sizeof(PHP_RIPEMD160_CTX)
};
+php_hash_ops php_hash_ripemd256_ops = {
+ (php_hash_init_func_t) PHP_RIPEMD256Init,
+ (php_hash_update_func_t) PHP_RIPEMD256Update,
+ (php_hash_final_func_t) PHP_RIPEMD256Final,
+ 32,
+ 64,
+ sizeof(PHP_RIPEMD256_CTX)
+};
+
+php_hash_ops php_hash_ripemd320_ops = {
+ (php_hash_init_func_t) PHP_RIPEMD320Init,
+ (php_hash_update_func_t) PHP_RIPEMD320Update,
+ (php_hash_final_func_t) PHP_RIPEMD320Final,
+ 40,
+ 64,
+ sizeof(PHP_RIPEMD320_CTX)
+};
+
/* {{{ PHP_RIPEMD128Init
* ripemd128 initialization. Begins a ripemd128 operation, writing a new context.
*/
}
/* }}} */
+/* {{{ PHP_RIPEMD256Init
+ * ripemd256 initialization. Begins a ripemd256 operation, writing a new context.
+ */
+PHP_HASH_API void PHP_RIPEMD256Init(PHP_RIPEMD256_CTX * context)
+{
+ context->count[0] = context->count[1] = 0;
+ /* Load magic initialization constants.
+ */
+ context->state[0] = 0x67452301;
+ context->state[1] = 0xEFCDAB89;
+ context->state[2] = 0x98BADCFE;
+ context->state[3] = 0x10325476;
+ context->state[4] = 0x76543210;
+ context->state[5] = 0xFEDCBA98;
+ context->state[6] = 0x89ABCDEF;
+ context->state[7] = 0x01234567;
+}
+/* }}} */
+
/* {{{ PHP_RIPEMD160Init
- * ripemd128 initialization. Begins a ripemd128 operation, writing a new context.
+ * ripemd160 initialization. Begins a ripemd160 operation, writing a new context.
*/
PHP_HASH_API void PHP_RIPEMD160Init(PHP_RIPEMD160_CTX * context)
{
}
/* }}} */
+/* {{{ PHP_RIPEMD320Init
+ * ripemd320 initialization. Begins a ripemd320 operation, writing a new context.
+ */
+PHP_HASH_API void PHP_RIPEMD320Init(PHP_RIPEMD320_CTX * context)
+{
+ context->count[0] = context->count[1] = 0;
+ /* Load magic initialization constants.
+ */
+ context->state[0] = 0x67452301;
+ context->state[1] = 0xEFCDAB89;
+ context->state[2] = 0x98BADCFE;
+ context->state[3] = 0x10325476;
+ context->state[4] = 0xC3D2E1F0;
+ context->state[5] = 0x76543210;
+ context->state[6] = 0xFEDCBA98;
+ context->state[7] = 0x89ABCDEF;
+ context->state[8] = 0x01234567;
+ context->state[9] = 0x3C2D1E0F;
+}
+/* }}} */
+
/* Basic ripemd function */
#define F0(x,y,z) ((x) ^ (y) ^ (z))
#define F1(x,y,z) (((x) & (y)) | ((~(x)) & (z)))
#define F3(x,y,z) (((x) & (z)) | ((y) & (~(z))))
#define F4(x,y,z) ((x) ^ ((y) | (~(z))))
-static php_hash_uint32 K_values[5] = { 0x00000000, 0x5A827999, 0x6ED9EBA1, 0x8F1BBCDC, 0xA953FD4E };
-static php_hash_uint32 KK_values[4] = { 0x50A28BE6, 0x5C4DD124, 0x6D703EF3, 0x00000000 };
-static php_hash_uint32 KK160_values[5] = { 0x50A28BE6, 0x5C4DD124, 0x6D703EF3, 0x7A6D76E9, 0x00000000 };
+static php_hash_uint32 K_values[5] = { 0x00000000, 0x5A827999, 0x6ED9EBA1, 0x8F1BBCDC, 0xA953FD4E }; /* 128, 256, 160, 320 */
+static php_hash_uint32 KK_values[4] = { 0x50A28BE6, 0x5C4DD124, 0x6D703EF3, 0x00000000 }; /* 128 & 256 */
+static php_hash_uint32 KK160_values[5] = { 0x50A28BE6, 0x5C4DD124, 0x6D703EF3, 0x7A6D76E9, 0x00000000 }; /* 160 & 320 */
#define K(n) K_values[ (n) >> 4]
#define KK(n) KK_values[(n) >> 4]
}
/* }}} */
+/* {{{ RIPEMD256Transform
+ * ripemd256 basic transformation. Transforms state based on block.
