diff options
Diffstat (limited to 'thirdparty/mbedtls/library/md4.c')
-rw-r--r-- | thirdparty/mbedtls/library/md4.c | 371 |
1 files changed, 190 insertions, 181 deletions
diff --git a/thirdparty/mbedtls/library/md4.c b/thirdparty/mbedtls/library/md4.c index a412213480..163afb1ddb 100644 --- a/thirdparty/mbedtls/library/md4.c +++ b/thirdparty/mbedtls/library/md4.c @@ -37,21 +37,22 @@ #if !defined(MBEDTLS_MD4_ALT) -void mbedtls_md4_init( mbedtls_md4_context *ctx ) +void mbedtls_md4_init(mbedtls_md4_context *ctx) { - memset( ctx, 0, sizeof( mbedtls_md4_context ) ); + memset(ctx, 0, sizeof(mbedtls_md4_context)); } -void mbedtls_md4_free( mbedtls_md4_context *ctx ) +void mbedtls_md4_free(mbedtls_md4_context *ctx) { - if( ctx == NULL ) + if (ctx == NULL) { return; + } - mbedtls_platform_zeroize( ctx, sizeof( mbedtls_md4_context ) ); + mbedtls_platform_zeroize(ctx, sizeof(mbedtls_md4_context)); } -void mbedtls_md4_clone( mbedtls_md4_context *dst, - const mbedtls_md4_context *src ) +void mbedtls_md4_clone(mbedtls_md4_context *dst, + const mbedtls_md4_context *src) { *dst = *src; } @@ -59,7 +60,7 @@ void mbedtls_md4_clone( mbedtls_md4_context *dst, /* * MD4 context setup */ -int mbedtls_md4_starts_ret( mbedtls_md4_context *ctx ) +int mbedtls_md4_starts_ret(mbedtls_md4_context *ctx) { ctx->total[0] = 0; ctx->total[1] = 0; @@ -69,43 +70,42 @@ int mbedtls_md4_starts_ret( mbedtls_md4_context *ctx ) ctx->state[2] = 0x98BADCFE; ctx->state[3] = 0x10325476; - return( 0 ); + return 0; } #if !defined(MBEDTLS_DEPRECATED_REMOVED) -void mbedtls_md4_starts( mbedtls_md4_context *ctx ) +void mbedtls_md4_starts(mbedtls_md4_context *ctx) { - mbedtls_md4_starts_ret( ctx ); + mbedtls_md4_starts_ret(ctx); } #endif #if !defined(MBEDTLS_MD4_PROCESS_ALT) -int mbedtls_internal_md4_process( mbedtls_md4_context *ctx, - const unsigned char data[64] ) +int mbedtls_internal_md4_process(mbedtls_md4_context *ctx, + const unsigned char data[64]) { - struct - { + struct { uint32_t X[16], A, B, C, D; } local; - local.X[ 0] = MBEDTLS_GET_UINT32_LE( data, 0 ); - local.X[ 1] = MBEDTLS_GET_UINT32_LE( data, 4 ); - local.X[ 2] = MBEDTLS_GET_UINT32_LE( data, 8 ); - local.X[ 3] = MBEDTLS_GET_UINT32_LE( data, 12 ); - local.X[ 4] = MBEDTLS_GET_UINT32_LE( data, 16 ); - local.X[ 5] = MBEDTLS_GET_UINT32_LE( data, 20 ); - local.X[ 6] = MBEDTLS_GET_UINT32_LE( data, 24 ); - local.X[ 7] = MBEDTLS_GET_UINT32_LE( data, 28 ); - local.X[ 8] = MBEDTLS_GET_UINT32_LE( data, 32 ); - local.X[ 9] = MBEDTLS_GET_UINT32_LE( data, 36 ); - local.X[10] = MBEDTLS_GET_UINT32_LE( data, 40 ); - local.X[11] = MBEDTLS_GET_UINT32_LE( data, 44 ); - local.X[12] = MBEDTLS_GET_UINT32_LE( data, 48 ); - local.X[13] = MBEDTLS_GET_UINT32_LE( data, 52 ); - local.X[14] = MBEDTLS_GET_UINT32_LE( data, 56 ); - local.X[15] = MBEDTLS_GET_UINT32_LE( data, 60 ); - -#define S(x,n) (((x) << (n)) | (((x) & 0xFFFFFFFF) >> (32 - (n)))) + local.X[0] = MBEDTLS_GET_UINT32_LE(data, 0); + local.X[1] = MBEDTLS_GET_UINT32_LE(data, 4); + local.X[2] = MBEDTLS_GET_UINT32_LE(data, 8); + local.X[3] = MBEDTLS_GET_UINT32_LE(data, 12); + local.X[4] = MBEDTLS_GET_UINT32_LE(data, 16); + local.X[5] = MBEDTLS_GET_UINT32_LE(data, 20); + local.X[6] = MBEDTLS_GET_UINT32_LE(data, 24); + local.X[7] = MBEDTLS_GET_UINT32_LE(data, 28); + local.X[8] = MBEDTLS_GET_UINT32_LE(data, 32); + local.X[9] = MBEDTLS_GET_UINT32_LE(data, 36); + local.X[10] = MBEDTLS_GET_UINT32_LE(data, 40); + local.X[11] = MBEDTLS_GET_UINT32_LE(data, 44); + local.X[12] = MBEDTLS_GET_UINT32_LE(data, 48); + local.X[13] = MBEDTLS_GET_UINT32_LE(data, 52); + local.X[14] = MBEDTLS_GET_UINT32_LE(data, 56); + local.X[15] = MBEDTLS_GET_UINT32_LE(data, 60); + +#define S(x, n) (((x) << (n)) | (((x) & 0xFFFFFFFF) >> (32 - (n)))) local.A = ctx->state[0]; local.B = ctx->state[1]; @@ -113,86 +113,86 @@ int mbedtls_internal_md4_process( mbedtls_md4_context *ctx, local.D = ctx->state[3]; #define F(x, y, z) (((x) & (y)) | ((~(x)) & (z))) -#define P(a,b,c,d,x,s) \ +#define P(a, b, c, d, x, s) \ do \ { \ - (a) += F((b),(c),(d)) + (x); \ - (a) = S((a),(s)); \ - } while( 0 ) - - - P( local.A, local.B, local.C, local.D, local.X[ 0], 3 ); - P( local.D, local.A, local.B, local.C, local.X[ 1], 7 ); - P( local.C, local.D, local.A, local.B, local.X[ 2], 11 ); - P( local.B, local.C, local.D, local.A, local.X[ 3], 19 ); - P( local.A, local.B, local.C, local.D, local.X[ 4], 3 ); - P( local.D, local.A, local.B, local.C, local.X[ 5], 7 ); - P( local.C, local.D, local.A, local.B, local.X[ 6], 11 ); - P( local.B, local.C, local.D, local.A, local.X[ 7], 19 ); - P( local.A, local.B, local.C, local.D, local.X[ 8], 3 ); - P( local.D, local.A, local.B, local.C, local.X[ 9], 7 ); - P( local.C, local.D, local.A, local.B, local.X[10], 11 ); - P( local.B, local.C, local.D, local.A, local.X[11], 19 ); - P( local.A, local.B, local.C, local.D, local.X[12], 3 ); - P( local.D, local.A, local.B, local.C, local.X[13], 7 ); - P( local.C, local.D, local.A, local.B, local.X[14], 11 ); - P( local.B, local.C, local.D, local.A, local.X[15], 19 ); + (a) += F((b), (c), (d)) + (x); \ + (a) = S((a), (s)); \ + } while (0) + + + P(local.A, local.B, local.C, local.D, local.X[0], 3); + P(local.D, local.A, local.B, local.C, local.X[1], 7); + P(local.C, local.D, local.A, local.B, local.X[2], 11); + P(local.B, local.C, local.D, local.A, local.X[3], 19); + P(local.A, local.B, local.C, local.D, local.X[4], 3); + P(local.D, local.A, local.B, local.C, local.X[5], 7); + P(local.C, local.D, local.A, local.B, local.X[6], 11); + P(local.B, local.C, local.D, local.A, local.X[7], 19); + P(local.A, local.B, local.C, local.D, local.X[8], 