[sr-dev] git:master:805b921c: core: crypto add support for SHA-512/256 for RFCs 8760/7616

Module: kamailio Branch: master Commit: 805b921c0d6958db1620b0712450ef7a128cb5ce URL: https://github.com/kamailio/kamailio/commit/805b921c0d6958db1620b0712450ef7… Author: S-P Chan <shihping.chan(a)gmail.com> Committer: Daniel-Constantin Mierla <miconda(a)gmail.com> Date: 2022-07-11T14:42:21+02:00 core: crypto add support for SHA-512/256 for RFCs 8760/7616 --- Modified: src/core/crypto/sha256.c Modified: src/core/crypto/sha256.h --- Diff: https://github.com/kamailio/kamailio/commit/805b921c0d6958db1620b0712450ef7… Patch: https://github.com/kamailio/kamailio/commit/805b921c0d6958db1620b0712450ef7… --- diff --git a/src/core/crypto/sha256.c b/src/core/crypto/sha256.c index d27fd016251..ba5562755d6 100644 --- a/src/core/crypto/sha256.c +++ b/src/core/crypto/sha256.c @@ -301,6 +301,18 @@ const static sha2_word64 sha512_initial_hash_value[8] = { 0x5be0cd19137e2179ULL }; +/* Initial hash value H for SHA-512/256 */ +const static sha2_word64 sha512_256_initial_hash_value[8] = { + 0x22312194FC2BF72CULL, + 0x9F555FA3C84C64C2ULL, + 0x2393B86B6F53B151ULL, + 0x963877195940EABDULL, + 0x96283EE2A88EFFE3ULL, + 0xBE5E1E2553863992ULL, + 0x2B0199FC2C85B8AAULL, + 0x0EB72DDC81C52CA2ULL +}; + /* * Constant used by SHA256/384/512_End() functions for converting the * digest to a readable hexadecimal character string: @@ -636,7 +648,7 @@ char* sr_SHA256_Data(const sha2_byte* data, size_t len, char digest[SHA256_DIGES } -/*** SHA-512: *********************************************************/ +/*** SHA-512 SHA-512/256: *********************************************************/ void sr_SHA512_Init(SHA512_CTX* context) { if (context == (SHA512_CTX*)0) { return; @@ -646,6 +658,15 @@ void sr_SHA512_Init(SHA512_CTX* context) { context->bitcount[0] = context->bitcount[1] = 0; } +void sr_SHA512_256_Init(SHA512_CTX* context) { + if (context == (SHA512_CTX*)0) { + return; + } + MEMCPY_BCOPY(context->state, sha512_256_initial_hash_value, SHA512_DIGEST_LENGTH); + MEMSET_BZERO(context->buffer, SHA512_BLOCK_LENGTH); + context->bitcount[0] = context->bitcount[1] = 0; +} + #ifdef SHA2_UNROLL_TRANSFORM /* Unrolled SHA-512 round macros: */ diff --git a/src/core/crypto/sha256.h b/src/core/crypto/sha256.h index e93bdad855a..5710ed81a96 100644 --- a/src/core/crypto/sha256.h +++ b/src/core/crypto/sha256.h @@ -97,6 +97,7 @@ char* sr_SHA384_End(SHA384_CTX*, char[SHA384_DIGEST_STRING_LENGTH]); char* sr_SHA384_Data(const uint8_t*, size_t, char[SHA384_DIGEST_STRING_LENGTH]); void sr_SHA512_Init(SHA512_CTX*); +void sr_SHA512_256_Init(SHA512_CTX*); void sr_SHA512_Update(SHA512_CTX*, const uint8_t*, size_t); void sr_SHA512_Final(sha2_byte[SHA512_DIGEST_LENGTH], SHA512_CTX*); char* sr_SHA512_End(SHA512_CTX*, char[SHA512_DIGEST_STRING_LENGTH]); @@ -117,6 +118,7 @@ char* sr_SHA384_End(); char* sr_SHA384_Data(); void sr_SHA512_Init(); +void sr_SHA512_256_Init(); void sr_SHA512_Update(); void sr_SHA512_Final(); char* sr_SHA512_End();