ssl/record/ssl3_record.c:1033: error: MEMORY_LEAK
  memory dynamically allocated by call to `EVP_MD_CTX_new()` at line 1012, column 30 is not reachable after line 1033, column 13.
Showing all 66 steps of the trace


ssl/record/ssl3_record.c:948:1: start of procedure n_ssl3_mac()
946.   }
947.   
948. > int n_ssl3_mac(SSL *ssl, SSL3_RECORD *rec, unsigned char *md, int send)
949.   {
950.       unsigned char *mac_sec, *seq;

ssl/record/ssl3_record.c:957:9: Taking true branch
955.       int t;
956.   
957.       if (send) {
               ^
958.           mac_sec = &(ssl->s3->write_mac_secret[0]);
959.           seq = RECORD_LAYER_get_write_sequence(&ssl->rlayer);

ssl/record/ssl3_record.c:958:9: 
956.   
957.       if (send) {
958. >         mac_sec = &(ssl->s3->write_mac_secret[0]);
959.           seq = RECORD_LAYER_get_write_sequence(&ssl->rlayer);
960.           hash = ssl->write_hash;

ssl/record/ssl3_record.c:959:9: 
957.       if (send) {
958.           mac_sec = &(ssl->s3->write_mac_secret[0]);
959. >         seq = RECORD_LAYER_get_write_sequence(&ssl->rlayer);
960.           hash = ssl->write_hash;
961.       } else {

ssl/record/ssl3_record.c:960:9: 
958.           mac_sec = &(ssl->s3->write_mac_secret[0]);
959.           seq = RECORD_LAYER_get_write_sequence(&ssl->rlayer);
960. >         hash = ssl->write_hash;
961.       } else {
962.           mac_sec = &(ssl->s3->read_mac_secret[0]);

ssl/record/ssl3_record.c:967:5: 
965.       }
966.   
967. >     t = EVP_MD_CTX_size(hash);
968.       if (t < 0)
969.           return 0;

crypto/evp/evp_lib.c:439:1: start of procedure EVP_MD_CTX_md()
  437.   }
  438.   
  439. > const EVP_MD *EVP_MD_CTX_md(const EVP_MD_CTX *ctx)
  440.   {
  441.       if (!ctx)

crypto/evp/evp_lib.c:441:10: Taking false branch
  439.   const EVP_MD *EVP_MD_CTX_md(const EVP_MD_CTX *ctx)
  440.   {
  441.       if (!ctx)
                  ^
  442.           return NULL;
  443.       return ctx->digest;

crypto/evp/evp_lib.c:443:5: 
  441.       if (!ctx)
  442.           return NULL;
  443. >     return ctx->digest;
  444.   }
  445.   

crypto/evp/evp_lib.c:444:1: return from a call to EVP_MD_CTX_md
  442.           return NULL;
  443.       return ctx->digest;
  444. > }
  445.   
  446.   EVP_PKEY_CTX *EVP_MD_CTX_pkey_ctx(const EVP_MD_CTX *ctx)

crypto/evp/evp_lib.c:301:1: start of procedure EVP_MD_size()
  299.   }
  300.   
  301. > int EVP_MD_size(const EVP_MD *md)
  302.   {
  303.       if (!md) {

crypto/evp/evp_lib.c:303:10: Taking false branch
  301.   int EVP_MD_size(const EVP_MD *md)
  302.   {
  303.       if (!md) {
                  ^
  304.           EVPerr(EVP_F_EVP_MD_SIZE, EVP_R_MESSAGE_DIGEST_IS_NULL);
  305.           return -1;

crypto/evp/evp_lib.c:307:5: 
  305.           return -1;
  306.       }
  307. >     return md->md_size;
  308.   }
  309.   

crypto/evp/evp_lib.c:308:1: return from a call to EVP_MD_size
  306.       }
  307.       return md->md_size;
  308. > }
  309.   
  310.   unsigned long EVP_MD_flags(const EVP_MD *md)

ssl/record/ssl3_record.c:968:9: Taking false branch
966.   
967.       t = EVP_MD_CTX_size(hash);
968.       if (t < 0)
               ^
969.           return 0;
970.       md_size = t;

ssl/record/ssl3_record.c:970:5: 
968.       if (t < 0)
969.           return 0;
970. >     md_size = t;
971.       npad = (48 / md_size) * md_size;
972.   

