File ncpfs-hg-commit-439.patch of Package ncpfs

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File ncpfs-hg-commit-439.patch of Package ncpfs

changeset:   439:0ba24cdb345c
user:        Petr Vandrovec <petr@vandrovec.name>
date:        Sun Jul 03 23:57:27 2005 +0100
files:       lib/ndslib.c
description:
Convert some unsigned char* to const unsigned char* in lib/ndslib.c.

Constify some pointers in the RSA computations, so we do not see 
any ugly warnings during build.

diff -r e635f8099d50 -r 0ba24cdb345c lib/ndslib.c
--- a/lib/ndslib.c	Sun Jul 03 22:46:56 2005 +0100
+++ b/lib/ndslib.c	Sun Jul 03 23:57:27 2005 +0100
@@ -233,7 +233,7 @@ static void fillrandom(nuint8 *buf, size
 }
 #endif
 
-static int countbits_l(unsigned char *buf, int bufsize) {
+static int countbits_l(const unsigned char *buf, int bufsize) {
     unsigned char b;
 
     while ((--bufsize) && (!buf[bufsize]));
@@ -253,7 +253,7 @@ static void copyfill(void *outbuf, int o
 
 static char keyprefix[] = {1, 0, 0, 0, 3, 0, 1, 0}; 
 
-static int initkey(const unsigned char *key, unsigned char **keyptr, size_t *keylen) { /* 1=ok, 0=err */
+static int initkey(const unsigned char *key, const unsigned char **keyptr, size_t *keylen) { /* 1=ok, 0=err */
     if (!memcmp(key, keyprefix, 8)) {
         if (keylen) *keylen = WVAL_LH(key, 8);
         if (keyptr) *keyptr = key + 10;
@@ -263,14 +263,14 @@ static int initkey(const unsigned char *
 }
 
 static void clearkey(unsigned char *key) {
-    unsigned char *keyptr;
+    const unsigned char *keyptr;
     size_t keylen;
 
     if (initkey(key, &keyptr, &keylen))
         memset(key, 0, keylen + 10);
 }
 
-static int findchunk(const unsigned char *keyptr, size_t keylen, const char *chunk, unsigned char **chunkptr) {
+static int findchunk(const unsigned char *keyptr, size_t keylen, const char *chunk, const unsigned char **chunkptr) {
     const unsigned char *p;
     
     if ((p = keyptr)) {
@@ -278,7 +278,7 @@ static int findchunk(const unsigned char
             if ((p[0] != chunk[0]) || (p[1] != chunk[1])) {
                 p += 4 + p[2] + p[3];
 	    } else {
-                if (chunkptr) *chunkptr = (unsigned char*)p + 4;
+                if (chunkptr) *chunkptr = p + 4;
                 return p[2] + p[3];
             }
         }
@@ -332,7 +332,7 @@ static void dumpkey(const nuint8 *key, s
 
 static int checkkey(const unsigned char *key) { /* 0 - wrong key, != 0 - key ok */
 	unsigned char temp[8];
-	unsigned char *keyptr, *p;
+	const unsigned char *keyptr, *p;
 	size_t keylen;
     
 	if ((initkey(key, &keyptr, &keylen)) && 
@@ -350,12 +350,12 @@ static ncpt_mutex_t mpilock = NCPT_MUTEX
 static ncpt_mutex_t mpilock = NCPT_MUTEX_INITIALIZER;
 
 static long modexpkey(const unsigned char *s_key, unsigned char *buf, unsigned char *outbuf, int bufsize) {
-	unsigned char *s_keyptr;
+	const unsigned char *s_keyptr;
 	size_t s_keylen;
 	int i, nbits, nblocksize;
 	int err = -1;
 	unitptr nmod, nexp, nin, nout;
-	unsigned char *p;
+	const unsigned char *p;
 
 	nmod = nexp = nin = nout = NULL;
     
@@ -402,7 +402,7 @@ end1:
 
 /* ctx must be in WCHAR_T mode, without DCV_CANONICALIZE_NAMES */
 static NWDSCCODE get_public_key(NWDSContextHandle ctx, const wchar_t* objname, nuint8 **key) {
-	unsigned char *keybuf, *kptr;
+	const unsigned char *keybuf, *kptr;
 	NWDSCCODE err;
 	size_t keylen, ofs, klen;
 	Octet_String_T* ost;
@@ -420,12 +420,14 @@ static NWDSCCODE get_public_key(NWDSCont
 		goto err_exit;
 	}
 	if (key) {
-		if (!(kptr = malloc(klen + 10))) {
+		unsigned char *kbuf;
+
+		if (!(kbuf = malloc(klen + 10))) {
 			err = ENOMEM;
 			goto err_exit;
 		}
-		memcpy(kptr, keybuf + ofs, klen + 10);
-		*key = kptr;
+		memcpy(kbuf, keybuf + ofs, klen + 10);
+		*key = kbuf;
 	}
 	err = 0;
 err_exit:
@@ -1073,7 +1075,8 @@ err_exit:
 
 static unsigned char *allocfillchunk(const unsigned char *keyptr, int keylen,
 		const char *chunk, int destsize) {
-	unsigned char *p, *p2;
+	const unsigned char *p;
+	unsigned char *p2;
 	int i;
 
 	i = findchunk(keyptr, keylen, chunk, &p);
@@ -1108,7 +1111,7 @@ static NWDSCCODE gen_auth_data(
 		const nuint8* authid,
 		nuint8 *loginstrc,
 		int loginstrc_len) {
-	nuint8 *keyptr;
+	const unsigned char *keyptr;
 	size_t keylen;
 	int i, j;
 	int nbits, nblocksize, nbytes, nblocksize_nw;
@@ -1117,6 +1120,7 @@ static NWDSCCODE gen_auth_data(
 	unitptr n_key_dp, n_key_dq;
 	unitptr up, up2;
 	unitptr randbuf;
+	const unsigned char *pkey;
 	nuint8 *p;
 	nuint8 *tempbuf;
 	nuint8 hashbuf[0x42];
@@ -1127,12 +1131,12 @@ static NWDSCCODE gen_auth_data(
 		ISRPrint("Initkey failed\n");
 		return ERR_INVALID_SERVER_RESPONSE;
 	}
-	i = findchunk(keyptr, keylen, "NN", &p);
-	if (!p) {
+	i = findchunk(keyptr, keylen, "NN", &pkey);
+	if (!pkey) {
 		ISRPrint("NN chunk not found\n");
 		return ERR_INVALID_SERVER_RESPONSE;
 	}
-	nbits = countbits_l(p, i);
+	nbits = countbits_l(pkey, i);
 	nbytes = (nbits + 7) >> 3;
 	nmask = (unsigned char)(255 >> (8 - (nbits & 7)));
 	/* we really want (x + 31) & ~15... I'm sorry, but Novell thinks that way */
@@ -1828,7 +1832,7 @@ NWDSCCODE __NWGenerateKeyPair(
 		void*		privkey,
 		size_t*		privkey_len
 ) {
-	nuint8 def_exp[] = { 1, 0, 1};
+	static const nuint8 def_exp[] = { 1, 0, 1};
 	struct keyparam kp;
 	NWDSCCODE err;
 	size_t bits;

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File ncpfs-hg-commit-439.patch of Package ncpfs

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