#include <unistd.h>
#include <stdlib.h>
+#include <stdint.h>
#include <string.h>
#include <ctype.h>
#include "smbbyteorder.h"
#include "smbdes.h"
+#include "smbencrypt.h"
#include "smbmd4.h"
-#ifndef _AIX
-typedef unsigned char uchar;
-#endif
-typedef signed short int16;
-typedef unsigned short uint16;
typedef int BOOL;
#define False 0
#define True 1
The variable n should always be one less than the available size.
****************************************************************************/
-char *StrnCpy(char *dest,const char *src, size_t n)
+static char *StrnCpy(char *dest,const char *src, size_t n)
{
char *d = dest;
if (!dest) return(NULL);
return(dest);
}
-size_t skip_multibyte_char(char c)
+static size_t skip_multibyte_char(char c)
{
-return 0;
+ (void)c;
+ return 0;
}
-
-/*******************************************************************
-safe string copy into a known length string. maxlength does not
-include the terminating zero.
-********************************************************************/
-
-char *safe_strcpy(char *dest,const char *src, size_t maxlength)
-{
- size_t len;
-
- if (!dest) {
- DEBUG(0,("ERROR: NULL dest in safe_strcpy\n"));
- return NULL;
- }
-
- if (!src) {
- *dest = 0;
- return dest;
- }
-
- len = strlen(src);
-
- if (len > maxlength) {
- DEBUG(0,("ERROR: string overflow by %d in safe_strcpy [%.50s]\n",
- (int)(len-maxlength), src));
- len = maxlength;
- }
-
- memcpy(dest, src, len);
- dest[len] = 0;
- return dest;
-}
-
-
-void strupper(char *s)
+static void strupper(char *s)
{
while (*s)
{
}
}
-extern void SMBOWFencrypt(uchar passwd[16], uchar *c8, uchar p24[24]);
+extern void SMBOWFencrypt(unsigned char passwd[16], unsigned char *c8, unsigned char p24[24]);
/*
This implements the X/Open SMB password encryption
encrypted password into p24
*/
-void SMBencrypt(uchar *passwd, uchar *c8, uchar *p24)
+void SMBencrypt(unsigned char *passwd, unsigned char *c8, unsigned char *p24)
{
- uchar p14[15], p21[21];
+ unsigned char p14[15], p21[21];
memset(p21,'\0',21);
memset(p14,'\0',14);
}
/* Routines for Windows NT MD4 Hash functions. */
-static int _my_wcslen(int16 *str)
+static int _my_wcslen(int16_t *str)
{
int len = 0;
while(*str++ != 0)
* format.
*/
-static int _my_mbstowcs(int16 *dst, uchar *src, int len)
+static int _my_mbstowcs(int16_t *dst, unsigned char *src, int len)
{
int i;
- int16 val;
+ int16_t val;
for(i = 0; i < len; i++) {
val = *src;
* Creates the MD4 Hash of the users password in NT UNICODE.
*/
-void E_md4hash(uchar *passwd, uchar *p16)
+static void E_md4hash(unsigned char *passwd, unsigned char *p16)
{
int len;
- int16 wpwd[129];
+ int16_t wpwd[129];
/* Password cannot be longer than 128 characters */
len = strlen((char *)passwd);
_my_mbstowcs(wpwd, passwd, len);
wpwd[len] = 0; /* Ensure string is null terminated */
/* Calculate length in bytes */
- len = _my_wcslen(wpwd) * sizeof(int16);
+ len = _my_wcslen(wpwd) * sizeof(int16_t);
mdfour(p16, (unsigned char *)wpwd, len);
}
-/* Does both the NT and LM owfs of a user's password */
-void nt_lm_owf_gen(char *pwd, uchar nt_p16[16], uchar p16[16])
-{
- char passwd[130];
-
- memset(passwd,'\0',130);
- safe_strcpy( passwd, pwd, sizeof(passwd)-1);
-
- /* Calculate the MD4 hash (NT compatible) of the password */
- memset(nt_p16, '\0', 16);
- E_md4hash((uchar *)passwd, nt_p16);
-
-#ifdef DEBUG_PASSWORD
- DEBUG(100,("nt_lm_owf_gen: pwd, nt#\n"));
- dump_data(120, passwd, strlen(passwd));
- dump_data(100, (char *)nt_p16, 16);
-#endif
-
- /* Mangle the passwords into Lanman format */
- passwd[14] = '\0';
- strupper(passwd);
-
- /* Calculate the SMB (lanman) hash functions of the password */
-
- memset(p16, '\0', 16);
- E_P16((uchar *) passwd, (uchar *)p16);
-
-#ifdef DEBUG_PASSWORD
- DEBUG(100,("nt_lm_owf_gen: pwd, lm#\n"));
- dump_data(120, passwd, strlen(passwd));
- dump_data(100, (char *)p16, 16);
-#endif
- /* clear out local copy of user's password (just being paranoid). */
- memset(passwd, '\0', sizeof(passwd));
-}
-
/* Does the des encryption from the NT or LM MD4 hash. */
-void SMBOWFencrypt(uchar passwd[16], uchar *c8, uchar p24[24])
+void SMBOWFencrypt(unsigned char passwd[16], unsigned char *c8, unsigned char p24[24])
{
- uchar p21[21];
+ unsigned char p21[21];
memset(p21,'\0',21);
E_P24(p21, c8, p24);
}
-/* Does the des encryption from the FIRST 8 BYTES of the NT or LM MD4 hash. */
-void NTLMSSPOWFencrypt(uchar passwd[8], uchar *ntlmchalresp, uchar p24[24])
-{
- uchar p21[21];
-
- memset(p21,'\0',21);
- memcpy(p21, passwd, 8);
- memset(p21 + 8, 0xbd, 8);
-
- E_P24(p21, ntlmchalresp, p24);
-#ifdef DEBUG_PASSWORD
- DEBUG(100,("NTLMSSPOWFencrypt: p21, c8, p24\n"));
- dump_data(100, (char *)p21, 21);
- dump_data(100, (char *)ntlmchalresp, 8);
- dump_data(100, (char *)p24, 24);
-#endif
-}
-
-
/* Does the NT MD4 hash then des encryption. */
-
-void SMBNTencrypt(uchar *passwd, uchar *c8, uchar *p24)
+void SMBNTencrypt(unsigned char *passwd, unsigned char *c8, unsigned char *p24)
{
- uchar p21[21];
+ unsigned char p21[21];
memset(p21,'\0',21);
dump_data(100, (char *)p24, 24);
#endif
}
-
-#if 0
-
-BOOL make_oem_passwd_hash(char data[516], const char *passwd, uchar old_pw_hash[16], BOOL unicode)
-{
- int new_pw_len = strlen(passwd) * (unicode ? 2 : 1);
-
- if (new_pw_len > 512)
- {
- DEBUG(0,("make_oem_passwd_hash: new password is too long.\n"));
- return False;
- }
-
- /*
- * Now setup the data area.
- * We need to generate a random fill
- * for this area to make it harder to
- * decrypt. JRA.
- */
- generate_random_buffer((unsigned char *)data, 516, False);
- if (unicode)
- {
- struni2( &data[512 - new_pw_len], passwd);
- }
- else
- {
- fstrcpy( &data[512 - new_pw_len], passwd);
- }
- SIVAL(data, 512, new_pw_len);
-
-#ifdef DEBUG_PASSWORD
- DEBUG(100,("make_oem_passwd_hash\n"));
- dump_data(100, data, 516);
-#endif
- SamOEMhash( (unsigned char *)data, (unsigned char *)old_pw_hash, True);
-
- return True;
-}
-
-#endif