diff options
Diffstat (limited to 'engines/ccgost/gost_keywrap.h')
| -rw-r--r-- | engines/ccgost/gost_keywrap.h | 53 |
1 files changed, 26 insertions, 27 deletions
diff --git a/engines/ccgost/gost_keywrap.h b/engines/ccgost/gost_keywrap.h index 80c7927adb..7def4c9fe8 100644 --- a/engines/ccgost/gost_keywrap.h +++ b/engines/ccgost/gost_keywrap.h @@ -8,50 +8,49 @@ * Doesn't need OpenSSL * **********************************************************************/ #ifndef GOST_KEYWRAP_H -#define GOST_KEYWRAP_H -#include <string.h> -#include "gost89.h" +# define GOST_KEYWRAP_H +# include <string.h> +# include "gost89.h" /*- * Diversifies key using random UserKey Material - * Implements RFC 4357 p 6.5 key diversification algorithm - * + * Implements RFC 4357 p 6.5 key diversification algorithm + * * inputKey - 32byte key to be diversified * ukm - 8byte user key material - * outputKey - 32byte buffer to store diversified key + * outputKey - 32byte buffer to store diversified key * */ -void keyDiversifyCryptoPro(gost_ctx *ctx, - const unsigned char *inputKey, - const unsigned char *ukm, - unsigned char *outputKey); +void keyDiversifyCryptoPro(gost_ctx * ctx, + const unsigned char *inputKey, + const unsigned char *ukm, + unsigned char *outputKey); /*- * Wraps key using RFC 4357 6.3 - * ctx - gost encryption context, initialized with some S-boxes + * ctx - gost encryption context, initialized with some S-boxes * keyExchangeKey (KEK) 32-byte (256-bit) shared key - * ukm - 8 byte (64 bit) user key material, + * ukm - 8 byte (64 bit) user key material, * sessionKey - 32-byte (256-bit) key to be wrapped * wrappedKey - 44-byte buffer to store wrapped key - */ + */ -int keyWrapCryptoPro(gost_ctx *ctx, - const unsigned char *keyExchangeKey, - const unsigned char *ukm, - const unsigned char *sessionKey, - unsigned char *wrappedKey) ; +int keyWrapCryptoPro(gost_ctx * ctx, + const unsigned char *keyExchangeKey, + const unsigned char *ukm, + const unsigned char *sessionKey, + unsigned char *wrappedKey); /*- * Unwraps key using RFC 4357 6.4 - * ctx - gost encryption context, initialized with some S-boxes + * ctx - gost encryption context, initialized with some S-boxes * keyExchangeKey 32-byte shared key * wrappedKey 44 byte key to be unwrapped (concatenation of 8-byte UKM, - * 32 byte encrypted key and 4 byte MAC - * + * 32 byte encrypted key and 4 byte MAC + * * sessionKEy - 32byte buffer to store sessionKey in * Returns 1 if key is decrypted successfully, and 0 if MAC doesn't match - */ - + */ -int keyUnwrapCryptoPro(gost_ctx *ctx, - const unsigned char *keyExchangeKey, - const unsigned char *wrappedKey, - unsigned char *sessionKey) ; +int keyUnwrapCryptoPro(gost_ctx * ctx, + const unsigned char *keyExchangeKey, + const unsigned char *wrappedKey, + unsigned char *sessionKey); #endif |