mirror of https://github.com/FFmpeg/FFmpeg.git
Includes RIPEMD-128, RIPEMD-160, RIPEMD-256 and RIPEMD-320 Signed-off-by: James Almer <jamrial@gmail.com>pull/24/merge
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/*
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* Copyright (C) 2007 Michael Niedermayer <michaelni@gmx.at> |
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* Copyright (C) 2013 James Almer |
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* |
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* This file is part of FFmpeg. |
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* |
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* FFmpeg is free software; you can redistribute it and/or |
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* modify it under the terms of the GNU Lesser General Public |
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* License as published by the Free Software Foundation; either |
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* version 2.1 of the License, or (at your option) any later version. |
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* |
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* FFmpeg is distributed in the hope that it will be useful, |
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* but WITHOUT ANY WARRANTY; without even the implied warranty of |
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
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* Lesser General Public License for more details. |
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* |
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* You should have received a copy of the GNU Lesser General Public |
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* License along with FFmpeg; if not, write to the Free Software |
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA |
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*/ |
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#include <string.h> |
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#include "attributes.h" |
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#include "avutil.h" |
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#include "bswap.h" |
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#include "intreadwrite.h" |
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#include "ripemd.h" |
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#include "mem.h" |
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/** hash context */ |
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typedef struct AVRIPEMD { |
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uint8_t digest_len; ///< digest length in 32-bit words
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uint64_t count; ///< number of bytes in buffer
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uint8_t buffer[64]; ///< 512-bit buffer of input values used in hash updating
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uint32_t state[10]; ///< current hash value
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uint8_t ext; ///< extension (0 for 128 and 160, 1 for 256 and 320)
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/** function used to update hash for 512-bit input block */ |
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void (*transform)(uint32_t *state, const uint8_t buffer[64], int ext); |
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} AVRIPEMD; |
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const int av_ripemd_size = sizeof(AVRIPEMD); |
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struct AVRIPEMD *av_ripemd_alloc(void) |
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{ |
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return av_mallocz(sizeof(struct AVRIPEMD)); |
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} |
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static const uint32_t KA[4] = { |
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0x5a827999, 0x6ed9eba1, 0x8f1bbcdc, 0xa953fd4e |
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}; |
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static const uint32_t KB[4] = { |
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0x50a28be6, 0x5c4dd124, 0x6d703ef3, 0x7a6d76e9 |
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}; |
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static const int ROTA[80] = { |
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11, 14, 15, 12, 5, 8, 7 , 9, 11, 13, 14, 15, 6, 7, 9, 8, |
