From 566a494f592ae3b3c0785d90d4e1ba45574880c4 Mon Sep 17 00:00:00 2001 From: Heiko Schocher Date: Fri, 22 Jun 2007 19:11:54 +0200 Subject: [PCS440EP] upgrade the PCS440EP board: - Show on the Status LEDs, some States of the board. - Get the MAC addresses from the EEProm - use PREBOOT - use the CF on the board. - check the U-Boot image in the Flash with a SHA1 checksum. - use dynamic TLB entries generation for the SDRAM Signed-off-by: Heiko Schocher --- lib_generic/sha1.c | 430 +++++++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 430 insertions(+) create mode 100644 lib_generic/sha1.c (limited to 'lib_generic/sha1.c') diff --git a/lib_generic/sha1.c b/lib_generic/sha1.c new file mode 100644 index 0000000..0522d7c --- /dev/null +++ b/lib_generic/sha1.c @@ -0,0 +1,430 @@ +/* + * Heiko Schocher, DENX Software Engineering, hs@denx.de. + * based on: + * FIPS-180-1 compliant SHA-1 implementation + * + * Copyright (C) 2003-2006 Christophe Devine + * + * This library is free software; you can redistribute it and/or + * modify it under the terms of the GNU Lesser General Public + * License, version 2.1 as published by the Free Software Foundation. + * + * This library is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * Lesser General Public License for more details. + * + * You should have received a copy of the GNU Lesser General Public + * License along with this library; if not, write to the Free Software + * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, + * MA 02110-1301 USA + */ +/* + * The SHA-1 standard was published by NIST in 1993. + * + * http://www.itl.nist.gov/fipspubs/fip180-1.htm + */ + +#ifndef _CRT_SECURE_NO_DEPRECATE +#define _CRT_SECURE_NO_DEPRECATE 1 +#endif + +#include +#include "sha1.h" + +/* + * 32-bit integer manipulation macros (big endian) + */ +#ifndef GET_UINT32_BE +#define GET_UINT32_BE(n,b,i) \ +{ \ + (n) = ( (unsigned long) (b)[(i) ] << 24 ) \ + | ( (unsigned long) (b)[(i) + 1] << 16 ) \ + | ( (unsigned long) (b)[(i) + 2] << 8 ) \ + | ( (unsigned long) (b)[(i) + 3] ); \ +} +#endif +#ifndef PUT_UINT32_BE +#define PUT_UINT32_BE(n,b,i) \ +{ \ + (b)[(i) ] = (unsigned char) ( (n) >> 24 ); \ + (b)[(i) + 1] = (unsigned char) ( (n) >> 16 ); \ + (b)[(i) + 2] = (unsigned char) ( (n) >> 8 ); \ + (b)[(i) + 3] = (unsigned char) ( (n) ); \ +} +#endif + +/* + * SHA-1 context setup + */ +void sha1_starts( sha1_context *ctx ) +{ + ctx->total[0] = 0; + ctx->total[1] = 0; + + ctx->state[0] = 0x67452301; + ctx->state[1] = 0xEFCDAB89; + ctx->state[2] = 0x98BADCFE; + ctx->state[3] = 0x10325476; + ctx->state[4] = 0xC3D2E1F0; +} + +static void sha1_process( sha1_context *ctx, unsigned char data[64] ) +{ + unsigned long temp, W[16], A, B, C, D, E; + + GET_UINT32_BE( W[0], data, 0 ); + GET_UINT32_BE( W[1], data, 4 ); + GET_UINT32_BE( W[2], data, 8 ); + GET_UINT32_BE( W[3], data, 12 ); + GET_UINT32_BE( W[4], data, 16 ); + GET_UINT32_BE( W[5], data, 20 ); + GET_UINT32_BE( W[6], data, 24 ); + GET_UINT32_BE( W[7], data, 28 ); + GET_UINT32_BE( W[8], data, 32 ); + GET_UINT32_BE( W[9], data, 36 ); + GET_UINT32_BE( W[10], data, 40 ); + GET_UINT32_BE( W[11], data, 44 ); + GET_UINT32_BE( W[12], data, 48 ); + GET_UINT32_BE( W[13], data, 52 ); + GET_UINT32_BE( W[14], data, 56 ); + GET_UINT32_BE( W[15], data, 60 ); + +#define S(x,n) ((x << n) | ((x & 0xFFFFFFFF) >> (32 - n))) + +#define R(t) \ +( \ + temp = W[(t - 3) & 0x0F] ^ W[(t - 8) & 0x0F] ^ \ + W[(t - 14) & 0x0F] ^ W[ t & 0x0F], \ + ( W[t & 0x0F] = S(temp,1) ) \ +) + +#define P(a,b,c,d,e,x) \ +{ \ + e += S(a,5) + F(b,c,d) + K + x; b = S(b,30); \ +} + + A = ctx->state[0]; + B = ctx->state[1]; + C = ctx->state[2]; + D = ctx->state[3]; + E = ctx->state[4]; + +#define F(x,y,z) (z ^ (x & (y ^ z))) +#define K 0x5A827999 + + P( A, B, C, D, E, W[0] ); + P( E, A, B, C, D, W[1] ); + P( D, E, A, B, C, W[2] ); + P( C, D, E, A, B, W[3] ); + P( B, C, D, E, A, W[4] ); + P( A, B, C, D, E, W[5] ); + P( E, A, B, C, D, W[6] ); + P( D, E, A, B, C, W[7] ); + P( C, D, E, A, B, W[8] ); + P( B, C, D, E, A, W[9] ); + P( A, B, C, D, E, W[10] ); + P( E, A, B, C, D, W[11] ); + P( D, E, A, B, C, W[12] ); + P( C, D, E, A, B, W[13] ); + P( B, C, D, E, A, W[14] ); + P( A, B, C, D, E, W[15] ); + P( E, A, B, C, D, R(16) ); + P( D, E, A, B, C, R(17) ); + P( C, D, E, A, B, R(18) ); + P( B, C, D, E, A, R(19) ); + +#undef K +#undef F + +#define F(x,y,z) (x ^ y ^ z) +#define K 0x6ED9EBA1 + + P( A, B, C, D, E, R(20) ); + P( E, A, B, C, D, R(21) ); + P( D, E, A, B, C, R(22) ); + P( C, D, E, A, B, R(23) ); + P( B, C, D, E, A, R(24) ); + P( A, B, C, D, E, R(25) ); + P( E, A, B, C, D, R(26) ); + P( D, E, A, B, C, R(27) ); + P( C, D, E, A, B, R(28) ); + P( B, C, D, E, A, R(29) ); + P( A, B, C, D, E, R(30) ); + P( E, A, B, C, D, R(31) ); + P( D, E, A, B, C, R(32) ); + P( C, D, E, A, B, R(33) ); + P( B, C, D, E, A, R(34) ); + P( A, B, C, D, E, R(35) ); + P( E, A, B, C, D, R(36) ); + P( D, E, A, B, C, R(37) ); + P( C, D, E, A, B, R(38) ); + P( B, C, D, E, A, R(39) ); + +#undef K +#undef F + +#define F(x,y,z) ((x & y) | (z & (x | y))) +#define K 0x8F1BBCDC + + P( A, B, C, D, E, R(40) ); + P( E, A, B, C, D, R(41) ); + P( D, E, A, B, C, R(42) ); + P( C, D, E, A, B, R(43) ); + P( B, C, D, E, A, R(44) ); + P( A, B, C, D, E, R(45) ); + P( E, A, B, C, D, R(46) ); + P( D, E, A, B, C, R(47) ); + P( C, D, E, A, B, R(48) ); + P( B, C, D, E, A, R(49) ); + P( A, B, C, D, E, R(50) ); + P( E, A, B, C, D, R(51) ); + P( D, E, A, B, C, R(52) ); + P( C, D, E, A, B, R(53) ); + P( B, C, D, E, A, R(54) ); + P( A, B, C, D, E, R(55) ); + P( E, A, B, C, D, R(56) ); + P( D, E, A, B, C, R(57) ); + P( C, D, E, A, B, R(58) ); + P( B, C, D, E, A, R(59) ); + +#undef K +#undef F + +#define F(x,y,z) (x ^ y ^ z) +#define K 0xCA62C1D6 + + P( A, B, C, D, E, R(60) ); + P( E, A, B, C, D, R(61) ); + P( D, E, A, B, C, R(62) ); + P( C, D, E, A, B, R(63) ); + P( B, C, D, E, A, R(64) ); + P( A, B, C, D, E, R(65) ); + P( E, A, B, C, D, R(66) ); + P( D, E, A, B, C, R(67) ); + P( C, D, E, A, B, R(68) ); + P( B, C, D, E, A, R(69) ); + P( A, B, C, D, E, R(70) ); + P( E, A, B, C, D, R(71) ); + P( D, E, A, B, C, R(72) ); + P( C, D, E, A, B, R(73) ); + P( B, C, D, E, A, R(74) ); + P( A, B, C, D, E, R(75) ); + P( E, A, B, C, D, R(76) ); + P( D, E, A, B, C, R(77) ); + P( C, D, E, A, B, R(78) ); + P( B, C, D, E, A, R(79) ); + +#undef K +#undef F + + ctx->state[0] += A; + ctx->state[1] += B; + ctx->state[2] += C; + ctx->state[3] += D; + ctx->state[4] += E; +} + +/* + * SHA-1 process buffer + */ +void sha1_update( sha1_context *ctx, unsigned char *input, int ilen ) +{ + int fill; + unsigned long left; + + if( ilen <= 0 ) + return; + + left = ctx->total[0] & 0x3F; + fill = 64 - left; + + ctx->total[0] += ilen; + ctx->total[0] &= 0xFFFFFFFF; + + if( ctx->total[0] < (unsigned long) ilen ) + ctx->total[1]++; + + if( left && ilen >= fill ) + { + memcpy( (void *) (ctx->buffer + left), + (void *) input, fill ); + sha1_process( ctx, ctx->buffer ); + input += fill; + ilen -= fill; + left = 0; + } + + while( ilen >= 64 ) + { + sha1_process( ctx, input ); + input += 64; + ilen -= 64; + } + + if( ilen > 0 ) + { + memcpy( (void *) (ctx->buffer + left), + (void *) input, ilen ); + } +} + +static const unsigned char sha1_padding[64] = +{ + 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 +}; + +/* + * SHA-1 final digest + */ +void sha1_finish( sha1_context *ctx, unsigned char output[20] ) +{ + unsigned long last, padn; + unsigned long high, low; + unsigned char msglen[8]; + + high = ( ctx->total[0] >> 29 ) + | ( ctx->total[1] << 3 ); + low = ( ctx->total[0] << 3 ); + + PUT_UINT32_BE( high, msglen, 0 ); + PUT_UINT32_BE( low, msglen, 4 ); + + last = ctx->total[0] & 0x3F; + padn = ( last < 56 ) ? ( 56 - last ) : ( 120 - last ); + + sha1_update( ctx, (unsigned char *) sha1_padding, padn ); + sha1_update( ctx, msglen, 8 ); + + PUT_UINT32_BE( ctx->state[0], output, 0 ); + PUT_UINT32_BE( ctx->state[1], output, 4 ); + PUT_UINT32_BE( ctx->state[2], output, 8 ); + PUT_UINT32_BE( ctx->state[3], output, 12 ); + PUT_UINT32_BE( ctx->state[4], output, 16 ); +} + +/* + * Output = SHA-1( input buffer ) + */ +void sha1_csum( unsigned char *input, int ilen, + unsigned char output[20] ) +{ + sha1_context ctx; + + sha1_starts( &ctx ); + sha1_update( &ctx, input, ilen ); + sha1_finish( &ctx, output ); +} + +/* + * Output = HMAC-SHA-1( input buffer, hmac key ) + */ +void sha1_hmac( unsigned char *key, int keylen, + unsigned char *input, int ilen, + unsigned char output[20] ) +{ + int i; + sha1_context ctx; + unsigned char k_ipad[64]; + unsigned char k_opad[64]; + unsigned char tmpbuf[20]; + + memset( k_ipad, 0x36, 64 ); + memset( k_opad, 0x5C, 64 ); + + for( i = 0; i < keylen; i++ ) + { + if( i >= 64 ) break; + + k_ipad[i] ^= key[i]; + k_opad[i] ^= key[i]; + } + + sha1_starts( &ctx ); + sha1_update( &ctx, k_ipad, 64 ); + sha1_update( &ctx, input, ilen ); + sha1_finish( &ctx, tmpbuf ); + + sha1_starts( &ctx ); + sha1_update( &ctx, k_opad, 64 ); + sha1_update( &ctx, tmpbuf, 20 ); + sha1_finish( &ctx, output ); + + memset( k_ipad, 0, 64 ); + memset( k_opad, 0, 64 ); + memset( tmpbuf, 0, 20 ); + memset( &ctx, 0, sizeof( sha1_context ) ); +} + +static const char _sha1_src[] = "_sha1_src"; + +#ifdef SELF_TEST +/* + * FIPS-180-1 test vectors + */ +static const char sha1_test_str[3][57] = +{ + { "abc" }, + { "abcdbcdecdefdefgefghfghighijhijkijkljklmklmnlmnomnopnopq" }, + { "" } +}; + +static const unsigned char sha1_test_sum[3][20] = +{ + { 0xA9, 0x99, 0x3E, 0x36, 0x47, 0x06, 0x81, 0x6A, 0xBA, 0x3E, + 0x25, 0x71, 0x78, 0x50, 0xC2, 0x6C, 0x9C, 0xD0, 0xD8, 0x9D }, + { 0x84, 0x98, 0x3E, 0x44, 0x1C, 0x3B, 0xD2, 0x6E, 0xBA, 0xAE, + 0x4A, 0xA1, 0xF9, 0x51, 0x29, 0xE5, 0xE5, 0x46, 0x70, 0xF1 }, + { 0x34, 0xAA, 0x97, 0x3C, 0xD4, 0xC4, 0xDA, 0xA4, 0xF6, 0x1E, + 0xEB, 0x2B, 0xDB, 0xAD, 0x27, 0x31, 0x65, 0x34, 0x01, 0x6F } +}; + +/* + * Checkup routine + */ +int sha1_self_test( void ) +{ + int i, j; + unsigned char buf[1000]; + unsigned char sha1sum[20]; + sha1_context ctx; + + for( i = 0; i < 3; i++ ) + { + printf( " SHA-1 test #%d: ", i + 1 ); + + sha1_starts( &ctx ); + + if( i < 2 ) + sha1_update( &ctx, (unsigned char *) sha1_test_str[i], + strlen( sha1_test_str[i] ) ); + else + { + memset( buf, 'a', 1000 ); + for( j = 0; j < 1000; j++ ) + sha1_update( &ctx, buf, 1000 ); + } + + sha1_finish( &ctx, sha1sum ); + + if( memcmp( sha1sum, sha1_test_sum[i], 20 ) != 0 ) + { + printf( "failed\n" ); + return( 1 ); + } + + printf( "passed\n" ); + } + + printf( "\n" ); + return( 0 ); +} +#else +int sha1_self_test( void ) +{ + return( 0 ); +} +#endif -- cgit v1.1 From 4ef218f6fdf8d747f4589da5252b004e7d2c2876 Mon Sep 17 00:00:00 2001 From: Wolfgang Denk Date: Tue, 10 Jul 2007 00:01:28 +0200 Subject: Coding style cleanup; update CHANGELOG. Signed-off-by: Wolfgang Denk --- lib_generic/sha1.c | 569 ++++++++++++++++++++++++++--------------------------- 1 file changed, 276 insertions(+), 293 deletions(-) (limited to 'lib_generic/sha1.c') diff --git a/lib_generic/sha1.c b/lib_generic/sha1.c index 0522d7c..08ffa6b 100644 --- a/lib_generic/sha1.c +++ b/lib_generic/sha1.c @@ -36,103 +36,99 @@ * 32-bit integer manipulation macros (big endian) */ #ifndef GET_UINT32_BE -#define GET_UINT32_BE(n,b,i) \ -{ \ - (n) = ( (unsigned long) (b)[(i) ] << 24 ) \ - | ( (unsigned long) (b)[(i) + 1] << 16 ) \ - | ( (unsigned long) (b)[(i) + 2] << 8 ) \ - | ( (unsigned long) (b)[(i) + 3] ); \ +#define GET_UINT32_BE(n,b,i) { \ + (n) = ( (unsigned long) (b)[(i) ] << 24 ) \ + | ( (unsigned long) (b)[(i) + 1] << 16 ) \ + | ( (unsigned long) (b)[(i) + 2] << 8 ) \ + | ( (unsigned long) (b)[(i) + 3] ); \ } #endif #ifndef PUT_UINT32_BE -#define PUT_UINT32_BE(n,b,i) \ -{ \ - (b)[(i) ] = (unsigned char) ( (n) >> 24 ); \ - (b)[(i) + 1] = (unsigned char) ( (n) >> 16 ); \ - (b)[(i) + 2] = (unsigned char) ( (n) >> 8 ); \ - (b)[(i) + 3] = (unsigned char) ( (n) ); \ +#define PUT_UINT32_BE(n,b,i) { \ + (b)[(i) ] = (unsigned char) ( (n) >> 24 ); \ + (b)[(i) + 1] = (unsigned char) ( (n) >> 16 ); \ + (b)[(i) + 2] = (unsigned char) ( (n) >> 8 ); \ + (b)[(i) + 3] = (unsigned char) ( (n) ); \ } #endif /* * SHA-1 context setup */ -void sha1_starts( sha1_context *ctx ) +void sha1_starts (sha1_context * ctx) { - ctx->total[0] = 0; - ctx->total[1] = 0; - - ctx->state[0] = 0x67452301; - ctx->state[1] = 0xEFCDAB89; - ctx->state[2] = 0x98BADCFE; - ctx->state[3] = 0x10325476; - ctx->state[4] = 0xC3D2E1F0; + ctx->total[0] = 0; + ctx->total[1] = 0; + + ctx->state[0] = 0x67452301; + ctx->state[1] = 0xEFCDAB89; + ctx->state[2] = 0x98BADCFE; + ctx->state[3] = 0x10325476; + ctx->state[4] = 0xC3D2E1F0; } -static void sha1_process( sha1_context *ctx, unsigned char data[64] ) +static void sha1_process (sha1_context * ctx, unsigned char data[64]) { - unsigned long temp, W[16], A, B, C, D, E; - - GET_UINT32_BE( W[0], data, 0 ); - GET_UINT32_BE( W[1], data, 4 ); - GET_UINT32_BE( W[2], data, 8 ); - GET_UINT32_BE( W[3], data, 12 ); - GET_UINT32_BE( W[4], data, 16 ); - GET_UINT32_BE( W[5], data, 20 ); - GET_UINT32_BE( W[6], data, 24 ); - GET_UINT32_BE( W[7], data, 28 ); - GET_UINT32_BE( W[8], data, 32 ); - GET_UINT32_BE( W[9], data, 36 ); - GET_UINT32_BE( W[10], data, 40 ); - GET_UINT32_BE( W[11], data, 44 ); - GET_UINT32_BE( W[12], data, 48 ); - GET_UINT32_BE( W[13], data, 52 ); - GET_UINT32_BE( W[14], data, 56 ); - GET_UINT32_BE( W[15], data, 60 ); - -#define S(x,n) ((x << n) | ((x & 0xFFFFFFFF) >> (32 - n))) - -#define R(t) \ -( \ - temp = W[(t - 3) & 0x0F] ^ W[(t - 8) & 0x0F] ^ \ - W[(t - 14) & 0x0F] ^ W[ t & 0x0F], \ - ( W[t & 0x0F] = S(temp,1) ) \ + unsigned long temp, W[16], A, B, C, D, E; + + GET_UINT32_BE (W[0], data, 0); + GET_UINT32_BE (W[1], data, 4); + GET_UINT32_BE (W[2], data, 8); + GET_UINT32_BE (W[3], data, 12); + GET_UINT32_BE (W[4], data, 16); + GET_UINT32_BE (W[5], data, 20); + GET_UINT32_BE (W[6], data, 