3); + P(local.D, local.A, local.B, local.C, local.X[9], 7); + P(local.C, local.D, local.A, local.B, local.X[10], 11); + P(local.B, local.C, local.D, local.A, local.X[11], 19); + P(local.A, local.B, local.C, local.D, local.X[12], 3); + P(local.D, local.A, local.B, local.C, local.X[13], 7); + P(local.C, local.D, local.A, local.B, local.X[14], 11); + P(local.B, local.C, local.D, local.A, local.X[15], 19); #undef P #undef F -#define F(x,y,z) (((x) & (y)) | ((x) & (z)) | ((y) & (z))) -#define P(a,b,c,d,x,s) \ +#define F(x, y, z) (((x) & (y)) | ((x) & (z)) | ((y) & (z))) +#define P(a, b, c, d, x, s) \ do \ { \ - (a) += F((b),(c),(d)) + (x) + 0x5A827999; \ - (a) = S((a),(s)); \ - } while( 0 ) - - P( local.A, local.B, local.C, local.D, local.X[ 0], 3 ); - P( local.D, local.A, local.B, local.C, local.X[ 4], 5 ); - P( local.C, local.D, local.A, local.B, local.X[ 8], 9 ); - P( local.B, local.C, local.D, local.A, local.X[12], 13 ); - P( local.A, local.B, local.C, local.D, local.X[ 1], 3 ); - P( local.D, local.A, local.B, local.C, local.X[ 5], 5 ); - P( local.C, local.D, local.A, local.B, local.X[ 9], 9 ); - P( local.B, local.C, local.D, local.A, local.X[13], 13 ); - P( local.A, local.B, local.C, local.D, local.X[ 2], 3 ); - P( local.D, local.A, local.B, local.C, local.X[ 6], 5 ); - P( local.C, local.D, local.A, local.B, local.X[10], 9 ); - P( local.B, local.C, local.D, local.A, local.X[14], 13 ); - P( local.A, local.B, local.C, local.D, local.X[ 3], 3 ); - P( local.D, local.A, local.B, local.C, local.X[ 7], 5 ); - P( local.C, local.D, local.A, local.B, local.X[11], 9 ); - P( local.B, local.C, local.D, local.A, local.X[15], 13 ); + (a) += F((b), (c), (d)) + (x) + 0x5A827999; \ + (a) = S((a), (s)); \ + } while (0) + + P(local.A, local.B, local.C, local.D, local.X[0], 3); + P(local.D, local.A, local.B, local.C, local.X[4], 5); + P(local.C, local.D, local.A, local.B, local.X[8], 9); + P(local.B, local.C, local.D, local.A, local.X[12], 13); + P(local.A, local.B, local.C, local.D, local.X[1], 3); + P(local.D, local.A, local.B, local.C, local.X[5], 5); + P(local.C, local.D, local.A, local.B, local.X[9], 9); + P(local.B, local.C, local.D, local.A, local.X[13], 13); + P(local.A, local.B, local.C, local.D, local.X[2], 3); + P(local.D, local.A, local.B, local.C, local.X[6], 5); + P(local.C, local.D, local.A, local.B, local.X[10], 9); + P(local.B, local.C, local.D, local.A, local.X[14], 13); + P(local.A, local.B, local.C, local.D, local.X[3], 3); + P(local.D, local.A, local.B, local.C, local.X[7], 5); + P(local.C, local.D, local.A, local.B, local.X[11], 9); + P(local.B, local.C, local.D, local.A, local.X[15], 13); #undef P #undef F -#define F(x,y,z) ((x) ^ (y) ^ (z)) -#define P(a,b,c,d,x,s) \ +#define F(x, y, z) ((x) ^ (y) ^ (z)) +#define P(a, b, c, d, x, s) \ do \ { \ - (a) += F((b),(c),(d)) + (x) + 