diff options
Diffstat (limited to 'meta/packages/shasum')
-rw-r--r-- | meta/packages/shasum/files/main.c | 60 | ||||
-rw-r--r-- | meta/packages/shasum/files/mhash_sha256.h | 64 | ||||
-rw-r--r-- | meta/packages/shasum/files/sha256.c | 322 | ||||
-rw-r--r-- | meta/packages/shasum/shasum-native.bb | 8 | ||||
-rw-r--r-- | meta/packages/shasum/shasum.inc | 23 |
5 files changed, 0 insertions, 477 deletions
diff --git a/meta/packages/shasum/files/main.c b/meta/packages/shasum/files/main.c deleted file mode 100644 index 0748a94f3..000000000 --- a/meta/packages/shasum/files/main.c +++ /dev/null @@ -1,60 +0,0 @@ -#include <stdio.h> -#include <stdlib.h> - -#include "mhash_sha256.h" - -/* - * from driver.c of mhash - */ -static const char hexconvtab[] = "0123456789abcdef"; - -static char * -bin2hex(const unsigned char *old, const size_t oldlen, size_t * newlen) -{ - unsigned char *new = NULL; - int i, j; - - new = (char *) malloc(oldlen * 2 * sizeof(char) + 1); - if (!new) - return (new); - - for (i = j = 0; i < oldlen; i++) { - new[j++] = hexconvtab[old[i] >> 4]; - new[j++] = hexconvtab[old[i] & 15]; - } - new[j] = '\0'; - - if (newlen) - *newlen = oldlen * 2 * sizeof(char); - - return (new); -} - - -int main(int argc, char** argv) -{ - FILE *file; - size_t n; - SHA256_CTX ctx; - unsigned char buf[1024]; - byte output[33]; - - if ( argc <= 1 ) { - return EXIT_FAILURE; - } - - if ( (file=fopen(argv[1], "rb")) == NULL ) { - return EXIT_FAILURE; - } - - sha256_init(&ctx); - - while ( (n=fread( buf, 1, sizeof(buf), file)) > 0 ) - sha256_update(&ctx, buf, n ); - - sha256_final(&ctx); - sha256_digest(&ctx, output); - - printf("%s ?%s\n", bin2hex(output, 32, &n), argv[1]); - return EXIT_SUCCESS; -} diff --git a/meta/packages/shasum/files/mhash_sha256.h b/meta/packages/shasum/files/mhash_sha256.h deleted file mode 100644 index 46090c5f3..000000000 --- a/meta/packages/shasum/files/mhash_sha256.h +++ /dev/null @@ -1,64 +0,0 @@ -/* sha.h - * - * The sha1 and sha256 hash functions. - */ - -/* nettle, low-level cryptographics library - * - * Copyright (C) 2001 Niels Möller - * - * The nettle library is free software; you can redistribute it and/or modify - * it under the terms of the GNU Lesser General Public License as published by - * the Free Software Foundation; either version 2.1 of the License, or (at your - * option) any later version. - * - * The nettle 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 the nettle library; see the file COPYING.LIB. If not, write to - * the Free Software Foundation, Inc., 59 Temple Place - Suite 330, Boston, - * MA 02111-1307, USA. - */ - -#ifndef NETTLE_SHA_H_INCLUDED -#define NETTLE_SHA_H_INCLUDED - -#include <inttypes.h> - -typedef uint32_t word32; -typedef unsigned char byte; - - -/* SHA256 */ - -#define SHA256_DIGEST_SIZE 32 -#define SHA256_DATA_SIZE 64 - -/* Digest is kept internally as 8 32-bit words. */ -#define _SHA256_DIGEST_LENGTH 8 - -typedef struct sha256_ctx -{ - word32 state[_SHA256_DIGEST_LENGTH]; /* State variables */ - word32 count_low, count_high; /* 64-bit block count */ - byte block[SHA256_DATA_SIZE]; /* SHA256 data buffer */ - unsigned int index; /* index into buffer */ -} SHA256_CTX; - -void -sha256_init(struct sha256_ctx *ctx); - -void -sha256_update(struct sha256_ctx *ctx, const byte *data, unsigned length); - -void -sha256_final(struct sha256_ctx *ctx); - -void -sha256_digest(const struct sha256_ctx *ctx, byte *digest); - - -#endif /* NETTLE_SHA_H_INCLUDED */ diff --git a/meta/packages/shasum/files/sha256.c b/meta/packages/shasum/files/sha256.c deleted file mode 100644 index e2ee2c6b4..000000000 --- a/meta/packages/shasum/files/sha256.c +++ /dev/null @@ -1,322 +0,0 @@ -/* sha256.h - * - * The sha256 hash function. - */ - -/* nettle, low-level cryptographics library - * - * Copyright (C) 2001 Niels Möller - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License as - * published by the Free Software Foundation; either version 2 of the - * License, or (at your option) any later version. - * - * The nettle 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 the nettle library; see the file COPYING.LIB. If not, write to - * the Free Software Foundation, Inc., 59 Temple Place - Suite 330, Boston, - * MA 02111-1307, USA. - */ - -/* Modelled after the sha1.c code by Peter Gutmann. */ - -#include "mhash_sha256.h" -#include <stdlib.h> -#include <string.h> - - -#ifndef EXTRACT_UCHAR -#define EXTRACT_UCHAR(p) (*(unsigned char *)(p)) -#endif - -#define STRING2INT(s) ((((((EXTRACT_UCHAR(s) << 8) \ - | EXTRACT_UCHAR(s+1)) << 8) \ - | EXTRACT_UCHAR(s+2)) << 8) \ - | EXTRACT_UCHAR(s+3)) - -/* This has been modified in order to fit in mhash. - * --nmav. - */ - -/* A block, treated as a sequence of 32-bit words. */ -#define SHA256_DATA_LENGTH 16 - -#define ROTR(n,x) ((x)>>(n) | ((x)<<(32-(n)))) -#define SHR(n,x) ((x)>>(n)) - -/* The SHA256 functions. The Choice function is the same as the SHA1 - function f1, and the majority function is the same as the SHA1 f3 - function. They can be optimized to save one boolean operation each - - thanks to Rich Schroeppel, rcs@cs.arizona.edu for discovering - this */ - -/* #define Choice(x,y,z) ( ( (x) & (y) ) | ( ~(x) & (z) ) ) */ -#define Choice(x,y,z) ( (z) ^ ( (x) & ( (y) ^ (z) ) ) ) -/* #define Majority(x,y,z) ( ((x) & (y)) ^ ((x) & (z)) ^ ((y) & (z)) ) */ -#define Majority(x,y,z) ( ((x) & (y)) ^ ((z) & ((x) ^ (y))) ) - -#define S0(x) (ROTR(2,(x)) ^ ROTR(13,(x)) ^ ROTR(22,(x))) -#define S1(x) (ROTR(6,(x)) ^ ROTR(11,(x)) ^ ROTR(25,(x))) - -#define s0(x) (ROTR(7,(x)) ^ ROTR(18,(x)) ^ SHR(3,(x))) -#define s1(x) (ROTR(17,(x)) ^ ROTR(19,(x)) ^ SHR(10,(x))) - -/* Generated by the shadata program. */ -static const word32 K[64] = { - 0x428a2f98UL, 0x71374491UL, 0xb5c0fbcfUL, 0xe9b5dba5UL, - 