ReactOS  0.4.13-dev-657-g10798fa
nls_ascii.c File Reference
#include <linux/module.h>
#include <linux/kernel.h>
#include <linux/string.h>
#include <linux/nls.h>
#include <linux/errno.h>
Include dependency graph for nls_ascii.c:

Go to the source code of this file.

Functions

static int uni2char (wchar_t uni, unsigned char *out, int boundlen)
 
static int char2uni (const unsigned char *rawstring, int boundlen, wchar_t *uni)
 
static int __init init_nls_ascii (void)
 
static void __exit exit_nls_ascii (void)
 

Variables

static wchar_t charset2uni [256]
 
static unsigned char page00 [256]
 
static unsigned charpage_uni2charset [256]
 
static unsigned char charset2lower [256]
 
static unsigned char charset2upper [256]
 
static struct nls_table table
 

Function Documentation

◆ char2uni()

static int char2uni ( const unsigned char rawstring,
int  boundlen,
wchar_t uni 
)
static

Definition at line 137 of file nls_ascii.c.

138 {
139  *uni = charset2uni[*rawstring];
140  if (*uni == 0x0000)
141  return -EINVAL;
142  return 1;
143 }
Definition: arc.h:39
static wchar_t charset2uni[256]
Definition: nls_ascii.c:16

◆ exit_nls_ascii()

static void __exit exit_nls_ascii ( void  )
static

Definition at line 160 of file nls_ascii.c.

161 {
163 }
int unregister_nls(struct nls_table *)
Definition: nls_base.c:185

◆ init_nls_ascii()

static int __init init_nls_ascii ( void  )
static

Definition at line 155 of file nls_ascii.c.

156 {
157  return register_nls(&table);
158 }
int register_nls(struct nls_table *)
Definition: nls_base.c:162

Referenced by Ext2LoadAllNls(), and Ext2UnloadAllNls().

◆ uni2char()

static int uni2char ( wchar_t  uni,
unsigned char out,
int  boundlen 
)
static

Definition at line 120 of file nls_ascii.c.

121 {
122  unsigned char *uni2charset;
123  unsigned char cl = uni & 0x00ff;
124  unsigned char ch = (uni & 0xff00) >> 8;
125 
126  if (boundlen <= 0)
127  return -ENAMETOOLONG;
128 
129  uni2charset = page_uni2charset[ch];
130  if (uni2charset && uni2charset[cl])
131  out[0] = uni2charset[cl];
132  else
133  return -EINVAL;
134  return 1;
135 }
Definition: arc.h:39
static FILE * out
Definition: regtests2xml.c:44
static unsigned char * page_uni2charset[256]
Definition: nls_ascii.c:78

Variable Documentation

◆ charset2lower

unsigned char charset2lower[256]
static
Initial value:
= {
0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07,
0x08, 0x09, 0x0a, 0x0b, 0x0c, 0x0d, 0x0e, 0x0f,
0x10, 0x11, 0x12, 0x13, 0x14, 0x15, 0x16, 0x17,
0x18, 0x19, 0x1a, 0x1b, 0x1c, 0x1d, 0x1e, 0x1f,
0x20, 0x21, 0x22, 0x23, 0x24, 0x25, 0x26, 0x27,
0x28, 0x29, 0x2a, 0x2b, 0x2c, 0x2d, 0x2e, 0x2f,
0x30, 0x31, 0x32, 0x33, 0x34, 0x35, 0x36, 0x37,
0x38, 0x39, 0x3a, 0x3b, 0x3c, 0x3d, 0x3e, 0x3f,
0x40, 0x61, 0x62, 0x63, 0x64, 0x65, 0x66, 0x67,
0x68, 0x69, 0x6a, 0x6b, 0x6c, 0x6d, 0x6e, 0x6f,
0x70, 0x71, 0x72, 0x73, 0x74, 0x75, 0x76, 0x77,
0x78, 0x79, 0x7a, 0x5b, 0x5c, 0x5d, 0x5e, 0x5f,
0x60, 0x61, 0x62, 0x63, 0x64, 0x65, 0x66, 0x67,
0x68, 0x69, 0x6a, 0x6b, 0x6c, 0x6d, 0x6e, 0x6f,
0x70, 0x71, 0x72, 0x73, 0x74, 0x75, 0x76, 0x77,
0x78, 0x79, 0x7a, 0x7b, 0x7c, 0x7d, 0x7e, 0x7f,
}

Definition at line 82 of file nls_ascii.c.

