smbdes.c File Reference
#include "squid.h"
#include "smbdes.h"
Include dependency graph for smbdes.c:

Go to the source code of this file.

Functions

static void permute (char *out, char *in, int *p, int n)
 
static void lshift (char *d, int count, int n)
 
static void concat (char *out, char *in1, char *in2, int l1, int l2)
 
static void xor (char *out, char *in1, char *in2, int n)
 
static void dohash (char *out, char *in, char *key)
 
static void str_to_key (unsigned char *str, unsigned char *key)
 
static void smbhash (unsigned char *out, unsigned char *in, unsigned char *key)
 
void E_P16 (unsigned char *p14, unsigned char *p16)
 
void E_P24 (unsigned char *p21, unsigned char *c8, unsigned char *p24)
 
void cred_hash1 (unsigned char *out, unsigned char *in, unsigned char *key)
 
void cred_hash2 (unsigned char *out, unsigned char *in, unsigned char *key)
 

Variables

static int perm1 [56]
 
static int perm2 [48]
 
static int perm3 [64]
 
static int perm4 [48]
 
static int perm5 [32]
 
static int perm6 [64]
 
static int sc [16] = {1, 1, 2, 2, 2, 2, 2, 2, 1, 2, 2, 2, 2, 2, 2, 1}
 
static int sbox [8][4][16]
 

Function Documentation

static void concat ( char *  out,
char *  in1,
char *  in2,
int  l1,
int  l2 
)
static

Definition at line 201 of file smbdes.c.

Referenced by dohash().

void cred_hash1 ( unsigned char *  out,
unsigned char *  in,
unsigned char *  key 
)

Definition at line 361 of file smbdes.c.

References buf, and smbhash().

void cred_hash2 ( unsigned char *  out,
unsigned char *  in,
unsigned char *  key 
)

Definition at line 370 of file smbdes.c.

References buf, and smbhash().

static void dohash ( char *  out,
char *  in,
char *  key 
)
static

Definition at line 218 of file smbdes.c.

References concat(), i, lshift(), perm1, perm2, perm3, perm4, perm5, perm6, permute(), sbox, sc, and xor().

Referenced by smbhash().

void E_P16 ( unsigned char *  p14,
unsigned char *  p16 
)

Definition at line 345 of file smbdes.c.

References smbhash().

Referenced by nt_lm_owf_gen(), and SMBencrypt().

void E_P24 ( unsigned char *  p21,
unsigned char *  c8,
unsigned char *  p24 
)

Definition at line 353 of file smbdes.c.

References smbhash().

Referenced by SMBencrypt(), and SMBNTencrypt().

static void lshift ( char *  d,
int  count,
int  n 
)
static

Definition at line 190 of file smbdes.c.

References i.

Referenced by dohash().

static void permute ( char *  out,
char *  in,
int p,
int  n 
)
static

Definition at line 182 of file smbdes.c.

References i.

Referenced by dohash().

static void smbhash ( unsigned char *  out,
unsigned char *  in,
unsigned char *  key 
)
static

Definition at line 316 of file smbdes.c.

References dohash(), i, and str_to_key().

Referenced by cred_hash1(), cred_hash2(), E_P16(), and E_P24().

static void str_to_key ( unsigned char *  str,
unsigned char *  key 
)
static

Definition at line 298 of file smbdes.c.

References i.

Referenced by smbhash().

static void xor ( char *  out,
char *  in1,
char *  in2,
int  n 
)
static

Definition at line 210 of file smbdes.c.

References i.

Referenced by dohash().

Variable Documentation

int perm1[56]
static
Initial value:
= {57, 49, 41, 33, 25, 17, 9,
1, 58, 50, 42, 34, 26, 18,
10, 2, 59, 51, 43, 35, 27,
19, 11, 3, 60, 52, 44, 36,
63, 55, 47, 39, 31, 23, 15,
7, 62, 54, 46, 38, 30, 22,
14, 6, 61, 53, 45, 37, 29,
21, 13, 5, 28, 20, 12, 4
}

Definition at line 61 of file smbdes.c.

Referenced by dohash().

int perm2[48]
static
Initial value:
= {14, 17, 11, 24, 1, 5,
3, 28, 15, 6, 21, 10,
23, 19, 12, 4, 26, 8,
16, 7, 27, 20, 13, 2,
41, 52, 31, 37, 47, 55,
30, 40, 51, 45, 33, 48,
44, 49, 39, 56, 34, 53,
46, 42, 50, 36, 29, 32
}

Definition at line 71 of file smbdes.c.

Referenced by dohash().

int perm3[64]
static
Initial value:
= {58, 50, 42, 34, 26, 18, 10, 2,
60, 52, 44, 36, 28, 20, 12, 4,
62, 54, 46, 38, 30, 22, 14, 6,
64, 56, 48, 40, 32, 24, 16, 8,
57, 49, 41, 33, 25, 17, 9, 1,
59, 51, 43, 35, 27, 19, 11, 3,
61, 53, 45, 37, 29, 21, 13, 5,
63, 55, 47, 39, 31, 23, 15, 7
}

Definition at line 81 of file smbdes.c.

Referenced by dohash().

int perm4[48]
static
Initial value:
= {32, 1, 2, 3, 4, 5,
4, 5, 6, 7, 8, 9,
8, 9, 10, 11, 12, 13,
12, 13, 14, 15, 16, 17,
16, 17, 18, 19, 20, 21,
20, 21, 22, 23, 24, 25,
24, 25, 26, 27, 28, 29,
28, 29, 30, 31, 32, 1
}

Definition at line 91 of file smbdes.c.

Referenced by dohash().

int perm5[32]
static
Initial value:
= {16, 7, 20, 21,
29, 12, 28, 17,
1, 15, 23, 26,
5, 18, 31, 10,
2, 8, 24, 14,
32, 27, 3, 9,
19, 13, 30, 6,
22, 11, 4, 25
}

Definition at line 101 of file smbdes.c.

Referenced by dohash().

int perm6[64]
static
Initial value:
= {40, 8, 48, 16, 56, 24, 64, 32,
39, 7, 47, 15, 55, 23, 63, 31,
38, 6, 46, 14, 54, 22, 62, 30,
37, 5, 45, 13, 53, 21, 61, 29,
36, 4, 44, 12, 52, 20, 60, 28,
35, 3, 43, 11, 51, 19, 59, 27,
34, 2, 42, 10, 50, 18, 58, 26,
33, 1, 41, 9, 49, 17, 57, 25
}

Definition at line 111 of file smbdes.c.

Referenced by dohash().

int sbox[8][4][16]
static

Definition at line 123 of file smbdes.c.

Referenced by dohash().

 

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