fulfil the promise by BIO_ctrl_get_write_guarantee, + * BIO_nwrite may have to be called twice) */ + num = b->size - write_offset; + + if (buf != NULL) + *buf = b->buf + write_offset; + assert(write_offset + num <= b->size); + + return num; + } + +static ssize_t bio_nwrite(BIO *bio, char **buf, size_t num_) + { + struct bio_bio_st *b; + ssize_t num, space; + + if (num_ > SSIZE_MAX) + num = SSIZE_MAX; + else + num = (ssize_t)num_; + + space = bio_nwrite0(bio, buf); + if (num > space) + num = space; + if (num <= 0) + return num; + b = bio->ptr; + assert(b != NULL); + b->len += num; + assert(b->len <= b->size); + + return num; + } + + +static long bio_ctrl(BIO *bio, int cmd, long num, void *ptr) + { + long ret; + struct bio_bio_st *b = bio->ptr; + + assert(b != NULL); + + switch (cmd) + { + /* specific CTRL codes */ + + case BIO_C_SET_WRITE_BUF_SIZE: + if (b->peer) + { + BIOerr(BIO_F_BIO_CTRL, BIO_R_IN_USE); + ret = 0; + } + else if (num == 0) + { + BIOerr(BIO_F_BIO_CTRL, BIO_R_INVALID_ARGUMENT); + ret = 0; + } + else + { + size_t new_size = num; + + if (b->size != new_size) + { + if (b->buf) + { + OPENSSL_free(b->buf); + b->buf = NULL; + } + b->size = new_size; + } + ret = 1; + } + break; + + case BIO_C_GET_WRITE_BUF_SIZE: + ret = (long) b->size; + break; + + case BIO_C_MAKE_BIO_PAIR: + { + BIO *other_bio = ptr; + + if (bio_make_pair(bio, other_bio)) + ret = 1; + else + ret = 0; + } + break; + + case BIO_C_DESTROY_BIO_PAIR: + /* Affects both BIOs in the pair -- call just once! + * Or let BIO_free(bio1); BIO_free(bio2); do the job. */ + bio_destroy_pair(bio); + ret = 1; + break; + + case BIO_C_GET_WRITE_GUARANTEE: + /* How many bytes can the caller feed to the next write + * without having to keep any? */ + if (b->peer == NULL || b->closed) + ret = 0; + else + ret = (long) b->size - b->len; + break; + + case BIO_C_GET_READ_REQUEST: + /* If the peer unsuccessfully tried to read, how many bytes + * were requested? (As with BIO_CTRL_PENDING, that number + * can usually be treated as boolean.) */ + ret = (long) b->request; + break; + + case BIO_C_RESET_READ_REQUEST: + /* Reset request. (Can be useful after read attempts + * at the other side that are meant to be non-blocking, + * e.g. when probing SSL_read to see if any data is + * available.) */ + b->request = 0; + ret = 1; + break; + + case BIO_C_SHUTDOWN_WR: + /* similar to shutdown(..., SHUT_WR) */ + b->closed = 1; + ret = 1; + break; + + case BIO_C_NREAD0: + /* prepare for non-copying read */ + ret = (long) bio_nread0(bio, ptr); + break; + + case BIO_C_NREAD: + /* non-copying read */ + ret = (long) bio_nread(bio, ptr, (size_t) num); + break; + + case BIO_C_NWRITE0: + /* prepare for non-copying write */ + ret = (long) bio_nwrite0(bio, ptr); + break; + + case BIO_C_NWRITE: + /* non-copying write */ + ret = (long) bio_nwrite(bio, ptr, (size_t) num); + break; + + + /* standard CTRL codes follow */ + + case BIO_CTRL_RESET: + if (b->buf != NULL) + { + b->len = 0; + b->offset = 0; + } + ret = 0; + break; + + case BIO_CTRL_GET_CLOSE: + ret = bio->shutdown; + break; + + case BIO_CTRL_SET_CLOSE: + bio->shutdown = (int) num; + ret = 1; + break; + + case BIO_CTRL_PENDING: + if (b->peer != NULL) + { + struct bio_bio_st *peer_b = b->peer->ptr; + + ret = (long) peer_b->len; + } + else + ret = 0; + break; + + case BIO_CTRL_WPENDING: + if (b->buf != NULL) + ret = (long) b->len; + else + ret = 0; + break; + + case BIO_CTRL_DUP: + /* See BIO_dup_chain for circumstances we have to expect. */ + { + BIO *other_bio = ptr; + struct bio_bio_st *other_b; + + assert(other_bio != NULL); + other_b = other_bio->ptr; + assert(other_b != NULL); + + assert(other_b->buf == NULL); /* other_bio is always fresh */ + + other_b->size = b->size; + } + + ret = 1; + break; + + case BIO_CTRL_FLUSH: + ret = 1; + break; + + case BIO_CTRL_EOF: + { + BIO *other_bio = ptr; + + if (other_bio) + { + struct bio_bio_st *other_b = other_bio->ptr; + + assert(other_b != NULL); + ret = other_b->len == 0 && other_b->closed; + } + else + ret = 1; + } + break; + + default: + ret = 0; + } + return ret; + } + +static int bio_puts(BIO *bio, const char *str) + { + return bio_write(bio, str, strlen(str)); + } + + +static int bio_make_pair(BIO *bio1, BIO *bio2) + { + struct bio_bio_st *b1, *b2; + + assert(bio1 != NULL); + assert(bio2 != NULL); + + b1 = bio1->ptr; + b2 = bio2->ptr; + + if (b1->peer != NULL || b2->peer != NULL) + { + BIOerr(BIO_F_BIO_MAKE_PAIR, BIO_R_IN_USE); + return 0; + } + + if (b1->buf == NULL) + { + b1->buf = OPENSSL_malloc(b1->size); + if (b1->buf == NULL) + { + BIOerr(BIO_F_BIO_MAKE_PAIR, ERR_R_MALLOC_FAILURE); + return 0; + } + b1->len = 0; + b1->offset = 0; + } + + if (b2->buf == NULL) + { + b2->buf = OPENSSL_malloc(b2->size); + if (b2->buf == NULL) + { + BIOerr(BIO_F_BIO_MAKE_PAIR, ERR_R_MALLOC_FAILURE); + return 0; + } + b2->len = 0; + b2->offset = 0; + } + + b1->peer = bio2; + b1->closed = 0; + b1->request = 0; + b2->peer = bio1; + b2->closed = 0; + b2->request = 0; + + bio1->init = 1; + bio2->init = 1; + + return 1; + } + +static void bio_destroy_pair(BIO *bio) + { + struct bio_bio_st *b = bio->ptr; + + if (b != NULL) + { + BIO *peer_bio = b->peer; + + if (peer_bio != NULL) + { + struct bio_bio_st *peer_b = peer_bio->ptr; + + assert(peer_b != NULL); + assert(peer_b->peer == bio); + + peer_b->peer = NULL; + peer_bio->init = 0; + assert(peer_b->buf != NULL); + peer_b->len = 0; + peer_b->offset = 0; + + b->peer = NULL; + bio->init = 0; + assert(b->buf != NULL); + b->len = 0; + b->offset = 0; + } + } + } + + +/* Exported convenience functions */ +int BIO_new_bio_pair(BIO **bio1_p, size_t writebuf1, + BIO **bio2_p, size_t writebuf2) + { + BIO *bio1 = NULL, *bio2 = NULL; + long r; + int ret = 0; + + bio1 = BIO_new(BIO_s_bio()); + if (bio1 == NULL) + goto err; + bio2 = BIO_new(BIO_s_bio()); + if (bio2 == NULL) + goto err; + + if (writebuf1) + { + r = BIO_set_write_buf_size(bio1, writebuf1); + if (!r) + goto err; + } + if (writebuf2) + { + r = BIO_set_write_buf_size(bio2, writebuf2); + if (!r) + goto err; + } + + r = BIO_make_bio_pair(bio1, bio2); + if (!r) + goto err; + ret = 1; + + err: + if (ret == 0) + { + if (bio1) + { + BIO_free(bio1); + bio1 = NULL; + } + if (bio2) + { + BIO_free(bio2); + bio2 = NULL; + } + } + + *bio1_p = bio1; + *bio2_p = bio2; + return ret; + } + +size_t BIO_ctrl_get_write_guarantee(BIO *bio) + { + return BIO_ctrl(bio, BIO_C_GET_WRITE_GUARANTEE, 0, NULL); + } + +size_t BIO_ctrl_get_read_request(BIO *bio) + { + return BIO_ctrl(bio, BIO_C_GET_READ_REQUEST, 0, NULL); + } + +int BIO_ctrl_reset_read_request(BIO *bio) + { + return (BIO_ctrl(bio, BIO_C_RESET_READ_REQUEST, 0, NULL) != 0); + } + + +/* BIO_nread0/nread/nwrite0/nwrite are available only for BIO pairs for now + * (conceivably some other BIOs could allow non-copying reads and writes too.) + */ +int BIO_nread0(BIO *bio, char **buf) + { + long ret; + + if (!bio->init) + { + BIOerr(BIO_F_BIO_NREAD0, BIO_R_UNINITIALIZED); + return -2; + } + + ret = BIO_ctrl(bio, BIO_C_NREAD0, 0, buf); + if (ret > INT_MAX) + return INT_MAX; + else + return (int) ret; + } + +int BIO_nread(BIO *bio, char **buf, int num) + { + int ret; + + if (!bio->init) + { + BIOerr(BIO_F_BIO_NREAD, BIO_R_UNINITIALIZED); + return -2; + } + + ret = (int) BIO_ctrl(bio, BIO_C_NREAD, num, buf); + if (ret > 0) + bio->num_read += ret; + return ret; + } + +int BIO_nwrite0(BIO *bio, char **buf) + { + long ret; + + if (!bio->init) + { + BIOerr(BIO_F_BIO_NWRITE0, BIO_R_UNINITIALIZED); + return -2; + } + + ret = BIO_ctrl(bio, BIO_C_NWRITE0, 0, buf); + if (ret > INT_MAX) + return INT_MAX; + else + return (int) ret; + } + +int BIO_nwrite(BIO *bio, char **buf, int num) + { + int ret; + + if (!bio->init) + { + BIOerr(BIO_F_BIO_NWRITE, BIO_R_UNINITIALIZED); + return -2; + } + + ret = BIO_ctrl(bio, BIO_C_NWRITE, num, buf); + if (ret > 0) + bio->num_write += ret; + return ret; + } diff --git a/Cryptlib/OpenSSL/crypto/bio/bss_dgram.c b/Cryptlib/OpenSSL/crypto/bio/bss_dgram.c new file mode 100755 index 00000000..e0327bde --- /dev/null +++ b/Cryptlib/OpenSSL/crypto/bio/bss_dgram.c @@ -0,0 +1,748 @@ +/* crypto/bio/bio_dgram.c */ +/* + * DTLS implementation written by Nagendra