ssl/record/ssl3_record.c:971:5: 
969.           return 0;
970.       md_size = t;
971. >     npad = (48 / md_size) * md_size;
972.   
973.       if (!send &&

ssl/record/ssl3_record.c:973:10: Taking false branch
971.       npad = (48 / md_size) * md_size;
972.   
973.       if (!send &&
                ^
974.           EVP_CIPHER_CTX_mode(ssl->enc_read_ctx) == EVP_CIPH_CBC_MODE &&
975.           ssl3_cbc_record_digest_supported(hash)) {

ssl/record/ssl3_record.c:1012:9: 
1010.           unsigned int md_size_u;
1011.           /* Chop the digest off the end :-) */
1012. >         EVP_MD_CTX *md_ctx = EVP_MD_CTX_new();
1013.   
1014.           if (md_ctx == NULL)

crypto/evp/digest.c:44:1: start of procedure EVP_MD_CTX_new()
  42.   }
  43.   
  44. > EVP_MD_CTX *EVP_MD_CTX_new(void)
  45.   {
  46.       return OPENSSL_zalloc(sizeof(EVP_MD_CTX));

crypto/evp/digest.c:46:5: 
  44.   EVP_MD_CTX *EVP_MD_CTX_new(void)
  45.   {
  46. >     return OPENSSL_zalloc(sizeof(EVP_MD_CTX));
  47.   }
  48.   

crypto/mem.c:98:1: start of procedure CRYPTO_zalloc()
    96.   }
    97.   
    98. > void *CRYPTO_zalloc(size_t num, const char *file, int line)
    99.   {
    100.       void *ret = CRYPTO_malloc(num, file, line);

crypto/mem.c:100:5: 
    98.   void *CRYPTO_zalloc(size_t num, const char *file, int line)
    99.   {
    100. >     void *ret = CRYPTO_malloc(num, file, line);
    101.   
    102.       if (ret != NULL)

crypto/mem.c:71:1: start of procedure CRYPTO_malloc()
      69.   }
      70.   
      71. > void *CRYPTO_malloc(size_t num, const char *file, int line)
      72.   {
      73.       void *ret = NULL;

crypto/mem.c:73:5: 
      71.   void *CRYPTO_malloc(size_t num, const char *file, int line)
      72.   {
      73. >     void *ret = NULL;
      74.   
      75.       if (malloc_impl != NULL && malloc_impl != CRYPTO_malloc)

crypto/mem.c:75:9: Taking false branch
      73.       void *ret = NULL;
      74.   
      75.       if (malloc_impl != NULL && malloc_impl != CRYPTO_malloc)
                    ^
      76.           return malloc_impl(num, file, line);
      77.   

crypto/mem.c:78:9: Taking false branch
      76.           return malloc_impl(num, file, line);
      77.   
      78.       if (num <= 0)
                    ^
      79.           return NULL;
      80.   

crypto/mem.c:81:5: 
      79.           return NULL;
      80.   
      81. >     allow_customize = 0;
      82.   #ifndef OPENSSL_NO_CRYPTO_MDEBUG
      83.       if (call_malloc_debug) {

crypto/mem.c:91:5: 
      89.       }
      90.   #else
      91. >     osslargused(file); osslargused(line);
      92.       ret = malloc(num);
      93.   #endif

crypto/mem.c:91:24: 
      89.       }
      90.   #else
      91. >     osslargused(file); osslargused(line);
      92.       ret = malloc(num);
      93.   #endif

crypto/mem.c:92:5: 
      90.   #else
      91.       osslargused(file); osslargused(line);
      92. >     ret = malloc(num);
      93.   #endif
      94.   

crypto/mem.c:95:5: 
      93.   #endif
      94.   
      95. >     return ret;
      96.   }
      97.   

crypto/mem.c:96:1: return from a call to CRYPTO_malloc
      94.   
      95.       return ret;
      96. > }
      97.   
      98.   void *CRYPTO_zalloc(size_t num, const char *file, int line)

crypto/mem.c:102:9: Taking true branch
    100.       void *ret = CRYPTO_malloc(num, file, line);
    101.   
    102.       if (ret != NULL)
                   ^
    103.           memset(ret, 0, num);
    104.       return ret;

crypto/mem.c:103:9: 
    101.   
    102.       if (ret != NULL)
    103. >         memset(ret, 0, num);
    104.       return ret;
    105.   }

crypto/mem.c:104:5: 
    102.       if (ret != NULL)
    103.           memset(ret, 0, num);
    104. >     return ret;
    105.   }
    106.   

