int parse_acl(const char *text, acl_t *acl_access, acl_t *acl_default, bool want_mask) {
_cleanup_free_ char **a = NULL, **d = NULL; /* strings are not freed */
_cleanup_strv_free_ char **split;
char **entry;
int r = -EINVAL;
_cleanup_(acl_freep) acl_t a_acl = NULL, d_acl = NULL;
split = strv_split(text, ",");
if (!split)
return -ENOMEM;
STRV_FOREACH(entry, split) {
char *p;
p = startswith(*entry, "default:");
if (!p)
p = startswith(*entry, "d:");
if (p)
r = strv_push(&d, p);
else
r = strv_push(&a, *entry);
if (r < 0)
return r;
}
static int load_env_file_push_pairs(
const char *filename, unsigned line,
const char *key, char *value,
void *userdata,
int *n_pushed) {
char ***m = userdata;
int r;
r = check_utf8ness_and_warn(filename, line, key, value);
if (r < 0)
return r;
r = strv_extend(m, key);
if (r < 0)
return -ENOMEM;
if (!value) {
r = strv_extend(m, "");
if (r < 0)
return -ENOMEM;
} else {
r = strv_push(m, value);
if (r < 0)
return r;
}
if (n_pushed)
(*n_pushed)++;
return 0;
}
static int load_env_file_push(const char *filename, unsigned line,
const char *key, char *value, void *userdata) {
char ***m = userdata;
char *p;
int r;
if (!utf8_is_valid(key)) {
log_error("%s:%u: invalid UTF-8 for key '%s', ignoring.",
filename, line, key);
return -EINVAL;
}
if (value && !utf8_is_valid(value)) {
/* FIXME: filter UTF-8 */
log_error("%s:%u: invalid UTF-8 value for key %s: '%s', ignoring.",
filename, line, key, value);
return -EINVAL;
}
p = strjoin(key, "=", strempty(value), NULL);
if (!p)
return -ENOMEM;
r = strv_push(m, p);
if (r < 0) {
free(p);
return r;
}
free(value);
return 0;
}
static int unit_file_find_dir(
const char *original_root,
const char *path,
char ***dirs) {
_cleanup_free_ char *chased = NULL;
int r;
assert(path);
r = chase_symlinks(path, original_root, 0, &chased);
if (r == -ENOENT) /* Ignore -ENOENT, after all most units won't have a drop-in dir. */
return 0;
if (r == -ENAMETOOLONG) {
/* Also, ignore -ENAMETOOLONG but log about it. After all, users are not even able to create the
* drop-in dir in such case. This mostly happens for device units with an overly long /sys path. */
log_debug_errno(r, "Path '%s' too long, couldn't canonicalize, ignoring.", path);
return 0;
}
if (r < 0)
return log_warning_errno(r, "Failed to canonicalize path '%s': %m", path);
r = strv_push(dirs, chased);
if (r < 0)
return log_oom();
chased = NULL;
return 0;
}
int strv_consume(char ***l, char *value) {
int r;
r = strv_push(l, value);
if (r < 0)
free(value);
return r;
}
int strv_extend(char ***l, const char *value) {
char *v;
int r;
if (!value)
return 0;
v = strdup(value);
if (!v)
return -ENOMEM;
r = strv_push(l, v);
if (r < 0)
free(v);
return r;
}
static int load_env_file_push(const char *key, char *value, void *userdata) {
char ***m = userdata;
char *p;
int r;
p = strjoin(key, "=", strempty(value), NULL);
if (!p)
return -ENOMEM;
r = strv_push(m, p);
if (r < 0) {
free(p);
return r;
}
free(value);
return 0;
}
static int load_env_file_push_pairs(
const char *filename, unsigned line,
const char *key, char *value,
