diff options
Diffstat (limited to 'src/libstrongswan/plugins/sha2/sha2_hasher.c')
| -rw-r--r-- | src/libstrongswan/plugins/sha2/sha2_hasher.c | 62 |
1 files changed, 31 insertions, 31 deletions
diff --git a/src/libstrongswan/plugins/sha2/sha2_hasher.c b/src/libstrongswan/plugins/sha2/sha2_hasher.c index 645f4d786..d407fad1b 100644 --- a/src/libstrongswan/plugins/sha2/sha2_hasher.c +++ b/src/libstrongswan/plugins/sha2/sha2_hasher.c @@ -31,7 +31,7 @@ struct private_sha512_hasher_t { * Public interface for this hasher. */ sha2_hasher_t public; - + unsigned char sha_out[128]; /* results are here, bytes 0..47/0..63 */ u_int64_t sha_H[8]; u_int64_t sha_blocks; @@ -50,7 +50,7 @@ struct private_sha256_hasher_t { * Public interface for this hasher. */ sha2_hasher_t public; - + unsigned char sha_out[64]; /* results are here, bytes 0...31 */ u_int32_t sha_H[8]; u_int64_t sha_blocks; @@ -60,7 +60,7 @@ struct private_sha256_hasher_t { static const u_int32_t sha224_hashInit[8] = { 0xc1059ed8, 0x367cd507, 0x3070dd17, 0xf70e5939, 0xffc00b31, 0x68581511, - 0x64f98fa7, 0xbefa4fa4 + 0x64f98fa7, 0xbefa4fa4 }; static const u_int32_t sha256_hashInit[8] = { @@ -139,7 +139,7 @@ static const u_int64_t sha512_K[80] = { /** * Single block SHA256 transformation */ -static void sha256_transform(private_sha256_hasher_t *ctx, +static void sha256_transform(private_sha256_hasher_t *ctx, const unsigned char *datap) { register int j; @@ -168,7 +168,7 @@ static void sha256_transform(private_sha256_hasher_t *ctx, j = 0; do { - if(j >= 16) + if(j >= 16) { Wm2 = W[j - 2]; Wm15 = W[j - 15]; @@ -198,7 +198,7 @@ static void sha256_transform(private_sha256_hasher_t *ctx, /** * Update SHA256 hash */ -static void sha256_write(private_sha256_hasher_t *ctx, +static void sha256_write(private_sha256_hasher_t *ctx, const unsigned char *datap, int length) { while(length > 0) @@ -243,7 +243,7 @@ static void sha256_final(private_sha256_hasher_t *ctx) { sha256_write(ctx, &padByte, 1); } - + /* write bit length, big endian byte order */ ctx->sha_out[56] = bitLength >> 56; ctx->sha_out[57] = bitLength >> 48; @@ -254,7 +254,7 @@ static void sha256_final(private_sha256_hasher_t *ctx) ctx->sha_out[62] = bitLength >> 8; ctx->sha_out[63] = bitLength; sha256_transform(ctx, &ctx->sha_out[0]); - + /* return results in ctx->sha_out[0...31] */ datap = &ctx->sha_out[0]; j = 0; @@ -283,7 +283,7 @@ static void sha256_final(private_sha256_hasher_t *ctx) /** * Single block SHA384/SHA512 transformation */ -static void sha512_transform(private_sha512_hasher_t *ctx, +static void sha512_transform(private_sha512_hasher_t *ctx, const unsigned char *datap) { register int j; @@ -343,14 +343,14 @@ static void sha512_transform(private_sha512_hasher_t *ctx, /** * Update a SHA384/SHA512 hash */ -static void sha512_write(private_sha512_hasher_t *ctx, +static void sha512_write(private_sha512_hasher_t *ctx, const unsigned char *datap, int length) { - while(length > 0) + while(length > 0) { - if(!ctx->sha_bufCnt) + if(!ctx->sha_bufCnt) { - while(length >= sizeof(ctx->sha_out)) + while(length >= sizeof(ctx->sha_out)) { sha512_transform(ctx, datap); datap += sizeof(ctx->sha_out); @@ -360,7 +360,7 @@ static void sha512_write(private_sha512_hasher_t *ctx, } ctx->sha_out[ctx->sha_bufCnt] = *datap++; length--; - if(++ctx->sha_bufCnt == sizeof(ctx->sha_out)) + if(++ctx->sha_bufCnt == sizeof(ctx->sha_out)) { sha512_transform(ctx, &ctx->sha_out[0]); ctx->sha_bufCnt = 0; @@ -385,7 +385,7 @@ static void sha512_final(private_sha512_hasher_t *ctx) /* pad extra space with zeroes */ padByte = 0; - while(ctx->sha_bufCnt != 112) + while(ctx->sha_bufCnt != 112) { sha512_write(ctx, &padByte, 1); } @@ -408,7 +408,7 @@ static void sha512_final(private_sha512_hasher_t *ctx) ctx->sha_out[126] = bitLength >> 8; ctx->sha_out[127] = bitLength; sha512_transform(ctx, &ctx->sha_out[0]); - + /* return results in ctx->sha_out[0...63] */ datap = &ctx->sha_out[0]; j = 0; @@ -429,7 +429,7 @@ static void sha512_final(private_sha512_hasher_t *ctx) /** * Implementation of hasher_t.get_hash for SHA224. */ -static void get_hash224(private_sha256_hasher_t *this, +static void get_hash224(private_sha256_hasher_t *this, chunk_t chunk, u_int8_t *buffer) { sha256_write(this, chunk.ptr, chunk.len); @@ -444,7 +444,7 @@ static void get_hash224(private_sha256_hasher_t *this, /** * Implementation of hasher_t.get_hash for SHA256. */ -static void get_hash256(private_sha256_hasher_t *this, +static void get_hash256(private_sha256_hasher_t *this, chunk_t chunk, u_int8_t *buffer) { sha256_write(this, chunk.ptr, chunk.len); @@ -489,11 +489,11 @@ static void get_hash512(private_sha512_hasher_t *this, /** * Implementation of hasher_t.allocate_hash for SHA224. */ -static void allocate_hash224(private_sha256_hasher_t *this, +static void allocate_hash224(private_sha256_hasher_t *this, chunk_t chunk, chunk_t *hash) { chunk_t allocated_hash; - + sha256_write(this, chunk.ptr, chunk.len); if (hash != NULL) { @@ -508,11 +508,11 @@ static void allocate_hash224(private_sha256_hasher_t *this, /** * Implementation of hasher_t.allocate_hash for SHA256. */ -static void allocate_hash256(private_sha256_hasher_t *this, +static void allocate_hash256(private_sha256_hasher_t *this, chunk_t chunk, chunk_t *hash) { chunk_t allocated_hash; - + sha256_write(this, chunk.ptr, chunk.len); if (hash != NULL) { @@ -527,11 +527,11 @@ static void allocate_hash256(private_sha256_hasher_t *this, /** * Implementation of hasher_t.allocate_hash for SHA384. */ -static void allocate_hash384(private_sha512_hasher_t *this, +static void allocate_hash384(private_sha512_hasher_t *this, chunk_t chunk, chunk_t *hash) { chunk_t allocated_hash; - + sha512_write(this, chunk.ptr, chunk.len); if (hash != NULL) { @@ -546,11 +546,11 @@ static void allocate_hash384(private_sha512_hasher_t *this, /** * Implementation of hasher_t.allocate_hash for SHA512. */ -static void allocate_hash512(private_sha512_hasher_t *this, +static void allocate_hash512(private_sha512_hasher_t *this, chunk_t chunk, chunk_t *hash) { chunk_t allocated_hash; - + sha512_write(this, chunk.ptr, chunk.len); if (hash != NULL) { @@ -577,7 +577,7 @@ static size_t get_hash_size256(private_sha256_hasher_t *this) { return HASH_SIZE_SHA256; } - + /** * Implementation of hasher_t.get_hash_size for SHA384. */ @@ -585,7 +585,7 @@ static size_t get_hash_size384(private_sha512_hasher_t *this) { return HASH_SIZE_SHA384; } - + /** * Implementation of hasher_t.get_hash_size for SHA512. */ @@ -650,7 +650,7 @@ static void destroy(sha2_hasher_t *this) sha2_hasher_t *sha2_hasher_create(hash_algorithm_t algorithm) { sha2_hasher_t *this; - + switch (algorithm) { case HASH_SHA224: @@ -686,9 +686,9 @@ sha2_hasher_t *sha2_hasher_create(hash_algorithm_t algorithm) return NULL; } this->hasher_interface.destroy = (void(*)(hasher_t*))destroy; - + /* initialize */ this->hasher_interface.reset(&this->hasher_interface); - + return this; } |