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author | igrkir <i.kirillov@kryptonite.ru> | 2022-09-23 15:32:21 +0300 |
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committer | Dmitry Belyavskiy <beldmit@users.noreply.github.com> | 2022-12-02 18:56:55 +0100 |
commit | 39dc6de6a9474e10560ebfb0a9cecc05867b9c7b (patch) | |
tree | 6fa646e6b18d5f43afe56fa9d8db64b042b710c0 /gost_grasshopper_cipher.h | |
parent | 97b3db1ebf985b73718faaae6c425782d526d44f (diff) | |
download | gost-engine-39dc6de6a9474e10560ebfb0a9cecc05867b9c7b.zip gost-engine-39dc6de6a9474e10560ebfb0a9cecc05867b9c7b.tar.gz gost-engine-39dc6de6a9474e10560ebfb0a9cecc05867b9c7b.tar.bz2 |
Implementation of the MGM mode for magma/kuznyechik
first implemented in ossl_patched branch
uses dynamic NIDs
Signed-off-by: Sergei Ianovich <sergei.ianovich@ya.ru>
Diffstat (limited to 'gost_grasshopper_cipher.h')
-rw-r--r-- | gost_grasshopper_cipher.h | 13 |
1 files changed, 13 insertions, 0 deletions
diff --git a/gost_grasshopper_cipher.h b/gost_grasshopper_cipher.h index ecaf1c7..a3a6470 100644 --- a/gost_grasshopper_cipher.h +++ b/gost_grasshopper_cipher.h @@ -6,12 +6,15 @@ #ifndef GOST_GRASSHOPPER_CIPHER_H #define GOST_GRASSHOPPER_CIPHER_H +#define SN_kuznyechik_mgm "kuznyechik-mgm" + #if defined(__cplusplus) extern "C" { #endif #include "gost_grasshopper_defines.h" +#include "gost_lcl.h" #include <openssl/evp.h> // not thread safe @@ -60,6 +63,9 @@ static int gost_grasshopper_cipher_init_ctracpkm(EVP_CIPHER_CTX* ctx, static int gost_grasshopper_cipher_init_ctracpkm_omac(EVP_CIPHER_CTX* ctx, const unsigned char* key, const unsigned char* iv, int enc); +static int gost_grasshopper_cipher_init_mgm(EVP_CIPHER_CTX* ctx, + const unsigned char* key, const unsigned char* iv, int enc); + static int gost_grasshopper_cipher_init(EVP_CIPHER_CTX* ctx, const unsigned char* key, const unsigned char* iv, int enc); @@ -87,14 +93,21 @@ static int gost_grasshopper_cipher_do_ctracpkm(EVP_CIPHER_CTX* ctx, unsigned cha static int gost_grasshopper_cipher_do_ctracpkm_omac(EVP_CIPHER_CTX* ctx, unsigned char* out, const unsigned char* in, size_t inl); +static int gost_grasshopper_cipher_do_mgm(EVP_CIPHER_CTX* ctx, unsigned char* out, + const unsigned char* in, size_t inl); + static int gost_grasshopper_cipher_cleanup(EVP_CIPHER_CTX* ctx); +static int gost_grasshopper_mgm_cleanup(EVP_CIPHER_CTX *c); + static int gost_grasshopper_set_asn1_parameters(EVP_CIPHER_CTX* ctx, ASN1_TYPE* params); static int gost_grasshopper_get_asn1_parameters(EVP_CIPHER_CTX* ctx, ASN1_TYPE* params); static int gost_grasshopper_cipher_ctl(EVP_CIPHER_CTX* ctx, int type, int arg, void* ptr); +static int gost_grasshopper_mgm_ctrl(EVP_CIPHER_CTX *ctx, int type, int arg, void *ptr); + const EVP_CIPHER* cipher_gost_grasshopper_ctracpkm(); #if defined(__cplusplus) |