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-rw-r--r--libavutil/ripemd.c515
1 files changed, 515 insertions, 0 deletions
diff --git a/libavutil/ripemd.c b/libavutil/ripemd.c
new file mode 100644
index 0000000..1ceb24b
--- /dev/null
+++ b/libavutil/ripemd.c
@@ -0,0 +1,515 @@
+/*
+ * Copyright (C) 2007 Michael Niedermayer <michaelni@gmx.at>
+ * Copyright (C) 2013 James Almer
+ *
+ * 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
+ */
+
+#include <string.h>
+
+#include "attributes.h"
+#include "avutil.h"
+#include "bswap.h"
+#include "intreadwrite.h"
+#include "ripemd.h"
+#include "mem.h"
+
+/** hash context */
+typedef struct AVRIPEMD {
+ uint8_t digest_len; ///< digest length in 32-bit words
+ uint64_t count; ///< number of bytes in buffer
+ uint8_t buffer[64]; ///< 512-bit buffer of input values used in hash updating
+ uint32_t state[10]; ///< current hash value
+ uint8_t ext; ///< extension (0 for 128 and 160, 1 for 256 and 320)
+ /** function used to update hash for 512-bit input block */
+ void (*transform)(uint32_t *state, const uint8_t buffer[64], int ext);
+} AVRIPEMD;
+
+const int av_ripemd_size = sizeof(AVRIPEMD);
+
+struct AVRIPEMD *av_ripemd_alloc(void)
+{
+ return av_mallocz(sizeof(struct AVRIPEMD));
+}
+
+static const uint32_t KA[4] = {
+ 0x5a827999, 0x6ed9eba1, 0x8f1bbcdc, 0xa953fd4e
+};
+
+static const uint32_t KB[4] = {
+ 0x50a28be6, 0x5c4dd124, 0x6d703ef3, 0x7a6d76e9
+};
+
+static const int ROTA[80] = {
+ 11, 14, 15, 12, 5, 8, 7 , 9, 11, 13, 14, 15, 6, 7, 9, 8,
+ 7 , 6, 8, 13, 11, 9, 7, 15, 7, 12, 15, 9, 11, 7, 13, 12,
+ 11, 13, 6, 7, 14, 9, 13, 15, 14, 8, 13, 6, 5, 12, 7, 5,
+ 11, 12, 14, 15, 14, 15, 9, 8, 9, 14, 5, 6, 8, 6, 5, 12,
+ 9, 15, 5, 11, 6, 8, 13, 12, 5, 12, 13, 14, 11, 8, 5, 6
+};
+
+static const int ROTB[80] = {
+ 8, 9, 9, 11, 13, 15, 15, 5, 7, 7, 8, 11, 14, 14, 12, 6,
+ 9, 13, 15, 7, 12, 8, 9, 11, 7, 7, 12, 7, 6, 15, 13, 11,
+ 9, 7, 15, 11, 8, 6, 6, 14, 12, 13, 5, 14, 13, 13, 7, 5,
+ 15, 5, 8, 11, 14, 14, 6, 14, 6, 9, 12, 9, 12, 5, 15, 8,
+ 8, 5, 12, 9, 12, 5, 14, 6, 8, 13, 6, 5, 15, 13, 11, 11
+};
+
+static const int WA[80] = {
+ 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15,
+ 7, 4, 13, 1, 10, 6, 15, 3, 12, 0, 9, 5, 2, 14, 11, 8,
+ 3, 10, 14, 4, 9, 15, 8, 1, 2, 7, 0, 6, 13, 11, 5, 12,
+ 1, 9, 11, 10, 0, 8, 12, 4, 13, 3, 7, 15, 14, 5, 6, 2,
+ 4, 0, 5, 9, 7, 12, 2, 10, 14, 1, 3, 8, 11, 6, 15, 13
+};
+
+static const int WB[80] = {
+ 5, 14, 7, 0, 9, 2, 11, 4, 13, 6, 15, 8, 1, 10, 3, 12,
+ 6, 11, 3, 7, 0, 13, 5, 10, 14, 15, 8, 12, 4, 9, 1, 2,
+ 15, 5, 1, 3, 7, 14, 6, 9, 11, 8, 12, 2, 10, 0, 4, 13,
+ 8, 6, 4, 1, 3, 11, 15, 0, 5, 12, 2, 13, 9, 7, 10, 14,
+ 12, 15, 10, 4, 1, 5, 8, 7, 6, 2, 13, 14, 0, 3, 9, 11
+};
+
+#define rol(value, bits) ((value << bits) | (value >> (32 - bits)))