crypto/mem.c:105:1: return from a call to CRYPTO_zalloc
    103.           memset(ret, 0, num);
    104.       return ret;
    105. > }
    106.   
    107.   void *CRYPTO_realloc(void *str, size_t num, const char *file, int line)

crypto/evp/digest.c:47:1: return from a call to EVP_MD_CTX_new
  45.   {
  46.       return OPENSSL_zalloc(sizeof(EVP_MD_CTX));
  47. > }
  48.   
  49.   void EVP_MD_CTX_free(EVP_MD_CTX *ctx)

ssl/record/ssl3_record.c:1014:13: Taking false branch
1012.           EVP_MD_CTX *md_ctx = EVP_MD_CTX_new();
1013.   
1014.           if (md_ctx == NULL)
                    ^
1015.               return 0;
1016.   

ssl/record/ssl3_record.c:1017:9: 
1015.               return 0;
1016.   
1017. >         rec_char = rec->type;
1018.           p = md;
1019.           s2n(rec->length, p);

ssl/record/ssl3_record.c:1018:9: 
1016.   
1017.           rec_char = rec->type;
1018. >         p = md;
1019.           s2n(rec->length, p);
1020.           if (EVP_MD_CTX_copy_ex(md_ctx, hash) <= 0

ssl/record/ssl3_record.c:1019:9: 
1017.           rec_char = rec->type;
1018.           p = md;
1019. >         s2n(rec->length, p);
1020.           if (EVP_MD_CTX_copy_ex(md_ctx, hash) <= 0
1021.               || EVP_DigestUpdate(md_ctx, mac_sec, md_size) <= 0

ssl/record/ssl3_record.c:1020:13: 
1018.           p = md;
1019.           s2n(rec->length, p);
1020. >         if (EVP_MD_CTX_copy_ex(md_ctx, hash) <= 0
1021.               || EVP_DigestUpdate(md_ctx, mac_sec, md_size) <= 0
1022.               || EVP_DigestUpdate(md_ctx, ssl3_pad_1, npad) <= 0

crypto/evp/digest.c:183:1: start of procedure EVP_MD_CTX_copy_ex()
  181.   }
  182.   
  183. > int EVP_MD_CTX_copy_ex(EVP_MD_CTX *out, const EVP_MD_CTX *in)
  184.   {
  185.       unsigned char *tmp_buf;

crypto/evp/digest.c:186:10: Taking false branch
  184.   {
  185.       unsigned char *tmp_buf;
  186.       if ((in == NULL) || (in->digest == NULL)) {
                  ^
  187.           EVPerr(EVP_F_EVP_MD_CTX_COPY_EX, EVP_R_INPUT_NOT_INITIALIZED);
  188.           return 0;

crypto/evp/digest.c:186:26: Taking false branch
  184.   {
  185.       unsigned char *tmp_buf;
  186.       if ((in == NULL) || (in->digest == NULL)) {
                                  ^
  187.           EVPerr(EVP_F_EVP_MD_CTX_COPY_EX, EVP_R_INPUT_NOT_INITIALIZED);
  188.           return 0;

crypto/evp/digest.c:192:9: Taking true branch
  190.   #ifndef OPENSSL_NO_ENGINE
  191.       /* Make sure it's safe to copy a digest context using an ENGINE */
  192.       if (in->engine && !ENGINE_init(in->engine)) {
                 ^
  193.           EVPerr(EVP_F_EVP_MD_CTX_COPY_EX, ERR_R_ENGINE_LIB);
  194.           return 0;

crypto/evp/digest.c:192:24: 
  190.   #ifndef OPENSSL_NO_ENGINE
  191.       /* Make sure it's safe to copy a digest context using an ENGINE */
  192. >     if (in->engine && !ENGINE_init(in->engine)) {
  193.           EVPerr(EVP_F_EVP_MD_CTX_COPY_EX, ERR_R_ENGINE_LIB);
  194.           return 0;