Modadugu + * (nagendra@cs.stanford.edu) for the OpenSSL project 2005. + */ +/* ==================================================================== + * Copyright (c) 1999-2005 The OpenSSL Project. All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in + * the documentation and/or other materials provided with the + * distribution. + * + * 3. All advertising materials mentioning features or use of this + * software must display the following acknowledgment: + * "This product includes software developed by the OpenSSL Project + * for use in the OpenSSL Toolkit. (http://www.OpenSSL.org/)" + * + * 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to + * endorse or promote products derived from this software without + * prior written permission. For written permission, please contact + * openssl-core@OpenSSL.org. + * + * 5. Products derived from this software may not be called "OpenSSL" + * nor may "OpenSSL" appear in their names without prior written + * permission of the OpenSSL Project. + * + * 6. Redistributions of any form whatsoever must retain the following + * acknowledgment: + * "This product includes software developed by the OpenSSL Project + * for use in the OpenSSL Toolkit (http://www.OpenSSL.org/)" + * + * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY + * EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR + * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE OpenSSL PROJECT OR + * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, + * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT + * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; + * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) + * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, + * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) + * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED + * OF THE POSSIBILITY OF SUCH DAMAGE. + * ==================================================================== + * + * This product includes cryptographic software written by Eric Young + * (eay@cryptsoft.com). This product includes software written by Tim + * Hudson (tjh@cryptsoft.com). + * + */ + + +#include <stdio.h> +#include <errno.h> +#define USE_SOCKETS +#include "cryptlib.h" + +#include <openssl/bio.h> +#ifndef OPENSSL_NO_DGRAM + +#if defined(OPENSSL_SYS_WIN32) || defined(OPENSSL_SYS_VMS) +#include <sys/timeb.h> +#endif + +#ifdef OPENSSL_SYS_LINUX +#define IP_MTU 14 /* linux is lame */ +#endif + +#ifdef WATT32 +#define sock_write SockWrite /* Watt-32 uses same names */ +#define sock_read SockRead +#define sock_puts SockPuts +#endif + +static int dgram_write(BIO *h, const char *buf, int num); +static int dgram_read(BIO *h, char *buf, int size); +static int dgram_puts(BIO *h, const char *str); +static long dgram_ctrl(BIO *h, int cmd, long arg1, void *arg2); +static int dgram_new(BIO *h); +static int dgram_free(BIO *data); +static int dgram_clear(BIO *bio); + +static int BIO_dgram_should_retry(int s); + +static void get_current_time(struct timeval *t); + +static BIO_METHOD methods_dgramp= + { + BIO_TYPE_DGRAM, + "datagram socket", + dgram_write, + dgram_read, + dgram_puts, + NULL, /* dgram_gets, */ + dgram_ctrl, + dgram_new, + dgram_free, + NULL, + }; + +typedef struct bio_dgram_data_st + { + struct sockaddr peer; + unsigned int connected; + unsigned int _errno; + unsigned int mtu; + struct timeval next_timeout; + struct timeval socket_timeout; + } bio_dgram_data; + +BIO_METHOD *BIO_s_datagram(void) + { + return(&methods_dgramp); + } + +BIO *BIO_new_dgram(int fd, int close_flag) + { + BIO *ret; + + ret=BIO_new(BIO_s_datagram()); + if (ret == NULL) return(NULL); + BIO_set_fd(ret,fd,close_flag); + return(ret); + } + +static int dgram_new(BIO *bi) + { + bio_dgram_data *data = NULL; + + bi->init=0; + bi->num=0; + data = OPENSSL_malloc(sizeof(bio_dgram_data)); + if (data == NULL) + return 0; + memset(data, 0x00, sizeof(bio_dgram_data)); + bi->ptr = data; + + bi->flags=0; + return(1); + } + +static int dgram_free(BIO *a) + { + bio_dgram_data *data; + + if (a == NULL) return(0); + if ( ! dgram_clear(a)) + return 0; + + data = (bio_dgram_data *)a->ptr; + if(data != NULL) OPENSSL_free(data); + + return(1); + } + +static int dgram_clear(BIO *a) + { + if (a == NULL) return(0); + if (a->shutdown) + { + if (a->init) + { + SHUTDOWN2(a->num); + } + a->init=0; + a->flags=0; + } + return(1); + } + +static void dgram_adjust_rcv_timeout(BIO *b) + { +#if defined(SO_RCVTIMEO) + bio_dgram_data *data = (bio_dgram_data *)b->ptr; + int sz = sizeof(int); + + /* Is a timer active? */ + if (data->next_timeout.tv_sec > 0 || data->next_timeout.tv_usec > 0) + { + struct timeval timenow, timeleft; + + /* Read current socket timeout */ +#ifdef OPENSSL_SYS_WINDOWS + int timeout; + if (getsockopt(b->num, SOL_SOCKET, SO_RCVTIMEO, + (void*)&timeout, &sz) < 0) + { perror("getsockopt"); } + else + { + data->socket_timeout.tv_sec = timeout / 1000; + data->socket_timeout.tv_usec = (timeout % 1000) * 1000; + } +#else + if ( getsockopt(b->num, SOL_SOCKET, SO_RCVTIMEO, + &(data->socket_timeout), (void *)&sz) < 0) + { perror("getsockopt"); } +#endif + + /* Get current time */ + get_current_time(&timenow); + + /* Calculate time left until timer expires */ + memcpy(&timeleft, &(data->next_timeout), sizeof(struct timeval)); + timeleft.tv_sec -= timenow.tv_sec; + timeleft.tv_usec -= timenow.tv_usec; + if (timeleft.tv_usec < 0) + { + timeleft.tv_sec--; + timeleft.tv_usec += 1000000; + } + + if (timeleft.tv_sec < 0) + { + timeleft.tv_sec = 0; + timeleft.tv_usec = 1; + } + + /* Adjust socket timeout if next handhake message timer + * will expire earlier. + */ + if ((data->socket_timeout.tv_sec == 0 && data->socket_timeout.tv_usec == 0) || + (data->socket_timeout.tv_sec > timeleft.tv_sec) || + (data->socket_timeout.tv_sec == timeleft.tv_sec && + data->socket_timeout.tv_usec >= timeleft.tv_usec)) + { +#ifdef OPENSSL_SYS_WINDOWS + timeout = timeleft.tv_sec * 1000 + timeleft.tv_usec / 1000; + if (setsockopt(b->num, SOL_SOCKET, SO_RCVTIMEO, + (void*)&timeout, sizeof(timeout)) < 0) + { perror("setsockopt"); } +#else + if ( setsockopt(b->num, SOL_SOCKET, SO_RCVTIMEO, &timeleft, + sizeof(struct timeval)) < 0) + { perror("setsockopt"); } +#endif + } + } +#endif + } + +static void dgram_reset_rcv_timeout(BIO *b) + { +#if defined(SO_RCVTIMEO) + bio_dgram_data *data = (bio_dgram_data *)b->ptr; + + /* Is a timer active? */ + if (data->next_timeout.tv_sec > 0 || data->next_timeout.tv_usec > 0) + { +#ifdef OPENSSL_SYS_WINDOWS + int timeout = data->socket_timeout.tv_sec * 1000 + + data->socket_timeout.tv_usec / 1000; + if (setsockopt(b->num, SOL_SOCKET, SO_RCVTIMEO, + (void*)&timeout, sizeof(timeout)) < 0) + { perror("setsockopt"); } +#else + if ( setsockopt(b->num, SOL_SOCKET, SO_RCVTIMEO, &(data->socket_timeout), + sizeof(struct timeval)) < 0) + { perror("setsockopt"); } +#endif + } +#endif + } + +static int dgram_read(BIO *b, char *out, int outl) + { + int ret=0; + bio_dgram_data *data = (bio_dgram_data *)b->ptr; + + struct sockaddr peer; + int peerlen = sizeof(peer); + + if (out != NULL) + { + clear_socket_error(); + memset(&peer, 0x00, peerlen); + /* Last arg in recvfrom is signed on some platforms and + * unsigned on others. It is of type socklen_t on some + * but this is not universal. Cast to (void *) to avoid + * compiler warnings. + */ + dgram_adjust_rcv_timeout(b); + ret=recvfrom(b->num,out,outl,0,&peer,(void *)&peerlen); + + if ( ! data->connected && ret >= 0) + BIO_ctrl(b, BIO_CTRL_DGRAM_SET_PEER, 0, &peer); + + BIO_clear_retry_flags(b); + if (ret < 0) + { + if (BIO_dgram_should_retry(ret)) + { + BIO_set_retry_read(b); + data->_errno = get_last_socket_error(); + } + } + + dgram_reset_rcv_timeout(b); + } + return(ret); + } + +static int dgram_write(BIO *b, const char *in, int inl) + { + int ret; + bio_dgram_data *data = (bio_dgram_data *)b->ptr; + clear_socket_error(); + + if ( data->connected ) + ret=writesocket(b->num,in,inl); + else +#if defined(NETWARE_CLIB) && defined(NETWARE_BSDSOCK) + ret=sendto(b->num, (char *)in, inl, 0, &data->peer, sizeof(data->peer)); +#else + ret=sendto(b->num, in, inl, 0, &data->peer, sizeof(data->peer)); +#endif + + BIO_clear_retry_flags(b); + if (ret <= 0) + { + if (BIO_dgram_should_retry(ret)) + { + BIO_set_retry_write(b); + data->_errno = get_last_socket_error(); + +#if 0 /* higher layers are responsible for querying MTU, if necessary */ + if ( data->_errno == EMSGSIZE) + /* retrieve the new MTU */ + BIO_ctrl(b, BIO_CTRL_DGRAM_QUERY_MTU, 0, NULL); +#endif + } + } + return(ret); + } + +static long dgram_ctrl(BIO *b, int cmd, long num, void *ptr) + { + long ret=1; + int *ip; + struct sockaddr *to = NULL; + bio_dgram_data *data = NULL; +#if defined(IP_MTU_DISCOVER) || defined(IP_MTU) + long sockopt_val = 0; + unsigned int sockopt_len = 0; +#endif +#ifdef OPENSSL_SYS_LINUX + socklen_t addr_len; + struct sockaddr_storage addr; +#endif + + data = (bio_dgram_data *)b->ptr; + + switch (cmd) + { + case BIO_CTRL_RESET: + num=0; + case BIO_C_FILE_SEEK: + ret=0; + break; + case BIO_C_FILE_TELL: + case BIO_CTRL_INFO: + ret=0; + break; + case BIO_C_SET_FD: + dgram_clear(b); + b->num= *((int *)ptr); + b->shutdown=(int)num; + b->init=1; + break; + case BIO_C_GET_FD: + if (b->init) + { + ip=(int *)ptr; + if (ip != NULL) *ip=b->num; + ret=b->num; + } + else + ret= -1; + break; + case BIO_CTRL_GET_CLOSE: + ret=b->shutdown; + break; + case BIO_CTRL_SET_CLOSE: + b->shutdown=(int)num; + break; + case BIO_CTRL_PENDING: + case BIO_CTRL_WPENDING: + ret=0; + break; + case BIO_CTRL_DUP: + case BIO_CTRL_FLUSH: + ret=1; + break; + case BIO_CTRL_DGRAM_CONNECT: + to = (struct sockaddr *)ptr; +#if 0 + if (connect(b->num, to, sizeof(struct sockaddr)) < 0) + { perror("connect"); ret = 0; } + else + { +#endif + memcpy(&(data->peer),to, sizeof(struct sockaddr)); +#if 0 + } +#endif + break; + /* (Linux)kernel sets DF bit on outgoing IP packets */ + case BIO_CTRL_DGRAM_MTU_DISCOVER: +#ifdef OPENSSL_SYS_LINUX + addr_len = (socklen_t)sizeof(struct sockaddr_storage); + memset((void *)&addr, 0, sizeof(struct sockaddr_storage)); + if (getsockname(b->num, (void *)&addr, &addr_len) < 0) + { + ret = 0; + break; + } + sockopt_len = sizeof(sockopt_val); + switch (addr.ss_family) + { + case AF_INET: + sockopt_val = IP_PMTUDISC_DO; + if ((ret = setsockopt(b->num, IPPROTO_IP, IP_MTU_DISCOVER, + &sockopt_val, sizeof(sockopt_val))) < 0) + perror("setsockopt"); + break; + case AF_INET6: + sockopt_val = IPV6_PMTUDISC_DO; + if ((ret = setsockopt(b->num, IPPROTO_IPV6, IPV6_MTU_DISCOVER, + &sockopt_val, sizeof(sockopt_val))) < 0) + perror("setsockopt"); + break; + default: + ret = -1; + break; + } + ret = -1; +#else + break; +#endif + case BIO_CTRL_DGRAM_QUERY_MTU: +#ifdef OPENSSL_SYS_LINUX + addr_len = (socklen_t)sizeof(struct sockaddr_storage); + memset((void *)&addr, 0, sizeof(struct sockaddr_storage)); + if (getsockname(b->num, (void *)&addr, &addr_len) < 0) + { + ret = 0; + break; + } + sockopt_len = sizeof(sockopt_val); + switch (addr.ss_family) + { + case AF_INET: + if ((ret = getsockopt(b->num, IPPROTO_IP, IP_MTU, (void *)&sockopt_val, + &sockopt_len)) < 0 || sockopt_val < 0) + { + ret = 0; + } + else + { + /* we assume that the transport protocol is UDP and no + * IP options are used. + */ + data->mtu = sockopt_val - 8 - 20; + ret = data->mtu; + } + break; + case AF_INET6: + if ((ret = getsockopt(b->num, IPPROTO_IPV6, IPV6_MTU, (void *)&sockopt_val, + &sockopt_len)) < 0 || sockopt_val < 0) + { + ret = 0; + } + else + { + /* we assume that the transport protocol is UDP and no + * IPV6 options are used. + */ + data->mtu = sockopt_val - 8 - 40; + ret = data->mtu; + } + break; + default: + ret = 0; + break; + } +#else + ret = 0; +#endif + break; + case BIO_CTRL_DGRAM_GET_FALLBACK_MTU: + ret = 576 - 20 - 8; + break; + case BIO_CTRL_DGRAM_GET_MTU: + return data->mtu; + break; + case BIO_CTRL_DGRAM_SET_MTU: + data->mtu = num; + ret = num; + break; + case BIO_CTRL_DGRAM_SET_CONNECTED: + to = (struct sockaddr *)ptr; + + if ( to != NULL) + { + data->connected = 1; + memcpy(&(data->peer),to, sizeof(struct sockaddr)); + } + else + { + data->connected = 0; + memset(&(data->peer), 0x00, sizeof(struct sockaddr)); + } + break; + case BIO_CTRL_DGRAM_GET_PEER: + to = (struct sockaddr *) ptr; + + memcpy(to, &(data->peer), sizeof(struct sockaddr)); + ret = sizeof(struct sockaddr); + break; + case BIO_CTRL_DGRAM_SET_PEER: + to = (struct sockaddr *) ptr; + + memcpy(&(data->peer), to, sizeof(struct sockaddr)); + break; + case BIO_CTRL_DGRAM_SET_NEXT_TIMEOUT: + memcpy(&(data->next_timeout), ptr, sizeof(struct timeval)); + break; +#if defined(SO_RCVTIMEO) + case BIO_CTRL_DGRAM_SET_RECV_TIMEOUT: +#ifdef OPENSSL_SYS_WINDOWS + { + struct timeval *tv = (struct timeval *)ptr; + int timeout = tv->tv_sec * 1000 + tv->tv_usec/1000; + if (setsockopt(b->num, SOL_SOCKET, SO_RCVTIMEO, + (void*)&timeout, sizeof(timeout)) < 0) + { perror("setsockopt"); ret = -1; } + } +#else + if ( setsockopt(b->num, SOL_SOCKET, SO_RCVTIMEO, ptr, + sizeof(struct timeval)) < 0) + { perror("setsockopt"); ret = -1; } +#endif + break; + case BIO_CTRL_DGRAM_GET_RECV_TIMEOUT: +#ifdef OPENSSL_SYS_WINDOWS + { + int timeout, sz = sizeof(timeout); + struct timeval *tv = (struct timeval *)ptr; + if (getsockopt(b->num, SOL_SOCKET, SO_RCVTIMEO, + (void*)&timeout, &sz) < 0) + { perror("getsockopt"); ret = -1; } + else + { + tv->tv_sec = timeout / 1000; + tv->tv_usec = (timeout % 1000) * 1000; + ret = sizeof(*tv); + } + } +#else + if ( getsockopt(b->num, SOL_SOCKET, SO_RCVTIMEO, + ptr, (void *)&ret) < 0) + { perror("getsockopt"); ret = -1; } +#endif + break; +#endif +#if defined(SO_SNDTIMEO) + case BIO_CTRL_DGRAM_SET_SEND_TIMEOUT: +#ifdef OPENSSL_SYS_WINDOWS + { + struct timeval *tv = (struct timeval *)ptr; + int timeout = tv->tv_sec * 1000 + tv->tv_usec/1000; + if (setsockopt(b->num, SOL_SOCKET, SO_SNDTIMEO, + (void*)&timeout, sizeof(timeout)) < 0) + { perror("setsockopt"); ret = -1; } + } +#else + if ( setsockopt(b->num, SOL_SOCKET, SO_SNDTIMEO, ptr, + sizeof(struct timeval)) < 0) + { perror("setsockopt"); ret = -1; } +#endif + break; + case BIO_CTRL_DGRAM_GET_SEND_TIMEOUT: +#ifdef OPENSSL_SYS_WINDOWS + { + int timeout, sz = sizeof(timeout); + struct timeval *tv = (struct timeval *)ptr; + if (getsockopt(b->num, SOL_SOCKET, SO_SNDTIMEO, + (void*)&timeout, &sz) < 0) + { perror("getsockopt"); ret = -1; } + else + { + tv->tv_sec = timeout / 1000; + tv->tv_usec = (timeout % 1000) * 1000; + ret = sizeof(*tv); + } + } +#else + if ( getsockopt(b->num, SOL_SOCKET, SO_SNDTIMEO, + ptr, (void *)&ret) < 0) + { perror("getsockopt"); ret = -1; } +#endif + break; +#endif + case BIO_CTRL_DGRAM_GET_SEND_TIMER_EXP: + /* fall-through */ + case BIO_CTRL_DGRAM_GET_RECV_TIMER_EXP: +#ifdef OPENSSL_SYS_WINDOWS + if ( data->_errno == WSAETIMEDOUT) +#else + if ( data->_errno == EAGAIN) +#endif + { + ret = 1; + data->_errno = 0; + } + else + ret = 0; + break; +#ifdef EMSGSIZE + case BIO_CTRL_DGRAM_MTU_EXCEEDED: + if ( data->_errno == EMSGSIZE) + { + ret = 1; + data->_errno = 0; + } + else + ret = 0; + break; +#endif + default: + ret=0; + break; + } + return(ret); + } + +static int dgram_puts(BIO *bp, const char *str) + { + int n,ret; + + n=strlen(str); + ret=dgram_write(bp,str,n); + return(ret); + } + +static int BIO_dgram_should_retry(int i) + { + int err; + + if ((i == 0) || (i == -1)) + { + err=get_last_socket_error(); + +#if defined(OPENSSL_SYS_WINDOWS) + /* If the socket return value (i) is -1 + * and err is unexpectedly 0 at this point, + * the error code was overwritten by + * another system call before this error + * handling is called. + */ +#endif + + return(BIO_dgram_non_fatal_error(err)); + } + return(0); + } + +int BIO_dgram_non_fatal_error(int err) + { + switch (err) + { +#if defined(OPENSSL_SYS_WINDOWS) +# if defined(WSAEWOULDBLOCK) + case WSAEWOULDBLOCK: +# endif + +# if 0 /* This appears to always be an error */ +# if defined(WSAENOTCONN) + case WSAENOTCONN: +# endif +# endif +#endif + +#ifdef EWOULDBLOCK +# ifdef WSAEWOULDBLOCK +# if WSAEWOULDBLOCK != EWOULDBLOCK + case EWOULDBLOCK: +# endif +# else + case EWOULDBLOCK: +# endif +#endif + +#ifdef EINTR + case EINTR: +#endif + +#ifdef EAGAIN +#if EWOULDBLOCK != EAGAIN + case EAGAIN: +# endif +#endif + +#ifdef EPROTO + case EPROTO: +#endif + +#ifdef EINPROGRESS + case EINPROGRESS: +#endif + +#ifdef EALREADY + case EALREADY: +#endif + + return(1); + /* break; */ + default: + break; + } + return(0); + } + +static void get_current_time(struct timeval *t) + { +#ifdef OPENSSL_SYS_WIN32 + struct _timeb tb; + _ftime(&tb); + t->tv_sec = (long)tb.time; + t->tv_usec = (long)tb.millitm * 1000; +#elif defined(OPENSSL_SYS_VMS) + struct timeb tb; + ftime(&tb); + t->tv_sec = (long)tb.time; + t->tv_usec = (long)tb.millitm * 1000; +#else + gettimeofday(t, NULL); +#endif + } + +#endif diff --git a/Cryptlib/OpenSSL/crypto/bio/bss_fd.c b/Cryptlib/OpenSSL/crypto/bio/bss_fd.c new file mode 100755 index 00000000..4c229bf6 --- /dev/null +++ b/Cryptlib/OpenSSL/crypto/bio/bss_fd.c @@ -0,0 +1,294 @@ +/* crypto/bio/bss_fd.c */ +/* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com) + * All rights reserved. + * + * This package is an SSL implementation written + * by Eric Young (eay@cryptsoft.com). + * The implementation was written so as to conform with Netscapes SSL. + * + * This library is free for commercial and non-commercial use as long as + * the following conditions are aheared to. The following conditions + * apply to all code found in this distribution, be it the RC4, RSA, + * lhash, DES, etc., code; not just the SSL code. The SSL documentation + * included with this distribution is covered by the same copyright terms + * except that the holder is Tim Hudson (tjh@cryptsoft.com). + * + * Copyright remains Eric Young's, and as such any Copyright notices in + * the code are not to be removed. + * If this package is used in a product, Eric Young should be given attribution + * as the author of the parts of the library used. + * This can be in the form of a textual message at program startup or + * in documentation (online or textual) provided with the package. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * 3. All advertising materials mentioning features or use of this software + * must display the following acknowledgement: + * "This product includes cryptographic software written by + * Eric Young (eay@cryptsoft.com)" + * The word 'cryptographic' can be left out if the rouines from the library + * being used are not cryptographic related :-). + * 4. If you include any Windows specific code (or a derivative thereof) from + * the apps directory (application code) you must include an acknowledgement: + * "This product includes software written by Tim Hudson (tjh@cryptsoft.com)" + * + * THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND + * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE + * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL + * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS + * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) + * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY + * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF + * SUCH DAMAGE. + * + * The licence and distribution terms for any publically available version or + * derivative of this code cannot be changed. i.e. this code cannot simply be + * copied and put under another distribution licence + * [including the GNU Public Licence.] + */ + +#include <stdio.h> +#include <errno.h> +#define USE_SOCKETS +#include "cryptlib.h" +/* + * As for unconditional usage of "UPLINK" interface in this module. + * Trouble is that unlike Unix file descriptors [which are indexes + * in kernel-side per-process table], corresponding descriptors on + * platforms which require "UPLINK" interface seem to be indexes + * in a user-land, non-global table. Well, in fact they are indexes + * in stdio _iob[], and recall that _iob[] was the very reason why + * "UPLINK" interface was introduced in first place. But one way on + * another. Neither libcrypto or libssl use this BIO meaning that + * file descriptors can only be provided by application. Therefore + * "UPLINK" calls are due... + */ +#include "bio_lcl.h" + +static int fd_write(BIO *h, const char *buf, int num); +static int fd_read(BIO *h, char *buf, int size); +static int fd_puts(BIO *h, const char *str); +static long fd_ctrl(BIO *h, int cmd, long arg1, void *arg2); +static int fd_new(BIO *h); +static int fd_free(BIO *data); +int BIO_fd_should_retry(int s); + +static BIO_METHOD methods_fdp= + { + BIO_TYPE_FD,"file descriptor", + fd_write, + fd_read, + fd_puts, + NULL, /* fd_gets, */ + fd_ctrl, + fd_new, + fd_free, + NULL, + }; + +BIO_METHOD *BIO_s_fd(void) + { + return(&methods_fdp); + } + +BIO *BIO_new_fd(int fd,int close_flag) + { + BIO *ret; + ret=BIO_new(BIO_s_fd()); + if (ret == NULL) return(NULL); + BIO_set_fd(ret,fd,close_flag); + return(ret); + } + +static int fd_new(BIO *bi) + { + bi->init=0; + bi->num=-1; + bi->ptr=NULL; + bi->flags=BIO_FLAGS_UPLINK; /* essentially redundant */ + return(1); + } + +static int fd_free(BIO *a) + { + if (a == NULL) return(0); + if (a->shutdown) + { + if (a->init) + { + UP_close(a->num); + } + a->init=0; + a->flags=BIO_FLAGS_UPLINK; + } + return(1); + } + +static int fd_read(BIO *b, char *out,int outl) + { + int ret=0; + + if (out != NULL) + { + clear_sys_error(); + ret=UP_read(b->num,out,outl); + BIO_clear_retry_flags(b); + if (ret <= 0) + { + if (BIO_fd_should_retry(ret)) + BIO_set_retry_read(b); + } + } + return(ret); + } + +static int fd_write(BIO *b, const char *in, int inl) + { + int ret; + clear_sys_error(); + ret=UP_write(b->num,in,inl); + BIO_clear_retry_flags(b); + if (ret <= 0) + { + if (BIO_fd_should_retry(ret)) + BIO_set_retry_write(b); + } + return(ret); + } + +static long fd_ctrl(BIO *b, int cmd, long num, void *ptr) + { + long ret=1; + int *ip; + + switch (cmd) + { + case BIO_CTRL_RESET: + num=0; + case BIO_C_FILE_SEEK: + ret=(long)UP_lseek(b->num,num,0); + break; + case BIO_C_FILE_TELL: + case BIO_CTRL_INFO: + ret=(long)UP_lseek(b->num,0,1); + break; + case BIO_C_SET_FD: + fd_free(b); + b->num= *((int *)ptr); + b->shutdown=(int)num; + b->init=1; + break; + case BIO_C_GET_FD: + if (b->init) + { + ip=(int *)ptr; + if (ip != NULL) *ip=b->num; + ret=b->num; + } + else + ret= -1; + break; + case BIO_CTRL_GET_CLOSE: + ret=b->shutdown; + break; + case BIO_CTRL_SET_CLOSE: + b->shutdown=(int)num; + break; + case BIO_CTRL_PENDING: + case BIO_CTRL_WPENDING: + ret=0; + break; + case BIO_CTRL_DUP: + case BIO_CTRL_FLUSH: + ret=1; + break; + default: + ret=0; + break; + } + return(ret); + } + +static int fd_puts(BIO *bp, const char *str) + { + int n,ret; + + n=strlen(str); + ret=fd_write(bp,str,n); + return(ret); + } + +int BIO_fd_should_retry(int i) + { + int err; + + if ((i == 0) || (i == -1)) + { + err=get_last_sys_error(); + +#if defined(OPENSSL_SYS_WINDOWS) && 0 /* more microsoft stupidity? perhaps not? Ben 4/1/99 */ + if ((i == -1) && (err == 0)) + return(1); +#endif + + return(BIO_fd_non_fatal_error(err)); + } + return(0); + } + +int BIO_fd_non_fatal_error(int err) + { + switch (err) + { + +#ifdef EWOULDBLOCK +# ifdef WSAEWOULDBLOCK +# if WSAEWOULDBLOCK != EWOULDBLOCK + case EWOULDBLOCK: +# endif +# else + case EWOULDBLOCK: +# endif +#endif + +#if defined(ENOTCONN) + case ENOTCONN: +#endif + +#ifdef EINTR + case EINTR: +#endif + +#ifdef EAGAIN +#if EWOULDBLOCK != EAGAIN + case EAGAIN: +# endif +#endif + +#ifdef EPROTO + case EPROTO: +#endif + +#ifdef EINPROGRESS + case EINPROGRESS: +#endif + +#ifdef EALREADY + case EALREADY: +#endif + return(1); + /* break; */ + default: + break; + } + return(0); + } diff --git a/Cryptlib/OpenSSL/crypto/bio/bss_file.c b/Cryptlib/OpenSSL/crypto/bio/bss_file.c new file mode 100755 index 00000000..3f553a64 --- /dev/null +++ b/Cryptlib/OpenSSL/crypto/bio/bss_file.c @@ -0,0 +1,452 @@ +/* crypto/bio/bss_file.c */ +/* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com) + * All rights reserved. + * + * This package is an SSL implementation written + * by Eric Young (eay@cryptsoft.com). + * The implementation was written so as to conform with Netscapes SSL. + * + * This library is free for commercial and non-commercial use as long as + * the following conditions are aheared to. The following conditions + * apply to all code found in this distribution, be it the RC4, RSA, + * lhash, DES, etc., code; not just the SSL code. The SSL documentation + * included with this distribution is covered by the same copyright terms + * except that the holder is Tim Hudson (tjh@cryptsoft.com). + * + * Copyright remains Eric Young's, and as such any Copyright notices in + * the code are not to be removed. + * If this package is used in a product, Eric Young should be given attribution + * as the author of the parts of the library used. + * This can be in the form of a textual message at program startup or + * in documentation (online or textual) provided with the package. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * 3. All advertising materials mentioning features or use of this software + * must display the following acknowledgement: + * "This product includes cryptographic software written by + * Eric Young (eay@cryptsoft.com)" + * The word 'cryptographic' can be left out if the rouines from the library + * being used are not cryptographic related :-). + * 4. If you include any Windows specific code (or a derivative thereof) from + * the apps directory (application code) you must include an acknowledgement: + * "This product includes software written by Tim Hudson (tjh@cryptsoft.com)" + * + * THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND + * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE + * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL + * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS + * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) + * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY + * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF + * SUCH DAMAGE. + * + * The licence and distribution terms for any publically available version or + * derivative of this code cannot be changed. i.e. this code cannot simply be + * copied and put under another distribution licence + * [including the GNU Public Licence.] + */ + +/* + * 03-Dec-1997 rdenny@dc3.com Fix bug preventing use of stdin/stdout + * with binary data (e.g. asn1parse -inform DER < xxx) under + * Windows + */ + +#ifndef HEADER_BSS_FILE_C +#define HEADER_BSS_FILE_C + +#if defined(__linux) || defined(__sun) || defined(__hpux) +/* Following definition aliases fopen to fopen64 on above mentioned + * platforms. This makes it possible to open and sequentially access + * files larger than 2GB from 32-bit application. It does not allow to + * traverse them beyond 2GB with fseek/ftell, but on the other hand *no* + * 32-bit platform permits that, not with fseek/ftell. Not to mention + * that breaking 2GB limit for seeking would require surgery to *our* + * API. But sequential access suffices for practical cases when you + * can run into large files, such as fingerprinting, so we can let API + * alone. For reference, the list of 32-bit platforms which allow for + * sequential access of large files without extra "magic" comprise *BSD, + * Darwin, IRIX... + */ +#ifndef _FILE_OFFSET_BITS +#define _FILE_OFFSET_BITS 64 +#endif +#endif + +#include <stdio.h> +#include <errno.h> +#include "cryptlib.h" +#include "bio_lcl.h" +#include <openssl/err.h> + +#if defined(OPENSSL_SYS_NETWARE) && defined(NETWARE_CLIB) +#include <nwfileio.h> +#endif + +#if !defined(OPENSSL_NO_STDIO) + +static int MS_CALLBACK file_write(BIO *h, const char *buf, int num); +static int MS_CALLBACK file_read(BIO *h, char *buf, int size); +static int MS_CALLBACK file_puts(BIO *h, const char *str); +static int MS_CALLBACK file_gets(BIO *h, char *str, int size); +static long MS_CALLBACK file_ctrl(BIO *h, int cmd, long arg1, void *arg2); +static int MS_CALLBACK file_new(BIO *h); +static int MS_CALLBACK file_free(BIO *data); +static BIO_METHOD methods_filep= + { + BIO_TYPE_FILE, + "FILE pointer", + file_write, + file_read, + file_puts, + file_gets, + file_ctrl, + file_new, + file_free, + NULL, + }; + +BIO *BIO_new_file(const char *filename, const char *mode) + { + BIO *ret; + FILE *file; + + if ((file=fopen(filename,mode)) == NULL) + { + SYSerr(SYS_F_FOPEN,get_last_sys_error()); + ERR_add_error_data(5,"fopen('",filename,"','",mode,"')"); + if (errno == ENOENT) + BIOerr(BIO_F_BIO_NEW_FILE,BIO_R_NO_SUCH_FILE); + else + BIOerr(BIO_F_BIO_NEW_FILE,ERR_R_SYS_LIB); + return(NULL); + } + if ((ret=BIO_new(BIO_s_file_internal())) == NULL) + { + fclose(file); + return(NULL); + } + + BIO_clear_flags(ret,BIO_FLAGS_UPLINK); /* we did fopen -> we disengage UPLINK */ + BIO_set_fp(ret,file,BIO_CLOSE); + return(ret); + } + +BIO *BIO_new_fp(FILE *stream, int close_flag) + { + BIO *ret; + + if ((ret=BIO_new(BIO_s_file())) == NULL) + return(NULL); + + BIO_set_flags(ret,BIO_FLAGS_UPLINK); /* redundant, left for documentation puposes */ + BIO_set_fp(ret,stream,close_flag); + return(ret); + } + +BIO_METHOD *BIO_s_file(void) + { + return(&methods_filep); + } + +static int MS_CALLBACK file_new(BIO *bi) + { + bi->init=0; + bi->num=0; + bi->ptr=NULL; + bi->flags=BIO_FLAGS_UPLINK; /* default to UPLINK */ + return(1); + } + +static int MS_CALLBACK file_free(BIO *a) + { + if (a == NULL) return(0); + if (a->shutdown) + { + if ((a->init) && (a->ptr != NULL)) + { + if (a->flags&BIO_FLAGS_UPLINK) + UP_fclose (a->ptr); + else + fclose (a->ptr); + a->ptr=NULL; + a->flags=BIO_FLAGS_UPLINK; + } + a->init=0; + } + return(1); + } + +static int MS_CALLBACK file_read(BIO *b, char *out, int outl) + { + int ret=0; + + if (b->init && (out != NULL)) + { + if (b->flags&BIO_FLAGS_UPLINK) + ret=UP_fread(out,1,(int)outl,b->ptr); + else + ret=fread(out,1,(int)outl,(FILE *)b->ptr); + if(ret == 0 && (b->flags&BIO_FLAGS_UPLINK)?UP_ferror((FILE *)b->ptr):ferror((FILE *)b->ptr)) + { + SYSerr(SYS_F_FREAD,get_last_sys_error()); + BIOerr(BIO_F_FILE_READ,ERR_R_SYS_LIB); + ret=-1; + } + } + return(ret); + } + +static int MS_CALLBACK file_write(BIO *b, const char *in, int inl) + { + int ret=0; + + if (b->init && (in != NULL)) + { + if (b->flags&BIO_FLAGS_UPLINK) + ret=UP_fwrite(in,(int)inl,1,b->ptr); + else + ret=fwrite(in,(int)inl,1,(FILE *)b->ptr); + if (ret) + ret=inl; + /* ret=fwrite(in,1,(int)inl,(FILE *)b->ptr); */ + /* according to Tim Hudson <tjh@cryptsoft.com>, the commented + * out version above can cause 'inl' write calls under + * some stupid stdio implementations (VMS) */ + } + return(ret); + } + +static long MS_CALLBACK file_ctrl(BIO *b, int cmd, long num, void *ptr) + { + long ret=1; + FILE *fp=(FILE *)b->ptr; + FILE **fpp; + char p[4]; + + switch (cmd) + { + case BIO_C_FILE_SEEK: + case BIO_CTRL_RESET: + if (b->flags&BIO_FLAGS_UPLINK) + ret=(long)UP_fseek(b->ptr,num,0); + else + ret=(long)fseek(fp,num,0); + break; + case BIO_CTRL_EOF: + if (b->flags&BIO_FLAGS_UPLINK) + ret=(long)UP_feof(fp); + else + ret=(long)feof(fp); + break; + case BIO_C_FILE_TELL: + case BIO_CTRL_INFO: + if (b->flags&BIO_FLAGS_UPLINK) + ret=UP_ftell(b->ptr); + else + ret=ftell(fp); + break; + case BIO_C_SET_FILE_PTR: + file_free(b); + b->shutdown=(int)num&BIO_CLOSE; + b->ptr=ptr; + b->init=1; +#if BIO_FLAGS_UPLINK!=0 +#if defined(__MINGW32__) && defined(__MSVCRT__) && !defined(_IOB_ENTRIES) +#define _IOB_ENTRIES 20 +#endif +#if defined(_IOB_ENTRIES) + /* Safety net to catch purely internal BIO_set_fp calls */ + if ((size_t)ptr >= (size_t)stdin && + (size_t)ptr < (size_t)(stdin+_IOB_ENTRIES)) + BIO_clear_flags(b,BIO_FLAGS_UPLINK); +#endif +#endif +#ifdef UP_fsetmod + if (b->flags&BIO_FLAGS_UPLINK) + UP_fsetmod(b->ptr,(char)((num&BIO_FP_TEXT)?'t':'b')); + else +#endif + { +#if defined(OPENSSL_SYS_WINDOWS) + int fd = _fileno((FILE*)ptr); + if (num & BIO_FP_TEXT) + _setmode(fd,_O_TEXT); + else + _setmode(fd,_O_BINARY); +#elif defined(OPENSSL_SYS_NETWARE) && defined(NETWARE_CLIB) + int fd = fileno((FILE*)ptr); + /* Under CLib there are differences in file modes + */ + if (num & BIO_FP_TEXT) + setmode(fd,O_TEXT); + else + setmode(fd,O_BINARY); +#elif defined(OPENSSL_SYS_MSDOS) + int fd = fileno((FILE*)ptr); + /* Set correct text/binary mode */ + if (num & BIO_FP_TEXT) + _setmode(fd,_O_TEXT); + /* Dangerous to set stdin/stdout to raw (unless redirected) */ + else + { + if (fd == STDIN_FILENO || fd == STDOUT_FILENO) + { + if (isatty(fd) <= 0) + _setmode(fd,_O_BINARY); + } + else + _setmode(fd,_O_BINARY); + } +#elif defined(OPENSSL_SYS_OS2) + int fd = fileno((FILE*)ptr); + if (num & BIO_FP_TEXT) + setmode(fd, O_TEXT); + else + setmode(fd, O_BINARY); +#endif + } + break; + case BIO_C_SET_FILENAME: + file_free(b); + b->shutdown=(int)num&BIO_CLOSE; + if (num & BIO_FP_APPEND) + { + if (num & BIO_FP_READ) + BUF_strlcpy(p,"a+",sizeof p); + else BUF_strlcpy(p,"a",sizeof p); + } + else if ((num & BIO_FP_READ) && (num & BIO_FP_WRITE)) + BUF_strlcpy(p,"r+",sizeof p); + else if (num & BIO_FP_WRITE) + BUF_strlcpy(p,"w",sizeof p); + else if (num & BIO_FP_READ) + BUF_strlcpy(p,"r",sizeof p); + else + { + BIOerr(BIO_F_FILE_CTRL,BIO_R_BAD_FOPEN_MODE); + ret=0; + break; + } +#if defined(OPENSSL_SYS_MSDOS) || defined(OPENSSL_SYS_WINDOWS) || defined(OPENSSL_SYS_OS2) || defined(OPENSSL_SYS_WIN32_CYGWIN) + if (!