◆ charset2uni

wchar_t charset2uni[256]
static

Definition at line 16 of file nls_ascii.c.

Referenced by char2uni().

◆ charset2upper

unsigned char charset2upper[256]
static
Initial value:
= {
0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07,
0x08, 0x09, 0x0a, 0x0b, 0x0c, 0x0d, 0x0e, 0x0f,
0x10, 0x11, 0x12, 0x13, 0x14, 0x15, 0x16, 0x17,
0x18, 0x19, 0x1a, 0x1b, 0x1c, 0x1d, 0x1e, 0x1f,
0x20, 0x21, 0x22, 0x23, 0x24, 0x25, 0x26, 0x27,
0x28, 0x29, 0x2a, 0x2b, 0x2c, 0x2d, 0x2e, 0x2f,
0x30, 0x31, 0x32, 0x33, 0x34, 0x35, 0x36, 0x37,
0x38, 0x39, 0x3a, 0x3b, 0x3c, 0x3d, 0x3e, 0x3f,
0x40, 0x41, 0x42, 0x43, 0x44, 0x45, 0x46, 0x47,
0x48, 0x49, 0x4a, 0x4b, 0x4c, 0x4d, 0x4e, 0x4f,
0x50, 0x51, 0x52, 0x53, 0x54, 0x55, 0x56, 0x57,
0x58, 0x59, 0x5a, 0x5b, 0x5c, 0x5d, 0x5e, 0x5f,
0x60, 0x41, 0x42, 0x43, 0x44, 0x45, 0x46, 0x47,
0x48, 0x49, 0x4a, 0x4b, 0x4c, 0x4d, 0x4e, 0x4f,
0x50, 0x51, 0x52, 0x53, 0x54, 0x55, 0x56, 0x57,
0x58, 0x59, 0x5a, 0x7b, 0x7c, 0x7d, 0x7e, 0x7f,
}

Definition at line 101 of file nls_ascii.c.

◆ page00

unsigned char page00[256]
static
Initial value:
= {
0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07,
0x08, 0x09, 0x0a, 0x0b, 0x0c, 0x0d, 0x0e, 0x0f,
0x10, 0x11, 0x12, 0x13, 0x14, 0x15, 0x16, 0x17,
0x18, 0x19, 0x1a, 0x1b, 0x1c, 0x1d, 0x1e, 0x1f,
0x20, 0x21, 0x22, 0x23, 0x24, 0x25, 0x26, 0x27,
0x28, 0x29, 0x2a, 0x2b, 0x2c, 0x2d, 0x2e, 0x2f,
0x30, 0x31, 0x32, 0x33, 0x34, 0x35, 0x36, 0x37,
0x38, 0x39, 0x3a, 0x3b, 0x3c, 0x3d, 0x3e, 0x3f,
0x40, 0x41, 0x42, 0x43, 0x44, 0x45, 0x46, 0x47,
0x48, 0x49, 0x4a, 0x4b, 0x4c, 0x4d, 0x4e, 0x4f,
0x50, 0x51, 0x52, 0x53, 0x54, 0x55, 0x56, 0x57,
0x58, 0x59, 0x5a, 0x5b, 0x5c, 0x5d, 0x5e, 0x5f,
0x60, 0x61, 0x62, 0x63, 0x64, 0x65, 0x66, 0x67,
0x68, 0x69, 0x6a, 0x6b, 0x6c, 0x6d, 0x6e, 0x6f,
0x70, 0x71, 0x72, 0x73, 0x74, 0x75, 0x76, 0x77,
0x78, 0x79, 0x7a, 0x7b, 0x7c, 0x7d, 0x7e, 0x7f,
}

Definition at line 59 of file nls_ascii.c.

◆ page_uni2charset

unsigned char* page_uni2charset[256]
static
Initial value:
= {
}
static unsigned char page00[256]
Definition: nls_ascii.c:59

Definition at line 78 of file nls_ascii.c.

Referenced by uni2char().

◆ table

Initial value:
= {
"ascii",
0,
}
#define THIS_MODULE
Definition: module.h:267
static int char2uni(const unsigned char *rawstring, int boundlen, wchar_t *uni)
Definition: nls_ascii.c:137
static unsigned char charset2upper[256]
Definition: nls_ascii.c:101
static int uni2char(wchar_t uni, unsigned char *out, int boundlen)
Definition: nls_ascii.c:120
static unsigned char charset2lower[256]
Definition: nls_ascii.c:82

Definition at line 145 of file nls_ascii.c.