crypto/engine/eng_init.c:76:1: start of procedure ENGINE_init()
    74.   
    75.   /* The API (locked) version of "init" */
    76. > int ENGINE_init(ENGINE *e)
    77.   {
    78.       int ret;

crypto/engine/eng_init.c:79:9: Taking false branch
    77.   {
    78.       int ret;
    79.       if (e == NULL) {
                  ^
    80.           ENGINEerr(ENGINE_F_ENGINE_INIT, ERR_R_PASSED_NULL_PARAMETER);
    81.           return 0;

crypto/engine/eng_init.c:83:10: 
    81.           return 0;
    82.       }
    83. >     if (!RUN_ONCE(&engine_lock_init, do_engine_lock_init)) {
    84.           ENGINEerr(ENGINE_F_ENGINE_INIT, ERR_R_MALLOC_FAILURE);
    85.           return 0;

crypto/threads_pthread.c:63:1: start of procedure CRYPTO_THREAD_run_once()
      61.   }
      62.   
      63. > int CRYPTO_THREAD_run_once(CRYPTO_ONCE *once, void (*init)(void))
      64.   {
      65.       if (pthread_once(once, init) != 0)

crypto/threads_pthread.c:65:9: Taking true branch
      63.   int CRYPTO_THREAD_run_once(CRYPTO_ONCE *once, void (*init)(void))
      64.   {
      65.       if (pthread_once(once, init) != 0)
                    ^
      66.           return 0;
      67.   

crypto/threads_pthread.c:66:9: 
      64.   {
      65.       if (pthread_once(once, init) != 0)
      66. >         return 0;
      67.   
      68.       return 1;

crypto/threads_pthread.c:69:1: return from a call to CRYPTO_THREAD_run_once
      67.   
      68.       return 1;
      69. > }
      70.   
      71.   int CRYPTO_THREAD_init_local(CRYPTO_THREAD_LOCAL *key, void (*cleanup)(void *))

crypto/engine/eng_init.c:83:10: Condition is false
    81.           return 0;
    82.       }
    83.       if (!RUN_ONCE(&engine_lock_init, do_engine_lock_init)) {
                   ^
    84.           ENGINEerr(ENGINE_F_ENGINE_INIT, ERR_R_MALLOC_FAILURE);
    85.           return 0;

crypto/engine/eng_init.c:83:10: Taking true branch
    81.           return 0;
    82.       }
    83.       if (!RUN_ONCE(&engine_lock_init, do_engine_lock_init)) {
                   ^
    84.           ENGINEerr(ENGINE_F_ENGINE_INIT, ERR_R_MALLOC_FAILURE);
    85.           return 0;

crypto/engine/eng_init.c:84:9: Skipping ERR_put_error(): empty list of specs
    82.       }
    83.       if (!RUN_ONCE(&engine_lock_init, do_engine_lock_init)) {
    84.           ENGINEerr(ENGINE_F_ENGINE_INIT, ERR_R_MALLOC_FAILURE);
                  ^
    85.           return 0;
    86.       }

crypto/engine/eng_init.c:85:9: 
    83.       if (!RUN_ONCE(&engine_lock_init, do_engine_lock_init)) {
    84.           ENGINEerr(ENGINE_F_ENGINE_INIT, ERR_R_MALLOC_FAILURE);
    85. >         return 0;
    86.       }
    87.       CRYPTO_THREAD_write_lock(global_engine_lock);

crypto/engine/eng_init.c:91:1: return from a call to ENGINE_init
    89.       CRYPTO_THREAD_unlock(global_engine_lock);
    90.       return ret;
    91. > }
    92.   
    93.   /* The API (locked) version of "finish" */

crypto/evp/digest.c:192:24: Taking true branch
  190.   #ifndef OPENSSL_NO_ENGINE
  191.       /* Make sure it's safe to copy a digest context using an ENGINE */
  192.       if (in->engine && !ENGINE_init(in->engine)) {
                                ^
  193.           EVPerr(EVP_F_EVP_MD_CTX_COPY_EX, ERR_R_ENGINE_LIB);
  194.           return 0;

crypto/evp/digest.c:193:9: Skipping ERR_put_error(): empty list of specs
  191.       /* Make sure it's safe to copy a digest context using an ENGINE */
  192.       if (in->engine && !ENGINE_init(in->engine)) {
  193.           EVPerr(EVP_F_EVP_MD_CTX_COPY_EX, ERR_R_ENGINE_LIB);
                 ^
  194.           return 0;
  195.       }

