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#include <shadow.h>
#include <sys/types.h>
#include <sys/mman.h>
#include <paths.h>
#include <string.h>
#include "parselib.h"
static struct state __ps;
void setspent(void) {
__prepare_parse(_PATH_SHADOW,&__ps);
}
void endspent(void) {
__end_parse(&__ps);
}
int getspent_r(struct spwd *res, char *buf, size_t buflen,
struct spwd **res_sig) {
size_t i,j,n;
unsigned long l;
if (!__ps.buffirst) setspent();
if (!__ps.buffirst) goto error;
if (__ps.cur>=__ps.buflen) goto error;
again:
n=0;
for (i=0; i<9; ++i) {
j=__parse_1(&__ps,':');
if (__ps.buffirst[__ps.cur+j]!=':' && i<6) {
parseerror:
while (__ps.cur+j<__ps.buflen) {
if (__ps.buffirst[__ps.cur+j]=='\n') {
__ps.cur+=j+1;
goto again;
}
++j;
}
}
if (i>1) {
if (scan_ulong(__ps.buffirst+__ps.cur,&l)!=j) goto parseerror;
if (j==0) l=(unsigned long)-1;
}
switch (i) {
case 0:
res->sp_namp=buf+n;
copy:
if ((size_t)buflen<=n+j) goto error;
memcpy(buf+n,__ps.buffirst+__ps.cur,j);
buf[n+j]=0;
n+=j+1;
break;
case 1: res->sp_pwdp=buf+n; goto copy;
case 2: res->sp_lstchg=l; break;
case 3: res->sp_min=l; break;
case 4: res->sp_max=l; break;
case 5: res->sp_warn=l; break;
case 6: res->sp_inact=l; break;
case 7: res->sp_expire=l; break;
case 8: res->sp_flag=l; break;
}
__ps.cur+=j+1;
}
*res_sig=res;
return 0;
error:
*res_sig=0;/* the glibc people should be taken behind the barn and shot */
return -1;
}
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