Delete bundled copy of NSS and replace with README.

nss/lib/freebl/md2.c

Index: nss/lib/freebl/md2.c
diff --git a/nss/lib/freebl/md2.c b/nss/lib/freebl/md2.c
deleted file mode 100644
index d069ecaaabc73947f8d27ffe82cf82287a193502..0000000000000000000000000000000000000000
--- a/nss/lib/freebl/md2.c
+++ /dev/null
@@ -1,268 +0,0 @@
-/* This Source Code Form is subject to the terms of the Mozilla Public
- * License, v. 2.0. If a copy of the MPL was not distributed with this
- * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
-
-#ifdef FREEBL_NO_DEPEND
-#include "stubs.h"
-#endif
-
-#include "prerr.h"
-#include "secerr.h"
-
-#include "prtypes.h"
-
-#include "blapi.h"
-
-#define MD2_DIGEST_LEN    16
-#define MD2_BUFSIZE       16
-#define MD2_X_SIZE        48  /* The X array, [CV | INPUT | TMP VARS] */
-#define MD2_CV             0  /* index into X for chaining variables */
-#define MD2_INPUT         16  /* index into X for input */
-#define MD2_TMPVARS       32  /* index into X for temporary variables */
-#define MD2_CHECKSUM_SIZE 16
-
-struct MD2ContextStr {
-	unsigned char checksum[MD2_BUFSIZE];
-	unsigned char X[MD2_X_SIZE];
-	PRUint8 unusedBuffer;
-};
-
-static const PRUint8 MD2S[256] = {
- 0051, 0056, 0103, 0311, 0242, 0330, 0174, 0001,
- 0075, 0066, 0124, 0241, 0354, 0360, 0006, 0023,
- 0142, 0247, 0005, 0363, 0300, 0307, 0163, 0214,
- 0230, 0223, 0053, 0331, 0274, 0114, 0202, 0312,
- 0036, 0233, 0127, 0074, 0375, 0324, 0340, 0026,
- 0147, 0102, 0157, 0030, 0212, 0027, 0345, 0022,
- 0276, 0116, 0304, 0326, 0332, 0236, 0336, 0111,
- 0240, 0373, 0365, 0216, 0273, 0057, 0356, 0172,
- 0251, 0150, 0171, 0221, 0025, 0262, 0007, 0077,
- 0224, 0302, 0020, 0211, 0013, 0042, 0137, 0041,
- 0200, 0177, 0135, 0232, 0132, 0220, 0062, 0047,
- 0065, 0076, 0314, 0347, 0277, 0367, 0227, 0003,
- 0377, 0031, 0060, 0263, 0110, 0245, 0265, 0321,
- 0327, 0136, 0222, 0052, 0254, 0126, 0252, 0306,
- 0117, 0270, 0070, 0322, 0226, 0244, 0175, 0266,
- 0166, 0374, 0153, 0342, 0234, 0164, 0004, 0361,
- 0105, 0235, 0160, 0131, 0144, 0161, 0207, 0040,
- 0206, 0133, 0317, 0145, 0346, 0055, 0250, 0002,
- 0033, 0140, 0045, 0255, 0256, 0260, 0271, 0366,
- 0034, 0106, 0141, 0151, 0064, 0100, 0176, 0017,
- 0125, 0107, 0243, 0043, 0335, 0121, 0257, 0072,
- 0303, 0134, 0371, 0316, 0272, 0305, 0352, 0046,
- 0054, 0123, 0015, 0156, 0205, 0050, 0204, 0011,
- 0323, 0337, 0315, 0364, 0101, 0201, 0115, 0122,
- 0152, 0334, 0067, 0310, 0154, 0301, 0253, 0372,
- 0044, 0341, 0173, 0010, 0014, 0275, 0261, 0112,
- 0170, 0210, 0225, 0213, 0343, 0143, 0350, 0155,
- 0351, 0313, 0325, 0376, 0073, 0000, 0035, 0071,
- 0362, 0357, 0267, 0016, 0146, 0130, 0320, 0344,
- 0246, 0167, 0162, 0370, 0353, 0165, 0113, 0012,
- 0061, 0104, 0120, 0264, 0217, 0355, 0037, 0032,
- 0333, 0231, 0215, 0063, 0237, 0021, 0203, 0024
-};
-
-SECStatus 
-MD2_Hash(unsigned char *dest, const char *src)
-{
-	unsigned int len;
-	MD2Context *cx = MD2_NewContext();
-	if (!cx) {
-		PORT_SetError(PR_OUT_OF_MEMORY_ERROR);
-		return SECFailure;
-	}
-	MD2_Begin(cx);
-	MD2_Update(cx, (const unsigned char *)src, PORT_Strlen(src));
-	MD2_End(cx, dest, &len, MD2_DIGEST_LEN);
-	MD2_DestroyContext(cx, PR_TRUE);
-	return SECSuccess;
-}
-
-MD2Context *
-MD2_NewContext(void)
-{
-	MD2Context *cx = (MD2Context *)PORT_ZAlloc(sizeof(MD2Context));
-	if (cx == NULL) {
-		PORT_SetError(PR_OUT_OF_MEMORY_ERROR);
-		return NULL;
-	}
-	return cx;
-}
-
-void 
-MD2_DestroyContext(MD2Context *cx, PRBool freeit)
-{
-	if (freeit)
-		PORT_ZFree(cx, sizeof(*cx));
-}
-
-void 
-MD2_Begin(MD2Context *cx)
-{