crypto/evp/digest.c:194:9: 
  192.       if (in->engine && !ENGINE_init(in->engine)) {
  193.           EVPerr(EVP_F_EVP_MD_CTX_COPY_EX, ERR_R_ENGINE_LIB);
  194. >         return 0;
  195.       }
  196.   #endif

crypto/evp/digest.c:240:1: return from a call to EVP_MD_CTX_copy_ex
  238.   
  239.       return 1;
  240. > }
  241.   
  242.   int EVP_Digest(const void *data, size_t count,

ssl/record/ssl3_record.c:1020:13: Taking true branch
1018.           p = md;
1019.           s2n(rec->length, p);
1020.           if (EVP_MD_CTX_copy_ex(md_ctx, hash) <= 0
                    ^
1021.               || EVP_DigestUpdate(md_ctx, mac_sec, md_size) <= 0
1022.               || EVP_DigestUpdate(md_ctx, ssl3_pad_1, npad) <= 0

ssl/record/ssl3_record.c:1033:13: Skipping EVP_MD_CTX_reset(): empty list of specs
1031.               || EVP_DigestUpdate(md_ctx, md, md_size) <= 0
1032.               || EVP_DigestFinal_ex(md_ctx, md, &md_size_u) <= 0) {
1033.               EVP_MD_CTX_reset(md_ctx);
                    ^
1034.               return 0;
1035.           }