(num & BIO_FP_TEXT)) + strcat(p,"b"); + else + strcat(p,"t"); +#endif +#if defined(OPENSSL_SYS_NETWARE) + if (!(num & BIO_FP_TEXT)) + strcat(p,"b"); + else + strcat(p,"t"); +#endif + fp=fopen(ptr,p); + if (fp == NULL) + { + SYSerr(SYS_F_FOPEN,get_last_sys_error()); + ERR_add_error_data(5,"fopen('",ptr,"','",p,"')"); + BIOerr(BIO_F_FILE_CTRL,ERR_R_SYS_LIB); + ret=0; + break; + } + b->ptr=fp; + b->init=1; + BIO_clear_flags(b,BIO_FLAGS_UPLINK); /* we did fopen -> we disengage UPLINK */ + break; + case BIO_C_GET_FILE_PTR: + /* the ptr parameter is actually a FILE ** in this case. */ + if (ptr != NULL) + { + fpp=(FILE **)ptr; + *fpp=(FILE *)b->ptr; + } + break; + case BIO_CTRL_GET_CLOSE: + ret=(long)b->shutdown; + break; + case BIO_CTRL_SET_CLOSE: + b->shutdown=(int)num; + break; + case BIO_CTRL_FLUSH: + if (b->flags&BIO_FLAGS_UPLINK) + UP_fflush(b->ptr); + else + fflush((FILE *)b->ptr); + break; + case BIO_CTRL_DUP: + ret=1; + break; + + case BIO_CTRL_WPENDING: + case BIO_CTRL_PENDING: + case BIO_CTRL_PUSH: + case BIO_CTRL_POP: + default: + ret=0; + break; + } + return(ret); + } + +static int MS_CALLBACK file_gets(BIO *bp, char *buf, int size) + { + int ret=0; + + buf[0]='\0'; + if (bp->flags&BIO_FLAGS_UPLINK) + { + if (!UP_fgets(buf,size,bp->ptr)) + goto err; + } + else + { + if (!fgets(buf,size,(FILE *)bp->ptr)) + goto err; + } + if (buf[0] != '\0') + ret=strlen(buf); + err: + return(ret); + } + +static int MS_CALLBACK file_puts(BIO *bp, const char *str) + { + int n,ret; + + n=strlen(str); + ret=file_write(bp,str,n); + return(ret); + } + +#else + +BIO_METHOD *BIO_s_file(void) + { + return NULL; + } + +BIO *BIO_new_file(const char *filename, const char *mode) + { + return NULL; + } + +BIO *BIO_new_fp(FILE *stream, int close_flag) + { + return NULL; + } + +#endif /* OPENSSL_NO_STDIO */ + +#endif /* HEADER_BSS_FILE_C */ + + diff --git a/Cryptlib/OpenSSL/crypto/bio/bss_log.c b/Cryptlib/OpenSSL/crypto/bio/bss_log.c new file mode 100755 index 00000000..6360dbc8 --- /dev/null +++ b/Cryptlib/OpenSSL/crypto/bio/bss_log.c @@ -0,0 +1,402 @@ +/* crypto/bio/bss_log.c */ +/* ==================================================================== + * Copyright (c) 1999 The OpenSSL Project. All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in + * the documentation and/or other materials provided with the + * distribution. + * + * 3. All advertising materials mentioning features or use of this + * software must display the following acknowledgment: + * "This product includes software developed by the OpenSSL Project + * for use in the OpenSSL Toolkit. (http://www.OpenSSL.org/)" + * + * 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to + * endorse or promote products derived from this software without + * prior written permission. For written permission, please contact + * licensing@OpenSSL.org. + * + * 5. Products derived from this software may not be called "OpenSSL" + * nor may "OpenSSL" appear in their names without prior written + * permission of the OpenSSL Project. + * + * 6. Redistributions of any form whatsoever must retain the following + * acknowledgment: + * "This product includes software developed by the OpenSSL Project + * for use in the OpenSSL Toolkit (http://www.OpenSSL.org/)" + * + * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY + * EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR + * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE OpenSSL PROJECT OR + * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, + * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT + * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; + * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) + * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, + * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) + * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED + * OF THE POSSIBILITY OF SUCH DAMAGE. + * ==================================================================== + * + * This product includes cryptographic software written by Eric Young + * (eay@cryptsoft.com). This product includes software written by Tim + * Hudson (tjh@cryptsoft.com). + * + */ + +/* + Why BIO_s_log? + + BIO_s_log is useful for system daemons (or services under NT). + It is one-way BIO, it sends all stuff to syslogd (on system that + commonly use that), or event log (on NT), or OPCOM (on OpenVMS). + +*/ + + +#include <stdio.h> +#include <errno.h> + +#include "cryptlib.h" + +#if defined(OPENSSL_SYS_WINCE) +#elif defined(OPENSSL_SYS_WIN32) +# include <process.h> +#elif defined(OPENSSL_SYS_VMS) +# include <opcdef.h> +# include <descrip.h> +# include <lib$routines.h> +# include <starlet.h> +#elif defined(__ultrix) +# include <sys/syslog.h> +#elif defined(OPENSSL_SYS_NETWARE) +# define NO_SYSLOG +#elif (!defined(MSDOS) || defined(WATT32)) && !defined(OPENSSL_SYS_VXWORKS) && !defined(NO_SYSLOG) +# include <syslog.h> +#endif + +#include <openssl/buffer.h> +#include <openssl/err.h> + +#ifndef NO_SYSLOG + +#if defined(OPENSSL_SYS_WIN32) +#define LOG_EMERG 0 +#define LOG_ALERT 1 +#define LOG_CRIT 2 +#define LOG_ERR 3 +#define LOG_WARNING 4 +#define LOG_NOTICE 5 +#define LOG_INFO 6 +#define LOG_DEBUG 7 + +#define LOG_DAEMON (3<<3) +#elif defined(OPENSSL_SYS_VMS) +/* On VMS, we don't really care about these, but we need them to compile */ +#define LOG_EMERG 0 +#define LOG_ALERT 1 +#define LOG_CRIT 2 +#define LOG_ERR 3 +#define LOG_WARNING 4 +#define LOG_NOTICE 5 +#define LOG_INFO 6 +#define LOG_DEBUG 7 + +#define LOG_DAEMON OPC$M_NM_NTWORK +#endif + +static int MS_CALLBACK slg_write(BIO *h, const char *buf, int num); +static int MS_CALLBACK slg_puts(BIO *h, const char *str); +static long MS_CALLBACK slg_ctrl(BIO *h, int cmd, long arg1, void *arg2); +static int MS_CALLBACK slg_new(BIO *h); +static int MS_CALLBACK slg_free(BIO *data); +static void xopenlog(BIO* bp, char* name, int level); +static void xsyslog(BIO* bp, int priority, const char* string); +static void xcloselog(BIO* bp); +#ifdef OPENSSL_SYS_WIN32 +LONG (WINAPI *go_for_advapi)() = RegOpenKeyEx; +HANDLE (WINAPI *register_event_source)() = NULL; +BOOL (WINAPI *deregister_event_source)() = NULL; +BOOL (WINAPI *report_event)() = NULL; +#define DL_PROC(m,f) (GetProcAddress( m, f )) +#ifdef UNICODE +#define DL_PROC_X(m,f) DL_PROC( m, f "W" ) +#else +#define DL_PROC_X(m,f) DL_PROC( m, f "A" ) +#endif +#endif + +static BIO_METHOD methods_slg= + { + BIO_TYPE_MEM,"syslog", + slg_write, + NULL, + slg_puts, + NULL, + slg_ctrl, + slg_new, + slg_free, + NULL, + }; + +BIO_METHOD *BIO_s_log(void) + { + return(&methods_slg); + } + +static int MS_CALLBACK slg_new(BIO *bi) + { + bi->init=1; + bi->num=0; + bi->ptr=NULL; + xopenlog(bi, "application", LOG_DAEMON); + return(1); + } + +static int MS_CALLBACK slg_free(BIO *a) + { + if (a == NULL) return(0); + xcloselog(a); + return(1); + } + +static int MS_CALLBACK slg_write(BIO *b, const char *in, int inl) + { + int ret= inl; + char* buf; + char* pp; + int priority, i; + static struct + { + int strl; + char str[10]; + int log_level; + } + mapping[] = + { + { 6, "PANIC ", LOG_EMERG }, + { 6, "EMERG ", LOG_EMERG }, + { 4, "EMR ", LOG_EMERG }, + { 6, "ALERT ", LOG_ALERT }, + { 4, "ALR ", LOG_ALERT }, + { 5, "CRIT ", LOG_CRIT }, + { 4, "CRI ", LOG_CRIT }, + { 6, "ERROR ", LOG_ERR }, + { 4, "ERR ", LOG_ERR }, + { 8, "WARNING ", LOG_WARNING }, + { 5, "WARN ", LOG_WARNING }, + { 4, "WAR ", LOG_WARNING }, + { 7, "NOTICE ", LOG_NOTICE }, + { 5, "NOTE ", LOG_NOTICE }, + { 4, "NOT ", LOG_NOTICE }, + { 5, "INFO ", LOG_INFO }, + { 4, "INF ", LOG_INFO }, + { 6, "DEBUG ", LOG_DEBUG }, + { 4, "DBG ", LOG_DEBUG }, + { 0, "", LOG_ERR } /* The default */ + }; + + if((buf= (char *)OPENSSL_malloc(inl+ 1)) == NULL){ + return(0); + } + strncpy(buf, in, inl); + buf[inl]= '\0'; + + i = 0; + while(strncmp(buf, mapping[i].str, mapping[i].strl) != 0) i++; + priority = mapping[i].log_level; + pp = buf + mapping[i].strl; + + xsyslog(b, priority, pp); + + OPENSSL_free(buf); + return(ret); + } + +static long MS_CALLBACK slg_ctrl(BIO *b, int cmd, long num, void *ptr) + { + switch (cmd) + { + case BIO_CTRL_SET: + xcloselog(b); + xopenlog(b, ptr, num); + break; + default: + break; + } + return(0); + } + +static int MS_CALLBACK slg_puts(BIO *bp, const char *str) + { + int n,ret; + + n=strlen(str); + ret=slg_write(bp,str,n); + return(ret); + } + +#if defined(OPENSSL_SYS_WIN32) + +static void xopenlog(BIO* bp, char* name, int level) +{ + if ( !register_event_source ) + { + HANDLE advapi; + if ( !