bool enabled;
uid_t euid;
gid_t egid;
- unsigned ngroups;
gid_t *groups;
} uwrap;
if (getenv("UID_WRAPPER")) {
uwrap.enabled = true;
/* put us in one group */
- uwrap.ngroups = 1;
uwrap.groups = talloc_array(NULL, gid_t, 1);
uwrap.groups[0] = 0;
}
}
talloc_free(uwrap.groups);
- uwrap.ngroups = 0;
uwrap.groups = NULL;
if (size != 0) {
return -1;
}
memcpy(uwrap.groups, list, size*sizeof(gid_t));
- uwrap.ngroups = size;
}
return 0;
}
_PUBLIC_ int uwrap_getgroups(int size, gid_t *list)
{
+ size_t ngroups;
+
uwrap_init();
if (!uwrap.enabled) {
return getgroups(size, list);
}
- if (size > uwrap.ngroups) {
- size = uwrap.ngroups;
+ ngroups = talloc_array_length(uwrap.groups);
+
+ if (size > ngroups) {
+ size = ngroups;
}
if (size == 0) {
- return uwrap.ngroups;
+ return ngroups;
}
- if (size < uwrap.ngroups) {
+ if (size < ngroups) {
errno = EINVAL;
return -1;
}
memcpy(list, uwrap.groups, size*sizeof(gid_t));
- return uwrap.ngroups;
+ return ngroups;
}
_PUBLIC_ uid_t uwrap_getuid(void)