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7 , 6, 8, 13, 11, 9, 7, 15, 7, 12, 15, 9, 11, 7, 13, 12, |
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11, 13, 6, 7, 14, 9, 13, 15, 14, 8, 13, 6, 5, 12, 7, 5, |
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11, 12, 14, 15, 14, 15, 9, 8, 9, 14, 5, 6, 8, 6, 5, 12, |
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9, 15, 5, 11, 6, 8, 13, 12, 5, 12, 13, 14, 11, 8, 5, 6 |
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}; |
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static const int ROTB[80] = { |
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8, 9, 9, 11, 13, 15, 15, 5, 7, 7, 8, 11, 14, 14, 12, 6, |
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9, 13, 15, 7, 12, 8, 9, 11, 7, 7, 12, 7, 6, 15, 13, 11, |
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9, 7, 15, 11, 8, 6, 6, 14, 12, 13, 5, 14, 13, 13, 7, 5, |
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15, 5, 8, 11, 14, 14, 6, 14, 6, 9, 12, 9, 12, 5, 15, 8, |
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8, 5, 12, 9, 12, 5, 14, 6, 8, 13, 6, 5, 15, 13, 11, 11 |
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}; |
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static const int WA[80] = { |
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0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, |
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7, 4, 13, 1, 10, 6, 15, 3, 12, 0, 9, 5, 2, 14, 11, 8, |
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3, 10, 14, 4, 9, 15, 8, 1, 2, 7, 0, 6, 13, 11, 5, 12, |
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1, 9, 11, 10, 0, 8, 12, 4, 13, 3, 7, 15, 14, 5, 6, 2, |
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4, 0, 5, 9, 7, 12, 2, 10, 14, 1, 3, 8, 11, 6, 15, 13 |
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}; |
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static const int WB[80] = { |
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5, 14, 7, 0, 9, 2, 11, 4, 13, 6, 15, 8, 1, 10, 3, 12, |
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6, 11, 3, 7, 0, 13, 5, 10, 14, 15, 8, 12, 4, 9, 1, 2, |
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15, 5, 1, 3, 7, 14, 6, 9, 11, 8, 12, 2, 10, 0, 4, 13, |
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8, 6, 4, 1, 3, 11, 15, 0, 5, 12, 2, 13, 9, 7, 10, 14, |
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12, 15, 10, 4, 1, 5, 8, 7, 6, 2, 13, 14, 0, 3, 9, 11 |
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}; |
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#define rol(value, bits) ((value << bits) | (value >> (32 - bits))) |
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#define SWAP(a,b) if (ext) { int t = a; a = b; b = t; } |
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#define ROUND128_0_TO_15(a,b,c,d,e,f,g,h) \ |
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a = rol(a + (( b ^ c ^ d) + block[WA[n]]), ROTA[n]); \
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e = rol(e + ((((f ^ g) & h) ^ g) + block[WB[n]] + KB[0]), ROTB[n]); \
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n++ |
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#define ROUND128_16_TO_31(a,b,c,d,e,f,g,h) \ |
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a = rol(a + ((((c ^ d) & b) ^ d) + block[WA[n]] + KA[0]), ROTA[n]); \
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e = rol(e + (((~g | f) ^ h) + block[WB[n]] + KB[1]), ROTB[n]); \
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n++ |
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#define ROUND128_32_TO_47(a,b,c,d,e,f,g,h) \ |
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a = rol(a + (((~c | b) ^ d) + block[WA[n]] + KA[1]), ROTA[n]); \
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e = rol(e + ((((g ^ h) & f) ^ h) + block[WB[n]] + KB[2]), ROTB[n]); \
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n++ |
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#define ROUND128_48_TO_63(a,b,c,d,e,f,g,h) \ |
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a = rol(a + ((((b ^ c) & d) ^ c) + block[WA[n]] + KA[2]), ROTA[n]); \
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e = rol(e + (( f ^ g ^ h) + block[WB[n]]), ROTB[n]); \
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n++ |
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static void ripemd128_transform(uint32_t *state, const uint8_t buffer[64], int ext) |
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{ |