+
+#define SWAP(a,b) if (ext) { t = a; a = b; b = t; }
+
+#define ROUND128_0_TO_15(a,b,c,d,e,f,g,h) \
+ a = rol(a + (( b ^ c ^ d) + block[WA[n]]), ROTA[n]); \
+ e = rol(e + ((((f ^ g) & h) ^ g) + block[WB[n]] + KB[0]), ROTB[n]); \
+ n++
+
+#define ROUND128_16_TO_31(a,b,c,d,e,f,g,h) \
+ a = rol(a + ((((c ^ d) & b) ^ d) + block[WA[n]] + KA[0]), ROTA[n]); \
+ e = rol(e + (((~g | f) ^ h) + block[WB[n]] + KB[1]), ROTB[n]); \
+ n++
+
+#define ROUND128_32_TO_47(a,b,c,d,e,f,g,h) \
+ a = rol(a + (((~c | b) ^ d) + block[WA[n]] + KA[1]), ROTA[n]); \
+ e = rol(e + ((((g ^ h) & f) ^ h) + block[WB[n]] + KB[2]), ROTB[n]); \
+ n++
+
+#define ROUND128_48_TO_63(a,b,c,d,e,f,g,h) \
+ a = rol(a + ((((b ^ c) & d) ^ c) + block[WA[n]] + KA[2]), ROTA[n]); \
+ e = rol(e + (( f ^ g ^ h) + block[WB[n]]), ROTB[n]); \
+ n++
+
+static void ripemd128_transform(uint32_t *state, const uint8_t buffer[64], int ext)
+{
+ uint32_t a, b, c, d, e, f, g, h, t;
+ uint32_t block[16];
+ int n;
+
+ if (ext) {
+ a = state[0]; b = state[1]; c = state[2]; d = state[3];
+ e = state[4]; f = state[5]; g = state[6]; h = state[7];
+ } else {
+ a = e = state[0];
+ b = f = state[1];
+ c = g = state[2];
+ d = h = state[3];
+ }
+
+ for (n = 0; n < 16; n++)
+ block[n] = AV_RL32(buffer + 4 * n);
+ n = 0;
+
+#if CONFIG_SMALL
+ for (; n < 16;) {
+ ROUND128_0_TO_15(a,b,c,d,e,f,g,h);
+ t = d; d = c; c = b; b = a; a = t;
+ t = h; h = g; g = f; f = e; e = t;
+ }
+ SWAP(a,e)
+
+ for (; n < 32;) {
+ ROUND128_16_TO_31(a,b,c,d,e,f,g,h);
+ t = d; d = c; c = b; b = a; a = t;
+ t = h; h = g; g = f; f = e; e = t;
+ }
+ SWAP(b,f)
+
+ for (; n < 48;) {
+ ROUND128_32_TO_47(a,b,c,d,e,f,g,h);
+ t = d; d = c; c = b; b = a; a = t;
+ t = h; h = g; g = f; f = e; e = t;
+ }
+ SWAP(c,g)
+
+ for (; n < 64;) {
+ ROUND128_48_TO_63(a,b,c,d,e,f,g,h);
+ t = d; d = c; c = b; b = a; a = t;
+ t = h; h = g; g = f; f = e; e = t;
+ }
+ SWAP(d,h)
+#else
+
+#define R128_0 \
+ ROUND128_0_TO_15(a,b,c,d,e,f,g,h); \
+ ROUND128_0_TO_15(d,a,b,c,h,e,f,g); \
+ ROUND128_0_TO_15(c,d,a,b,g,h,e,f); \
+ ROUND128_0_TO_15(b,c,d,a,f,g,h,e)
+
+ R128_0; R128_0; R128_0; R128_0;
+ SWAP(a,e)
+
+#define R128_16 \
+ ROUND128_16_TO_31(a,b,c,d,e,f,g,h); \
+ ROUND128_16_TO_31(d,a,b,c,h,e,f,g); \
+ ROUND128_16_TO_31(c,d,a,b,g,h,e,f); \
+ ROUND128_16_TO_31(b,c,d,a,f,g,h,e)
+
+ R128_16; R128_16; R128_16; R128_16;
+ SWAP(b,f)
+
+#define R128_32 \
+ ROUND128_32_TO_47(a,b,c,d,e,f,g,h); \
+ ROUND128_32_TO_47(d,a,b,c,h,e,f,g); \
+ ROUND128_32_TO_47(c,d,a,b,g,h,e,f); \
+ ROUND128_32_TO_47(b,c,d,a,f,g,h,e)
+
+ R128_32; R128_32; R128_32; R128_32;
+ SWAP(c,g)
+
+#define R128_48 \
+ ROUND128_48_TO_63(a,b,c,d,e,f,g,h); \
+ ROUND128_48_TO_63(d,a,b,c,h,e,f,g); \
+ ROUND128_48_TO_63(c,d,a,b,g,h,e,f); \
+ ROUND128_48_TO_63(b,c,d,a,f,g,h,e)
