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file/ascmagic.c File Reference

#include "system.h"
#include "file.h"
#include "names.h"
#include "tar.h"
#include "debug.h"

Go to the source code of this file.

Defines

#define isodigit(c)   ( ((c) >= '0') && ((c) <= '7') )
#define MAXLINELEN   300
#define ISSPC(x)
#define F   0
#define T   1
#define I   2
#define X   3

Typedefs

typedef unsigned long unichar

Functions

const char * rcsid (const char *p)
int from_oct (int digs, char *where)
int is_tar (const fmagic fm)
int looks_ascii (const unsigned char *buf, int nb, unichar *ubuf, int *ulen)
int looks_latin1 (const unsigned char *buf, int nb, unichar *ubuf, int *ulen)
int looks_extended (const unsigned char *buf, int nb, unichar *ubuf, int *ulen)
int looks_utf8 (const unsigned char *buf, int nb, unichar *ubuf, int *ulen)
int looks_unicode (const unsigned char *buf, int nb, unichar *ubuf, int *ulen)
void from_ebcdic (const unsigned char *buf, int nb, unsigned char *otp)
int fmagicAMatch (const unsigned char *s, const unichar *us, int ulen)
int fmagicA (fmagic fm)

Variables

char text_chars [256]
unsigned char ebcdic_to_ascii []
unsigned char ebcdic_1047_to_8859 []


Define Documentation

#define F   0
 

Definition at line 190 of file ascmagic.c.

#define I   2
 

Definition at line 192 of file ascmagic.c.

Referenced by looks_extended(), and looks_latin1().

#define isodigit      ( ((c) >= '0') && ((c) <= '7') )
 

Definition at line 51 of file ascmagic.c.

Referenced by from_oct().

#define ISSPC  
 

Value:

((x) == ' ' || (x) == '\t' || (x) == '\r' || (x) == '\n' \
                  || (x) == 0x85 || (x) == '\f')

Definition at line 135 of file ascmagic.c.

Referenced by fmagicA().

#define MAXLINELEN   300
 

Definition at line 134 of file ascmagic.c.

Referenced by fmagicA().

#define T   1
 

Definition at line 191 of file ascmagic.c.

Referenced by looks_ascii(), looks_extended(), looks_latin1(), looks_unicode(), and looks_utf8().

#define X   3
 

Definition at line 193 of file ascmagic.c.

Referenced by looks_extended().


Typedef Documentation

typedef unsigned long unichar
 

Definition at line 132 of file ascmagic.c.

Referenced by fmagicA(), fmagicAMatch(), looks_ascii(), looks_extended(), looks_latin1(), looks_unicode(), and looks_utf8().


Function Documentation

int fmagicA fmagic    fm
 

Definition at line 511 of file ascmagic.c.

References fmagic_s::buf, fmagic_s::flags, FMAGIC_FLAGS_MIME, fmagicAMatch(), fmagicPrintf(), from_ebcdic(), HOWMANY, is_tar(), ISSPC, looks_ascii(), looks_extended(), looks_latin1(), looks_unicode(), looks_utf8(), MAXLINELEN, fmagic_s::nb, and unichar.

Referenced by fmagicF().

int fmagicAMatch const unsigned char *    s,
const unichar   us,
int    ulen
[static]
 

Definition at line 491 of file ascmagic.c.

References unichar.

Referenced by fmagicA().

void from_ebcdic const unsigned char *    buf,
int    nb,
unsigned char *    otp
[static]
 

Definition at line 478 of file ascmagic.c.

References ebcdic_to_ascii.

Referenced by fmagicA().

int from_oct int    digs,
char *    where
[static]
 

Definition at line 60 of file ascmagic.c.

References isodigit.

Referenced by is_tar().

int is_tar const fmagic    fm [static]
 

Definition at line 92 of file ascmagic.c.

References from_oct(), and fmagic_s::nb.

Referenced by fmagicA().

int looks_ascii const unsigned char *    buf,
int    nb,
unichar   ubuf,
int *    ulen
[static]
 

Definition at line 220 of file ascmagic.c.

References T, text_chars, and unichar.

Referenced by fmagicA().

int looks_extended const unsigned char *    buf,
int    nb,
unichar   ubuf,
int *    ulen
[static]
 

Definition at line 266 of file ascmagic.c.

References I, T, text_chars, unichar, and X.

Referenced by fmagicA().

int looks_latin1 const unsigned char *    buf,
int    nb,
unichar   ubuf,
int *    ulen
[static]
 

Definition at line 243 of file ascmagic.c.

References I, T, text_chars, and unichar.

Referenced by fmagicA().

int looks_unicode const unsigned char *    buf,
int    nb,
unichar   ubuf,
int *    ulen
[static]
 

Definition at line 355 of file ascmagic.c.