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uint32_t a, b, c, d, e, f, g, h; |
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uint32_t block[16]; |
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int n; |
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if (ext) { |
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a = state[0]; b = state[1]; c = state[2]; d = state[3]; |
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e = state[4]; f = state[5]; g = state[6]; h = state[7]; |
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} else { |
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a = e = state[0]; |
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b = f = state[1]; |
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c = g = state[2]; |
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d = h = state[3]; |
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} |
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for (n = 0; n < 16; n++) |
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block[n] = AV_RL32(buffer + 4 * n); |
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for (n = 0; n < 16;) { |
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ROUND128_0_TO_15(a,b,c,d,e,f,g,h); |
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ROUND128_0_TO_15(d,a,b,c,h,e,f,g); |
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ROUND128_0_TO_15(c,d,a,b,g,h,e,f); |
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ROUND128_0_TO_15(b,c,d,a,f,g,h,e); |
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} |
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SWAP(a,e) |
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for (; n < 32;) { |
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ROUND128_16_TO_31(a,b,c,d,e,f,g,h); |
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ROUND128_16_TO_31(d,a,b,c,h,e,f,g); |
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ROUND128_16_TO_31(c,d,a,b,g,h,e,f); |
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ROUND128_16_TO_31(b,c,d,a,f,g,h,e); |
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} |
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SWAP(b,f) |
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for (; n < 48;) { |
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ROUND128_32_TO_47(a,b,c,d,e,f,g,h); |
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ROUND128_32_TO_47(d,a,b,c,h,e,f,g); |
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ROUND128_32_TO_47(c,d,a,b,g,h,e,f); |
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ROUND128_32_TO_47(b,c,d,a,f,g,h,e); |
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} |
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SWAP(c,g) |
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for (; n < 64;) { |
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ROUND128_48_TO_63(a,b,c,d,e,f,g,h); |
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ROUND128_48_TO_63(d,a,b,c,h,e,f,g); |
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ROUND128_48_TO_63(c,d,a,b,g,h,e,f); |
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ROUND128_48_TO_63(b,c,d,a,f,g,h,e); |
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} |
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SWAP(d,h) |
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if (ext) { |
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state[0] += a; state[1] += b; state[2] += c; state[3] += d; |
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state[4] += e; state[5] += f; state[6] += g; state[7] += h; |
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} else { |
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h += c + state[1]; |
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state[1] = state[2] + d + e; |
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state[2] = state[3] + a + f; |
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state[3] = state[0] + b + g; |
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state[0] = h; |
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} |
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} |
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#define ROTATE(x,y) \ |
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x = rol(x, 10); \
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y = rol(y, 10); \
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n++ |
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#define ROUND160_0_TO_15(a,b,c,d,e,f,g,h,i,j) \ |
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a = rol(a + (( b ^ c ^ d) + block[WA[n]]), ROTA[n]) + e; \
