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| author | Dr. Stephen Henson <steve@openssl.org> | 2004-03-28 17:38:00 +0000 |
|---|---|---|
| committer | Dr. Stephen Henson <steve@openssl.org> | 2004-03-28 17:38:00 +0000 |
| commit | 216659eb87485402a8e861a6de77233d1f5d7425 (patch) | |
| tree | fb761bda98537dffb5029f9b7ad71b63a4e0530a /crypto/evp/evp_enc.c | |
| parent | 5d6383c83f34a9c8612a6eedd484d41e4be4974c (diff) | |
Enhance EVP code to generate random symmetric keys of the
appropriate form, for example correct DES parity.
Update S/MIME code and EVP_SealInit to use new functions.
PR: 700
Diffstat (limited to 'crypto/evp/evp_enc.c')
| -rw-r--r-- | crypto/evp/evp_enc.c | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/crypto/evp/evp_enc.c b/crypto/evp/evp_enc.c index cecb09cbe7..b5236b9766 100644 --- a/crypto/evp/evp_enc.c +++ b/crypto/evp/evp_enc.c @@ -534,3 +534,13 @@ int EVP_CIPHER_CTX_ctrl(EVP_CIPHER_CTX *ctx, int type, int arg, void *ptr) } return ret; } + +int EVP_CIPHER_CTX_rand_key(EVP_CIPHER_CTX *ctx, unsigned char *key) + { + if (ctx->cipher->flags & EVP_CIPH_RAND_KEY) + return EVP_CIPHER_CTX_ctrl(ctx, EVP_CTRL_RAND_KEY, 0, key); + if (RAND_bytes(key, ctx->key_len) <= 0) + return 0; + return 1; + } + |