+ */
+static void RIPEMD256Transform(php_hash_uint32 state[8], const unsigned char block[64])
+{
+ php_hash_uint32 a = state[0], b = state[1], c = state[2], d = state[3];
+ php_hash_uint32 aa = state[4], bb = state[5], cc = state[6], dd = state[7];
+ php_hash_uint32 tmp, x[16];
+ int j;
+
+ RIPEMDDecode(x, block, 64);
+
+ for(j = 0; j < 16; j++) {
+ tmp = ROLS( j, a + F0(b, c, d) + x[R[j]] + K(j));
+ a = d; d = c; c = b; b = tmp;
+ tmp = ROLSS(j, aa + F3(bb, cc, dd) + x[RR[j]] + KK(j));
+ aa = dd; dd = cc; cc = bb; bb = tmp;
+ }
+ tmp = a; a = aa; aa = tmp;
+
+ for(j = 16; j < 32; j++) {
+ tmp = ROLS( j, a + F1(b, c, d) + x[R[j]] + K(j));
+ a = d; d = c; c = b; b = tmp;
+ tmp = ROLSS(j, aa + F2(bb, cc, dd) + x[RR[j]] + KK(j));
+ aa = dd; dd = cc; cc = bb; bb = tmp;
+ }
+ tmp = b; b = bb; bb = tmp;
+
+ for(j = 32; j < 48; j++) {
+ tmp = ROLS( j, a + F2(b, c, d) + x[R[j]] + K(j));
+ a = d; d = c; c = b; b = tmp;
+ tmp = ROLSS(j, aa + F1(bb, cc, dd) + x[RR[j]] + KK(j));
+ aa = dd; dd = cc; cc = bb; bb = tmp;
+ }
+ tmp = c; c = cc; cc = tmp;
+
+ for(j = 48; j < 64; j++) {
+ tmp = ROLS( j, a + F3(b, c, d) + x[R[j]] + K(j));
+ a = d; d = c; c = b; b = tmp;
+ tmp = ROLSS(j, aa + F0(bb, cc, dd) + x[RR[j]] + KK(j));
+ aa = dd; dd = cc; cc = bb; bb = tmp;
+ }
+ tmp = d; d = dd; dd = tmp;
+
+ state[0] += a;
+ state[1] += b;
+ state[2] += c;
+ state[3] += d;
+ state[4] += aa;
+ state[5] += bb;
+ state[6] += cc;
+ state[7] += dd;
+
+ tmp = 0;
+ memset(x, 0, sizeof(x));
+}
+/* }}} */
+
+/* {{{ PHP_RIPEMD256Update
+ ripemd256 block update operation. Continues a ripemd256 message-digest
+ operation, processing another message block, and updating the
+ context.
+ */
+PHP_HASH_API void PHP_RIPEMD256Update(PHP_RIPEMD256_CTX * context, const unsigned char *input, unsigned int inputLen)
+{
+ unsigned int i, index, partLen;
+
+ /* Compute number of bytes mod 64 */
+ index = (unsigned int) ((context->count[0] >> 3) & 0x3F);
+
+ /* Update number of bits */
+ if ((context->count[0] += ((php_hash_uint32) inputLen << 3)) < ((php_hash_uint32) inputLen << 3)) {
+ context->count[1]++;
+ }
+ context->count[1] += ((php_hash_uint32) inputLen >> 29);
+
+ partLen = 64 - index;
+
+ /* Transform as many times as possible.
+ */
+ if (inputLen >= partLen) {
+ memcpy((unsigned char*) & context->buffer[index], (unsigned char*) input, partLen);
+ RIPEMD256Transform(context->state, context->buffer);
+
+ for (i = partLen; i + 63 < inputLen; i += 64) {
+ RIPEMD256Transform(context->state, &input[i]);
+ }
+
+ index = 0;
+ } else {
+ i = 0;
+ }
+
+ /* Buffer remaining input */
+ memcpy((unsigned char*) & context->buffer[index], (unsigned char*) & input[i], inputLen - i);
+}
+/* }}} */
+
/* {{{ RIPEMD160Transform
* ripemd160 basic transformation. Transforms state based on block.
*/
/* }}} */
/* {{{ PHP_RIPEMD160Update
- ripemd160 block update operation. Continues a ripemd128 message-digest
+ ripemd160 block update operation. Continues a ripemd160 message-digest
operation, processing another message block, and updating the
context.
