Mirror of :pserver:cvs@cvs.fefe.de:/cvs libowfat https://www.fefe.de/libowfat/
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libowfat/textcode/scan_urlencoded.c

34 lines
894 B

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#include "fmt.h"
#include "textcode.h"
#include "scan.h"
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static unsigned long inner_scan_urlencoded(const char *src,char *dest,unsigned long *destlen,int plus) {
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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]);
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if (j<0) break;
dest[written]=j<<4;
j=scan_fromhex(s[i+2]);
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if (j<0) break;
dest[written]|=j;
i+=2;
} else if (s[i]=='+' && plus)
dest[written]=' ';
else
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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);
}