int n_ssl3_mac(SSL *ssl, SSL3_RECORD *rec, unsigned char *md, int send)
{
    unsigned char *mac_sec, *seq;
    const EVP_MD_CTX *hash;
    unsigned char *p, rec_char;
    size_t md_size;
    size_t npad;
    int t;
    if (send) {
        mac_sec = &(ssl->s3->write_mac_secret[0]);
        seq = RECORD_LAYER_get_write_sequence(&ssl->rlayer);
        hash = ssl->write_hash;
    } else {
        mac_sec = &(ssl->s3->read_mac_secret[0]);
        seq = RECORD_LAYER_get_read_sequence(&ssl->rlayer);
        hash = ssl->read_hash;
    }
    t = EVP_MD_CTX_size(hash);
    if (t < 0)
        return 0;
    md_size = t;
    npad = (48 / md_size) * md_size;
    if (!send &&
        EVP_CIPHER_CTX_mode(ssl->enc_read_ctx) == EVP_CIPH_CBC_MODE &&
        ssl3_cbc_record_digest_supported(hash)) {
        unsigned char header[75];
        size_t j = 0;
        memcpy(header + j, mac_sec, md_size);
        j += md_size;
        memcpy(header + j, ssl3_pad_1, npad);
        j += npad;
        memcpy(header + j, seq, 8);
        j += 8;
        header[j++] = rec->type;
        header[j++] = (unsigned char)(rec->length >> 8);
        header[j++] = (unsigned char)(rec->length & 0xff);
        if (ssl3_cbc_digest_record(hash,
                                   md, &md_size,
                                   header, rec->input,
                                   rec->length + md_size, rec->orig_len,
                                   mac_sec, md_size, 1) <= 0)
            return 0;
    } else {
        unsigned int md_size_u;
        EVP_MD_CTX *md_ctx = EVP_MD_CTX_new();
        if (md_ctx == NULL)
            return 0;
        rec_char = rec->type;
        p = md;
        s2n(rec->length, p);
        if (EVP_MD_CTX_copy_ex(md_ctx, hash) <= 0
            || EVP_DigestUpdate(md_ctx, mac_sec, md_size) <= 0
            || EVP_DigestUpdate(md_ctx, ssl3_pad_1, npad) <= 0
            || EVP_DigestUpdate(md_ctx, seq, 8) <= 0
            || EVP_DigestUpdate(md_ctx, &rec_char, 1) <= 0
            || EVP_DigestUpdate(md_ctx, md, 2) <= 0
            || EVP_DigestUpdate(md_ctx, rec->input, rec->length) <= 0
            || EVP_DigestFinal_ex(md_ctx, md, NULL) <= 0
            || EVP_MD_CTX_copy_ex(md_ctx, hash) <= 0
            || EVP_DigestUpdate(md_ctx, mac_sec, md_size) <= 0
            || EVP_DigestUpdate(md_ctx, ssl3_pad_2, npad) <= 0
            || EVP_DigestUpdate(md_ctx, md, md_size) <= 0
            || EVP_DigestFinal_ex(md_ctx, md, &md_size_u) <= 0) {
            EVP_MD_CTX_reset(md_ctx);
            return 0;
        }
        EVP_MD_CTX_free(md_ctx);
    }
    ssl3_record_sequence_update(seq);
    return 1;
}
['int n_ssl3_mac(SSL *ssl, SSL3_RECORD *rec, unsigned char *md, int send)\n{\n    unsigned char *mac_sec, *seq;\n    const EVP_MD_CTX *hash;\n    unsigned char *p, rec_char;\n    size_t md_size;\n    size_t npad;\n    int t;\n    if (send) {\n        mac_sec = &(ssl->s3->write_mac_secret[0]);\n        seq = RECORD_LAYER_get_write_sequence(&ssl->rlayer);\n        hash = ssl->write_hash;\n    } else {\n        mac_sec = &(ssl->s3->read_mac_secret[0]);\n        seq = RECORD_LAYER_get_read_sequence(&ssl->rlayer);\n        hash = ssl->read_hash;\n    }\n    t = EVP_MD_CTX_size(hash);\n    if (t < 0)\n        return 0;\n    md_size = t;\n    npad = (48 / md_size) * md_size;\n    if (!send &&\n        EVP_CIPHER_CTX_mode(ssl->enc_read_ctx) == EVP_CIPH_CBC_MODE &&\n        ssl3_cbc_record_digest_supported(hash)) {\n        unsigned char header[75];\n        size_t j = 0;\n        memcpy(header + j, mac_sec, md_size);\n        j += md_size;\n        memcpy(header + j, ssl3_pad_1, npad);\n        j += npad;\n        memcpy(header + j, seq, 8);\n        j += 8;\n        header[j++] = rec->type;\n        header[j++] = (unsigned char)(rec->length >> 8);\n        header[j++] = (unsigned char)(rec->length & 0xff);\n        if (ssl3_cbc_digest_record(hash,\n                                   md, &md_size,\n                                   header, rec->input,\n                                   rec->length + md_size, rec->orig_len,\n                                   mac_sec, md_size, 1) <= 0)\n            return 0;\n    } else {\n        unsigned int md_size_u;\n        EVP_MD_CTX *md_ctx = EVP_MD_CTX_new();\n        if (md_ctx == NULL)\n            