diff options
Diffstat (limited to 'attic/historic/anode/libanode/identity.c')
-rw-r--r-- | attic/historic/anode/libanode/identity.c | 110 |
1 files changed, 110 insertions, 0 deletions
diff --git a/attic/historic/anode/libanode/identity.c b/attic/historic/anode/libanode/identity.c new file mode 100644 index 00000000..a40f6987 --- /dev/null +++ b/attic/historic/anode/libanode/identity.c @@ -0,0 +1,110 @@ +/* libanode: the Anode C reference implementation + * Copyright (C) 2009-2010 Adam Ierymenko <adam.ierymenko@gmail.com> + * + * This program is free software: you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation, either version 3 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program. If not, see <http://www.gnu.org/licenses/>. */ + +#include <stdlib.h> +#include <stdio.h> +#include "impl/types.h" +#include "impl/ec.h" +#include "impl/misc.h" +#include "anode.h" + +int AnodeIdentity_generate(AnodeIdentity *identity,const AnodeZone *zone,enum AnodeAddressType type) +{ + struct AnodeECKeyPair kp; + + switch(type) { + case ANODE_ADDRESS_ANODE_256_40: + if (!AnodeECKeyPair_generate(&kp)) + return ANODE_ERR_OUT_OF_MEMORY; + + identity->address.bits[0] = (unsigned char)ANODE_ADDRESS_ANODE_256_40; + + identity->address.bits[1] = zone->bits[0]; + identity->address.bits[2] = zone->bits[1]; + identity->address.bits[3] = zone->bits[2]; + identity->address.bits[4] = zone->bits[3]; + + identity->address.bits[5] = 0; + identity->address.bits[6] = 0; + + Anode_memcpy((void *)&(identity->address.bits[7]),(const void *)kp.pub.key,ANODE_EC_PUBLIC_KEY_BYTES); + Anode_memcpy((void *)identity->secret,(const void *)kp.priv.key,kp.priv.bytes); + + AnodeAddress_calc_short_id(&identity->address,&identity->address_id); + + AnodeECKeyPair_destroy(&kp); + + return 0; + } + + return ANODE_ERR_INVALID_ARGUMENT; +} + +int AnodeIdentity_to_string(const AnodeIdentity *identity,char *dest,int dest_len) +{ + char hexbuf[128]; + char strbuf[128]; + int n; + + if ((n = AnodeAddress_to_string(&identity->address,strbuf,sizeof(strbuf))) <= 0) + return n; + + switch(AnodeAddress_get_type(&identity->address)) { + case ANODE_ADDRESS_ANODE_256_40: + Anode_to_hex((const unsigned char *)identity->secret,ANODE_ADDRESS_SECRET_LENGTH_ANODE_256_40,hexbuf,sizeof(hexbuf)); + n = snprintf(dest,dest_len,"ANODE-256-40:%s:%s",strbuf,hexbuf); + if (n >= dest_len) + return ANODE_ERR_BUFFER_TOO_SMALL; + return n; + } + + return ANODE_ERR_INVALID_ARGUMENT; +} + +int AnodeIdentity_from_string(AnodeIdentity *identity,const char *str) +{ + char buf[1024]; + char *id_name; + char *address; + char *secret; + int ec; + + Anode_str_copy(buf,str,sizeof(buf)); + + id_name = buf; + if (!id_name) return 0; + if (!*id_name) return 0; + address = (char *)Anode_strchr(id_name,':'); + if (!address) return 0; + if (!*address) return 0; + *(address++) = (char)0; + secret = (char *)Anode_strchr(address,':'); + if (!secret) return 0; + if (!*secret) return 0; + *(secret++) = (char)0; + + if (Anode_strcaseeq("ANODE-256-40",id_name)) { + if ((ec = AnodeAddress_from_string(address,&identity->address))) + return ec; + if (Anode_strlen(secret) != (ANODE_ADDRESS_SECRET_LENGTH_ANODE_256_40 * 2)) + return ANODE_ERR_INVALID_ARGUMENT; + Anode_from_hex(secret,(unsigned char *)identity->secret,sizeof(identity->secret)); + AnodeAddress_calc_short_id(&identity->address,&identity->address_id); + return 0; + } + + return ANODE_ERR_INVALID_ARGUMENT; +} |