+
+ R128_48; R128_48; R128_48; R128_48;
+ SWAP(d,h)
+#endif
+
+ if (ext) {
+ state[0] += a; state[1] += b; state[2] += c; state[3] += d;
+ state[4] += e; state[5] += f; state[6] += g; state[7] += h;
+ } else {
+ h += c + state[1];
+ state[1] = state[2] + d + e;
+ state[2] = state[3] + a + f;
+ state[3] = state[0] + b + g;
+ state[0] = h;
+ }
+}
+
+#define ROTATE(x,y) \
+ x = rol(x, 10); \
+ y = rol(y, 10); \
+ n++
+
+#define ROUND160_0_TO_15(a,b,c,d,e,f,g,h,i,j) \
+ a = rol(a + (( b ^ c ^ d) + block[WA[n]]), ROTA[n]) + e; \
+ f = rol(f + (((~i | h) ^ g) + block[WB[n]] + KB[0]), ROTB[n]) + j; \
+ ROTATE(c,h)
+
+#define ROUND160_16_TO_31(a,b,c,d,e,f,g,h,i,j) \
+ a = rol(a + ((((c ^ d) & b) ^ d) + block[WA[n]] + KA[0]), ROTA[n]) + e; \
+ f = rol(f + ((((g ^ h) & i) ^ h) + block[WB[n]] + KB[1]), ROTB[n]) + j; \
+ ROTATE(c,h)
+
+#define ROUND160_32_TO_47(a,b,c,d,e,f,g,h,i,j) \
+ a = rol(a + (((~c | b) ^ d) + block[WA[n]] + KA[1]), ROTA[n]) + e; \
+ f = rol(f + (((~h | g) ^ i) + block[WB[n]] + KB[2]), ROTB[n]) + j; \
+ ROTATE(c,h)
+
+#define ROUND160_48_TO_63(a,b,c,d,e,f,g,h,i,j) \
+ a = rol(a + ((((b ^ c) & d) ^ c) + block[WA[n]] + KA[2]), ROTA[n]) + e; \
+ f = rol(f + ((((h ^ i) & g) ^ i) + block[WB[n]] + KB[3]), ROTB[n]) + j; \
+ ROTATE(c,h)
+
+#define ROUND160_64_TO_79(a,b,c,d,e,f,g,h,i,j) \
+ a = rol(a + (((~d | c) ^ b) + block[WA[n]] + KA[3]), ROTA[n]) + e; \
+ f = rol(f + (( g ^ h ^ i) + block[WB[n]]), ROTB[n]) + j; \
+ ROTATE(c,h)
+
+static void ripemd160_transform(uint32_t *state, const uint8_t buffer[64], int ext)
+{
+ uint32_t a, b, c, d, e, f, g, h, i, j, t;
+ uint32_t block[16];
+ int n;
+
+ if (ext) {
+ a = state[0]; b = state[1]; c = state[2]; d = state[3]; e = state[4];
+ f = state[5]; g = state[6]; h = state[7]; i = state[8]; j = state[9];
+ } else {
+ a = f = state[0];
+ b = g = state[1];
+ c = h = state[2];
+ d = i = state[3];
+ e = j = state[4];
+ }
+
+ for (n = 0; n < 16; n++)
+ block[n] = AV_RL32(buffer + 4 * n);
+ n = 0;
+
+#if CONFIG_SMALL
+ for (; n < 16;) {
+ ROUND160_0_TO_15(a,b,c,d,e,f,g,h,i,j);
+ t = e; e = d; d = c; c = b; b = a; a = t;
+ t = j; j = i; i = h; h = g; g = f; f = t;
+ }
+ SWAP(b,g)
+
+ for (; n < 32;) {
+ ROUND160_16_TO_31(a,b,c,d,e,f,g,h,i,j);
+ t = e; e = d; d = c; c = b; b = a; a = t;
+ t = j; j = i; i = h; h = g; g = f; f = t;
+ }
+ SWAP(d,i)
+
+ for (; n < 48;) {
+ ROUND160_32_TO_47(a,b,c,d,e,f,g,h,i,j);
+ t = e; e = d; d = c; c = b; b = a; a = t;
+ t = j; j = i; i = h; h = g; g = f; f = t;
+ }
+ SWAP(a,f)
+
+ for (; n < 64;) {
+ ROUND160_48_TO_63(a,b,c,d,e,f,g,h,i,j);
+ t = e; e = d; d = c; c = b; b = a; a = t;
+ t = j; j = i; i = h; h = g; g = f; f = t;
+ }
+ SWAP(c,h)
+
+ for (; n < 80;) {
+ ROUND160_64_TO_79(a,b,c,d,e,f,g,h,i,j);