return 0;\n        rec_char = rec->type;\n        p = md;\n        s2n(rec->length, p);\n        if (EVP_MD_CTX_copy_ex(md_ctx, hash) <= 0\n            || EVP_DigestUpdate(md_ctx, mac_sec, md_size) <= 0\n            || EVP_DigestUpdate(md_ctx, ssl3_pad_1, npad) <= 0\n            || EVP_DigestUpdate(md_ctx, seq, 8) <= 0\n            || EVP_DigestUpdate(md_ctx, &rec_char, 1) <= 0\n            || EVP_DigestUpdate(md_ctx, md, 2) <= 0\n            || EVP_DigestUpdate(md_ctx, rec->input, rec->length) <= 0\n            || EVP_DigestFinal_ex(md_ctx, md, NULL) <= 0\n            || EVP_MD_CTX_copy_ex(md_ctx, hash) <= 0\n            || EVP_DigestUpdate(md_ctx, mac_sec, md_size) <= 0\n            || EVP_DigestUpdate(md_ctx, ssl3_pad_2, npad) <= 0\n            || EVP_DigestUpdate(md_ctx, md, md_size) <= 0\n            || EVP_DigestFinal_ex(md_ctx, md, &md_size_u) <= 0) {\n            EVP_MD_CTX_reset(md_ctx);\n            return 0;\n        }\n        EVP_MD_CTX_free(md_ctx);\n    }\n    ssl3_record_sequence_update(seq);\n    return 1;\n}', 'const EVP_MD *EVP_MD_CTX_md(const EVP_MD_CTX *ctx)\n{\n    if (!ctx)\n        return NULL;\n    return ctx->digest;\n}', 'int EVP_MD_size(const EVP_MD *md)\n{\n    if (!md) {\n        EVPerr(EVP_F_EVP_MD_SIZE, EVP_R_MESSAGE_DIGEST_IS_NULL);\n        return -1;\n    }\n    return md->md_size;\n}', 'EVP_MD_CTX *EVP_MD_CTX_new(void)\n{\n    return OPENSSL_zalloc(sizeof(EVP_MD_CTX));\n}', 'void *CRYPTO_zalloc(size_t num, const char *file, int line)\n{\n    void *ret = CRYPTO_malloc(num, file, line);\n    if (ret != NULL)\n        memset(ret, 0, num);\n    return ret;\n}', 'void *CRYPTO_malloc(size_t num, const char *file, int line)\n{\n    void *ret = NULL;\n    if (malloc_impl != NULL && malloc_impl != CRYPTO_malloc)\n        return malloc_impl(num, file, line);\n    if (num <= 0)\n        return NULL;\n    allow_customize = 0;\n#ifndef OPENSSL_NO_CRYPTO_MDEBUG\n    if (call_malloc_debug) {\n        CRYPTO_mem_debug_malloc(NULL, num, 0, file, line);\n        ret = malloc(num);\n        CRYPTO_mem_debug_malloc(ret, num, 1, file, line);\n    } else {\n        ret = malloc(num);\n    }\n#else\n    osslargused(file); osslargused(line);\n    ret = malloc(num);\n#endif\n    return ret;\n}', 'int EVP_MD_CTX_copy_ex(EVP_MD_CTX *out, const EVP_MD_CTX *in)\n{\n    unsigned char *tmp_buf;\n    if ((in == NULL) || (in->digest == NULL)) {\n        EVPerr(EVP_F_EVP_MD_CTX_COPY_EX, EVP_R_INPUT_NOT_INITIALIZED);\n        return 0;\n    }\n#ifndef OPENSSL_NO_ENGINE\n    if (in->engine && !ENGINE_init(in->engine)) {\n        EVPerr(EVP_F_EVP_MD_CTX_COPY_EX, ERR_R_ENGINE_LIB);\n        return 0;\n    }\n#endif\n    if (out->digest == in->digest) {\n        tmp_buf = out->md_data;\n        EVP_MD_CTX_set_flags(out, EVP_MD_CTX_FLAG_REUSE);\n    } else\n        tmp_buf = NULL;\n    EVP_MD_CTX_reset(out);\n    memcpy(out, in, sizeof(*out));\n    out->md_data = NULL;\n    out->pctx = NULL;\n    if (in->md_data && out->digest->ctx_size) {\n        if (tmp_buf)\n            out->md_data = tmp_buf;\n        else {\n            out->md_data = OPENSSL_malloc(out->digest->ctx_size);\n            if (out->md_data == NULL) {\n                EVPerr(EVP_F_EVP_MD_CTX_COPY_EX, ERR_R_MALLOC_FAILURE);\n                return 0;\n            }\n        }\n        memcpy(out->md_data, in->md_data, out->digest->ctx_size);\n    }\n    out->update = in->update;\n    if (in->pctx) {\n        out->pctx = EVP_PKEY_CTX_dup(in->pctx);\n        if (!out->pctx) {\n            EVP_MD_CTX_reset(out);\n            return 0;\n        }\n    }\n    if (out->digest->copy)\n        return out->digest->copy(out, in);\n    return 1;\n}', 'int ENGINE_init(ENGINE *e)\n{\n    int ret;\n    if (e == NULL) {\n        ENGINEerr(ENGINE_F_ENGINE_INIT, ERR_R_PASSED_NULL_PARAMETER);\n        return 0;\n    }\n    if (!RUN_ONCE(&engine_lock_init, do_engine_lock_init)) {\n        ENGINEerr(ENGINE_F_ENGINE_INIT, ERR_R_MALLOC_FAILURE);\n        return 0;\n    }\n    CRYPTO_THREAD_write_lock(global_engine_lock);\n    ret = engine_unlocked_init(e);\n    CRYPTO_THREAD_unlock(global_engine_lock);\n    return ret;\n}', 'int CRYPTO_THREAD_run_once(CRYPTO_ONCE *once, void (*init)(void))\n{\n    if (pthread_once(once, init) != 0)\n        return 0;\n    return 1;\n}']