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f = rol(f + (((~i | h) ^ g) + block[WB[n]] + KB[0]), ROTB[n]) + j; \
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ROTATE(c,h) |
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#define ROUND160_16_TO_31(a,b,c,d,e,f,g,h,i,j) \ |
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a = rol(a + ((((c ^ d) & b) ^ d) + block[WA[n]] + KA[0]), ROTA[n]) + e; \
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f = rol(f + ((((g ^ h) & i) ^ h) + block[WB[n]] + KB[1]), ROTB[n]) + j; \
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ROTATE(c,h) |
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#define ROUND160_32_TO_47(a,b,c,d,e,f,g,h,i,j) \ |
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a = rol(a + (((~c | b) ^ d) + block[WA[n]] + KA[1]), ROTA[n]) + e; \
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f = rol(f + (((~h | g) ^ i) + block[WB[n]] + KB[2]), ROTB[n]) + j; \
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ROTATE(c,h) |
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#define ROUND160_48_TO_63(a,b,c,d,e,f,g,h,i,j) \ |
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a = rol(a + ((((b ^ c) & d) ^ c) + block[WA[n]] + KA[2]), ROTA[n]) + e; \
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f = rol(f + ((((h ^ i) & g) ^ i) + block[WB[n]] + KB[3]), ROTB[n]) + j; \
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ROTATE(c,h) |
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#define ROUND160_64_TO_79(a,b,c,d,e,f,g,h,i,j) \ |
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a = rol(a + (((~d | c) ^ b) + block[WA[n]] + KA[3]), ROTA[n]) + e; \
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f = rol(f + (( g ^ h ^ i) + block[WB[n]]), ROTB[n]) + j; \
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ROTATE(c,h) |
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static void ripemd160_transform(uint32_t *state, const uint8_t buffer[64], int ext) |
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{ |
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uint32_t a, b, c, d, e, f, g, h, i, j; |
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uint32_t block[16]; |
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int n; |
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if (ext) { |
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a = state[0]; b = state[1]; c = state[2]; d = state[3]; e = state[4]; |
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f = state[5]; g = state[6]; h = state[7]; i = state[8]; j = state[9]; |
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} else { |
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a = f = state[0]; |
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b = g = state[1]; |
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c = h = state[2]; |
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d = i = state[3]; |
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e = j = state[4]; |
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} |
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for (n = 0; n < 16; n++) |
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block[n] = AV_RL32(buffer + 4 * n); |
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for (n = 0; n < 16 - 1;) { |
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ROUND160_0_TO_15(a,b,c,d,e,f,g,h,i,j); |
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ROUND160_0_TO_15(e,a,b,c,d,j,f,g,h,i); |
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ROUND160_0_TO_15(d,e,a,b,c,i,j,f,g,h); |
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ROUND160_0_TO_15(c,d,e,a,b,h,i,j,f,g); |
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ROUND160_0_TO_15(b,c,d,e,a,g,h,i,j,f); |
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} |
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ROUND160_0_TO_15(a,b,c,d,e,f,g,h,i,j); |
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SWAP(a,f) |
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for (; n < 32 - 1;) { |
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ROUND160_16_TO_31(e,a,b,c,d,j,f,g,h,i); |
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ROUND160_16_TO_31(d,e,a,b,c,i,j,f,g,h); |
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ROUND160_16_TO_31(c,d,e,a,b,h,i,j,f,g); |
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ROUND160_16_TO_31(b,c,d,e,a,g,h,i,j,f); |
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ROUND160_16_TO_31(a,b,c,d,e,f,g,h,i,j); |
