From 878367b3acfde1a6dbc666dc69e630757d499610 Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?R=C3=A9mi=20Verschelde?= Date: Tue, 18 Apr 2023 10:38:24 +0200 Subject: mbedtls: Update to upstream version 2.28.3 Rediff patch from PR 1453, lstrlenW is no longer used upstream so that part of the patch was dropped. (cherry picked from commit 1fde2092d0b6e840f026abaf438c4e591138125a) --- thirdparty/mbedtls/library/sha256.c | 432 ++++++++++++++++++------------------ 1 file changed, 219 insertions(+), 213 deletions(-) (limited to 'thirdparty/mbedtls/library/sha256.c') diff --git a/thirdparty/mbedtls/library/sha256.c b/thirdparty/mbedtls/library/sha256.c index 6f1306ee66..f7090396d2 100644 --- a/thirdparty/mbedtls/library/sha256.c +++ b/thirdparty/mbedtls/library/sha256.c @@ -35,31 +35,32 @@ #include "mbedtls/platform.h" #define SHA256_VALIDATE_RET(cond) \ - MBEDTLS_INTERNAL_VALIDATE_RET( cond, MBEDTLS_ERR_SHA256_BAD_INPUT_DATA ) -#define SHA256_VALIDATE(cond) MBEDTLS_INTERNAL_VALIDATE( cond ) + MBEDTLS_INTERNAL_VALIDATE_RET(cond, MBEDTLS_ERR_SHA256_BAD_INPUT_DATA) +#define SHA256_VALIDATE(cond) MBEDTLS_INTERNAL_VALIDATE(cond) #if !defined(MBEDTLS_SHA256_ALT) -void mbedtls_sha256_init( mbedtls_sha256_context *ctx ) +void mbedtls_sha256_init(mbedtls_sha256_context *ctx) { - SHA256_VALIDATE( ctx != NULL ); + SHA256_VALIDATE(ctx != NULL); - memset( ctx, 0, sizeof( mbedtls_sha256_context ) ); + memset(ctx, 0, sizeof(mbedtls_sha256_context)); } -void mbedtls_sha256_free( mbedtls_sha256_context *ctx ) +void mbedtls_sha256_free(mbedtls_sha256_context *ctx) { - if( ctx == NULL ) + if (ctx == NULL) { return; + } - mbedtls_platform_zeroize( ctx, sizeof( mbedtls_sha256_context ) ); + mbedtls_platform_zeroize(ctx, sizeof(mbedtls_sha256_context)); } -void mbedtls_sha256_clone( mbedtls_sha256_context *dst, - const mbedtls_sha256_context *src ) +void mbedtls_sha256_clone(mbedtls_sha256_context *dst, + const mbedtls_sha256_context *src) { - SHA256_VALIDATE( dst != NULL ); - SHA256_VALIDATE( src != NULL ); + SHA256_VALIDATE(dst != NULL); + SHA256_VALIDATE(src != NULL); *dst = *src; } @@ -67,16 +68,15 @@ void mbedtls_sha256_clone( mbedtls_sha256_context *dst, /* * SHA-256 context setup */ -int mbedtls_sha256_starts_ret( mbedtls_sha256_context *ctx, int is224 ) +int mbedtls_sha256_starts_ret(mbedtls_sha256_context *ctx, int is224) { - SHA256_VALIDATE_RET( ctx != NULL ); - SHA256_VALIDATE_RET( is224 == 0 || is224 == 1 ); + SHA256_VALIDATE_RET(ctx != NULL); + SHA256_VALIDATE_RET(is224 == 0 || is224 == 1); ctx->total[0] = 0; ctx->total[1] = 0; - if( is224 == 0 ) - { + if (is224 == 0) { /* SHA-256 */ ctx->state[0] = 0x6A09E667; ctx->state[1] = 0xBB67AE85; @@ -86,9 +86,7 @@ int mbedtls_sha256_starts_ret( mbedtls_sha256_context *ctx, int is224 ) ctx->state[5] = 0x9B05688C; ctx->state[6] = 0x1F83D9AB; ctx->state[7] = 0x5BE0CD19; - } - else - { + } else { /* SHA-224 */ ctx->state[0] = 0xC1059ED8; ctx->state[1] = 