diff options
author | Pauli <pauli@openssl.org> | 2022-01-07 03:46:33 +0300 |
---|---|---|
committer | Pauli <ppzgs1@gmail.com> | 2022-01-19 13:50:22 +0300 |
commit | 4e62f1a3af36512a1f5e1273d2dc54e3ce7f5fca (patch) | |
tree | 5a490d1c6cfcda784c86704d0026cf1686696ae4 | |
parent | 2c9da416a608e2aaf19c16d920baddf2473c8392 (diff) |
Add context dup functions for digests and ciphers
Reviewed-by: Tomas Mraz <tomas@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/17529)
-rw-r--r-- | crypto/evp/digest.c | 11 | ||||
-rw-r--r-- | crypto/evp/evp_enc.c | 11 | ||||
-rw-r--r-- | include/openssl/evp.h | 2 | ||||
-rw-r--r-- | util/libcrypto.num | 2 |
4 files changed, 26 insertions, 0 deletions
diff --git a/crypto/evp/digest.c b/crypto/evp/digest.c index d4685e6489..db2eed6355 100644 --- a/crypto/evp/digest.c +++ b/crypto/evp/digest.c @@ -505,6 +505,17 @@ legacy: return ret; } +EVP_MD_CTX *EVP_MD_CTX_dup(const EVP_MD_CTX *in) +{ + EVP_MD_CTX *out = EVP_MD_CTX_new(); + + if (out != NULL && !EVP_MD_CTX_copy_ex(out, in)) { + EVP_MD_CTX_free(out); + out = NULL; + } + return out; +} + int EVP_MD_CTX_copy(EVP_MD_CTX *out, const EVP_MD_CTX *in) { EVP_MD_CTX_reset(out); diff --git a/crypto/evp/evp_enc.c b/crypto/evp/evp_enc.c index 519cab3f2b..1c02cafa16 100644 --- a/crypto/evp/evp_enc.c +++ b/crypto/evp/evp_enc.c @@ -1346,6 +1346,17 @@ int EVP_CIPHER_CTX_rand_key(EVP_CIPHER_CTX *ctx, unsigned char *key) #endif /* FIPS_MODULE */ } +EVP_CIPHER_CTX *EVP_CIPHER_CTX_dup(const EVP_CIPHER_CTX *in) +{ + EVP_CIPHER_CTX *out = EVP_CIPHER_CTX_new(); + + if (out != NULL && !EVP_CIPHER_CTX_copy(out, in)) { + EVP_CIPHER_CTX_free(out); + out = NULL; + } + return out; +} + int EVP_CIPHER_CTX_copy(EVP_CIPHER_CTX *out, const EVP_CIPHER_CTX *in) { if ((in == NULL) || (in->cipher == NULL)) { diff --git a/include/openssl/evp.h b/include/openssl/evp.h index be57127e36..ae8ddbcf41 100644 --- a/include/openssl/evp.h +++ b/include/openssl/evp.h @@ -634,6 +634,7 @@ unsigned char *EVP_CIPHER_CTX_buf_noconst(EVP_CIPHER_CTX *ctx); int EVP_CIPHER_CTX_get_num(const EVP_CIPHER_CTX *ctx); # define EVP_CIPHER_CTX_num EVP_CIPHER_CTX_get_num int EVP_CIPHER_CTX_set_num(EVP_CIPHER_CTX *ctx, int num); +EVP_CIPHER_CTX *EVP_CIPHER_CTX_dup(const EVP_CIPHER_CTX *in); int EVP_CIPHER_CTX_copy(EVP_CIPHER_CTX *out, const EVP_CIPHER_CTX *in); void *EVP_CIPHER_CTX_get_app_data(const EVP_CIPHER_CTX *ctx); void EVP_CIPHER_CTX_set_app_data(EVP_CIPHER_CTX *ctx, void *data); @@ -699,6 +700,7 @@ void EVP_MD_CTX_free(EVP_MD_CTX *ctx); # define EVP_MD_CTX_create() EVP_MD_CTX_new() # define EVP_MD_CTX_init(ctx) EVP_MD_CTX_reset((ctx)) # define EVP_MD_CTX_destroy(ctx) EVP_MD_CTX_free((ctx)) +__owur EVP_MD_CTX *EVP_MD_CTX_dup(const EVP_MD_CTX *in); __owur int EVP_MD_CTX_copy_ex(EVP_MD_CTX *out, const EVP_MD_CTX *in); void EVP_MD_CTX_set_flags(EVP_MD_CTX *ctx, int flags); void EVP_MD_CTX_clear_flags(EVP_MD_CTX *ctx, int flags); diff --git a/util/libcrypto.num b/util/libcrypto.num index 681cbf31b0..762e23a858 100644 --- a/util/libcrypto.num +++ b/util/libcrypto.num @@ -5426,3 +5426,5 @@ ASN1_TIME_print_ex 5553 3_0_0 EXIST::FUNCTION: EVP_PKEY_get0_provider 5554 3_0_0 EXIST::FUNCTION: EVP_PKEY_CTX_get0_provider 5555 3_0_0 EXIST::FUNCTION: OSSL_STACK_OF_X509_free ? 3_1_0 EXIST::FUNCTION: +EVP_MD_CTX_dup ? 3_1_0 EXIST::FUNCTION: +EVP_CIPHER_CTX_dup ? 3_1_0 EXIST::FUNCTION: |