/*
* Mangle a filename pointed to by src into a buffer pointed
* to by dst; ends on encountering any whitespace.
* dst is preserved.
*
* This verifies that a filename is < FilENAME_MAX characters,
* doesn't contain whitespace, zero-pads the output buffer,
* and removes trailing dots and redumndant slashes, so "repe
* cmpsb" can do a compare, and the path-searching routine gets
* a bit of an easier job.
*
*/
static void iso_mangle_name(char *dst, const char *src)
{
char *p = dst;
int i = FILENAME_MAX - 1;
while (not_whitespace(*src)) {
if ( *src == '/' ) {
if ( *(src+1) == '/' ) {
i--;
src++;
continue;
}
}
*dst++ = *src ++;
i--;
}
while ( 1 ) {
if ( dst == p )
break;
if ( (*(dst-1) != '.') && (*(dst-1) != '/') )
break;
dst --;
i ++;
}
i ++;
for (; i > 0; i -- )
*dst++ = '\0';
}
/*
* mangle a filename pointed to by _src_ into a buffer pointed
* to by _dst_; ends on encountering any whitespace.
*
* This deliberately does not attempt to do any conversion of
* pathname separators.
*
*/
static void pxe_mangle_name(char *dst, const char *src)
{
size_t len = FILENAME_MAX-1;
while (len-- && not_whitespace(*src))
*dst++ = *src++;
*dst = '\0';
}