*/
}
/* }}} */
+/* {{{ RIPEMD320Transform
+ * ripemd320 basic transformation. Transforms state based on block.
+ */
+static void RIPEMD320Transform(php_hash_uint32 state[10], const unsigned char block[64])
+{
+ php_hash_uint32 a = state[0], b = state[1], c = state[2], d = state[3], e = state[4];
+ php_hash_uint32 aa = state[5], bb = state[6], cc = state[7], dd = state[8], ee = state[9];
+ php_hash_uint32 tmp, x[16];
+ int j;
+
+ RIPEMDDecode(x, block, 64);
+
+ for(j = 0; j < 16; j++) {
+ tmp = ROLS( j, a + F0(b, c, d) + x[R[j]] + K(j)) + e;
+ a = e; e = d; d = ROL(10, c); c = b; b = tmp;
+ tmp = ROLSS(j, aa + F4(bb, cc, dd) + x[RR[j]] + KK160(j)) + ee;
+ aa = ee; ee = dd; dd = ROL(10, cc); cc = bb; bb = tmp;
+ }
+ tmp = b; b = bb; bb = tmp;
+
+ for(j = 16; j < 32; j++) {
+ tmp = ROLS( j, a + F1(b, c, d) + x[R[j]] + K(j)) + e;
+ a = e; e = d; d = ROL(10, c); c = b; b = tmp;
+ tmp = ROLSS(j, aa + F3(bb, cc, dd) + x[RR[j]] + KK160(j)) + ee;
+ aa = ee; ee = dd; dd = ROL(10, cc); cc = bb; bb = tmp;
+ }
+ tmp = d; d = dd; dd = tmp;
+
+ for(j = 32; j < 48; j++) {
+ tmp = ROLS( j, a + F2(b, c, d) + x[R[j]] + K(j)) + e;
+ a = e; e = d; d = ROL(10, c); c = b; b = tmp;
+ tmp = ROLSS(j, aa + F2(bb, cc, dd) + x[RR[j]] + KK160(j)) + ee;
+ aa = ee; ee = dd; dd = ROL(10, cc); cc = bb; bb = tmp;
+ }
+ tmp = a; a = aa; aa = tmp;
+
+ for(j = 48; j < 64; j++) {
+ tmp = ROLS( j, a + F3(b, c, d) + x[R[j]] + K(j)) + e;
+ a = e; e = d; d = ROL(10, c); c = b; b = tmp;
+ tmp = ROLSS(j, aa + F1(bb, cc, dd) + x[RR[j]] + KK160(j)) + ee;
+ aa = ee; ee = dd; dd = ROL(10, cc); cc = bb; bb = tmp;
+ }
+ tmp = c; c = cc; cc = tmp;
+
+ for(j = 64; j < 80; j++) {
+ tmp = ROLS( j, a + F4(b, c, d) + x[R[j]] + K(j)) + e;
+ a = e; e = d; d = ROL(10, c); c = b; b = tmp;
+ tmp = ROLSS(j, aa + F0(bb, cc, dd) + x[RR[j]] + KK160(j)) + ee;
+ aa = ee; ee = dd; dd = ROL(10, cc); cc = bb; bb = tmp;
+ }
+ tmp = e; e = ee; ee = tmp;
+
+ state[0] += a;
+ state[1] += b;
+ state[2] += c;
+ state[3] += d;
+ state[4] += e;
+ state[5] += aa;
+ state[6] += bb;
+ state[7] += cc;
+ state[8] += dd;
+ state[9] += ee;
+
+ tmp = 0;
+ memset(x, 0, sizeof(x));
+}
+/* }}} */
+
+/* {{{ PHP_RIPEMD320Update
+ ripemd320 block update operation. Continues a ripemd320 message-digest
+ operation, processing another message block, and updating the
+ context.
+ */
+PHP_HASH_API void PHP_RIPEMD320Update(PHP_RIPEMD320_CTX * context, const unsigned char *input, unsigned int inputLen)
+{
+ unsigned int i, index, partLen;
+
+ /* Compute number of bytes mod 64 */
+ index = (unsigned int) ((context->count[0] >> 3) & 0x3F);
+
+ /* Update number of bits */
+ if ((context->count[0] += ((php_hash_uint32) inputLen << 3)) < ((php_hash_uint32) inputLen << 3)) {
+ context->count[1]++;
+ }
+ context->count[1] += ((php_hash_uint32) inputLen >> 29);
+
+ partLen = 64 - index;
+
+ /* Transform as many times as possible.
