diff options
Diffstat (limited to 'Cryptlib/Include/openssl/dso.h')
| -rw-r--r-- | Cryptlib/Include/openssl/dso.h | 43 |
1 files changed, 42 insertions, 1 deletions
diff --git a/Cryptlib/Include/openssl/dso.h b/Cryptlib/Include/openssl/dso.h index 277427d6..7c4a1dc4 100644 --- a/Cryptlib/Include/openssl/dso.h +++ b/Cryptlib/Include/openssl/dso.h @@ -182,6 +182,10 @@ typedef struct dso_meth_st { /* [De]Initialisation handlers. */ int (*init) (DSO *dso); int (*finish) (DSO *dso); + /* Return pathname of the module containing location */ + int (*pathbyaddr) (void *addr, char *path, int sz); + /* Perform global symbol lookup, i.e. among *all* modules */ + void *(*globallookup) (const char *symname); } DSO_METHOD; /**********************************************************************/ @@ -195,7 +199,7 @@ struct dso_st { * handler. All in all, let each method control its own destiny. * "Handles" and such go in a STACK. */ - STACK *meth_data; + STACK_OF(void) *meth_data; int references; int flags; /* @@ -337,6 +341,31 @@ DSO_METHOD *DSO_METHOD_win32(void); /* If VMS is defined, use shared images. If not, return NULL. */ DSO_METHOD *DSO_METHOD_vms(void); +/* + * This function writes null-terminated pathname of DSO module containing + * 'addr' into 'sz' large caller-provided 'path' and returns the number of + * characters [including trailing zero] written to it. If 'sz' is 0 or + * negative, 'path' is ignored and required amount of charachers [including + * trailing zero] to accomodate pathname is returned. If 'addr' is NULL, then + * pathname of cryptolib itself is returned. Negative or zero return value + * denotes error. + */ +int DSO_pathbyaddr(void *addr, char *path, int sz); + +/* + * This function should be used with caution! It looks up symbols in *all* + * loaded modules and if module gets unloaded by somebody else attempt to + * dereference the pointer is doomed to have fatal consequences. Primary + * usage for this function is to probe *core* system functionality, e.g. + * check if getnameinfo(3) is available at run-time without bothering about + * OS-specific details such as libc.so.versioning or where does it actually + * reside: in libc itself or libsocket. + */ +void *DSO_global_lookup(const char *name); + +/* If BeOS is defined, use shared images. If not, return NULL. */ +DSO_METHOD *DSO_METHOD_beos(void); + /* BEGIN ERROR CODES */ /* * The following lines are auto generated by the script mkerr.pl. Any changes @@ -347,6 +376,11 @@ void ERR_load_DSO_strings(void); /* Error codes for the DSO functions. */ /* Function codes. */ +# define DSO_F_BEOS_BIND_FUNC 144 +# define DSO_F_BEOS_BIND_VAR 145 +# define DSO_F_BEOS_LOAD 146 +# define DSO_F_BEOS_NAME_CONVERTER 147 +# define DSO_F_BEOS_UNLOAD 148 # define DSO_F_DLFCN_BIND_FUNC 100 # define DSO_F_DLFCN_BIND_VAR 101 # define DSO_F_DLFCN_LOAD 102 @@ -366,22 +400,29 @@ void ERR_load_DSO_strings(void); # define DSO_F_DSO_FREE 111 # define DSO_F_DSO_GET_FILENAME 127 # define DSO_F_DSO_GET_LOADED_FILENAME 128 +# define DSO_F_DSO_GLOBAL_LOOKUP 139 # define DSO_F_DSO_LOAD 112 # define DSO_F_DSO_MERGE 132 # define DSO_F_DSO_NEW_METHOD 113 +# define DSO_F_DSO_PATHBYADDR 140 # define DSO_F_DSO_SET_FILENAME 129 # define DSO_F_DSO_SET_NAME_CONVERTER 122 # define DSO_F_DSO_UP_REF 114 +# define DSO_F_GLOBAL_LOOKUP_FUNC 138 +# define DSO_F_PATHBYADDR 137 # define DSO_F_VMS_BIND_SYM 115 # define DSO_F_VMS_LOAD 116 # define DSO_F_VMS_MERGER 133 # define DSO_F_VMS_UNLOAD 117 # define DSO_F_WIN32_BIND_FUNC 118 # define DSO_F_WIN32_BIND_VAR 119 +# define DSO_F_WIN32_GLOBALLOOKUP 142 +# define DSO_F_WIN32_GLOBALLOOKUP_FUNC 143 # define DSO_F_WIN32_JOINER 135 # define DSO_F_WIN32_LOAD 120 # define DSO_F_WIN32_MERGER 134 # define DSO_F_WIN32_NAME_CONVERTER 125 +# define DSO_F_WIN32_PATHBYADDR 141 # define DSO_F_WIN32_SPLITTER 136 # define DSO_F_WIN32_UNLOAD 121 |