0x367CD507; @@ -102,14 +100,14 @@ int mbedtls_sha256_starts_ret( mbedtls_sha256_context *ctx, int is224 ) ctx->is224 = is224; - return( 0 ); + return 0; } #if !defined(MBEDTLS_DEPRECATED_REMOVED) -void mbedtls_sha256_starts( mbedtls_sha256_context *ctx, - int is224 ) +void mbedtls_sha256_starts(mbedtls_sha256_context *ctx, + int is224) { - mbedtls_sha256_starts_ret( ctx, is224 ); + mbedtls_sha256_starts_ret(ctx, is224); } #endif @@ -134,17 +132,17 @@ static const uint32_t K[] = 0x90BEFFFA, 0xA4506CEB, 0xBEF9A3F7, 0xC67178F2, }; -#define SHR(x,n) (((x) & 0xFFFFFFFF) >> (n)) -#define ROTR(x,n) (SHR(x,n) | ((x) << (32 - (n)))) +#define SHR(x, n) (((x) & 0xFFFFFFFF) >> (n)) +#define ROTR(x, n) (SHR(x, n) | ((x) << (32 - (n)))) -#define S0(x) (ROTR(x, 7) ^ ROTR(x,18) ^ SHR(x, 3)) -#define S1(x) (ROTR(x,17) ^ ROTR(x,19) ^ SHR(x,10)) +#define S0(x) (ROTR(x, 7) ^ ROTR(x, 18) ^ SHR(x, 3)) +#define S1(x) (ROTR(x, 17) ^ ROTR(x, 19) ^ SHR(x, 10)) -#define S2(x) (ROTR(x, 2) ^ ROTR(x,13) ^ ROTR(x,22)) -#define S3(x) (ROTR(x, 6) ^ ROTR(x,11) ^ ROTR(x,25)) +#define S2(x) (ROTR(x, 2) ^ ROTR(x, 13) ^ ROTR(x, 22)) +#define S3(x) (ROTR(x, 6) ^ ROTR(x, 11) ^ ROTR(x, 25)) -#define F0(x,y,z) (((x) & (y)) | ((z) & ((x) | (y)))) -#define F1(x,y,z) ((z) ^ ((x) & ((y) ^ (z)))) +#define F0(x, y, z) (((x) & (y)) | ((z) & ((x) | (y)))) +#define F1(x, y, z) ((z) ^ ((x) & ((y) ^ (z)))) #define R(t) \ ( \ @@ -152,41 +150,41 @@ static const uint32_t K[] = S0(local.W[(t) - 15]) + local.W[(t) - 16] \ ) -#define P(a,b,c,d,e,f,g,h,x,K) \ +#define P(a, b, c, d, e, f, g, h, x, K) \ do \ { \ - local.temp1 = (h) + S3(e) + F1((e),(f),(g)) + (K) + (x); \ - local.temp2 = S2(a) + F0((a),(b),(c)); \ + local.temp1 = (h) + S3(e) + F1((e), (f), (g)) + (K) + (x); \ + local.temp2 = S2(a) + F0((a), (b), (c)); \ (d) += local.temp1; (h) = local.temp1 + local.temp2; \ - } while( 0 ) + } while (0) -int mbedtls_internal_sha256_process( mbedtls_sha256_context *ctx, - const unsigned char data[64] ) +int mbedtls_internal_sha256_process(mbedtls_sha256_context *ctx, + const unsigned char data[64]) { - struct - { + struct { uint32_t temp1, temp2, W[64]; uint32_t A[8]; } local; unsigned int i; - SHA256_VALIDATE_RET( ctx != NULL ); - SHA256_VALIDATE_RET( (const unsigned char *)data != NULL ); + SHA256_VALIDATE_RET(ctx != NULL); + SHA256_VALIDATE_RET((const unsigned char *) data != NULL); - for( i = 0; i < 8; i++ ) + for (i = 0; i < 8; i++) { local.A[i] = ctx->state[i]; + } #if defined(MBEDTLS_SHA256_SMALLER) - for( i = 0; i < 64; i++ ) - { - if( i < 16 ) - local.W[i] = MBEDTLS_GET_UINT32_BE( data, 4 * i ); - else - R( i ); + for (i = 0; i < 64; i++) { + if (i < 16) { + local.W[i] = MBEDTLS_GET_UINT32_BE(data, 4 * i); + } else { + R(i); + } - P( local.A[0], local.A[1], local.A[2], local.A[3], local.A[4], - local.A[5], local.A[6], local.A[7], local.W[i], K[i] ); + P(local.A[0], local.A[1], local.A[2], local.A[3], local.A[4], + local.A[5], local.A[6], local.A[7], local.W[i], K[i]); local.temp1 = local.A[7]; local.A[7] = local.A[6]; local.A[6] = local.A[5]; local.A[5] = local.A[4]; @@ -195,64 +193,64 @@ int mbedtls_internal_sha256_process( mbedtls_sha256_context *ctx, local.A[0] = local.temp1; } #else /* MBEDTLS_SHA256_SMALLER */ - for( i = 0; i < 16; i++ ) - local.W[i] = MBEDTLS_GET_UINT32_BE( data, 4 * i ); - - for( i = 0; i < 16; i += 8 ) - { - P( local.A[0], local.A[1], local.A[2], local.A[3], local.A[4], - local.A[5], local.A[6], local.A[7], local.W[i+0], K[i+0] ); - P( local.A[7], local.A[0], local.A[1], local.A[2], local.A[3], - local.A[4], local.A[5], local.A[6], local.W[i+1], K[i+1] ); - P( local.A[6], local.A[7], local.A[0], local.A[1], local.A[2], - local.A[3], local.A[4], local.A[5], local.W[i+2], K[i+2] ); - P( local.A[5], local.A[6], local.A[7], local.A[0], local.A[1], - local.A[2], local.A[3], local.A[4], local.W[i+3], K[i+3] ); - P( local.A[4], local.A[5], local.A[6], local.A[7], local.A[0], - local.A[1], local.A[2], local.A[3], local.W[i+4], K[i+4] ); - P( local.A[3], local.A[4], local.A[5], local.A[6], local.A[7], - local.A[0], local.A[1], local.A[2], local.W[i+5], K[i+5] ); - P( local.A[2], local.A[3], local.A[4], local.A[5], local.A[6], - local.A[7], local.A[0], local.A[1], local.W[i+6], K[i+6] ); - P( local.A[1], local.A[2], local.A[3], local.A[4], local.A[5], - local.A[6], local.A[7], local.A[0], local.W[i+7], K[i+7] ); + for (i = 0; i < 16; i++) { + local.W[i] = MBEDTLS_GET_UINT32_BE(data, 4 * i); } - for( i = 16; i < 64; i += 8 ) - { - P( local.A[0], local.A[1], local.A[2], local.A[3], local.A[4], - local.A[5], local.A[6], local.A[7], R(i+0), K[i+0] ); - P( local.A[7], local.A[0], local.A[1], local.A[2], local.A[3], - local.A[4], local.A[5], local.A[6], R(i+1), K[i+1] ); - P( local.A[6], local.A[7], local.A[0], local.A[1], local.A[2], - local.A[3], local.A[4], local.A[5], R(i+2), K[i+2] ); - P( local.A[5], local.A[6], local.A[7], local.A[0], local.A[1], - local.A[2], local.A[3], local.A[4], R(i+3), K[i+3] ); - P( local.A[4], local.A[5], local.A[6], local.A[7], local.A[0], - local.A[1], local.A[2], local.A[3], R(i+4), K[i+4] ); - P( local.A[3], local.A[4], local.A[5], local.A[6], local.A[7], - local.A[0], local.A[1], local.A[2], R(i+5), K[i+5] ); - P( local.A[2], local.A[3], local.A[4], local.A[5], local.A[6], - local.A[7], local.A[0], local.A[1], R(i+6), K[i+6] ); - P( local.A[1], local.A[2], local.A[3], local.A[4], local.A[5], - local.A[6], local.A[7], local.A[0], R(i+7), K[i+7] ); + for (i = 0; i < 16; i += 