0x3956c25bUL, 0x59f111f1UL, 0x923f82a4UL, 0xab1c5ed5UL, - 0xd807aa98UL, 0x12835b01UL, 0x243185beUL, 0x550c7dc3UL, - 0x72be5d74UL, 0x80deb1feUL, 0x9bdc06a7UL, 0xc19bf174UL, - 0xe49b69c1UL, 0xefbe4786UL, 0xfc19dc6UL, 0x240ca1ccUL, - 0x2de92c6fUL, 0x4a7484aaUL, 0x5cb0a9dcUL, 0x76f988daUL, - 0x983e5152UL, 0xa831c66dUL, 0xb00327c8UL, 0xbf597fc7UL, - 0xc6e00bf3UL, 0xd5a79147UL, 0x6ca6351UL, 0x14292967UL, - 0x27b70a85UL, 0x2e1b2138UL, 0x4d2c6dfcUL, 0x53380d13UL, - 0x650a7354UL, 0x766a0abbUL, 0x81c2c92eUL, 0x92722c85UL, - 0xa2bfe8a1UL, 0xa81a664bUL, 0xc24b8b70UL, 0xc76c51a3UL, - 0xd192e819UL, 0xd6990624UL, 0xf40e3585UL, 0x106aa070UL, - 0x19a4c116UL, 0x1e376c08UL, 0x2748774cUL, 0x34b0bcb5UL, - 0x391c0cb3UL, 0x4ed8aa4aUL, 0x5b9cca4fUL, 0x682e6ff3UL, - 0x748f82eeUL, 0x78a5636fUL, 0x84c87814UL, 0x8cc70208UL, - 0x90befffaUL, 0xa4506cebUL, 0xbef9a3f7UL, 0xc67178f2UL, -}; - -/* The initial expanding function. The hash function is defined over an - 64-word expanded input array W, where the first 16 are copies of the input - data, and the remaining 64 are defined by - - W[ t ] = s1(W[t-2] + W[t-7] + s0(W[i-15] + W[i-16] - - This implementation generates these values on the fly in a circular - buffer - thanks to Colin Plumb, colin@nyx10.cs.du.edu for this - optimization. -*/ - -#define EXPAND(W,i) \ -( W[(i) & 15 ] += (s1(W[((i)-2) & 15]) + W[((i)-7) & 15] + s0(W[((i)-15) & 15])) ) - -/* The prototype SHA sub-round. The fundamental sub-round is: - - T1 = h + S1(e) + Choice(e,f,g) + K[t] + W[t] - T2 = S0(a) + Majority(a,b,c) - a' = T1+T2 - b' = a - c' = b - d' = c - e' = d + T1 - f' = e - g' = f - h' = g - - but this is implemented by unrolling the loop 8 times and renaming - the variables - ( h, a, b, c, d, e, f, g ) = ( a, b, c, d, e, f, g, h ) each - iteration. This code is then replicated 8, using the next 8 values - from the W[] array each time */ - -/* FIXME: We can probably reorder this to optimize away at least one - * of T1 and T2. It's crucial that DATA is only used once, as that - * argument will have side effects. */ -#define ROUND(a,b,c,d,e,f,g,h,k,data) do { \ - word32 T1 = h + S1(e) + Choice(e,f,g) + k + data; \ - word32 T2 = S0(a) + Majority(a,b,c); \ - d += T1; \ - h = T1 + T2; \ -} while (0) - -/* Initialize the SHA values */ - -void sha256_init(struct sha256_ctx *ctx) -{ - /* Initial values, also generated by the shadata program. */ - static const word32 H0[_SHA256_DIGEST_LENGTH] = { - 0x6a09e667UL, 0xbb67ae85UL, 0x3c6ef372UL, 0xa54ff53aUL, - 0x510e527fUL, 0x9b05688cUL, 0x1f83d9abUL, 0x5be0cd19UL, - }; - - memcpy(ctx->state, H0, sizeof(H0)); - - /* Initialize bit count */ - ctx->count_low = ctx->count_high = 0; - - /* Initialize buffer */ - ctx->index = 0; -} - -/* Perform the SHA transformation. Note that this code, like MD5, seems to - break some optimizing compilers due to the complexity of the expressions - and the size of the basic