+ t = e; e = d; d = c; c = b; b = a; a = t;
+ t = j; j = i; i = h; h = g; g = f; f = t;
+ }
+ SWAP(e,j)
+#else
+
+#define R160_0 \
+ ROUND160_0_TO_15(a,b,c,d,e,f,g,h,i,j); \
+ ROUND160_0_TO_15(e,a,b,c,d,j,f,g,h,i); \
+ ROUND160_0_TO_15(d,e,a,b,c,i,j,f,g,h); \
+ ROUND160_0_TO_15(c,d,e,a,b,h,i,j,f,g); \
+ ROUND160_0_TO_15(b,c,d,e,a,g,h,i,j,f)
+
+ R160_0; R160_0; R160_0;
+ ROUND160_0_TO_15(a,b,c,d,e,f,g,h,i,j);
+ SWAP(a,f)
+
+#define R160_16 \
+ ROUND160_16_TO_31(e,a,b,c,d,j,f,g,h,i); \
+ ROUND160_16_TO_31(d,e,a,b,c,i,j,f,g,h); \
+ ROUND160_16_TO_31(c,d,e,a,b,h,i,j,f,g); \
+ ROUND160_16_TO_31(b,c,d,e,a,g,h,i,j,f); \
+ ROUND160_16_TO_31(a,b,c,d,e,f,g,h,i,j)
+
+ R160_16; R160_16; R160_16;
+ ROUND160_16_TO_31(e,a,b,c,d,j,f,g,h,i);
+ SWAP(b,g)
+
+#define R160_32 \
+ ROUND160_32_TO_47(d,e,a,b,c,i,j,f,g,h); \
+ ROUND160_32_TO_47(c,d,e,a,b,h,i,j,f,g); \
+ ROUND160_32_TO_47(b,c,d,e,a,g,h,i,j,f); \
+ ROUND160_32_TO_47(a,b,c,d,e,f,g,h,i,j); \
+ ROUND160_32_TO_47(e,a,b,c,d,j,f,g,h,i)
+
+ R160_32; R160_32; R160_32;
+ ROUND160_32_TO_47(d,e,a,b,c,i,j,f,g,h);
+ SWAP(c,h)
+
+#define R160_48 \
+ ROUND160_48_TO_63(c,d,e,a,b,h,i,j,f,g); \
+ ROUND160_48_TO_63(b,c,d,e,a,g,h,i,j,f); \
+ ROUND160_48_TO_63(a,b,c,d,e,f,g,h,i,j); \
+ ROUND160_48_TO_63(e,a,b,c,d,j,f,g,h,i); \
+ ROUND160_48_TO_63(d,e,a,b,c,i,j,f,g,h)
+
+ R160_48; R160_48; R160_48;
+ ROUND160_48_TO_63(c,d,e,a,b,h,i,j,f,g);
+ SWAP(d,i)
+
+#define R160_64 \
+ ROUND160_64_TO_79(b,c,d,e,a,g,h,i,j,f); \
+ ROUND160_64_TO_79(a,b,c,d,e,f,g,h,i,j); \
+ ROUND160_64_TO_79(e,a,b,c,d,j,f,g,h,i); \
+ ROUND160_64_TO_79(d,e,a,b,c,i,j,f,g,h); \
+ ROUND160_64_TO_79(c,d,e,a,b,h,i,j,f,g)
+
+ R160_64; R160_64; R160_64;
+ ROUND160_64_TO_79(b,c,d,e,a,g,h,i,j,f);
+ SWAP(e,j)
+#endif
+
+ if (ext) {
+ state[0] += a; state[1] += b; state[2] += c; state[3] += d; state[4] += e;
+ state[5] += f; state[6] += g; state[7] += h; state[8] += i; state[9] += j;
+ } else {
+ i += c + state[1];
+ state[1] = state[2] + d + j;
+ state[2] = state[3] + e + f;
+ state[3] = state[4] + a + g;
+ state[4] = state[0] + b + h;
+ state[0] = i;
+ }
+}
+
+av_cold int av_ripemd_init(AVRIPEMD *ctx, int bits)
+{
+ ctx->digest_len = bits >> 5;
+ switch (bits) {
+ case 128: // RIPEMD-128
+ ctx->state[0] = 0x67452301;
+ ctx->state[1] = 0xEFCDAB89;
+ ctx->state[2] = 0x98BADCFE;
+ ctx->state[3] = 0x10325476;
+ ctx->transform = ripemd128_transform;
+ ctx->ext = 0;
+ break;
+ case 160: // RIPEMD-160
+ ctx->state[0] = 0x67452301;
+ ctx->state[1] = 0xEFCDAB89;
+ ctx->state[2] = 0x98BADCFE;
+ ctx->state[3] = 0x10325476;
+ ctx->state[4] = 0xC3D2E1F0;
+ ctx->transform = ripemd160_transform;
+ 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];
+ static 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
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