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} |
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ROUND160_16_TO_31(e,a,b,c,d,j,f,g,h,i); |
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SWAP(b,g) |
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for (; n < 48 - 1;) { |
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ROUND160_32_TO_47(d,e,a,b,c,i,j,f,g,h); |
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ROUND160_32_TO_47(c,d,e,a,b,h,i,j,f,g); |
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ROUND160_32_TO_47(b,c,d,e,a,g,h,i,j,f); |
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ROUND160_32_TO_47(a,b,c,d,e,f,g,h,i,j); |
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ROUND160_32_TO_47(e,a,b,c,d,j,f,g,h,i); |
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} |
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ROUND160_32_TO_47(d,e,a,b,c,i,j,f,g,h); |
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SWAP(c,h) |
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for (; n < 64 - 1;) { |
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ROUND160_48_TO_63(c,d,e,a,b,h,i,j,f,g); |
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ROUND160_48_TO_63(b,c,d,e,a,g,h,i,j,f); |
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ROUND160_48_TO_63(a,b,c,d,e,f,g,h,i,j); |
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ROUND160_48_TO_63(e,a,b,c,d,j,f,g,h,i); |
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ROUND160_48_TO_63(d,e,a,b,c,i,j,f,g,h); |
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} |
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ROUND160_48_TO_63(c,d,e,a,b,h,i,j,f,g); |
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SWAP(d,i) |
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for (; n < 80 - 1;) { |
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ROUND160_64_TO_79(b,c,d,e,a,g,h,i,j,f); |
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ROUND160_64_TO_79(a,b,c,d,e,f,g,h,i,j); |
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ROUND160_64_TO_79(e,a,b,c,d,j,f,g,h,i); |
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ROUND160_64_TO_79(d,e,a,b,c,i,j,f,g,h); |
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ROUND160_64_TO_79(c,d,e,a,b,h,i,j,f,g); |
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} |
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ROUND160_64_TO_79(b,c,d,e,a,g,h,i,j,f); |
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SWAP(e,j) |
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if (ext) { |
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state[0] += a; state[1] += b; state[2] += c; state[3] += d; state[4] += e; |
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state[5] += f; state[6] += g; state[7] += h; state[8] += i; state[9] += j; |
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} else { |
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i += c + state[1]; |
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state[1] = state[2] + d + j; |
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state[2] = state[3] + e + f; |
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state[3] = state[4] + a + g; |
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state[4] = state[0] + b + h; |
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state[0] = i; |
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} |
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} |
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av_cold int av_ripemd_init(AVRIPEMD *ctx, int bits) |
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{ |
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ctx->digest_len = bits >> 5; |
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switch (bits) { |
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case 128: // RIPEMD-128
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ctx->state[0] = 0x67452301; |
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ctx->state[1] = 0xEFCDAB89; |
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ctx->state[2] = 0x98BADCFE; |
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ctx->state[3] = 0x10325476; |
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ctx->transform = ripemd128_transform; |
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ctx->ext = 0; |
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break; |
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case 160: // RIPEMD-160
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ctx->state[0] = 0x67452301; |
