int parse_pid_status(pid_t pid, struct proc_status_creds *cr)
{
struct bfd f;
int done = 0;
int ret = -1;
char *str;
f.fd = open_proc(pid, "status");
if (f.fd < 0) {
pr_perror("Can't open proc status");
return -1;
}
if (bfdopenr(&f))
return -1;
while (done < 9) {
str = breadline(&f);
if (str == NULL)
break;
if (IS_ERR(str))
goto err_parse;
if (!strncmp(str, "State:", 6)) {
cr->state = str[7];
done++;
}
if (!strncmp(str, "PPid:", 5)) {
if (sscanf(str, "PPid:\t%d", &cr->ppid) != 1) {
pr_err("Unable to parse: %s\n", str);
goto err_parse;
}
done++;
}
if (!strncmp(str, "Uid:", 4)) {
if (ids_parse(str + 5, cr->uids))
goto err_parse;
done++;
}
if (!strncmp(str, "Gid:", 4)) {
if (ids_parse(str + 5, cr->gids))
goto err_parse;
done++;
}
if (!strncmp(str, "CapInh:", 7)) {
if (cap_parse(str + 8, cr->cap_inh))
goto err_parse;
done++;
}
if (!strncmp(str, "CapEff:", 7)) {
if (cap_parse(str + 8, cr->cap_eff))
goto err_parse;
done++;
}
if (!strncmp(str, "CapPrm:", 7)) {
if (cap_parse(str + 8, cr->cap_prm))
goto err_parse;
done++;
}
if (!strncmp(str, "CapBnd:", 7)) {
if (cap_parse(str + 8, cr->cap_bnd))
goto err_parse;
done++;
}
if (!strncmp(str, "Seccomp:", 8)) {
if (sscanf(str + 9, "%d", &cr->seccomp_mode) != 1) {
goto err_parse;
}
if (cr->seccomp_mode == SECCOMP_MODE_FILTER) {
pr_err("SECCOMP_MODE_FILTER not currently supported\n");
goto err_parse;
}
done++;
}
}
if (done >= 8)
ret = 0;
err_parse:
if (ret)
pr_err("Error parsing proc status file\n");
bclose(&f);
return ret;
}
int parse_pid_status(pid_t pid, struct proc_status_creds *cr)
{
int done = 0;
FILE *f;
char str[64];
f = fopen_proc(pid, "status");
if (f == NULL) {
pr_perror("Can't open proc status");
return -1;
}
while (done < 6 && fgets(str, sizeof(str), f)) {
if (!strncmp(str, "Uid:", 4)) {
if (ids_parse(str + 5, cr->uids))
goto err_parse;
done++;
}
if (!strncmp(str, "Gid:", 4)) {
if (ids_parse(str + 5, cr->gids))
goto err_parse;
done++;
}
if (!strncmp(str, "CapInh:", 7)) {
if (cap_parse(str + 8, cr->cap_inh))
goto err_parse;
done++;
}
if (!strncmp(str, "CapEff:", 7)) {
if (cap_parse(str + 8, cr->cap_eff))
goto err_parse;
done++;
}
if (!strncmp(str, "CapPrm:", 7)) {
if (cap_parse(str + 8, cr->cap_prm))
goto err_parse;
done++;
}
if (!strncmp(str, "CapBnd:", 7)) {
if (cap_parse(str + 8, cr->cap_bnd))
goto err_parse;
done++;
}
}
if (done != 6) {
err_parse:
pr_err("Error parsing proc status file\n");
fclose(f);
return -1;
}
fclose(f);
return 0;
}