0x6ED9EBA1; \ - (a) = S((a),(s)); \ - } while( 0 ) - - P( local.A, local.B, local.C, local.D, local.X[ 0], 3 ); - P( local.D, local.A, local.B, local.C, local.X[ 8], 9 ); - P( local.C, local.D, local.A, local.B, local.X[ 4], 11 ); - P( local.B, local.C, local.D, local.A, local.X[12], 15 ); - P( local.A, local.B, local.C, local.D, local.X[ 2], 3 ); - P( local.D, local.A, local.B, local.C, local.X[10], 9 ); - P( local.C, local.D, local.A, local.B, local.X[ 6], 11 ); - P( local.B, local.C, local.D, local.A, local.X[14], 15 ); - P( local.A, local.B, local.C, local.D, local.X[ 1], 3 ); - P( local.D, local.A, local.B, local.C, local.X[ 9], 9 ); - P( local.C, local.D, local.A, local.B, local.X[ 5], 11 ); - P( local.B, local.C, local.D, local.A, local.X[13], 15 ); - P( local.A, local.B, local.C, local.D, local.X[ 3], 3 ); - P( local.D, local.A, local.B, local.C, local.X[11], 9 ); - P( local.C, local.D, local.A, local.B, local.X[ 7], 11 ); - P( local.B, local.C, local.D, local.A, local.X[15], 15 ); + (a) += F((b), (c), (d)) + (x) + 0x6ED9EBA1; \ + (a) = S((a), (s)); \ + } while (0) + + P(local.A, local.B, local.C, local.D, local.X[0], 3); + P(local.D, local.A, local.B, local.C, local.X[8], 9); + P(local.C, local.D, local.A, local.B, local.X[4], 11); + P(local.B, local.C, local.D, local.A, local.X[12], 15); + P(local.A, local.B, local.C, local.D, local.X[2], 3); + P(local.D, local.A, local.B, local.C, local.X[10], 9); + P(local.C, local.D, local.A, local.B, local.X[6], 11); + P(local.B, local.C, local.D, local.A, local.X[14], 15); + P(local.A, local.B, local.C, local.D, local.X[1], 3); + P(local.D, local.A, local.B, local.C, local.X[9], 9); + P(local.C, local.D, local.A, local.B, local.X[5], 11); + P(local.B, local.C, local.D, local.A, local.X[13], 15); + P(local.A, local.B, local.C, local.D, local.X[3], 3); + P(local.D, local.A, local.B, local.C, local.X[11], 9); + P(local.C, local.D, local.A, local.B, local.X[7], 11); + P(local.B, local.C, local.D, local.A, local.X[15], 15); #undef F #undef P @@ -203,16 +203,16 @@ int mbedtls_internal_md4_process( mbedtls_md4_context *ctx, ctx->state[3] += local.D; /* Zeroise 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_md4_process( mbedtls_md4_context *ctx, - const unsigned char data[64] ) +void mbedtls_md4_process(mbedtls_md4_context *ctx, + const unsigned char data[64]) { - mbedtls_internal_md4_process( ctx, data ); + mbedtls_internal_md4_process(ctx, data); } #endif #endif /* !MBEDTLS_MD4_PROCESS_ALT */ @@ -220,16 +220,17 @@ void mbedtls_md4_process( mbedtls_md4_context *ctx, /* * MD4 process buffer */ -int mbedtls_md4_update_ret( mbedtls_md4_context *ctx, - const unsigned char *input, - size_t ilen ) +int mbedtls_md4_update_ret(mbedtls_md4_context *ctx, + const unsigned char *input, + size_t ilen) { int ret = MBEDTLS_ERR_ERROR_CORRUPTION_DETECTED; size_t fill; uint32_t left; - if( ilen == 0 ) - return( 0 ); + if (ilen == 0) { + return 0; + } left = ctx->total[0] & 0x3F; fill = 64 - left; @@ -237,52 +238,52 @@ int mbedtls_md4_update_ret( mbedtls_md4_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), - (void *) input, fill ); + if (left && ilen >= fill) { + memcpy((void *) (ctx->buffer + left), + (void *) input, fill); - if( ( ret = mbedtls_internal_md4_process( ctx, ctx->buffer ) ) != 0 ) - return( ret ); + if ((ret = mbedtls_internal_md4_process(ctx, ctx->buffer)) != 0) { + return ret; + } input += fill; ilen -= fill; left = 0; } - while( ilen >= 64 ) - { - if( ( ret = mbedtls_internal_md4_process( ctx, input ) ) != 0 ) - return( ret ); + while (ilen >= 64) { + if ((ret = mbedtls_internal_md4_process(ctx, input)) != 0) { + return ret; + } input += 64; ilen -= 64; } - if( ilen > 0 ) - { - memcpy( (void *) (ctx->buffer + left), - (void *) input, ilen ); + if (ilen > 0) { + memcpy((void *) (ctx->buffer + left), + (void *) input, ilen); } - return( 0 ); + return 0; } #if !defined(MBEDTLS_DEPRECATED_REMOVED) -void mbedtls_md4_update( mbedtls_md4_context *ctx, - const unsigned char *input, - size_t ilen ) +void mbedtls_md4_update(mbedtls_md4_context *ctx, + const unsigned char *input, + size_t ilen) { - mbedtls_md4_update_ret( ctx, input, ilen ); + mbedtls_md4_update_ret(ctx, input, ilen); } #endif static const unsigned char md4_padding[64] = { - 0x80, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, + 0x80, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 @@ -291,45 +292,47 @@ static const unsigned char md4_padding[64] = /* * MD4 final digest */ -int mbedtls_md4_finish_ret( mbedtls_md4_context *ctx, - unsigned char output[16] ) +int mbedtls_md4_finish_ret(mbedtls_md4_context *ctx, + unsigned char output[16]) { int ret = MBEDTLS_ERR_ERROR_CORRUPTION_DETECTED; uint32_t last, padn; uint32_t high, low; unsigned char msglen[8]; - 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_LE( low, msglen, 0 ); - MBEDTLS_PUT_UINT32_LE( high, msglen, 4 ); + MBEDTLS_PUT_UINT32_LE(low, msglen, 0); + MBEDTLS_PUT_UINT32_LE(high, msglen, 4); last = ctx->total[0] & 0x3F; - padn = ( last < 56 ) ? ( 56 - last ) : ( 120 - last ); + padn = (last < 56) ? (56 - last) : (120 - last); - ret = mbedtls_md4_update_ret( ctx, (unsigned char *)md4_padding, padn ); - if( ret != 0 ) - return( ret ); + ret = mbedtls_md4_update_ret(ctx, (unsigned char *) md4_padding, padn); + if (ret != 0) { + return ret; + } - if( ( ret = mbedtls_md4_update_ret( ctx, msglen, 8 ) ) != 0 ) - return( ret ); + if ((ret = mbedtls_md4_update_ret(ctx, msglen, 8)) != 0) { + return ret; + } - MBEDTLS_PUT_UINT32_LE( ctx->state[0], output, 0 ); - MBEDTLS_PUT_UINT32_LE( ctx->state[1], output, 4 ); - MBEDTLS_PUT_UINT32_LE( ctx->state[2], output, 