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minor function to build with Ruby's cipher module
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/* Copyright (c) 2016, Google Inc. | ||
* | ||
* Permission to use, copy, modify, and/or distribute this software for any | ||
* purpose with or without fee is hereby granted, provided that the above | ||
* copyright notice and this permission notice appear in all copies. | ||
* | ||
* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES | ||
* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF | ||
* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY | ||
* SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES | ||
* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION | ||
* OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN | ||
* CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. */ | ||
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#include <openssl/obj.h> | ||
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#include <assert.h> | ||
#include <string.h> | ||
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#include <openssl/evp.h> | ||
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#include "../../internal.h" | ||
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struct wrapped_callback { | ||
void (*callback)(const OBJ_NAME *, void *arg); | ||
void *arg; | ||
}; | ||
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static void cipher_callback(const EVP_CIPHER *cipher, const char *name, | ||
const char *unused, void *arg) { | ||
const struct wrapped_callback *wrapped = (struct wrapped_callback *)arg; | ||
OBJ_NAME obj_name; | ||
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OPENSSL_memset(&obj_name, 0, sizeof(obj_name)); | ||
obj_name.type = OBJ_NAME_TYPE_CIPHER_METH; | ||
obj_name.name = name; | ||
obj_name.data = (const char *)cipher; | ||
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wrapped->callback(&obj_name, wrapped->arg); | ||
} | ||
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static void md_callback(const EVP_MD *md, const char *name, const char *unused, | ||
void *arg) { | ||
const struct wrapped_callback *wrapped = (struct wrapped_callback*) arg; | ||
OBJ_NAME obj_name; | ||
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OPENSSL_memset(&obj_name, 0, sizeof(obj_name)); | ||
obj_name.type = OBJ_NAME_TYPE_MD_METH; | ||
obj_name.name = name; | ||
obj_name.data = (const char *)md; | ||
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wrapped->callback(&obj_name, wrapped->arg); | ||
} | ||
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void OBJ_NAME_do_all_sorted(int type, | ||
void (*callback)(const OBJ_NAME *, void *arg), | ||
void *arg) { | ||
struct wrapped_callback wrapped; | ||
wrapped.callback = callback; | ||
wrapped.arg = arg; | ||
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if (type == OBJ_NAME_TYPE_CIPHER_METH) { | ||
EVP_CIPHER_do_all_sorted(cipher_callback, &wrapped); | ||
} else if (type == OBJ_NAME_TYPE_MD_METH) { | ||
EVP_MD_do_all_sorted(md_callback, &wrapped); | ||
} else { | ||
assert(0); | ||
} | ||
} |
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