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-rw-r--r--src/libsystemd/sd-bus/bus-match.c67
-rw-r--r--src/libsystemd/sd-bus/bus-message.c52
-rw-r--r--src/libsystemd/sd-bus/bus-message.h2
-rw-r--r--src/libsystemd/sd-bus/test-bus-match.c19
4 files changed, 105 insertions, 35 deletions
diff --git a/src/libsystemd/sd-bus/bus-match.c b/src/libsystemd/sd-bus/bus-match.c
index 0e92a85ef7..3a31aa0ebf 100644
--- a/src/libsystemd/sd-bus/bus-match.c
+++ b/src/libsystemd/sd-bus/bus-match.c
@@ -134,6 +134,7 @@ static bool value_node_test(
enum bus_match_node_type parent_type,
uint8_t value_u8,
const char *value_str,
+ char **value_strv,
sd_bus_message *m) {
assert(node);
@@ -179,17 +180,46 @@ static bool value_node_test(
case BUS_MATCH_INTERFACE:
case BUS_MATCH_MEMBER:
case BUS_MATCH_PATH:
- case BUS_MATCH_ARG ... BUS_MATCH_ARG_LAST:
- return streq_ptr(node->value.str, value_str);
+ case BUS_MATCH_ARG ... BUS_MATCH_ARG_LAST: {
+ char **i;
- case BUS_MATCH_ARG_NAMESPACE ... BUS_MATCH_ARG_NAMESPACE_LAST:
- return namespace_simple_pattern(node->value.str, value_str);
+ if (value_str)
+ return streq_ptr(node->value.str, value_str);
+
+ STRV_FOREACH(i, value_strv)
+ if (streq_ptr(node->value.str, *i))
+ return true;
+
+ return false;
+ }
+
+ case BUS_MATCH_ARG_NAMESPACE ... BUS_MATCH_ARG_NAMESPACE_LAST: {
+ char **i;
+
+ if (value_str)
+ return namespace_simple_pattern(node->value.str, value_str);
+
+ STRV_FOREACH(i, value_strv)
+ if (namespace_simple_pattern(node->value.str, *i))
+ return true;
+ return false;
+ }
case BUS_MATCH_PATH_NAMESPACE:
return path_simple_pattern(node->value.str, value_str);
- case BUS_MATCH_ARG_PATH ... BUS_MATCH_ARG_PATH_LAST:
- return path_complex_pattern(node->value.str, value_str);
+ case BUS_MATCH_ARG_PATH ... BUS_MATCH_ARG_PATH_LAST: {
+ char **i;
+
+ if (value_str)
+ return path_complex_pattern(node->value.str, value_str);
+
+ STRV_FOREACH(i, value_strv)
+ if (path_complex_pattern(node->value.str, *i))
+ return true;
+
+ return false;
+ }
default:
assert_not_reached("Invalid node type");
@@ -235,7 +265,7 @@ int bus_match_run(
struct bus_match_node *node,
sd_bus_message *m) {
-
+ _cleanup_strv_free_ char **test_strv = NULL;
const char *test_str = NULL;
uint8_t test_u8 = 0;
int r;
@@ -343,15 +373,15 @@ int bus_match_run(
break;
case BUS_MATCH_ARG ... BUS_MATCH_ARG_LAST:
- test_str = bus_message_get_arg(m, node->type - BUS_MATCH_ARG);
+ (void) bus_message_get_arg(m, node->type - BUS_MATCH_ARG, &test_str, &test_strv);
break;
case BUS_MATCH_ARG_PATH ... BUS_MATCH_ARG_PATH_LAST:
- test_str = bus_message_get_arg(m, node->type - BUS_MATCH_ARG_PATH);
+ (void) bus_message_get_arg(m, node->type - BUS_MATCH_ARG_PATH, &test_str, &test_strv);
break;
case BUS_MATCH_ARG_NAMESPACE ... BUS_MATCH_ARG_NAMESPACE_LAST:
- test_str = bus_message_get_arg(m, node->type - BUS_MATCH_ARG_NAMESPACE);
