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Diffstat (limited to 'src/lib/libcrypto/des/fcrypt.c')
-rw-r--r-- | src/lib/libcrypto/des/fcrypt.c | 125 |
1 files changed, 0 insertions, 125 deletions
diff --git a/src/lib/libcrypto/des/fcrypt.c b/src/lib/libcrypto/des/fcrypt.c deleted file mode 100644 index e2675fa451..0000000000 --- a/src/lib/libcrypto/des/fcrypt.c +++ /dev/null | |||
@@ -1,125 +0,0 @@ | |||
1 | /* $OpenBSD: fcrypt.c,v 1.11 2014/06/12 15:49:28 deraadt Exp $ */ | ||
2 | |||
3 | #include <stdio.h> | ||
4 | |||
5 | /* This version of crypt has been developed from my MIT compatible | ||
6 | * DES library. | ||
7 | * Eric Young (eay@cryptsoft.com) | ||
8 | */ | ||
9 | |||
10 | /* Modification by Jens Kupferschmidt (Cu) | ||
11 | * I have included directive PARA for shared memory computers. | ||
12 | * I have included a directive LONGCRYPT to using this routine to cipher | ||
13 | * passwords with more then 8 bytes like HP-UX 10.x it used. The MAXPLEN | ||
14 | * definition is the maximum of length of password and can changed. I have | ||
15 | * defined 24. | ||
16 | */ | ||
17 | |||
18 | #include "des_locl.h" | ||
19 | |||
20 | /* Added more values to handle illegal salt values the way normal | ||
21 | * crypt() implementations do. The patch was sent by | ||
22 | * Bjorn Gronvall <bg@sics.se> | ||
23 | */ | ||
24 | static unsigned const char con_salt[128]={ | ||
25 | 0xD2,0xD3,0xD4,0xD5,0xD6,0xD7,0xD8,0xD9, | ||
26 | 0xDA,0xDB,0xDC,0xDD,0xDE,0xDF,0xE0,0xE1, | ||
27 | 0xE2,0xE3,0xE4,0xE5,0xE6,0xE7,0xE8,0xE9, | ||
28 | 0xEA,0xEB,0xEC,0xED,0xEE,0xEF,0xF0,0xF1, | ||
29 | 0xF2,0xF3,0xF4,0xF5,0xF6,0xF7,0xF8,0xF9, | ||
30 | 0xFA,0xFB,0xFC,0xFD,0xFE,0xFF,0x00,0x01, | ||
31 | 0x02,0x03,0x04,0x05,0x06,0x07,0x08,0x09, | ||
32 | 0x0A,0x0B,0x05,0x06,0x07,0x08,0x09,0x0A, | ||
33 | 0x0B,0x0C,0x0D,0x0E,0x0F,0x10,0x11,0x12, | ||
34 | 0x13,0x14,0x15,0x16,0x17,0x18,0x19,0x1A, | ||
35 | 0x1B,0x1C,0x1D,0x1E,0x1F,0x20,0x21,0x22, | ||
36 | 0x23,0x24,0x25,0x20,0x21,0x22,0x23,0x24, | ||
37 | 0x25,0x26,0x27,0x28,0x29,0x2A,0x2B,0x2C, | ||
38 | 0x2D,0x2E,0x2F,0x30,0x31,0x32,0x33,0x34, | ||
39 | 0x35,0x36,0x37,0x38,0x39,0x3A,0x3B,0x3C, | ||
40 | 0x3D,0x3E,0x3F,0x40,0x41,0x42,0x43,0x44, | ||
41 | }; | ||
42 | |||
43 | static unsigned const char cov_2char[64]={ | ||
44 | 0x2E,0x2F,0x30,0x31,0x32,0x33,0x34,0x35, | ||
45 | 0x36,0x37,0x38,0x39,0x41,0x42,0x43,0x44, | ||
46 | 0x45,0x46,0x47,0x48,0x49,0x4A,0x4B,0x4C, | ||
47 | 0x4D,0x4E,0x4F,0x50,0x51,0x52,0x53,0x54, | ||
48 | 0x55,0x56,0x57,0x58,0x59,0x5A,0x61,0x62, | ||
49 | 0x63,0x64,0x65,0x66,0x67,0x68,0x69,0x6A, | ||
50 | 0x6B,0x6C,0x6D,0x6E,0x6F,0x70,0x71,0x72, | ||
51 | 0x73,0x74,0x75,0x76,0x77,0x78,0x79,0x7A | ||
52 | }; | ||
53 | |||
54 | char *DES_crypt(const char *buf, const char *salt) | ||
55 | { | ||
56 | static char buff[14]; | ||
57 | |||
58 | return(DES_fcrypt(buf,salt,buff)); | ||
59 | } | ||
60 | |||
61 | |||
62 | char *DES_fcrypt(const char *buf, const char *salt, char *ret) | ||
63 | { | ||
64 | unsigned int i,j,x,y; | ||
65 | DES_LONG Eswap0,Eswap1; | ||
66 | DES_LONG out[2],ll; | ||
67 | DES_cblock key; | ||
68 | DES_key_schedule ks; | ||
69 | unsigned char bb[9]; | ||
70 | unsigned char *b=bb; | ||
71 | unsigned char c,u; | ||
72 | |||
73 | /* eay 25/08/92 | ||
74 | * If you call crypt("pwd","*") as often happens when you | ||
75 | * have * as the pwd field in /etc/passwd, the function | ||
76 | * returns *\0xxxxxxxxx | ||
77 | * The \0 makes the string look like * so the pwd "*" would | ||
78 | * crypt to "*". This was found when replacing the crypt in | ||
79 | * our shared libraries. People found that the disabled | ||
80 | * accounts effectively had no passwd :-(. */ | ||
81 | x=ret[0]=((salt[0] == '\0')?'A':salt[0]); | ||
82 | Eswap0=con_salt[x]<<2; | ||
83 | x=ret[1]=((salt[1] == '\0')?'A':salt[1]); | ||
84 | Eswap1=con_salt[x]<<6; | ||
85 | /* EAY | ||
86 | r=strlen(buf); | ||
87 | r=(r+7)/8; | ||
88 | */ | ||
89 | for (i=0; i<8; i++) | ||
90 | { | ||
91 | c= *(buf++); | ||
92 | if (!c) break; | ||
93 | key[i]=(c<<1); | ||
94 | } | ||
95 | for (; i<8; i++) | ||
96 | key[i]=0; | ||
97 | |||
98 | DES_set_key_unchecked(&key,&ks); | ||
99 | fcrypt_body(&(out[0]),&ks,Eswap0,Eswap1); | ||
100 | |||
101 | ll=out[0]; l2c(ll,b); | ||
102 | ll=out[1]; l2c(ll,b); | ||
103 | y=0; | ||
104 | u=0x80; | ||
105 | bb[8]=0; | ||
106 | for (i=2; i<13; i++) | ||
107 | { | ||
108 | c=0; | ||
109 | for (j=0; j<6; j++) | ||
110 | { | ||
111 | c<<=1; | ||
112 | if (bb[y] & u) c|=1; | ||
113 | u>>=1; | ||
114 | if (!u) | ||
115 | { | ||
116 | y++; | ||
117 | u=0x80; | ||
118 | } | ||
119 | } | ||
120 | ret[i]=cov_2char[c]; | ||
121 | } | ||
122 | ret[13]='\0'; | ||
123 | return(ret); | ||
124 | } | ||
125 | |||