References T, text_chars, and unichar.

Referenced by fmagicA().

int looks_utf8 const unsigned char *    buf,
int    nb,
unichar   ubuf,
int *    ulen
[static]
 

Definition at line 289 of file ascmagic.c.

References T, text_chars, and unichar.

Referenced by fmagicA().

const char* rcsid const char *    p [inline, static]
 

Definition at line 43 of file ascmagic.c.


Variable Documentation

unsigned char ebcdic_1047_to_8859[] [static]
 

Initial value:

 {
0x00,0x01,0x02,0x03,0x9C,0x09,0x86,0x7F,0x97,0x8D,0x8E,0x0B,0x0C,0x0D,0x0E,0x0F,
0x10,0x11,0x12,0x13,0x9D,0x0A,0x08,0x87,0x18,0x19,0x92,0x8F,0x1C,0x1D,0x1E,0x1F,
0x80,0x81,0x82,0x83,0x84,0x85,0x17,0x1B,0x88,0x89,0x8A,0x8B,0x8C,0x05,0x06,0x07,
0x90,0x91,0x16,0x93,0x94,0x95,0x96,0x04,0x98,0x99,0x9A,0x9B,0x14,0x15,0x9E,0x1A,
0x20,0xA0,0xE2,0xE4,0xE0,0xE1,0xE3,0xE5,0xE7,0xF1,0xA2,0x2E,0x3C,0x28,0x2B,0x7C,
0x26,0xE9,0xEA,0xEB,0xE8,0xED,0xEE,0xEF,0xEC,0xDF,0x21,0x24,0x2A,0x29,0x3B,0x5E,
0x2D,0x2F,0xC2,0xC4,0xC0,0xC1,0xC3,0xC5,0xC7,0xD1,0xA6,0x2C,0x25,0x5F,0x3E,0x3F,
0xF8,0xC9,0xCA,0xCB,0xC8,0xCD,0xCE,0xCF,0xCC,0x60,0x3A,0x23,0x40,0x27,0x3D,0x22,
0xD8,0x61,0x62,0x63,0x64,0x65,0x66,0x67,0x68,0x69,0xAB,0xBB,0xF0,0xFD,0xFE,0xB1,
0xB0,0x6A,0x6B,0x6C,0x6D,0x6E,0x6F,0x70,0x71,0x72,0xAA,0xBA,0xE6,0xB8,0xC6,0xA4,
0xB5,0x7E,0x73,0x74,0x75,0x76,0x77,0x78,0x79,0x7A,0xA1,0xBF,0xD0,0x5B,0xDE,0xAE,
0xAC,0xA3,0xA5,0xB7,0xA9,0xA7,0xB6,0xBC,0xBD,0xBE,0xDD,0xA8,0xAF,0x5D,0xB4,0xD7,
0x7B,0x41,0x42,0x43,0x44,0x45,0x46,0x47,0x48,0x49,0xAD,0xF4,0xF6,0xF2,0xF3,0xF5,
0x7D,0x4A,0x4B,0x4C,0x4D,0x4E,0x4F,0x50,0x51,0x52,0xB9,0xFB,0xFC,0xF9,0xFA,0xFF,
0x5C,0xF7,0x53,0x54,0x55,0x56,0x57,0x58,0x59,0x5A,0xB2,0xD4,0xD6,0xD2,0xD3,0xD5,
0x30,0x31,0x32,0x33,0x34,0x35,0x36,0x37,0x38,0x39,0xB3,0xDB,0xDC,0xD9,0xDA,0x9F
}

Definition at line 454 of file ascmagic.c.

unsigned char ebcdic_to_ascii[] [static]
 

Initial value:

