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authorLennart Poettering <lennart@poettering.net>2009-08-29 06:11:02 +0200
committerLennart Poettering <lennart@poettering.net>2009-08-29 06:11:02 +0200
commite1ce365cd9cdcdfd1535aa58882de249c6274ed4 (patch)
treee37826063b55b7402da1775e2f1bd43f31656094 /src/pulsecore/protocol-native.c
parent8bf2e3fe94e0dcd0a39a67c461b787d79adcd0dd (diff)
native: make sure clients cannot trigger an assert by sending us invalid volume info
Diffstat (limited to 'src/pulsecore/protocol-native.c')
-rw-r--r--src/pulsecore/protocol-native.c7
1 files changed, 6 insertions, 1 deletions
diff --git a/src/pulsecore/protocol-native.c b/src/pulsecore/protocol-native.c
index a5e952a3..179e62e2 100644
--- a/src/pulsecore/protocol-native.c
+++ b/src/pulsecore/protocol-native.c
@@ -3390,12 +3390,18 @@ static void command_set_volume(
client_name = pa_strnull(pa_proplist_gets(c->client->proplist, PA_PROP_APPLICATION_PROCESS_BINARY));
if (sink) {
+ CHECK_VALIDITY(c->pstream, pa_cvolume_compatible(&volume, &sink->sample_spec), tag, PA_ERR_INVALID);
+
pa_log_debug("Client %s changes volume of sink %s.", client_name, sink->name);
pa_sink_set_volume(sink, &volume, TRUE, TRUE);
} else if (source) {
+ CHECK_VALIDITY(c->pstream, pa_cvolume_compatible(&volume, &source->sample_spec), tag, PA_ERR_INVALID);
+
pa_log_debug("Client %s changes volume of source %s.", client_name, source->name);
pa_source_set_volume(source, &volume, TRUE);
} else if (si) {
+ CHECK_VALIDITY(c->pstream, pa_cvolume_compatible(&volume, &si->sample_spec), tag, PA_ERR_INVALID);
+
pa_log_debug("Client %s changes volume of sink input %s.",
client_name,
pa_strnull(pa_proplist_gets(si->proplist, PA_PROP_MEDIA_NAME)));
@@ -3441,7 +3447,6 @@ static void command_set_mute(
switch (command) {
case PA_COMMAND_SET_SINK_MUTE:
-
if (idx != PA_INVALID_INDEX)
sink = pa_idxset_get_by_index(c->protocol->core->sinks, idx);
else