(advapi = GetModuleHandle("advapi32")) ) + return; + register_event_source = (HANDLE (WINAPI *)())DL_PROC_X(advapi, + "RegisterEventSource" ); + deregister_event_source = (BOOL (WINAPI *)())DL_PROC(advapi, + "DeregisterEventSource"); + report_event = (BOOL (WINAPI *)())DL_PROC_X(advapi, + "ReportEvent" ); + if ( !(register_event_source && deregister_event_source && + report_event) ) + { + register_event_source = NULL; + deregister_event_source = NULL; + report_event = NULL; + return; + } + } + bp->ptr= (char *)register_event_source(NULL, name); +} + +static void xsyslog(BIO *bp, int priority, const char *string) +{ + LPCSTR lpszStrings[2]; + WORD evtype= EVENTLOG_ERROR_TYPE; + int pid = _getpid(); + char pidbuf[DECIMAL_SIZE(pid)+4]; + + switch (priority) + { + case LOG_EMERG: + case LOG_ALERT: + case LOG_CRIT: + case LOG_ERR: + evtype = EVENTLOG_ERROR_TYPE; + break; + case LOG_WARNING: + evtype = EVENTLOG_WARNING_TYPE; + break; + case LOG_NOTICE: + case LOG_INFO: + case LOG_DEBUG: + evtype = EVENTLOG_INFORMATION_TYPE; + break; + default: /* Should never happen, but set it + as error anyway. */ + evtype = EVENTLOG_ERROR_TYPE; + break; + } + + sprintf(pidbuf, "[%d] ", pid); + lpszStrings[0] = pidbuf; + lpszStrings[1] = string; + + if(report_event && bp->ptr) + report_event(bp->ptr, evtype, 0, 1024, NULL, 2, 0, + lpszStrings, NULL); +} + +static void xcloselog(BIO* bp) +{ + if(deregister_event_source && bp->ptr) + deregister_event_source((HANDLE)(bp->ptr)); + bp->ptr= NULL; +} + +#elif defined(OPENSSL_SYS_VMS) + +static int VMS_OPC_target = LOG_DAEMON; + +static void xopenlog(BIO* bp, char* name, int level) +{ + VMS_OPC_target = level; +} + +static void xsyslog(BIO *bp, int priority, const char *string) +{ + struct dsc$descriptor_s opc_dsc; + struct opcdef *opcdef_p; + char buf[10240]; + unsigned int len; + struct dsc$descriptor_s buf_dsc; + $DESCRIPTOR(fao_cmd, "!AZ: !AZ"); + char *priority_tag; + + switch (priority) + { + case LOG_EMERG: priority_tag = "Emergency"; break; + case LOG_ALERT: priority_tag = "Alert"; break; + case LOG_CRIT: priority_tag = "Critical"; break; + case LOG_ERR: priority_tag = "Error"; break; + case LOG_WARNING: priority_tag = "Warning"; break; + case LOG_NOTICE: priority_tag = "Notice"; break; + case LOG_INFO: priority_tag = "Info"; break; + case LOG_DEBUG: priority_tag = "DEBUG"; break; + } + + buf_dsc.dsc$b_dtype = DSC$K_DTYPE_T; + buf_dsc.dsc$b_class = DSC$K_CLASS_S; + buf_dsc.dsc$a_pointer = buf; + buf_dsc.dsc$w_length = sizeof(buf) - 1; + + lib$sys_fao(&fao_cmd, &len, &buf_dsc, priority_tag, string); + + /* we know there's an 8 byte header. That's documented */ + opcdef_p = (struct opcdef *) OPENSSL_malloc(8 + len); + opcdef_p->opc$b_ms_type = OPC$_RQ_RQST; + memcpy(opcdef_p->opc$z_ms_target_classes, &VMS_OPC_target, 3); + opcdef_p->opc$l_ms_rqstid = 0; + memcpy(&opcdef_p->opc$l_ms_text, buf, len); + + opc_dsc.dsc$b_dtype = DSC$K_DTYPE_T; + opc_dsc.dsc$b_class = DSC$K_CLASS_S; + opc_dsc.dsc$a_pointer = (char *)opcdef_p; + opc_dsc.dsc$w_length = len + 8; + + sys$sndopr(opc_dsc, 0); + + OPENSSL_free(opcdef_p); +} + +static void xcloselog(BIO* bp) +{ +} + +#else /* Unix/Watt32 */ + +static void xopenlog(BIO* bp, char* name, int level) +{ +#ifdef WATT32 /* djgpp/DOS */ + openlog(name, LOG_PID|LOG_CONS|LOG_NDELAY, level); +#else + openlog(name, LOG_PID|LOG_CONS, level); +#endif +} + +static void xsyslog(BIO *bp, int priority, const char *string) +{ + syslog(priority, "%s", string); +} + +static void xcloselog(BIO* bp) +{ + closelog(); +} + +#endif /* Unix */ + +#endif /* NO_SYSLOG */ diff --git a/Cryptlib/OpenSSL/crypto/bio/bss_mem.c b/Cryptlib/OpenSSL/crypto/bio/bss_mem.c new file mode 100755 index 00000000..e7ab9cb3 --- /dev/null +++ b/Cryptlib/OpenSSL/crypto/bio/bss_mem.c @@ -0,0 +1,323 @@ +/* crypto/bio/bss_mem.c */ +/* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com) + * All rights reserved. + * + * This package is an SSL implementation written + * by Eric Young (eay@cryptsoft.com). + * The implementation was written so as to conform with Netscapes SSL. + * + * This library is free for commercial and non-commercial use as long as + * the following conditions are aheared to. The following conditions + * apply to all code found in this distribution, be it the RC4, RSA, + * lhash, DES, etc., code; not just the SSL code. The SSL documentation + * included with this distribution is covered by the same copyright terms + * except that the holder is Tim Hudson (tjh@cryptsoft.com). + * + * Copyright remains Eric Young's, and as such any Copyright notices in + * the code are not to be removed. + * If this package is used in a product, Eric Young should be given attribution + * as the author of the parts of the library used. + * This can be in the form of a textual message at program startup or + * in documentation (online or textual) provided with the package. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * 3. All advertising materials mentioning features or use of this software + * must display the following acknowledgement: + * "This product includes cryptographic software written by + * Eric Young (eay@cryptsoft.com)" + * The word 'cryptographic' can be left out if the rouines from the library + * being used are not cryptographic related :-). + * 4. If you include any Windows specific code (or a derivative thereof) from + * the apps directory (application code) you must include an acknowledgement: + * "This product includes software written by Tim Hudson (tjh@cryptsoft.com)" + * + * THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND + * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE + * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL + * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS + * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) + * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY + * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF + * SUCH DAMAGE. + * + * The licence and distribution terms for any publically available version or + * derivative of this code cannot be changed. i.e. this code cannot simply be + * copied and put under another distribution licence + * [including the GNU Public Licence.] + */ + +#include <stdio.h> +#include <errno.h> +#include "cryptlib.h" +#include <openssl/bio.h> + +static int mem_write(BIO *h, const char *buf, int num); +static int mem_read(BIO *h, char *buf, int size); +static int mem_puts(BIO *h, const char *str); +static int mem_gets(BIO *h, char *str, int size); +static long mem_ctrl(BIO *h, int cmd, long arg1, void *arg2); +static int mem_new(BIO *h); +static int mem_free(BIO *data); +static BIO_METHOD mem_method= + { + BIO_TYPE_MEM, + "memory buffer", + mem_write, + mem_read, + mem_puts, + mem_gets, + mem_ctrl, + mem_new, + mem_free, + NULL, + }; + +/* bio->num is used to hold the value to return on 'empty', if it is + * 0, should_retry is not set */ + +BIO_METHOD *BIO_s_mem(void) + { + return(&mem_method); + } + +BIO *BIO_new_mem_buf(void *buf, int len) +{ + BIO *ret; + BUF_MEM *b; + if (!buf) { + BIOerr(BIO_F_BIO_NEW_MEM_BUF,BIO_R_NULL_PARAMETER); + return NULL; + } + if(len == -1) len = strlen(buf); + if(!