8) { + P(local.A[0], local.A[1], local.A[2], local.A[3], local.A[4], + local.A[5], local.A[6], local.A[7], local.W[i+0], K[i+0]); + P(local.A[7], local.A[0], local.A[1], local.A[2], local.A[3], + local.A[4], local.A[5], local.A[6], local.W[i+1], K[i+1]); + P(local.A[6], local.A[7], local.A[0], local.A[1], local.A[2], + local.A[3], local.A[4], local.A[5], local.W[i+2], K[i+2]); + P(local.A[5], local.A[6], local.A[7], local.A[0], local.A[1], + local.A[2], local.A[3], local.A[4], local.W[i+3], K[i+3]); + P(local.A[4], local.A[5], local.A[6], local.A[7], local.A[0], + local.A[1], local.A[2], local.A[3], local.W[i+4], K[i+4]); + P(local.A[3], local.A[4], local.A[5], local.A[6], local.A[7], + local.A[0], local.A[1], local.A[2], local.W[i+5], K[i+5]); + P(local.A[2], local.A[3], local.A[4], local.A[5], local.A[6], + local.A[7], local.A[0], local.A[1], local.W[i+6], K[i+6]); + P(local.A[1], local.A[2], local.A[3], local.A[4], local.A[5], + local.A[6], local.A[7], local.A[0], local.W[i+7], K[i+7]); + } + + for (i = 16; i < 64; i += 8) { + P(local.A[0], local.A[1], local.A[2], local.A[3], local.A[4], + local.A[5], local.A[6], local.A[7], R(i+0), K[i+0]); + P(local.A[7], local.A[0], local.A[1], local.A[2], local.A[3], + local.A[4], local.A[5], local.A[6], R(i+1), K[i+1]); + P(local.A[6], local.A[7], local.A[0], local.A[1], local.A[2], + local.A[3], local.A[4], local.A[5], R(i+2), K[i+2]); + P(local.A[5], local.A[6], local.A[7], local.A[0], local.A[1], + local.A[2], local.A[3], local.A[4], R(i+3), K[i+3]); + P(local.A[4], local.A[5], local.A[6], local.A[7], local.A[0], + local.A[1], local.A[2], local.A[3], R(i+4), K[i+4]); + P(local.A[3], local.A[4], local.A[5], local.A[6], local.A[7], + local.A[0], local.A[1], local.A[2], R(i+5), K[i+5]); + P(local.A[2], local.A[3], local.A[4], local.A[5], local.A[6], + local.A[7], local.A[0], local.A[1], R(i+6), K[i+6]); + P(local.A[1], local.A[2], local.A[3], local.A[4], local.A[5], + local.A[6], local.A[7], local.A[0], R(i+7), K[i+7]); } #endif /* MBEDTLS_SHA256_SMALLER */ - for( i = 0; i < 8; i++ ) + for (i = 0; i < 8; i++) { ctx->state[i] += local.A[i]; + } /* Zeroise buffers and variables to clear sensitive data from memory. */ - mbedtls_platform_zeroize( &local, sizeof( local ) ); + mbedtls_platform_zeroize(&local, sizeof(local)); - return( 0 ); + return 0; } #if !defined(MBEDTLS_DEPRECATED_REMOVED) -void mbedtls_sha256_process( mbedtls_sha256_context *ctx, - const unsigned char data[64] ) +void mbedtls_sha256_process(mbedtls_sha256_context *ctx, + const unsigned char data[64]) { - mbedtls_internal_sha256_process( ctx, data ); + mbedtls_internal_sha256_process(ctx, data); } #endif #endif /* !MBEDTLS_SHA256_PROCESS_ALT */ @@ -260,19 +258,20 @@ void mbedtls_sha256_process( mbedtls_sha256_context *ctx, /* * SHA-256 process buffer */ -int mbedtls_sha256_update_ret( mbedtls_sha256_context *ctx, - const unsigned char *input, - size_t ilen ) +int mbedtls_sha256_update_ret(mbedtls_sha256_context *ctx, + const unsigned char *input, + size_t ilen) { int ret = MBEDTLS_ERR_ERROR_CORRUPTION_DETECTED; size_t fill; uint32_t left; - SHA256_VALIDATE_RET( ctx != NULL ); - SHA256_VALIDATE_RET( ilen == 0 || input != NULL ); + SHA256_VALIDATE_RET(ctx != NULL); + SHA256_VALIDATE_RET(ilen == 0 || input != NULL); - if( ilen == 0 ) - return( 0 ); + if (ilen == 0) { + return 0; + } left = ctx->total[0] & 0x3F; fill = 64 - left; @@ -280,57 +279,59 @@ int mbedtls_sha256_update_ret( mbedtls_sha256_context *ctx, ctx->total[0] += (uint32_t) ilen; ctx->total[0] &= 0xFFFFFFFF; - if( ctx->total[0] < (uint32_t) ilen ) + if (ctx->total[0] < (uint32_t) ilen) { ctx->total[1]++; + } - if( left && ilen >= fill ) - { - memcpy( (void *) (ctx->buffer + left), input, fill ); + if (left && ilen >= fill) { + memcpy((void *) (ctx->buffer + left), input, fill); - if( ( ret = mbedtls_internal_sha256_process( ctx, ctx->buffer ) ) != 0 ) - return( ret ); + if ((ret = mbedtls_internal_sha256_process(ctx, ctx->buffer)) != 0) { + return ret; + } input += fill; ilen -= fill; left = 0; } - while( ilen >= 64 ) - { - if( ( ret = mbedtls_internal_sha256_process( ctx, input ) ) != 0 ) - return( ret ); + while (ilen >= 64) { + if ((ret = mbedtls_internal_sha256_process(ctx, input)) != 0) { + return ret; + } input += 64; ilen -= 64; } - if( ilen > 0 ) - memcpy( (void *) (ctx->buffer + left), input, ilen ); + if (ilen > 0) { + memcpy((void *) (ctx->buffer + left), input, ilen); + } - return( 0 ); + return 0; } #if !defined(MBEDTLS_DEPRECATED_REMOVED) -void mbedtls_sha256_update( mbedtls_sha256_context *ctx, - const unsigned char *input, - size_t ilen ) +void mbedtls_sha256_update(mbedtls_sha256_context *ctx, + const unsigned char *input, + size_t ilen) { - mbedtls_sha256_update_ret( ctx, input, ilen ); + mbedtls_sha256_update_ret(ctx, input, ilen); } #endif /* * SHA-256 final digest */ -int mbedtls_sha256_finish_ret( mbedtls_sha256_context *ctx, - unsigned char output[32] ) +int mbedtls_sha256_finish_ret(mbedtls_sha256_context *ctx, + unsigned char output[32]) { int ret = MBEDTLS_ERR_ERROR_CORRUPTION_DETECTED; uint32_t used; uint32_t high, low; - SHA256_VALIDATE_RET( ctx != NULL ); - SHA256_VALIDATE_RET( (unsigned char *)output != NULL ); + SHA256_VALIDATE_RET(ctx != NULL); + SHA256_VALIDATE_RET((unsigned char *) output != NULL); /* * Add padding: 0x80 then 0x00 until 8 bytes remain for the length @@ -339,57 +340,57 @@ int mbedtls_sha256_finish_ret( mbedtls_sha256_context *ctx, ctx->buffer[used++] = 0x80; - if( used <= 56 ) - { + if (used <= 56) { /* Enough room for padding + length in current block */ - memset( ctx->buffer + used, 0, 56 - used ); - } - else - { + memset(ctx->buffer + used, 0, 56 - used); + } else { /* We'll need an extra block */ - memset( ctx->buffer + used, 0, 64 - used ); + memset(ctx->buffer + used, 0, 64 - used); - if( ( ret = mbedtls_internal_sha256_process( ctx, ctx->buffer ) ) != 0 ) - return( ret ); + if ((ret = mbedtls_internal_sha256_process(ctx, ctx->buffer)) != 0) { + return ret; + } - memset( ctx->buffer, 0, 56 ); + memset(ctx->buffer, 0, 56); } /* * Add message length */ - high = ( ctx->total[0] >> 29 ) - | ( ctx->total[1] << 3 ); - low = ( ctx->total[0] << 3 ); + high = (ctx->total[0] >> 29) + | (ctx->total[1] << 3); + low = (ctx->total[0] << 3); - MBEDTLS_PUT_UINT32_BE( high, ctx->buffer, 56 ); - MBEDTLS_PUT_UINT32_BE( low, ctx->buffer, 60 ); + MBEDTLS_PUT_UINT32_BE(high, ctx->buffer, 56); + MBEDTLS_PUT_UINT32_BE(low, ctx->buffer, 60); - if( ( ret = mbedtls_internal_sha256_process( ctx, ctx->buffer ) ) != 0 ) - return( ret ); + if ((ret = mbedtls_internal_sha256_process(ctx, ctx->buffer)) != 0) { + return ret; + } /* * Output final state */ - MBEDTLS_PUT_UINT32_BE( ctx->state[0], output, 0 ); - MBEDTLS_PUT_UINT32_BE( ctx->state[1], output, 4 ); - MBEDTLS_PUT_UINT32_BE( ctx->state[2], output, 8 ); - MBEDTLS_PUT_UINT32_BE( ctx->state[3], output, 12 ); - MBEDTLS_PUT_UINT32_BE( ctx->state[4], output, 16 ); - MBEDTLS_PUT_UINT32_BE( ctx->state[5], output, 20 ); - MBEDTLS_PUT_UINT32_BE( ctx->state[6], output, 24 ); - - if( ctx->is224 == 0 ) - MBEDTLS_PUT_UINT32_BE( ctx->state[7], output, 28 ); - - return( 0 ); + MBEDTLS_PUT_UINT32_BE(ctx->state[0], output, 0); + MBEDTLS_PUT_UINT32_BE(ctx->state[1], output, 4); + MBEDTLS_PUT_UINT32_BE(ctx->state[2], output, 8); + MBEDTLS_PUT_UINT32_BE(ctx->state[3], output, 12); + MBEDTLS_PUT_UINT32_BE(ctx->state[4], output, 16); + MBEDTLS_PUT_UINT32_BE(ctx->state[5], output, 20); + MBEDTLS_PUT_UINT32_BE(ctx->state[6], output, 24); + + if (ctx->is224 == 0) { + MBEDTLS_PUT_UINT32_BE(ctx->state[7], output, 28); + } + + return 0; } #if !defined(MBEDTLS_DEPRECATED_REMOVED) -void mbedtls_sha256_finish( mbedtls_sha256_context *ctx, - unsigned char output[32] ) +void mbedtls_sha256_finish(mbedtls_sha256_context *ctx, + unsigned char output[32]) { - mbedtls_sha256_finish_ret( ctx, output ); + mbedtls_sha256_finish_ret(ctx, output); } #endif @@ -398,42 +399,45 @@ void mbedtls_sha256_finish( mbedtls_sha256_context *ctx, /* * output = SHA-256( input buffer ) */ -int mbedtls_sha256_ret( const unsigned char *input, - size_t ilen, - unsigned char output[32], - int is224 ) +int mbedtls_sha256_ret(const unsigned char *input, + size_t ilen, + unsigned char output[32], + int is224) { int ret = MBEDTLS_ERR_ERROR_CORRUPTION_DETECTED; mbedtls_sha256_context ctx; - SHA256_VALIDATE_RET( is224 == 0 || is224 == 1 ); - SHA256_VALIDATE_RET( ilen == 0 || input != NULL ); - SHA256_VALIDATE_RET( (unsigned char *)output != NULL ); + SHA256_VALIDATE_RET(is224 == 0 || is224 == 1); + SHA256_VALIDATE_RET(ilen == 0 || input != NULL); + SHA256_VALIDATE_RET((unsigned char *) output != NULL); - mbedtls_sha256_init( &ctx ); + mbedtls_sha256_init(&ctx); - if( ( ret = mbedtls_sha256_starts_ret( &ctx, is224 ) ) != 0 ) + if ((ret = mbedtls_sha256_starts_ret(&ctx, is224)) != 0) { goto exit; + } - if( ( ret = mbedtls_sha256_update_ret( &ctx, input, ilen ) ) != 0 ) + if ((ret = mbedtls_sha256_update_ret(&ctx, input, ilen)) != 0) { goto exit; + } - if( ( ret = mbedtls_sha256_finish_ret( &ctx, output ) ) != 0 ) + if ((ret = mbedtls_sha256_finish_ret(&ctx, output)) != 0) { goto exit; + } exit: - mbedtls_sha256_free( &ctx ); + mbedtls_sha256_free(&ctx); - return( ret ); + return ret; } #if !defined(MBEDTLS_DEPRECATED_REMOVED) -void mbedtls_sha256( const unsigned char *input, - size_t ilen, - unsigned char output[32], - int is224 ) +void mbedtls_sha256(const unsigned char *input, + size_t ilen, + unsigned char output[32], + int is224) { - mbedtls_sha256_ret( input, ilen, output, is224 ); + mbedtls_sha256_ret(input, ilen, output, is224); } #endif @@ -491,83 +495,85 @@ static const unsigned char sha256_test_sum[6][32] = /* * Checkup routine */ -int mbedtls_sha256_self_test( int verbose ) +int mbedtls_sha256_self_test(int verbose) { int i, j, k, buflen, ret = 0; unsigned char *buf; unsigned char sha256sum[32]; mbedtls_sha256_context ctx; - buf = mbedtls_calloc( 1024, sizeof(unsigned char) ); - if( NULL == buf ) - { - if( verbose != 0 ) - mbedtls_printf( "Buffer allocation failed\n" ); + buf = mbedtls_calloc(1024, sizeof(unsigned char)); + if (NULL == buf) { + if (verbose != 0) { + mbedtls_printf("Buffer allocation failed\n"); + } - return( 1 ); + return 1; } - mbedtls_sha256_init( &ctx ); + mbedtls_sha256_init(&ctx); - for( i = 0; i < 6; i++ ) - { + for (i = 0; i < 6; i++) { j = i % 3; k = i < 3; - if( verbose != 0 ) - mbedtls_printf( " SHA-%d test #%d: ", 256 - k * 32, j + 1 ); + if (verbose != 0) { + mbedtls_printf(" SHA-%d test #%d: ", 256 - k * 32, j + 1); + } - if( ( ret = mbedtls_sha256_starts_ret( &ctx, k ) ) != 0 ) + if ((ret = mbedtls_sha256_starts_ret(&ctx, k)) != 0) { goto fail; + } - if( j == 2 ) - { - memset( buf, 'a', buflen = 1000 ); + if (j == 2) { + memset(buf, 'a', buflen = 1000); - for( j = 0; j < 1000; j++ ) - { - ret = mbedtls_sha256_update_ret( &ctx, buf, buflen ); - if( ret != 0 ) + for (j = 0; j < 1000; j++) { + ret = mbedtls_sha256_update_ret(&ctx, buf, buflen); + if (ret != 0) { goto fail; + } } - } - else - { - ret = mbedtls_sha256_update_ret( &ctx, sha256_test_buf[j], - sha256_test_buflen[j] ); - if( ret != 0 ) - goto fail; + } else { + ret = mbedtls_sha256_update_ret(&ctx, sha256_test_buf[j], + sha256_test_buflen[j]); + if (ret != 0) { + goto fail; + } } - if( ( ret = mbedtls_sha256_finish_ret( &ctx, sha256sum ) ) != 0 ) + if ((ret = mbedtls_sha256_finish_ret(&ctx, sha256sum)) != 0) { goto fail; + } - if( memcmp( sha256sum, sha256_test_sum[i], 32 - k * 4 ) != 0 ) - { + if (memcmp(sha256sum, sha256_test_sum[i], 32 - k * 4) != 0) { ret = 1; goto fail; } - if( verbose != 0 ) - mbedtls_printf( "passed\n" ); + if (verbose != 0) { + mbedtls_printf("passed\n"); + } } - if( verbose != 0 ) - mbedtls_printf( "\n" ); + if (verbose != 0) { + mbedtls_printf("\n"); + } goto exit; fail: - if( verbose != 0 ) - mbedtls_printf( "failed\n" ); + if (verbose != 0) { + mbedtls_printf("failed\n"); + } exit: - mbedtls_sha256_free( &ctx ); - mbedtls_free( buf ); + mbedtls_sha256_free(&ctx); + mbedtls_free(buf); - return( ret ); + return ret; } #endif /* MBEDTLS_SELF_TEST */ -- cgit v1.2.3