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ctx->state[1] = 0xEFCDAB89; |
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ctx->state[2] = 0x98BADCFE; |
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ctx->state[3] = 0x10325476; |
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ctx->state[4] = 0xC3D2E1F0; |
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ctx->transform = ripemd160_transform; |
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ctx->ext = 0; |
||||||
|
break; |
||||||
|
case 256: // RIPEMD-256
|
||||||
|
ctx->state[0] = 0x67452301; |
||||||
|
ctx->state[1] = 0xEFCDAB89; |
||||||
|
ctx->state[2] = 0x98BADCFE; |
||||||
|
ctx->state[3] = 0x10325476; |
||||||
|
ctx->state[4] = 0x76543210; |
||||||
|
ctx->state[5] = 0xFEDCBA98; |
||||||
|
ctx->state[6] = 0x89ABCDEF; |
||||||
|
ctx->state[7] = 0x01234567; |
||||||
|
ctx->transform = ripemd128_transform; |
||||||
|
ctx->ext = 1; |
||||||
|
break; |
||||||
|
case 320: // RIPEMD-320
|
||||||
|
ctx->state[0] = 0x67452301; |
||||||
|
ctx->state[1] = 0xEFCDAB89; |
||||||
|
ctx->state[2] = 0x98BADCFE; |
||||||
|
ctx->state[3] = 0x10325476; |
||||||
|
ctx->state[4] = 0xC3D2E1F0; |
||||||
|
ctx->state[5] = 0x76543210; |
||||||
|
ctx->state[6] = 0xFEDCBA98; |
||||||
|
ctx->state[7] = 0x89ABCDEF; |
||||||
|
ctx->state[8] = 0x01234567; |
||||||
|
ctx->state[9] = 0x3C2D1E0F; |
||||||
|
ctx->transform = ripemd160_transform; |
||||||
|
ctx->ext = 1; |
||||||
|
break; |
||||||
|
default: |
||||||
|
return -1; |
||||||
|
} |
||||||
|
ctx->count = 0; |
||||||
|
return 0; |
||||||
|
} |
||||||
|
|
||||||
|
void av_ripemd_update(AVRIPEMD* ctx, const uint8_t* data, unsigned int len) |
||||||
|
{ |
||||||
|
unsigned int i, j; |
||||||
|
|
||||||
|
j = ctx->count & 63; |
||||||
|
ctx->count += len; |
||||||
|
#if CONFIG_SMALL |
||||||
|
for (i = 0; i < len; i++) { |
||||||
|
ctx->buffer[j++] = data[i]; |
||||||
|
if (64 == j) { |
||||||
|
ctx->transform(ctx->state, ctx->buffer, ctx->ext); |
||||||
|
j = 0; |
||||||
|
} |
||||||
|
} |
||||||
|
#else |
||||||
|
if ((j + len) > 63) { |
||||||
|
memcpy(&ctx->buffer[j], data, (i = 64 - j)); |
||||||
|
ctx->transform(ctx->state, ctx->buffer, ctx->ext); |
||||||
|
for (; i + 63 < len; i += 64) |
||||||
|
ctx->transform(ctx->state, &data[i], ctx->ext); |
||||||
|
j = 0; |
||||||
|
} else |
||||||
|
i = 0; |
||||||
|
memcpy(&ctx->buffer[j], &data[i], len - i); |
||||||
|
#endif |
||||||
|
} |
||||||
|
|
||||||
|
void av_ripemd_final(AVRIPEMD* ctx, uint8_t *digest) |
||||||
|
{ |
||||||
|
int i; |
||||||
|
uint64_t finalcount = av_le2ne64(ctx->count << 3); |
||||||
|
|
||||||
|
av_ripemd_update(ctx, "\200", 1); |
||||||
|
while ((ctx->count & 63) != 56) |
||||||
|
av_ripemd_update(ctx, "", 1); |
||||||
|
av_ripemd_update(ctx, (uint8_t *)&finalcount, 8); /* Should cause a transform() */ |
||||||
|
for (i = 0; i < ctx->digest_len; i++) |
||||||
|
AV_WL32(digest + i*4, ctx->state[i]); |
||||||
|
} |
||||||
|
|
||||||
|
#ifdef TEST |
||||||
|
#include <stdio.h> |
||||||
|
|
||||||
|
int main(void) |
||||||
|
{ |
||||||
|
int i, j, k; |
||||||
|
AVRIPEMD ctx; |
||||||
|
unsigned char digest[40]; |
||||||
|
const int lengths[4] = { 128, 160, 256, 320 }; |
||||||
|
|
||||||
|
for (j = 0; j < 4; j++) { |
||||||
|
printf("Testing RIPEMD-%d\n", lengths[j]); |
||||||
|
for (k = 0; k < 3; k++) { |
||||||
|
av_ripemd_init(&ctx, lengths[j]); |
||||||
|
if (k == 0) |
||||||
|
av_ripemd_update(&ctx, "abc", 3); |
||||||
|
else if (k == 1) |
||||||
|
av_ripemd_update(&ctx, "abcdbcdecdefdefgefghfghighijhijkijkljklmklmnlmnomnopnopq", 56); |
||||||
|
else |
||||||
|
for (i = 0; i < 1000*1000; i++) |
||||||
|
av_ripemd_update(&ctx, "a", 1); |
||||||
|
av_ripemd_final(&ctx, digest); |
||||||
|
for (i = 0; i < lengths[j] >> 3; i++) |
||||||
|
printf("%02X", digest[i]); |
||||||
|
putchar('\n'); |
||||||
|
} |
||||||
|
switch (j) { //test vectors (from ISO:IEC 10118-3 (2004) and http://homes.esat.kuleuven.be/~bosselae/ripemd160.html)
|
||||||
|
case 0: |
||||||
|
printf("c14a1219 9c66e4ba 84636b0f 69144c77\n" |
||||||
|
"a1aa0689 d0fafa2d dc22e88b 49133a06\n" |
||||||
|
"4a7f5723 f954eba1 216c9d8f 6320431f\n"); |
||||||
|
break; |
||||||
|
case 1: |
||||||
|
printf("8eb208f7 e05d987a 9b044a8e 98c6b087 f15a0bfc\n" |
||||||
|
"12a05338 4a9c0c88 e405a06c 27dcf49a da62eb2b\n" |
||||||
|
"52783243 c1697bdb e16d37f9 7f68f083 25dc1528\n"); |
||||||
|
break; |
||||||
|
case 2: |
||||||
|
printf("afbd6e22 8b9d8cbb cef5ca2d 03e6dba1 0ac0bc7d cbe4680e 1e42d2e9 75459b65\n" |
||||||
|
"38430455 83aac6c8 c8d91285 73e7a980 9afb2a0f 34ccc36e a9e72f16 f6368e3f\n" |