24); + GET_UINT32_BE (W[7], data, 28); + GET_UINT32_BE (W[8], data, 32); + GET_UINT32_BE (W[9], data, 36); + GET_UINT32_BE (W[10], data, 40); + GET_UINT32_BE (W[11], data, 44); + GET_UINT32_BE (W[12], data, 48); + GET_UINT32_BE (W[13], data, 52); + GET_UINT32_BE (W[14], data, 56); + GET_UINT32_BE (W[15], data, 60); + +#define S(x,n) ((x << n) | ((x & 0xFFFFFFFF) >> (32 - n))) + +#define R(t) ( \ + temp = W[(t - 3) & 0x0F] ^ W[(t - 8) & 0x0F] ^ \ + W[(t - 14) & 0x0F] ^ W[ t & 0x0F], \ + ( W[t & 0x0F] = S(temp,1) ) \ ) -#define P(a,b,c,d,e,x) \ -{ \ - e += S(a,5) + F(b,c,d) + K + x; b = S(b,30); \ +#define P(a,b,c,d,e,x) { \ + e += S(a,5) + F(b,c,d) + K + x; b = S(b,30); \ } - A = ctx->state[0]; - B = ctx->state[1]; - C = ctx->state[2]; - D = ctx->state[3]; - E = ctx->state[4]; + A = ctx->state[0]; + B = ctx->state[1]; + C = ctx->state[2]; + D = ctx->state[3]; + E = ctx->state[4]; #define F(x,y,z) (z ^ (x & (y ^ z))) #define K 0x5A827999 - P( A, B, C, D, E, W[0] ); - P( E, A, B, C, D, W[1] ); - P( D, E, A, B, C, W[2] ); - P( C, D, E, A, B, W[3] ); - P( B, C, D, E, A, W[4] ); - P( A, B, C, D, E, W[5] ); - P( E, A, B, C, D, W[6] ); - P( D, E, A, B, C, W[7] ); - P( C, D, E, A, B, W[8] ); - P( B, C, D, E, A, W[9] ); - P( A, B, C, D, E, W[10] ); - P( E, A, B, C, D, W[11] ); - P( D, E, A, B, C, W[12] ); - P( C, D, E, A, B, W[13] ); - P( B, C, D, E, A, W[14] ); - P( A, B, C, D, E, W[15] ); - P( E, A, B, C, D, R(16) ); - P( D, E, A, B, C, R(17) ); - P( C, D, E, A, B, R(18) ); - P( B, C, D, E, A, R(19) ); + P (A, B, C, D, E, W[0]); + P (E, A, B, C, D, W[1]); + P (D, E, A, B, C, W[2]); + P (C, D, E, A, B, W[3]); + P (B, C, D, E, A, W[4]); + P (A, B, C, D, E, W[5]); + P (E, A, B, C, D, W[6]); + P (D, E, A, B, C, W[7]); + P (C, D, E, A, B, W[8]); + P (B, C, D, E, A, W[9]); + P (A, B, C, D, E, W[10]); + P (E, A, B, C, D, W[11]); + P (D, E, A, B, C, W[12]); + P (C, D, E, A, B, W[13]); + P (B, C, D, E, A, W[14]); + P (A, B, C, D, E, W[15]); + P (E, A, B, C, D, R (16)); + P (D, E, A, B, C, R (17)); + P (C, D, E, A, B, R (18)); + P (B, C, D, E, A, R (19)); #undef K #undef F @@ -140,26 +136,26 @@ static void sha1_process( sha1_context *ctx, unsigned char data[64] ) #define F(x,y,z) (x ^ y ^ z) #define K 0x6ED9EBA1 - P( A, B, C, D, E, R(20) ); - P( E, A, B, C, D, R(21) ); - P( D, E, A, B, C, R(22) ); - P( C, D, E, A, B, R(23) ); - P( B, C, D, E, A, R(24) ); - P( A, B, C, D, E, R(25) ); - P( E, A, B, C, D, R(26) ); - P( D, E, A, B, C, R(27) ); - P( C, D, E, A, B, R(28) ); - P( B, C, D, E, A, R(29) ); - P( A, B, C, D, E, R(30) ); - P( E, A, B, C, D, R(31) ); - P( D, E, A, B, C, R(32) ); - P( C, D, E, A, B, R(33) ); - P( B, C, D, E, A, R(34) ); - P( A, B, C, D, E, R(35) ); - P( E, A, B, C, D, R(36) ); - P( D, E, A, B, C, R(37) ); - P( C, D, E, A, B, R(38) ); - P( B, C, D, E, A, R(39) ); + P (A, B, C, D, E, R (20)); + P (E, A, B, C, D, R (21)); + P (D, E, A, B, C, R (22)); + P (C, D, E, A, B, R (23)); + P (B, C, D, E, A, R (24)); + P (A, B, C, D, E, R (25)); + P (E, A, B, C, D, R (26)); + P (D, E, A, B, C, R (27)); + P (C, D, E, A, B, R (28)); + P (B, C, D, E, A, R (29)); + P (A, B, C, D, E, R (30)); + P (E, A, B, C, D, R (31)); + P (D, E, A, B, C, R (32)); + P (C, D, E, A, B, R (33)); + P (B, C, D, E, A, R (34)); + P (A, B, C, D, E, R (35)); + P (E, A, B, C, D, R (36)); + P (D, E, A, B, C, R (37)); + P (C, D, E, A, B, R (38)); + P (B, C, D, E, A, R (39)); #undef K #undef F @@ -167,26 +163,26 @@ static void sha1_process( sha1_context *ctx, unsigned char data[64] ) #define F(x,y,z) ((x & y) | (z & (x | y))) #define K 0x8F1BBCDC - P( A, B, C, D, E, R(40) ); - P( E, A, B, C, D, R(41) ); - P( D, E, A, B, C, R(42) ); - P( C, D, E, A, B, R(43) ); - P( B, C, D, E, A, R(44) ); - P( A, B, C, D, E, R(45) ); - P( E, A, B, C, D, R(46) ); - P( D, E, A, B, C, R(47) ); - P( C, D, E, A, B, R(48) ); - P( B, C, D, E, A, R(49) ); - P( A, B, C, D, E, R(50) ); - P( E, A, B, C, D, R(51) ); - P( D, E, A, B, C, R(52) ); - P( C, D, E, A, B, R(53) ); - P( B, C, D, E, A, R(54) ); - P( A, B, C, D, E, R(55) ); - P( E, A, B, C, D, R(56) ); - P( D, E, A, B, C, R(57) ); - P( C, D, E, A, B, R(58) ); - P( B, C, D, E, A, R(59) ); + P (A, B, C, D, E, R (40)); + P (E, A, B, C, D, R (41)); + P (D, E, A, B, C, R (42)); + P (C, D, E, A, B, R (43)); + P (B, C, D, E, A, R (44)); + P (A, B, C, D, E, R (45)); + P (E, A, B, C, D, R (46)); + P (D, E, A, B, C, R (47)); + P (C, D, E, A, B, R (48)); + P (B, C, D, E, A, R (49)); + P (A, B, C, D, E, R (50)); + P (E, A, B, C, D, R (51)); + P (D, E, A, B, C, R (52)); + P (C, D, E, A, B, R (53)); + P (B, C, D, E, A, R (54)); + P (A, B, C, D, E, R (55)); + P (E, A, B, C, D, R (56)); + P (D, E, A, B, C, R (57)); + P (C, D, E, A, B, R (58)); + P (B, C, D, E, A, R (59)); #undef K #undef F @@ -194,169 +190,161 @@ static void sha1_process( sha1_context *ctx, unsigned char data[64] ) #define F(x,y,z) (x ^ y ^ z) #define K 0xCA62C1D6 - P( A, B, C, D, E, R(60) ); - P( E, A, B, C, D, R(61) ); - P( D, E, A, B, C, R(62) ); - P( C, D, E, A, B, R(63) ); - P( B, C, D, E, A, R(64) ); - P( A, B, C, D, E, R(65) ); - P( E, A, B, C, D, R(66) ); - P( D, E, A, B, C, R(67) ); - P( C, D, E, A, B, R(68) ); - P( B, C, D, E, A, R(69) ); - P( A, B, C, D, E, R(70) ); - P( E, A, B, C, D, R(71) ); - P( D, E, A, B, C, R(72) ); - P( C, D, E, A, B, R(73) ); - P( B, C, D, E, A, R(74) ); - P( A, B, C, D, E, R(75) ); - P( E, A, B, C, D, R(76) ); - P( D, E, A, B, C, R(77) ); - P( C, D, E, A, B, R(78) ); - P( B, C, D, E, A, R(79) ); + P (A, B, C, D, E, R (60)); + P (E, A, B, C, D, R (61)); + P (D, E, A, B, C, R (62)); + P (C, D, E, A, B, R (63)); + P (B, C, D, E, A, R (64)); + P (A, B, C, D, E, R (65)); + P (E, A, B, C, D, R (66)); + P (D, E, A, B, C, R (67)); + P (C, D, E, A, B, R (68)); + P (B, C, D, E, A, R (69)); + P (A, B, C, D, E, R (70)); + P (E, A, B, C, D, R (71)); + P (D, E, A, B, C, R (72)); + P (C, D, E, A, B, R (73)); + P (B, C, D, E, A, R (74)); + P (A, B, C, D, E, R (75)); + P (E, A, B, C, D, R (76)); + P (D, E, A, B, C, R (77)); + P (C, D, E, A, B, R (78)); + P (B, C, D, E, A, R (79)); #undef K #undef F - ctx->state[0] += A; - ctx->state[1] += B; - ctx->state[2] += C; - ctx->state[3] += D; - ctx->state[4] += E; + ctx->state[0] += A; + ctx->state[1] += B; + ctx->state[2] += C; + ctx->state[3] += D; + ctx->state[4] += E; } /* * SHA-1 process buffer */ -void sha1_update( sha1_context *ctx, unsigned char *input, int ilen ) +void sha1_update (sha1_context * ctx, unsigned char *input, int ilen) { - int fill; - unsigned long left; - - if( ilen <= 0 ) - return; - - left = ctx->total[0] & 0x3F; - fill = 64 - left; - - ctx->total[0] += ilen; - ctx->total[0] &= 0xFFFFFFFF; - - if( ctx->total[0] < (unsigned long) ilen ) - ctx->total[1]++; - - if( left && ilen >= fill ) - { - memcpy( (void *) (ctx->buffer + left), - (void *) input, fill ); - sha1_process( ctx, ctx->buffer ); - input += fill; - ilen -= fill; - left = 0; - } - - while( ilen >= 64 ) - { - sha1_process( ctx, input ); - input += 64; - ilen -= 64; - } - - if( ilen > 0 ) - { - memcpy( (void *) (ctx->buffer + left), - (void *) input, ilen ); - } + int fill; + unsigned long left; + + if (ilen <= 0) + return; + + left = ctx->total[0] & 0x3F; + fill = 64 - left; + + ctx->total[0] += ilen; + ctx->total[0] &= 0xFFFFFFFF; + + if (ctx->total[0] < (unsigned long) ilen) + ctx->total[1]++; + + if (left && ilen >= fill) { + memcpy ((void *) (ctx->buffer + left), (void *) input, fill); + sha1_process (ctx, ctx->buffer); + input += fill; + ilen -= fill; + left = 0; + } + + while (ilen >= 64) { + sha1_process (ctx, input); + input += 64; + ilen -= 64; + } + + if (ilen > 0) { + memcpy ((void *) (ctx->buffer + left), (void *) input, ilen); + } } -static const unsigned char sha1_padding[64] = -{ - 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 +static const unsigned char sha1_padding[64] = { + 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 }; /* * SHA-1 final digest */ -void sha1_finish( sha1_context *ctx, unsigned char output[20] ) +void sha1_finish (sha1_context * ctx, unsigned char output[20]) { - unsigned long last, padn; - unsigned long high, low; - unsigned char msglen[8]; + unsigned long last, padn; + unsigned long 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); - PUT_UINT32_BE( high, msglen, 0 ); - PUT_UINT32_BE( low, msglen, 4 ); + PUT_UINT32_BE (high, msglen, 0); + PUT_UINT32_BE (low, msglen, 4); - last = ctx->total[0] & 0x3F; - padn = ( last < 56 ) ? ( 56 - last ) : ( 120 - last ); + last = ctx->total[0] & 0x3F; + padn = (last < 56) ? (56 - last) : (120 - last); - sha1_update( ctx, (unsigned char *) sha1_padding, padn ); - sha1_update( ctx, msglen, 8 ); + sha1_update (ctx, (unsigned char *) sha1_padding, padn); + sha1_update (ctx, msglen, 8); - PUT_UINT32_BE( ctx->state[0], output, 0 ); - PUT_UINT32_BE( ctx->state[1], output, 4 ); - PUT_UINT32_BE( ctx->state[2], output, 8 ); - PUT_UINT32_BE( ctx->state[3], output, 12 ); - PUT_UINT32_BE( ctx->state[4], output, 16 ); + PUT_UINT32_BE (ctx->state[0], output, 0); + PUT_UINT32_BE (ctx->state[1], output, 4); + PUT_UINT32_BE (ctx->state[2], output, 8); + PUT_UINT32_BE (ctx->state[3], output, 12); + PUT_UINT32_BE (ctx->state[4], output, 16); } /* * Output = SHA-1( input buffer ) */ -void sha1_csum( unsigned char *input, int ilen, - unsigned char output[20] ) +void sha1_csum (unsigned char *input, int ilen, unsigned char output[20]) { - sha1_context ctx; + sha1_context ctx; - sha1_starts( &ctx ); - sha1_update( &ctx, input, ilen ); - sha1_finish( &ctx, output ); + sha1_starts (&ctx); + sha1_update (&ctx, input, ilen); + sha1_finish (&ctx, output); } /* * Output = HMAC-SHA-1( input buffer, hmac key ) */ -void sha1_hmac( unsigned char *key, int keylen, - unsigned char *input, int ilen, - unsigned char output[20] ) +void sha1_hmac (unsigned char *key, int keylen, + unsigned char *input, int ilen, unsigned char output[20]) { - int i; - sha1_context ctx; - unsigned char k_ipad[64]; - unsigned char k_opad[64]; - unsigned char tmpbuf[20]; - - memset( k_ipad, 0x36, 64 ); - memset( k_opad, 0x5C, 64 ); - - for( i = 0; i < keylen; i++ ) - { - if( i >= 64 ) break; - - k_ipad[i] ^= key[i]; - k_opad[i] ^= key[i]; - } - - sha1_starts( &ctx ); - sha1_update( &ctx, k_ipad, 64 ); - sha1_update( &ctx, input, ilen ); - sha1_finish( &ctx, tmpbuf ); - - sha1_starts( &ctx ); - sha1_update( &ctx, k_opad, 64 ); - sha1_update( &ctx, tmpbuf, 20 ); - sha1_finish( &ctx, output ); - - memset( k_ipad, 0, 64 ); - memset( k_opad, 0, 64 ); - memset( tmpbuf, 0, 20 ); - memset( &ctx, 0, sizeof( sha1_context ) ); + int i; + sha1_context ctx; + unsigned char k_ipad[64]; + unsigned char k_opad[64]; + unsigned char tmpbuf[20]; + + memset (k_ipad, 0x36, 64); + memset (k_opad, 0x5C, 64); + + for (i = 0; i < keylen; i++) { + if (i >= 64) + break; + + k_ipad[i] ^= key[i]; + k_opad[i] ^= key[i]; + } + + sha1_starts (&ctx); + sha1_update (&ctx, k_ipad, 64); + sha1_update (&ctx, input, ilen); + sha1_finish (&ctx, tmpbuf); + + sha1_starts (&ctx); + sha1_update (&ctx, k_opad, 64); + sha1_update (&ctx, tmpbuf, 20); + sha1_finish (&ctx, output); + + memset (k_ipad, 0, 64); + memset (k_opad, 0, 64); + memset (tmpbuf, 0, 20); + memset (&ctx, 0, sizeof (sha1_context)); } static const char _sha1_src[] = "_sha1_src"; @@ -365,66 +353,61 @@ static const char _sha1_src[] = "_sha1_src"; /* * FIPS-180-1 test vectors */ -static const char sha1_test_str[3][57] = -{ - { "abc" }, - { "abcdbcdecdefdefgefghfghighijhijkijkljklmklmnlmnomnopnopq" }, - { "" } +static const char sha1_test_str[3][57] = { + {"abc"}, + {"abcdbcdecdefdefgefghfghighijhijkijkljklmklmnlmnomnopnopq"}, + {""} }; -static const unsigned char sha1_test_sum[3][20] = -{ - { 0xA9, 0x99, 0x3E, 0x36, 0x47, 0x06, 0x81, 0x6A, 0xBA, 0x3E, - 0x25, 0x71, 0x78, 0x50, 0xC2, 0x6C, 0x9C, 0xD0, 0xD8, 0x9D }, - { 0x84, 0x98, 0x3E, 0x44, 0x1C, 0x3B, 0xD2, 0x6E, 0xBA, 0xAE, - 0x4A, 0xA1, 0xF9, 0x51, 0x29, 0xE5, 0xE5, 0x46, 0x70, 0xF1 }, - { 0x34, 0xAA, 0x97, 0x3C, 0xD4, 0xC4, 0xDA, 0xA4, 0xF6, 0x1E, - 0xEB, 0x2B, 0xDB, 0xAD, 0x27, 0x31, 0x65, 0x34, 0x01, 0x6F } +static const unsigned char sha1_test_sum[3][20] = { + {0xA9, 0x99, 0x3E, 0x36, 0x47, 0x06, 0x81, 0x6A, 0xBA, 0x3E, + 0x25, 0x71, 0x78, 0x50, 0xC2, 0x6C, 0x9C, 0xD0, 0xD8, 0x9D}, + {0x84, 0x98, 0x3E, 0x44, 0x1C, 0x3B, 0xD2, 0x6E, 0xBA, 0xAE, + 0x4A, 0xA1, 0xF9, 0x51, 0x29, 0xE5, 0xE5, 0x46, 0x70, 0xF1}, + {0x34, 0xAA, 0x97, 0x3C, 0xD4, 0xC4, 0xDA, 0xA4, 0xF6, 0x1E, + 0xEB, 0x2B, 0xDB, 0xAD, 0x27, 0x31, 0x65, 0x34, 0x01, 0x6F} }; /* * Checkup routine */ -int sha1_self_test( void ) +int sha1_self_test (void) { - int i, j; - unsigned char buf[1000]; - unsigned char sha1sum[20]; - sha1_context ctx; - - for( i = 0; i < 3; i++ ) - { - printf( " SHA-1 test #%d: ", i + 1 ); - - sha1_starts( &ctx ); - - if( i < 2 ) - sha1_update( &ctx, (unsigned char *) sha1_test_str[i], - strlen( sha1_test_str[i] ) ); - else - { - memset( buf, 'a', 1000 ); - for( j = 0; j < 1000; j++ ) - sha1_update( &ctx, buf, 1000 ); - } - - sha1_finish( &ctx, sha1sum ); - - if( memcmp( sha1sum, sha1_test_sum[i], 20 ) != 0 ) - { - printf( "failed\n" ); - return( 1 ); - } - - printf( "passed\n" ); - } - - printf( "\n" ); - return( 0 ); + int i, j; + unsigned char buf[1000]; + unsigned char sha1sum[20]; + sha1_context ctx; + + for (i = 0; i < 3; i++) { + printf (" SHA-1 test #%d: ", i + 1); + + sha1_starts (&ctx); + + if (i < 2) + sha1_update (&ctx, (unsigned char *) sha1_test_str[i], + strlen (sha1_test_str[i])); + else { + memset (buf, 'a', 1000); + for (j = 0; j < 1000; j++) + sha1_update (&ctx, buf, 1000); + } + + sha1_finish (&ctx, sha1sum); + + if (memcmp (sha1sum, sha1_test_sum[i], 20) != 0) { + printf ("failed\n"); + return (1); + } + + printf ("passed\n"); + } + + printf ("\n"); + return (0); } #else -int sha1_self_test( void ) +int sha1_self_test (void) { - return( 0 ); + return (0); } #endif -- cgit v1.1