(ret = BIO_new(BIO_s_mem())) ) return NULL; + b = (BUF_MEM *)ret->ptr; + b->data = buf; + b->length = len; + b->max = len; + ret->flags |= BIO_FLAGS_MEM_RDONLY; + /* Since this is static data retrying wont help */ + ret->num = 0; + return ret; +} + +static int mem_new(BIO *bi) + { + BUF_MEM *b; + + if ((b=BUF_MEM_new()) == NULL) + return(0); + bi->shutdown=1; + bi->init=1; + bi->num= -1; + bi->ptr=(char *)b; + return(1); + } + +static int mem_free(BIO *a) + { + if (a == NULL) return(0); + if (a->shutdown) + { + if ((a->init) && (a->ptr != NULL)) + { + BUF_MEM *b; + b = (BUF_MEM *)a->ptr; + if(a->flags & BIO_FLAGS_MEM_RDONLY) b->data = NULL; + BUF_MEM_free(b); + a->ptr=NULL; + } + } + return(1); + } + +static int mem_read(BIO *b, char *out, int outl) + { + int ret= -1; + BUF_MEM *bm; + int i; + char *from,*to; + + bm=(BUF_MEM *)b->ptr; + BIO_clear_retry_flags(b); + ret=(outl > bm->length)?bm->length:outl; + if ((out != NULL) && (ret > 0)) { + memcpy(out,bm->data,ret); + bm->length-=ret; + /* memmove(&(bm->data[0]),&(bm->data[ret]), bm->length); */ + if(b->flags & BIO_FLAGS_MEM_RDONLY) bm->data += ret; + else { + from=(char *)&(bm->data[ret]); + to=(char *)&(bm->data[0]); + for (i=0; i<bm->length; i++) + to[i]=from[i]; + } + } else if (bm->length == 0) + { + ret = b->num; + if (ret != 0) + BIO_set_retry_read(b); + } + return(ret); + } + +static int mem_write(BIO *b, const char *in, int inl) + { + int ret= -1; + int blen; + BUF_MEM *bm; + + bm=(BUF_MEM *)b->ptr; + if (in == NULL) + { + BIOerr(BIO_F_MEM_WRITE,BIO_R_NULL_PARAMETER); + goto end; + } + + if(b->flags & BIO_FLAGS_MEM_RDONLY) { + BIOerr(BIO_F_MEM_WRITE,BIO_R_WRITE_TO_READ_ONLY_BIO); + goto end; + } + + BIO_clear_retry_flags(b); + blen=bm->length; + if (BUF_MEM_grow_clean(bm,blen+inl) != (blen+inl)) + goto end; + memcpy(&(bm->data[blen]),in,inl); + ret=inl; +end: + return(ret); + } + +static long mem_ctrl(BIO *b, int cmd, long num, void *ptr) + { + long ret=1; + char **pptr; + + BUF_MEM *bm=(BUF_MEM *)b->ptr; + + switch (cmd) + { + case BIO_CTRL_RESET: + if (bm->data != NULL) + { + /* For read only case reset to the start again */ + if(b->flags & BIO_FLAGS_MEM_RDONLY) + { + bm->data -= bm->max - bm->length; + bm->length = bm->max; + } + else + { + memset(bm->data,0,bm->max); + bm->length=0; + } + } + break; + case BIO_CTRL_EOF: + ret=(long)(bm->length == 0); + break; + case BIO_C_SET_BUF_MEM_EOF_RETURN: + b->num=(int)num; + break; + case BIO_CTRL_INFO: + ret=(long)bm->length; + if (ptr != NULL) + { + pptr=(char **)ptr; + *pptr=(char *)&(bm->data[0]); + } + break; + case BIO_C_SET_BUF_MEM: + mem_free(b); + b->shutdown=(int)num; + b->ptr=ptr; + break; + case BIO_C_GET_BUF_MEM_PTR: + if (ptr != NULL) + { + pptr=(char **)ptr; + *pptr=(char *)bm; + } + break; + case BIO_CTRL_GET_CLOSE: + ret=(long)b->shutdown; + break; + case BIO_CTRL_SET_CLOSE: + b->shutdown=(int)num; + break; + + case BIO_CTRL_WPENDING: + ret=0L; + break; + case BIO_CTRL_PENDING: + ret=(long)bm->length; + break; + case BIO_CTRL_DUP: + case BIO_CTRL_FLUSH: + ret=1; + break; + case BIO_CTRL_PUSH: + case BIO_CTRL_POP: + default: + ret=0; + break; + } + return(ret); + } + +static int mem_gets(BIO *bp, char *buf, int size) + { + int i,j; + int ret= -1; + char *p; + BUF_MEM *bm=(BUF_MEM *)bp->ptr; + + BIO_clear_retry_flags(bp); + j=bm->length; + if ((size-1) < j) j=size-1; + if (j <= 0) + { + *buf='\0'; + return 0; + } + p=bm->data; + for (i=0; i<j; i++) + { + if (p[i] == '\n') + { + i++; + break; + } + } + + /* + * i is now the max num of bytes to copy, either j or up to + * and including the first newline + */ + + i=mem_read(bp,buf,i); + if (i > 0) buf[i]='\0'; + ret=i; + return(ret); + } + +static int mem_puts(BIO *bp, const char *str) + { + int n,ret; + + n=strlen(str); + ret=mem_write(bp,str,n); + /* memory semantics is that it will always work */ + return(ret); + } + diff --git a/Cryptlib/OpenSSL/crypto/bio/bss_null.c b/Cryptlib/OpenSSL/crypto/bio/bss_null.c new file mode 100755 index 00000000..46b73339 --- /dev/null +++ b/Cryptlib/OpenSSL/crypto/bio/bss_null.c @@ -0,0 +1,150 @@ +/* crypto/bio/bss_null.c */ +/* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com) + * All rights reserved. + * + * This package is an SSL implementation written + * by Eric Young (eay@cryptsoft.com). + * The implementation was written so as to conform with Netscapes SSL. + * + * This library is free for commercial and non-commercial use as long as + * the following conditions are aheared to. The following conditions + * apply to all code found in this distribution, be it the RC4, RSA, + * lhash, DES, etc., code; not just the SSL code. The SSL documentation + * included with this distribution is covered by the same copyright terms + * except that the holder is Tim Hudson (tjh@cryptsoft.com). + * + * Copyright remains Eric Young's, and as such any Copyright notices in + * the code are not to be removed. + * If this package is used in a product, Eric Young should be given attribution + * as the author of the parts of the library used. + * This can be in the form of a textual message at program startup or + * in documentation (online or textual) provided with the package. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * 3. All advertising materials mentioning features or use of this software + * must display the following acknowledgement: + * "This product includes cryptographic software written by + * Eric Young (eay@cryptsoft.com)" + * The word 'cryptographic' can be left out if the rouines from the library + * being used are not cryptographic related :-). + * 4. If you include any Windows specific code (or a derivative thereof) from + * the apps directory (application code) you must include an acknowledgement: + * "This product includes software written by Tim Hudson (tjh@cryptsoft.com)" + * + * THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND + * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE + * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL + * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS + * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) + * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY + * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF + * SUCH DAMAGE. + * + * The licence and distribution terms for any publically available version or + * derivative of this code cannot be changed. i.e. this code cannot simply be + * copied and put under another distribution licence + * [including the GNU Public Licence.] + */ + +#include <stdio.h> +#include <errno.h> +#include "cryptlib.h" +#include <openssl/bio.h> + +static int null_write(BIO *h, const char *buf, int num); +static int null_read(BIO *h, char *buf, int size); +static int null_puts(BIO *h, const char *str); +static int null_gets(BIO *h, char *str, int size); +static long null_ctrl(BIO *h, int cmd, long arg1, void *arg2); +static int null_new(BIO *h); +static int null_free(BIO *data); +static BIO_METHOD null_method= + { + BIO_TYPE_NULL, + "NULL", + null_write, + null_read, + null_puts, + null_gets, + null_ctrl, + null_new, + null_free, + NULL, + }; + +BIO_METHOD *BIO_s_null(void) + { + return(&null_method); + } + +static int null_new(BIO *bi) + { + bi->init=1; + bi->num=0; + bi->ptr=(NULL); + return(1); + } + +static int null_free(BIO *a) + { + if (a == NULL) return(0); + return(1); + } + +static int null_read(BIO *b, char *out, int outl) + { + return(0); + } + +static int null_write(BIO *b, const char *in, int inl) + { + return(inl); + } + +static long null_ctrl(BIO *b, int cmd, long num, void *ptr) + { + long ret=1; + + switch (cmd) + { + case BIO_CTRL_RESET: + case BIO_CTRL_EOF: + case BIO_CTRL_SET: + case BIO_CTRL_SET_CLOSE: + case BIO_CTRL_FLUSH: + case BIO_CTRL_DUP: + ret=1; + break; + case BIO_CTRL_GET_CLOSE: + case BIO_CTRL_INFO: + case BIO_CTRL_GET: + case BIO_CTRL_PENDING: + case BIO_CTRL_WPENDING: + default: + ret=0; + break; + } + return(ret); + } + +static int null_gets(BIO *bp, char *buf, int size) + { + return(0); + } + +static int null_puts(BIO *bp, const char *str) + { + if (str == NULL) return(0); + return(strlen(str)); + } + |