8 ); - MBEDTLS_PUT_UINT32_LE( ctx->state[3], output, 12 ); + MBEDTLS_PUT_UINT32_LE(ctx->state[0], output, 0); + MBEDTLS_PUT_UINT32_LE(ctx->state[1], output, 4); + MBEDTLS_PUT_UINT32_LE(ctx->state[2], output, 8); + MBEDTLS_PUT_UINT32_LE(ctx->state[3], output, 12); - return( 0 ); + return 0; } #if !defined(MBEDTLS_DEPRECATED_REMOVED) -void mbedtls_md4_finish( mbedtls_md4_context *ctx, - unsigned char output[16] ) +void mbedtls_md4_finish(mbedtls_md4_context *ctx, + unsigned char output[16]) { - mbedtls_md4_finish_ret( ctx, output ); + mbedtls_md4_finish_ret(ctx, output); } #endif @@ -338,36 +341,39 @@ void mbedtls_md4_finish( mbedtls_md4_context *ctx, /* * output = MD4( input buffer ) */ -int mbedtls_md4_ret( const unsigned char *input, - size_t ilen, - unsigned char output[16] ) +int mbedtls_md4_ret(const unsigned char *input, + size_t ilen, + unsigned char output[16]) { int ret = MBEDTLS_ERR_ERROR_CORRUPTION_DETECTED; mbedtls_md4_context ctx; - mbedtls_md4_init( &ctx ); + mbedtls_md4_init(&ctx); - if( ( ret = mbedtls_md4_starts_ret( &ctx ) ) != 0 ) + if ((ret = mbedtls_md4_starts_ret(&ctx)) != 0) { goto exit; + } - if( ( ret = mbedtls_md4_update_ret( &ctx, input, ilen ) ) != 0 ) + if ((ret = mbedtls_md4_update_ret(&ctx, input, ilen)) != 0) { goto exit; + } - if( ( ret = mbedtls_md4_finish_ret( &ctx, output ) ) != 0 ) + if ((ret = mbedtls_md4_finish_ret(&ctx, output)) != 0) { goto exit; + } exit: - mbedtls_md4_free( &ctx ); + mbedtls_md4_free(&ctx); - return( ret ); + return ret; } #if !defined(MBEDTLS_DEPRECATED_REMOVED) -void mbedtls_md4( const unsigned char *input, - size_t ilen, - unsigned char output[16] ) +void mbedtls_md4(const unsigned char *input, + size_t ilen, + unsigned char output[16]) { - mbedtls_md4_ret( input, ilen, output ); + mbedtls_md4_ret(input, ilen, output); } #endif @@ -413,40 +419,43 @@ static const unsigned char md4_test_sum[7][16] = /* * Checkup routine */ -int mbedtls_md4_self_test( int verbose ) +int mbedtls_md4_self_test(int verbose) { int i, ret = 0; unsigned char md4sum[16]; - for( i = 0; i < 7; i++ ) - { - if( verbose != 0 ) - mbedtls_printf( " MD4 test #%d: ", i + 1 ); + for (i = 0; i < 7; i++) { + if (verbose != 0) { + mbedtls_printf(" MD4 test #%d: ", i + 1); + } - ret = mbedtls_md4_ret( md4_test_str[i], md4_test_strlen[i], md4sum ); - if( ret != 0 ) + ret = mbedtls_md4_ret(md4_test_str[i], md4_test_strlen[i], md4sum); + if (ret != 0) { goto fail; + } - if( memcmp( md4sum, md4_test_sum[i], 16 ) != 0 ) - { + if (memcmp(md4sum, md4_test_sum[i], 16) != 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"); + } - return( 0 ); + return 0; fail: - if( verbose != 0 ) - mbedtls_printf( "failed\n" ); + if (verbose != 0) { + mbedtls_printf("failed\n"); + } - return( ret ); + return ret; } #endif /* MBEDTLS_SELF_TEST */ |