||||||
|
"ac953744 e10e3151 4c150d4d 8d7b6773 42e33399 788296e4 3ae4850c e4f97978\n"); |
||||||
|
break; |
||||||
|
case 3: |
||||||
|
printf("de4c01b3 054f8930 a79d09ae 738e9230 1e5a1708 5beffdc1 b8d11671 3e74f82f a942d64c dbc4682d\n" |
||||||
|
"d034a795 0cf72202 1ba4b84d f769a5de 2060e259 df4c9bb4 a4268c0e 935bbc74 70a969c9 d072a1ac\n" |
||||||
|
"bdee37f4 371e2064 6b8b0d86 2dda1629 2ae36f40 965e8c85 09e63d1d bddecc50 3e2b63eb 9245bb66\n"); |
||||||
|
break; |
||||||
|
} |
||||||
|
} |
||||||
|
|
||||||
|
return 0; |
||||||
|
} |
||||||
|
#endif |
@ -0,0 +1,75 @@ |
|||||||
|
/*
|
||||||
|
* Copyright (C) 2007 Michael Niedermayer <michaelni@gmx.at> |
||||||
|
* Copyright (C) 2013 James Almer <jamrial@gmail.com> |
||||||
|
* |
||||||
|
* This file is part of FFmpeg. |
||||||
|
* |
||||||
|
* FFmpeg 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. |
||||||
|
* |
||||||
|
* FFmpeg 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 FFmpeg; if not, write to the Free Software |
||||||
|
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA |
||||||
|
*/ |
||||||
|
|
||||||
|
#ifndef AVUTIL_RIPEMD_H |
||||||
|
#define AVUTIL_RIPEMD_H |
||||||
|
|
||||||
|
#include <stdint.h> |
||||||
|
|
||||||
|
#include "attributes.h" |
||||||
|
#include "version.h" |
||||||
|
|
||||||
|
/**
|
||||||
|
* @defgroup lavu_ripemd RIPEMD |
||||||
|
* @ingroup lavu_crypto |
||||||
|
* @{ |
||||||
|
*/ |
||||||
|
|
||||||
|
extern const int av_ripemd_size; |
||||||
|
|
||||||
|
struct AVRIPEMD; |
||||||
|
|
||||||
|
/**
|
||||||
|
* Allocate an AVRIPEMD context. |
||||||
|
*/ |
||||||
|
struct AVRIPEMD *av_ripemd_alloc(void); |
||||||
|
|
||||||
|
/**
|
||||||
|
* Initialize RIPEMD hashing. |
||||||
|
* |
||||||
|
* @param context pointer to the function context (of size av_ripemd_size) |
||||||
|
* @param bits number of bits in digest (128, 160, 256 or 320 bits) |
||||||
|
* @return zero if initialization succeeded, -1 otherwise |
||||||
|
*/ |
||||||
|
int av_ripemd_init(struct AVRIPEMD* context, int bits); |
||||||
|
|
||||||
|
/**
|
||||||
|
* Update hash value. |
||||||
|
* |
||||||
|
* @param context hash function context |
||||||
|
* @param data input data to update hash with |
||||||
|
* @param len input data length |
||||||
|
*/ |
||||||
|
void av_ripemd_update(struct AVRIPEMD* context, const uint8_t* data, unsigned int len); |
||||||
|
|
||||||
|
/**
|
||||||
|
* Finish hashing and output digest value. |
||||||
|
* |
||||||
|
* @param context hash function context |
||||||
|
* @param digest buffer where output digest value is stored |
||||||
|
*/ |
||||||
|
void av_ripemd_final(struct AVRIPEMD* context, uint8_t *digest); |
||||||
|
|
||||||
|
/**
|
||||||
|
* @} |
||||||
|
*/ |
||||||
|
|
||||||
|
#endif /* AVUTIL_RIPEMD_H */ |
@ -0,0 +1,28 @@ |
|||||||
|
Testing RIPEMD-128 |
||||||
|
C14A12199C66E4BA84636B0F69144C77 |
||||||
|
A1AA0689D0FAFA2DDC22E88B49133A06 |
||||||
|
4A7F5723F954EBA1216C9D8F6320431F |
||||||
|
c14a1219 9c66e4ba 84636b0f 69144c77 |
||||||
|
a1aa0689 d0fafa2d dc22e88b 49133a06 |
||||||
|
4a7f5723 f954eba1 216c9d8f 6320431f |
||||||
|
Testing RIPEMD-160 |
||||||
|
8EB208F7E05D987A9B044A8E98C6B087F15A0BFC |
||||||
|
12A053384A9C0C88E405A06C27DCF49ADA62EB2B |
||||||
|
52783243C1697BDBE16D37F97F68F08325DC1528 |
||||||
|
8eb208f7 e05d987a 9b044a8e 98c6b087 f15a0bfc |
||||||
|
12a05338 4a9c0c88 e405a06c 27dcf49a da62eb2b |
||||||
|
52783243 c1697bdb e16d37f9 7f68f083 25dc1528 |
||||||
|
Testing RIPEMD-256 |
||||||
|
AFBD6E228B9D8CBBCEF5CA2D03E6DBA10AC0BC7DCBE4680E1E42D2E975459B65 |
||||||
|
3843045583AAC6C8C8D9128573E7A9809AFB2A0F34CCC36EA9E72F16F6368E3F |
||||||
|
AC953744E10E31514C150D4D8D7B677342E33399788296E43AE4850CE4F97978 |
||||||
|
afbd6e22 8b9d8cbb cef5ca2d 03e6dba1 0ac0bc7d cbe4680e 1e42d2e9 75459b65 |
||||||
|
38430455 83aac6c8 c8d91285 73e7a980 9afb2a0f 34ccc36e a9e72f16 f6368e3f |
||||||
|
ac953744 e10e3151 4c150d4d 8d7b6773 42e33399 788296e4 3ae4850c e4f97978 |
||||||
|
Testing RIPEMD-320 |
||||||
|
DE4C01B3054F8930A79D09AE738E92301E5A17085BEFFDC1B8D116713E74F82FA942D64CDBC4682D |
||||||
|
D034A7950CF722021BA4B84DF769A5DE2060E259DF4C9BB4A4268C0E935BBC7470A969C9D072A1AC |
||||||
|
BDEE37F4371E20646B8B0D862DDA16292AE36F40965E8C8509E63D1DBDDECC503E2B63EB9245BB66 |
||||||
|
de4c01b3 054f8930 a79d09ae 738e9230 1e5a1708 5beffdc1 b8d11671 3e74f82f a942d64c dbc4682d |
||||||
|
d034a795 0cf72202 1ba4b84d f769a5de 2060e259 df4c9bb4 a4268c0e 935bbc74 70a969c9 d072a1ac |
||||||
|
bdee37f4 371e2064 6b8b0d86 2dda1629 2ae36f40 965e8c85 09e63d1d bddecc50 3e2b63eb 9245bb66 |
Loading…
Reference in new issue