+ (void) bus_message_get_arg(m, node->type - BUS_MATCH_ARG_NAMESPACE, &test_str, &test_strv);
break;
default:
@@ -365,7 +395,20 @@ int bus_match_run(
if (test_str)
found = hashmap_get(node->compare.children, test_str);
- else if (node->type == BUS_MATCH_MESSAGE_TYPE)
+ else if (test_strv) {
+ char **i;
+
+ STRV_FOREACH(i, test_strv) {
+ found = hashmap_get(node->compare.children, *i);
+ if (found) {
+ r = bus_match_run(bus, found, m);
+ if (r != 0)
+ return r;
+ }
+ }
+
+ found = NULL;
+ } else if (node->type == BUS_MATCH_MESSAGE_TYPE)
found = hashmap_get(node->compare.children, UINT_TO_PTR(test_u8));
else
found = NULL;
@@ -381,7 +424,7 @@ int bus_match_run(
/* No hash table, so let's iterate manually... */
for (c = node->child; c; c = c->next) {
- if (!value_node_test(c, node->type, test_u8, test_str, m))
+ if (!value_node_test(c, node->type, test_u8, test_str, test_strv, m))
continue;
r = bus_match_run(bus, c, m);
diff --git a/src/libsystemd/sd-bus/bus-message.c b/src/libsystemd/sd-bus/bus-message.c
index 9fdf0d7e81..05015a4157 100644
--- a/src/libsystemd/sd-bus/bus-message.c
+++ b/src/libsystemd/sd-bus/bus-message.c
@@ -5333,35 +5333,57 @@ _public_ int sd_bus_message_read_strv(sd_bus_message *m, char ***l) {
return 1;
}
-const char* bus_message_get_arg(sd_bus_message *m, unsigned i) {
- int r;
- const char *t = NULL;
+int bus_message_get_arg(sd_bus_message *m, unsigned i, const char **str, char ***strv) {
+ const char *contents;
unsigned j;
+ char type;
+ int r;
assert(m);
+ assert(str);
+ assert(strv);
r = sd_bus_message_rewind(m, true);
if (r < 0)
- return NULL;
+ return r;
- for (j = 0; j <= i; j++) {
- char type;
+ for (j = 0;; j++) {
+ r = sd_bus_message_peek_type(m, &type, &contents);
+ if (r < 0)
+ return r;
+ if (r == 0)
+ return -ENXIO;
+
+ /* Don't match against arguments after the first one we don't understand */
+ if (!IN_SET(type, SD_BUS_TYPE_STRING, SD_BUS_TYPE_OBJECT_PATH, SD_BUS_TYPE_SIGNATURE) &&
+ !(type == SD_BUS_TYPE_ARRAY && STR_IN_SET(contents, "s", "o", "g")))
+ return -ENXIO;
+
+ if (j >= i)
+ break;
- r = sd_bus_message_peek_type(m, &type, NULL);
+ r = sd_bus_message_skip(m, NULL);
if (r < 0)
- return NULL;
+ return r;
+ }
- if (type != SD_BUS_TYPE_STRING &&
- type != SD_BUS_TYPE_OBJECT_PATH &&
- type != SD_BUS_TYPE_SIGNATURE)
- return NULL;
+ if (type == SD_BUS_TYPE_ARRAY) {
- r = sd_bus_message_read_basic(m, type, &t);
+ r = sd_bus_message_read_strv(m, strv);
if (r < 0)
- return NULL;
+ return r;
+
+ *str = NULL;
+
+ } else {
+ r = sd_bus_message_read_basic(m, type, str);
+ if (r < 0)
+ return r;
+
+ *strv = NULL;
}
- return t;
+ return 0;
}
bool bus_header_is_complete(struct bus_header *h, size_t size) {
diff --git a/src/libsystemd/sd-bus/bus-message.h b/src/libsystemd/sd-bus/bus-message.h
index 8aa71fa1d8..e54543a047 100644
--- a/src/libsystemd/sd-bus/bus-message.h
+++ b/src/libsystemd/sd-bus/bus-message.h