 {
  0,   1,   2,   3, 156,   9, 134, 127, 151, 141, 142,  11,  12,  13,  14,  15,
 16,  17,  18,  19, 157, 133,   8, 135,  24,  25, 146, 143,  28,  29,  30,  31,
128, 129, 130, 131, 132,  10,  23,  27, 136, 137, 138, 139, 140,   5,   6,   7,
144, 145,  22, 147, 148, 149, 150,   4, 152, 153, 154, 155,  20,  21, 158,  26,
' ', 160, 161, 162, 163, 164, 165, 166, 167, 168, 213, '.', '<', '(', '+', '|',
'&', 169, 170, 171, 172, 173, 174, 175, 176, 177, '!', '$', '*', ')', ';', '~',
'-', '/', 178, 179, 180, 181, 182, 183, 184, 185, 203, ',', '%', '_', '>', '?',
186, 187, 188, 189, 190, 191, 192, 193, 194, '`', ':', '#', '@', '\'','=', '"',
195, 'a', 'b', 'c', 'd', 'e', 'f', 'g', 'h', 'i', 196, 197, 198, 199, 200, 201,
202, 'j', 'k', 'l', 'm', 'n', 'o', 'p', 'q', 'r', '^', 204, 205, 206, 207, 208,
209, 229, 's', 't', 'u', 'v', 'w', 'x', 'y', 'z', 210, 211, 212, '[', 214, 215,
216, 217, 218, 219, 220, 221, 222, 223, 224, 225, 226, 227, 228, ']', 230, 231,
'{', 'A', 'B', 'C', 'D', 'E', 'F', 'G', 'H', 'I', 232, 233, 234, 235, 236, 237,
'}', 'J', 'K', 'L', 'M', 'N', 'O', 'P', 'Q', 'R', 238, 239, 240, 241, 242, 243,
'\\',159, 'S', 'T', 'U', 'V', 'W', 'X', 'Y', 'Z', 244, 245, 246, 247, 248, 249,
'0', '1', '2', '3', '4', '5', '6', '7', '8', '9', 250, 251, 252, 253, 254, 255
}

Definition at line 420 of file ascmagic.c.

Referenced by from_ebcdic().

char text_chars[256] [static]
 

Initial value:

 {
        
         0 ,  0 ,  0 ,  0 ,  0 ,  0 ,  0 ,  1 ,  1 ,  1 ,  1 ,  0 ,  1 ,  1 ,  0 ,  0 ,  
        
         0 ,  0 ,  0 ,  0 ,  0 ,  0 ,  0 ,  0 ,  0 ,  0 ,  0 ,  1 ,  0 ,  0 ,  0 ,  0 ,  
         1 ,  1 ,  1 ,  1 ,  1 ,  1 ,  1 ,  1 ,  1 ,  1 ,  1 ,  1 ,  1 ,  1 ,  1 ,  1 ,  
         1 ,  1 ,  1 ,  1 ,  1 ,  1 ,  1 ,  1 ,  1 ,  1 ,  1 ,  1 ,  1 ,  1 ,  1 ,  1 ,  
         1 ,  1 ,  1 ,  1 ,  1 ,  1 ,  1 ,  1 ,  1 ,  1 ,  1 ,  1 ,  1 ,  1 ,  1 ,  1 ,  
         1 ,  1 ,  1 ,  1 ,  1 ,  1 ,  1 ,  1 ,  1 ,  1 ,  1 ,  1 ,  1 ,  1 ,  1 ,  1 ,  
         1 ,  1 ,  1 ,  1 ,  1 ,  1 ,  1 ,  1 ,  1 ,  1 ,  1 ,  1 ,  1 ,  1 ,  1 ,  1 ,  
         1 ,  1 ,  1 ,  1 ,  1 ,  1 ,  1 ,  1 ,  1 ,  1 ,  1 ,  1 ,  1 ,  1 ,  1 ,  0 ,  
        
         3 ,  3 ,  3 ,  3 ,  3 ,  1 ,  3 ,  3 ,  3 ,  3 ,  3 ,  3 ,  3 ,  3 ,  3 ,  3 ,  
         3 ,  3 ,  3 ,  3 ,  3 ,  3 ,  3 ,  3 ,  3 ,  3 ,  3 ,  3 ,  3 ,  3 ,  3 ,  3 ,  
         2 ,  2 ,  2 ,  2 ,  2 ,  2 ,  2 ,  2 ,  2 ,  2 ,  2 ,  2 ,  2 ,  2 ,  2 ,  2 ,  
         2 ,  2 ,  2 ,  2 ,  2 ,  2 ,  2 ,  2 ,  2 ,  2 ,  2 ,  2 ,  2 ,  2 ,  2 ,  2 ,  
         2 ,  2 ,  2 ,  2 ,  2 ,  2 ,  2 ,  2 ,  2 ,  2 ,  2 ,  2 ,  2 ,  2 ,  2 ,  2 ,  
         2 ,  2 ,  2 ,  2 ,  2 ,  2 ,  2 ,  2 ,  2 ,  2 ,  2 ,  2 ,  2 ,  2 ,  2 ,  2 ,  
         2 ,  2 ,  2 ,  2 ,  2 ,  2 ,  2 ,  2 ,  2 ,  2 ,  2 ,  2 ,  2 ,  2 ,  2 ,  2 ,  
         2 ,  2 ,  2 ,  2 ,  2 ,  2 ,  2 ,  2 ,  2 ,  2 ,  2 ,  2 ,  2 ,  2 ,  2 ,  2    
}

Definition at line 196 of file ascmagic.c.

Referenced by looks_ascii(), looks_extended(), looks_latin1(), looks_unicode(), and looks_utf8().


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