+ */
+ if (inputLen >= partLen) {
+ memcpy((unsigned char*) & context->buffer[index], (unsigned char*) input, partLen);
+ RIPEMD320Transform(context->state, context->buffer);
+
+ for (i = partLen; i + 63 < inputLen; i += 64) {
+ RIPEMD320Transform(context->state, &input[i]);
+ }
+
+ index = 0;
+ } else {
+ i = 0;
+ }
+
+ /* Buffer remaining input */
+ memcpy((unsigned char*) & context->buffer[index], (unsigned char*) & input[i], inputLen - i);
+}
+/* }}} */
+
static unsigned char PADDING[64] =
{
0x80, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
}
/* }}} */
+/* {{{ PHP_RIPEMD256Final
+ ripemd256 finalization. Ends a ripemd256 message-digest operation, writing the
+ the message digest and zeroizing the context.
+ */
+PHP_HASH_API void PHP_RIPEMD256Final(unsigned char digest[32], PHP_RIPEMD256_CTX * context)
+{
+ unsigned char bits[8];
+ unsigned int index, padLen;
+
+ /* Save number of bits */
+ bits[0] = (unsigned char) (context->count[0] & 0xFF);
+ bits[1] = (unsigned char) ((context->count[0] >> 8) & 0xFF);
+ bits[2] = (unsigned char) ((context->count[0] >> 16) & 0xFF);
+ bits[3] = (unsigned char) ((context->count[0] >> 24) & 0xFF);
+ bits[4] = (unsigned char) (context->count[1] & 0xFF);
+ bits[5] = (unsigned char) ((context->count[1] >> 8) & 0xFF);
+ bits[6] = (unsigned char) ((context->count[1] >> 16) & 0xFF);
+ bits[7] = (unsigned char) ((context->count[1] >> 24) & 0xFF);
+
+ /* Pad out to 56 mod 64.
+ */
+ index = (unsigned int) ((context->count[0] >> 3) & 0x3f);
+ padLen = (index < 56) ? (56 - index) : (120 - index);
+ PHP_RIPEMD256Update(context, PADDING, padLen);
+
+ /* Append length (before padding) */
+ PHP_RIPEMD256Update(context, bits, 8);
+
+ /* Store state in digest */
+ RIPEMDEncode(digest, context->state, 32);
+
+ /* Zeroize sensitive information.
+ */
+ memset((unsigned char*) context, 0, sizeof(*context));
+}
+/* }}} */
+
/* {{{ PHP_RIPEMD160Final
ripemd160 finalization. Ends a ripemd160 message-digest operation, writing the
the message digest and zeroizing the context.
}
/* }}} */
+/* {{{ PHP_RIPEMD320Final
+ ripemd320 finalization. Ends a ripemd320 message-digest operation, writing the
+ the message digest and zeroizing the context.
+ */
+PHP_HASH_API void PHP_RIPEMD320Final(unsigned char digest[40], PHP_RIPEMD320_CTX * context)
+{
+ unsigned char bits[8];
+ unsigned int index, padLen;
+
+ /* Save number of bits */
+ bits[0] = (unsigned char) (context->count[0] & 0xFF);
+ bits[1] = (unsigned char) ((context->count[0] >> 8) & 0xFF);
+ bits[2] = (unsigned char) ((context->count[0] >> 16) & 0xFF);
+ bits[3] = (unsigned char) ((context->count[0] >> 24) & 0xFF);
+ bits[4] = (unsigned char) (context->count[1] & 0xFF);
+ bits[5] = (unsigned char) ((context->count[1] >> 8) & 0xFF);
+ bits[6] = (unsigned char) ((context->count[1] >> 16) & 0xFF);
+ bits[7] = (unsigned char) ((context->count[1] >> 24) & 0xFF);
+
+ /* Pad out to 56 mod 64.
+ */
+ index = (unsigned int) ((context->count[0] >> 3) & 0x3f);
+ padLen = (index < 56) ? (56 - index) : (120 - index);
+ PHP_RIPEMD320Update(context, PADDING, padLen);
+
+ /* Append length (before padding) */
+ PHP_RIPEMD320Update(context, bits, 8);
+
+ /* Store state in digest */
+ RIPEMDEncode(digest, context->state, 40);
+
+ /* Zeroize sensitive information.
+ */
+ memset((unsigned char*) context, 0, sizeof(*context));
+}
+/* }}} */
+
/*
* Local variables:
* tab-width: 4
projects / php / commitdiff