File: scan_urlencoded.c

package info (click to toggle)
libowfat 0.22-1
  • links: PTS
  • area: main
  • in suites: sarge
  • size: 3,148 kB
  • ctags: 976
  • sloc: ansic: 10,424; makefile: 42
file content (33 lines) | stat: -rw-r--r-- 894 bytes parent folder | download | duplicates (2)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
#include "fmt.h"
#include "textcode.h"
#include "scan.h"

static unsigned long inner_scan_urlencoded(const char *src,char *dest,unsigned long *destlen,int plus) {
  register const unsigned char* s=(const unsigned char*) src;
  unsigned long written=0,i;
  for (i=0; s[i]; ++i) {
    if (s[i]=='%') {
      int j=scan_fromhex(s[i+1]);
      if (j<0) break;
      dest[written]=j<<4;
      j=scan_fromhex(s[i+2]);
      if (j<0) break;
      dest[written]|=j;
      i+=2;
    } else if (s[i]=='+' && plus)
      dest[written]=' ';
    else
      dest[written]=s[i];
    ++written;
  }
  *destlen=written;
  return i;
}

unsigned long scan_urlencoded(const char *src,char *dest,unsigned long *destlen) {
  return inner_scan_urlencoded(src,dest,destlen,1);
}

unsigned long scan_urlencoded2(const char *src,char *dest,unsigned long *destlen) {
  return inner_scan_urlencoded(src,dest,destlen,0);
}