-	memset(cx, 0, sizeof(*cx));
-	cx->unusedBuffer = MD2_BUFSIZE;
-}
-
-static void
-md2_compress(MD2Context *cx)
-{
-	int j;
-	unsigned char P;
-	P = cx->checksum[MD2_CHECKSUM_SIZE-1];
-	/* Compute the running checksum, and set the tmp variables to be 
-	 * CV[i] XOR input[i] 
-	 */
-#define CKSUMFN(n) \
-	P = cx->checksum[n] ^ MD2S[cx->X[MD2_INPUT+n] ^ P]; \
-	cx->checksum[n] = P; \
-	cx->X[MD2_TMPVARS+n] = cx->X[n] ^ cx->X[MD2_INPUT+n];
-	CKSUMFN(0);
-	CKSUMFN(1);
-	CKSUMFN(2);
-	CKSUMFN(3);
-	CKSUMFN(4);
-	CKSUMFN(5);
-	CKSUMFN(6);
-	CKSUMFN(7);
-	CKSUMFN(8);
-	CKSUMFN(9);
-	CKSUMFN(10);
-	CKSUMFN(11);
-	CKSUMFN(12);
-	CKSUMFN(13);
-	CKSUMFN(14);
-	CKSUMFN(15);
-	/* The compression function. */
-#define COMPRESS(n) \
-	P = cx->X[n] ^ MD2S[P]; \
-	cx->X[n] = P;
-	P = 0x00;
-	for (j=0; j<18; j++) {
-		COMPRESS(0);
-		COMPRESS(1);
-		COMPRESS(2);
-		COMPRESS(3);
-		COMPRESS(4);
-		COMPRESS(5);
-		COMPRESS(6);
-		COMPRESS(7);
-		COMPRESS(8);
-		COMPRESS(9);
-		COMPRESS(10);
-		COMPRESS(11);
-		COMPRESS(12);
-		COMPRESS(13);
-		COMPRESS(14);
-		COMPRESS(15);
-		COMPRESS(16);
-		COMPRESS(17);
-		COMPRESS(18);
-		COMPRESS(19);
-		COMPRESS(20);
-		COMPRESS(21);
-		COMPRESS(22);
-		COMPRESS(23);
-		COMPRESS(24);
-		COMPRESS(25);
-		COMPRESS(26);
-		COMPRESS(27);
-		COMPRESS(28);
-		COMPRESS(29);
-		COMPRESS(30);
-		COMPRESS(31);
-		COMPRESS(32);
-		COMPRESS(33);
-		COMPRESS(34);
-		COMPRESS(35);
-		COMPRESS(36);
-		COMPRESS(37);
-		COMPRESS(38);
-		COMPRESS(39);
-		COMPRESS(40);
-		COMPRESS(41);
-		COMPRESS(42);
-		COMPRESS(43);
-		COMPRESS(44);
-		COMPRESS(45);
-		COMPRESS(46);
-		COMPRESS(47);
-		P = (P + j) % 256;
-	}
-	cx->unusedBuffer = MD2_BUFSIZE;
-}
-
-void 
-MD2_Update(MD2Context *cx, const unsigned char *input, unsigned int inputLen)
-{
-	PRUint32 bytesToConsume;
-	
-	/* Fill the remaining input buffer. */
-	if (cx->unusedBuffer != MD2_BUFSIZE) {
-		bytesToConsume = PR_MIN(inputLen, cx->unusedBuffer);
-		memcpy(&cx->X[MD2_INPUT + (MD2_BUFSIZE - cx->unusedBuffer)],
-		            input, bytesToConsume);
-		if (cx->unusedBuffer + bytesToConsume >= MD2_BUFSIZE)
-			md2_compress(cx);
-		inputLen -= bytesToConsume;
-		input += bytesToConsume;
-	}
-
-	/* Iterate over 16-byte chunks of the input. */
-	while (inputLen >= MD2_BUFSIZE) {
-		memcpy(&cx->X[MD2_INPUT], input, MD2_BUFSIZE);
-		md2_compress(cx);
-		inputLen -= MD2_BUFSIZE;
-		input += MD2_BUFSIZE;
-	}
-
-	/* Copy any input that remains into the buffer. */
-	if (inputLen)
-		memcpy(&cx->X[MD2_INPUT], input, inputLen);
-	cx->unusedBuffer = MD2_BUFSIZE - inputLen;
-}
-
-void 
-MD2_End(MD2Context *cx, unsigned char *digest,
-        unsigned int *digestLen, unsigned int maxDigestLen)
-{
-	PRUint8 padStart;
-	if (maxDigestLen < MD2_BUFSIZE) {
-		PORT_SetError(SEC_ERROR_INVALID_ARGS);
-		return;
-	}
-	padStart = MD2_BUFSIZE - cx->unusedBuffer;
-	memset(&cx->X[MD2_INPUT + padStart], cx->unusedBuffer, 
-	            cx->unusedBuffer);
-	md2_compress(cx);
-	memcpy(&cx->X[MD2_INPUT], cx->checksum, MD2_BUFSIZE);
-	md2_compress(cx);
-	*digestLen = MD2_DIGEST_LEN;
-	memcpy(digest, &cx->X[MD2_CV], MD2_DIGEST_LEN);
-}
-
-unsigned int 
-MD2_FlattenSize(MD2Context *cx)
-{
-	return sizeof(*cx);
-}
-
-SECStatus 
-MD2_Flatten(MD2Context *cx, unsigned char *space)
-{
-	memcpy(space, cx, sizeof(*cx));
-	return SECSuccess;
-}
-
-MD2Context * 
-MD2_Resurrect(unsigned char *space, void *arg)
-{
-	MD2Context *cx = MD2_NewContext();
-	if (cx)
-		memcpy(cx, space, sizeof(*cx));
-	return cx;
-}
-
-void MD2_Clone(MD2Context *dest, MD2Context *src) 
-{
-	memcpy(dest, src, sizeof *dest);
-}