void *userdata,
int *n_pushed) {
char ***m = userdata;
int r;
if (!utf8_is_valid(key)) {
_cleanup_free_ char *t = utf8_escape_invalid(key);
log_error("%s:%u: invalid UTF-8 for key '%s', ignoring.", strna(filename), line, t);
return -EINVAL;
}
if (value && !utf8_is_valid(value)) {
_cleanup_free_ char *t = utf8_escape_invalid(value);
log_error("%s:%u: invalid UTF-8 value for key %s: '%s', ignoring.", strna(filename), line, key, t);
return -EINVAL;
}
r = strv_extend(m, key);
if (r < 0)
return -ENOMEM;
if (!value) {
r = strv_extend(m, "");
if (r < 0)
return -ENOMEM;
} else {
r = strv_push(m, value);
if (r < 0)
return r;
}
if (n_pushed)
(*n_pushed)++;
return 0;
}
static int driver_list_queued_owners(sd_bus *bus, sd_bus_message *m, void *userdata, sd_bus_error *error) {
struct kdbus_cmd_name_list cmd = {};
struct kdbus_name_list *name_list;
struct kdbus_cmd_name *name;
_cleanup_strv_free_ char **owners = NULL;
char *arg0;
int r;
r = sd_bus_message_read(m, "s", &arg0);
if (r < 0)
return r;
assert_return(service_name_is_valid(arg0), -EINVAL);
cmd.flags = KDBUS_NAME_LIST_QUEUED;
r = ioctl(bus->input_fd, KDBUS_CMD_NAME_LIST, &cmd);
if (r < 0)
return -errno;
name_list = (struct kdbus_name_list *) ((uint8_t *) bus->kdbus_buffer + cmd.offset);
KDBUS_ITEM_FOREACH(name, name_list, names) {
char *n;
if (name->size <= sizeof(*name))
continue;
if (!streq(name->name, arg0))
continue;
if (asprintf(&n, ":1.%llu", (unsigned long long) name->owner_id) < 0)
return -ENOMEM;
r = strv_push(&owners, n);
if (r < 0) {
free(n);
return -ENOMEM;
}
}
static int parse_argv(int argc, char *argv[]) {
enum {
ARG_NO_PAGER = 0x100,
ARG_VERSION,
ARG_USER_UNIT,
};
static const struct option options[] = {
{ "help", no_argument, NULL, 'h' },
{ "version", no_argument, NULL, ARG_VERSION },
{ "no-pager", no_argument, NULL, ARG_NO_PAGER },
{ "all", no_argument, NULL, 'a' },
{ "full", no_argument, NULL, 'l' },
{ "machine", required_argument, NULL, 'M' },
{ "unit", optional_argument, NULL, 'u' },
{ "user-unit", optional_argument, NULL, ARG_USER_UNIT },
{}
};
int c;
assert(argc >= 1);
assert(argv);
while ((c = getopt_long(argc, argv, "-hkalM:u::", options, NULL)) >= 0)
switch (c) {
case 'h':
help();
return 0;
case ARG_VERSION:
return version();
case ARG_NO_PAGER:
arg_no_pager = true;
break;
case 'a':
arg_all = true;
break;
case 'u':
arg_show_unit = SHOW_UNIT_SYSTEM;
if (strv_push(&arg_names, optarg) < 0) /* push optarg if not empty */
return log_oom();
break;
case ARG_USER_UNIT:
arg_show_unit = SHOW_UNIT_USER;
if (strv_push(&arg_names, optarg) < 0) /* push optarg if not empty */
return log_oom();
break;
case 1:
/* positional argument */
if (strv_push(&arg_names, optarg) < 0)
return log_oom();
break;
case 'l':
arg_full = true;
break;
case 'k':
arg_kernel_threads = true;
break;
case 'M':
arg_machine = optarg;
break;
case '?':
return -EINVAL;
default:
assert_not_reached("Unhandled option");
}
if (arg_machine && arg_show_unit != SHOW_UNIT_NONE) {
log_error("Cannot combine --unit or --user-unit with --machine=.");
return -EINVAL;
}
return 1;
}