block. It may be necessary to split it into - sections, e.g. based on the four subrounds - - Note that this function destroys the data area */ - -static void sha256_transform(word32 * state, word32 * data) -{ - word32 A, B, C, D, E, F, G, H; /* Local vars */ - unsigned i; - const word32 *k; - word32 *d; - - /* Set up first buffer and local data buffer */ - A = state[0]; - B = state[1]; - C = state[2]; - D = state[3]; - E = state[4]; - F = state[5]; - G = state[6]; - H = state[7]; - - /* Heavy mangling */ - /* First 16 subrounds that act on the original data */ - - for (i = 0, k = K, d = data; i < 16; i += 8, k += 8, d += 8) { - ROUND(A, B, C, D, E, F, G, H, k[0], d[0]); - ROUND(H, A, B, C, D, E, F, G, k[1], d[1]); - ROUND(G, H, A, B, C, D, E, F, k[2], d[2]); - ROUND(F, G, H, A, B, C, D, E, k[3], d[3]); - ROUND(E, F, G, H, A, B, C, D, k[4], d[4]); - ROUND(D, E, F, G, H, A, B, C, k[5], d[5]); - ROUND(C, D, E, F, G, H, A, B, k[6], d[6]); - ROUND(B, C, D, E, F, G, H, A, k[7], d[7]); - } - - for (; i < 64; i += 16, k += 16) { - ROUND(A, B, C, D, E, F, G, H, k[0], EXPAND(data, 0)); - ROUND(H, A, B, C, D, E, F, G, k[1], EXPAND(data, 1)); - ROUND(G, H, A, B, C, D, E, F, k[2], EXPAND(data, 2)); - ROUND(F, G, H, A, B, C, D, E, k[3], EXPAND(data, 3)); - ROUND(E, F, G, H, A, B, C, D, k[4], EXPAND(data, 4)); - ROUND(D, E, F, G, H, A, B, C, k[5], EXPAND(data, 5)); - ROUND(C, D, E, F, G, H, A, B, k[6], EXPAND(data, 6)); - ROUND(B, C, D, E, F, G, H, A, k[7], EXPAND(data, 7)); - ROUND(A, B, C, D, E, F, G, H, k[8], EXPAND(data, 8)); - ROUND(H, A, B, C, D, E, F, G, k[9], EXPAND(data, 9)); - ROUND(G, H, A, B, C, D, E, F, k[10], EXPAND(data, 10)); - ROUND(F, G, H, A, B, C, D, E, k[11], EXPAND(data, 11)); - ROUND(E, F, G, H, A, B, C, D, k[12], EXPAND(data, 12)); - ROUND(D, E, F, G, H, A, B, C, k[13], EXPAND(data, 13)); - ROUND(C, D, E, F, G, H, A, B, k[14], EXPAND(data, 14)); - ROUND(B, C, D, E, F, G, H, A, k[15], EXPAND(data, 15)); - } - - /* Update state */ - state[0] += A; - state[1] += B; - state[2] += C; - state[3] += D; - state[4] += E; - state[5] += F; - state[6] += G; - state[7] += H; -} - -static void sha256_block(struct sha256_ctx *ctx, const byte * block) -{ - word32 data[SHA256_DATA_LENGTH]; - int i; - - /* Update block count */ - if (!++ctx->count_low) - ++ctx->count_high; - - /* Endian independent conversion */ - for (i = 0; i < SHA256_DATA_LENGTH; i++, block += 4) - data[i] = STRING2INT(block); - - sha256_transform(ctx->state, data); -} - -void -sha256_update(struct sha256_ctx *ctx, const byte * buffer, unsigned length) -{ - if (ctx->index) { /* Try to fill partial block */ - unsigned left = SHA256_DATA_SIZE - ctx->index; - if (length < left) { - memcpy(ctx->block + ctx->index, buffer, length); - ctx->index += length; - return; /* Finished */ - } else { - memcpy(ctx->block + ctx->index, buffer, left); - sha256_block(ctx, ctx->block); - buffer += left; - length -= left; - } - } - while (length >= SHA256_DATA_SIZE) { - sha256_block(ctx, buffer); - buffer += SHA256_DATA_SIZE; - length -= SHA256_DATA_SIZE; - } - /* Buffer leftovers */ - /* NOTE: The corresponding sha1 code checks for the special case length == 0. - * That seems supoptimal, as I suspect it increases the number of branches. */ - - memcpy(ctx->block, buffer, length); - ctx->index = length; -} - -/* Final wrapup - pad to SHA1_DATA_SIZE-byte boundary with the bit pattern - 1 0* (64-bit count of bits processed, MSB-first) */ - -void sha256_final(struct sha256_ctx *ctx) -{ - word32 data[SHA256_DATA_LENGTH]; - int i; - int words; - - i = ctx->index; - - /* Set the first char of padding to 0x80. This is safe since there is - always at least one byte free */ - -/* assert(i < SHA256_DATA_SIZE); - */ - ctx->block[i++] = 0x80; - - /* Fill rest of word */ - for (; i & 3; i++) - ctx->block[i] = 0; - - /* i is now a multiple of the word size 4 */ - words = i >> 2; - for (i = 0; i < words; i++) - data[i] = STRING2INT(ctx->block + 4 * i); - - if (words > (SHA256_DATA_LENGTH - 2)) { /* No room for length in this block. Process it and - * pad with another one */ - for (i = words; i < SHA256_DATA_LENGTH; i++) - data[i] = 0; - sha256_transform(ctx->state, data); - for (i = 0; i < (SHA256_DATA_LENGTH - 2); i++) - data[i] = 0; - } else - for (i = words; i < SHA256_DATA_LENGTH - 2; i++) - data[i] = 0; - - /* There are 512 = 2^9 bits in one block */ - data[SHA256_DATA_LENGTH - 2] = - (ctx->count_high << 9) | (ctx->count_low >> 23); - data[SHA256_DATA_LENGTH - 1] = - (ctx->count_low << 9) | (ctx->index << 3); - sha256_transform(ctx->state, data); -} - -void sha256_digest(const struct sha256_ctx *ctx, byte * s) -{ - int i; - - if (s!=NULL) - for (i = 0; i < _SHA256_DIGEST_LENGTH; i++) { - *s++ = ctx->state[i] >> 24; - *s++ = 0xff & (ctx->state[i] >> 16); - *s++ = 0xff & (ctx->state[i] >> 8); - *s++ = 0xff & ctx->state[i]; - } -} - diff --git a/meta/packages/shasum/shasum-native.bb b/meta/packages/shasum/shasum-native.bb deleted file mode 100644 index d39a6c386..000000000 --- a/meta/packages/shasum/shasum-native.bb +++ /dev/null @@ -1,8 +0,0 @@ -require shasum.inc - -inherit native - -INHIBIT_DEFAULT_DEPS = "1" -PATCHTOOL = "patch" - -do_fetch[depends] = "" diff --git a/meta/packages/shasum/shasum.inc b/meta/packages/shasum/shasum.inc deleted file mode 100644 index d5f1e8b92..000000000 --- a/meta/packages/shasum/shasum.inc +++ /dev/null @@ -1,23 +0,0 @@ -SUMMARY = "A simple tool to create sha256 hashes from a file" -LICENSE = "LGPL" - -PR = "r1" - -S = "${WORKDIR}" - -SRC_URI = "file://main.c \ - file://mhash_sha256.h \ - file://sha256.c " - -do_configure() { - : -} - -do_compile() { - $CC $CFLAGS $CPPFLAGS -o oe_sha256sum main.c sha256.c -} - -do_install() { - install -d ${D}${bindir}/ - install ${S}/oe_sha256sum ${D}${bindir}/ -} |