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| author | Sverker Eriksson <[email protected]> | 2015-04-09 18:25:09 +0200 |
|---|---|---|
| committer | Sverker Eriksson <[email protected]> | 2016-02-26 18:01:18 +0100 |
| commit | 8055ad8a5b6ce0c1e9c1c9c7eafccef179415bb3 (patch) | |
| tree | 14a5d305501fd4d9b1e8135d14bf25c41ac92c3a | |
| parent | a77aaf91b9695d704607bf7c09b0ec515d457871 (diff) | |
| download | otp-8055ad8a5b6ce0c1e9c1c9c7eafccef179415bb3.tar.gz otp-8055ad8a5b6ce0c1e9c1c9c7eafccef179415bb3.tar.bz2 otp-8055ad8a5b6ce0c1e9c1c9c7eafccef179415bb3.zip | |
crypto: Fix undefined symbol EVP_CIPHER_CTX_new
Use a stack allocated context and EVP_CIPHER_CTX_init/cleanup
instead of dynamic EVP_CIPHER_CTX_new/free that does not exist in older
0.9.8 versions.
Cherry-pick from b23f1ff1f79
| -rw-r--r-- | lib/crypto/c_src/crypto.c | 15 |
1 files changed, 7 insertions, 8 deletions
diff --git a/lib/crypto/c_src/crypto.c b/lib/crypto/c_src/crypto.c index b4fd37b5eb..f9ded34670 100644 --- a/lib/crypto/c_src/crypto.c +++ b/lib/crypto/c_src/crypto.c @@ -2060,7 +2060,7 @@ static ERL_NIF_TERM aes_cbc_crypt(ErlNifEnv* env, int argc, const ERL_NIF_TERM a ErlNifBinary key_bin, ivec_bin, data_bin; unsigned char ivec[16]; int enc, i = 0, outlen = 0; - EVP_CIPHER_CTX *ctx = NULL; + EVP_CIPHER_CTX ctx; const EVP_CIPHER *cipher = NULL; unsigned char* ret_ptr; ERL_NIF_TERM ret; @@ -2080,8 +2080,7 @@ static ERL_NIF_TERM aes_cbc_crypt(ErlNifEnv* env, int argc, const ERL_NIF_TERM a else enc = 0; - if (!(ctx = EVP_CIPHER_CTX_new())) - return enif_make_badarg(env); + EVP_CIPHER_CTX_init(&ctx); if (key_bin.size == 16) cipher = EVP_aes_128_cbc(); @@ -2094,20 +2093,20 @@ static ERL_NIF_TERM aes_cbc_crypt(ErlNifEnv* env, int argc, const ERL_NIF_TERM a at the end of the buffer for EVP calls. let's be safe */ ret_ptr = enif_make_new_binary(env, data_bin.size + 16*3, &ret); - if (EVP_CipherInit_ex(ctx, cipher, NULL, key_bin.data, ivec, enc) != 1) + if (EVP_CipherInit_ex(&ctx, cipher, NULL, key_bin.data, ivec, enc) != 1) return enif_make_badarg(env); /* disable padding, we only handle whole blocks */ - EVP_CIPHER_CTX_set_padding(ctx, 0); + EVP_CIPHER_CTX_set_padding(&ctx, 0); - if (EVP_CipherUpdate(ctx, ret_ptr, &i, data_bin.data, data_bin.size) != 1) + if (EVP_CipherUpdate(&ctx, ret_ptr, &i, data_bin.data, data_bin.size) != 1) return enif_make_badarg(env); outlen += i; - if (EVP_CipherFinal_ex(ctx, ret_ptr + outlen, &i) != 1) + if (EVP_CipherFinal_ex(&ctx, ret_ptr + outlen, &i) != 1) return enif_make_badarg(env); outlen += i; - EVP_CIPHER_CTX_free(ctx); + EVP_CIPHER_CTX_cleanup(&ctx); CONSUME_REDS(env,data_bin); |