@@ -223,7 +223,7 @@ int bus_message_from_malloc(
const char *label,
sd_bus_message **ret);
-const char* bus_message_get_arg(sd_bus_message *m, unsigned i);
+int bus_message_get_arg(sd_bus_message *m, unsigned i, const char **str, char ***strv);
int bus_message_append_ap(sd_bus_message *m, const char *types, va_list ap);
diff --git a/src/libsystemd/sd-bus/test-bus-match.c b/src/libsystemd/sd-bus/test-bus-match.c
index 6c5d35b3d3..7133117038 100644
--- a/src/libsystemd/sd-bus/test-bus-match.c
+++ b/src/libsystemd/sd-bus/test-bus-match.c
@@ -33,8 +33,9 @@
static bool mask[32];
static int filter(sd_bus *b, sd_bus_message *m, void *userdata, sd_bus_error *ret_error) {
- log_info("Ran %i", PTR_TO_INT(userdata));
- mask[PTR_TO_INT(userdata)] = true;
+ log_info("Ran %u", PTR_TO_UINT(userdata));
+ assert(PTR_TO_UINT(userdata) < ELEMENTSOF(mask));
+ mask[PTR_TO_UINT(userdata)] = true;
return 0;
}
@@ -85,9 +86,9 @@ int main(int argc, char *argv[]) {
};
_cleanup_bus_message_unref_ sd_bus_message *m = NULL;
- _cleanup_bus_unref_ sd_bus *bus = NULL;
+ _cleanup_bus_close_unref_ sd_bus *bus = NULL;
enum bus_match_node_type i;
- sd_bus_slot slots[15];
+ sd_bus_slot slots[19];
int r;
r = sd_bus_open_system(&bus);
@@ -108,16 +109,20 @@ int main(int argc, char *argv[]) {
assert_se(match_add(slots, &root, "arg1='two'", 12) >= 0);
assert_se(match_add(slots, &root, "member='waldo',arg2path='/prefix/'", 13) >= 0);
assert_se(match_add(slots, &root, "member=waldo,path='/foo/bar',arg3namespace='prefix'", 14) >= 0);
+ assert_se(match_add(slots, &root, "arg4='pi'", 15) >= 0);
+ assert_se(match_add(slots, &root, "arg4='pa'", 16) >= 0);
+ assert_se(match_add(slots, &root, "arg4='po'", 17) >= 0);
+ assert_se(match_add(slots, &root, "arg4='pu'", 18) >= 0);
bus_match_dump(&root, 0);
assert_se(sd_bus_message_new_signal(bus, &m, "/foo/bar", "bar.x", "waldo") >= 0);
- assert_se(sd_bus_message_append(m, "ssss", "one", "two", "/prefix/three", "prefix.four") >= 0);
+ assert_se(sd_bus_message_append(m, "ssssas", "one", "two", "/prefix/three", "prefix.four", 3, "pi", "pa", "po") >= 0);
assert_se(bus_message_seal(m, 1, 0) >= 0);
zero(mask);
assert_se(bus_match_run(NULL, &root, m) == 0);
- assert_se(mask_contains((unsigned[]) { 9, 8, 7, 5, 10, 12, 13, 14 }, 8));
+ assert_se(mask_contains((unsigned[]) { 9, 8, 7, 5, 10, 12, 13, 14, 15, 16, 17 }, 11));
assert_se(bus_match_remove(&root, &slots[8].match_callback) >= 0);
assert_se(bus_match_remove(&root, &slots[13].match_callback) >= 0);
@@ -126,7 +131,7 @@ int main(int argc, char *argv[]) {
zero(mask);
assert_se(bus_match_run(NULL, &root, m) == 0);
- assert_se(mask_contains((unsigned[]) { 9, 5, 10, 12, 14, 7 }, 6));
+ assert_se(mask_contains((unsigned[]) { 9, 5, 10, 12, 14, 7, 15, 16, 17 }, 9));
for (i = 0; i < _BUS_MATCH_NODE_TYPE_MAX; i++) {
char buf[32];
generated by cgit v1.2.3-54-g00ecf (git 2.45.2) at 2024-11-23 21:37:56 +0000