Add pa_channels_valid()

I think this makes the code a bit nicer to read and write. This also
reduces the chances of off-by-one errors when checking the bounds of
channel count values.
This commit is contained in:
Tanu Kaskinen 2013-12-04 09:50:11 +02:00 committed by Peter Meerwald
parent a67318f8af
commit 2747c96101
12 changed files with 24 additions and 22 deletions

View file

@ -199,8 +199,7 @@ pa_channel_map* pa_channel_map_init_stereo(pa_channel_map *m) {
pa_channel_map* pa_channel_map_init_auto(pa_channel_map *m, unsigned channels, pa_channel_map_def_t def) {
pa_assert(m);
pa_assert(channels > 0);
pa_assert(channels <= PA_CHANNELS_MAX);
pa_assert(pa_channels_valid(channels));
pa_assert(def < PA_CHANNEL_MAP_DEF_MAX);
pa_channel_map_init(m);
@ -401,8 +400,7 @@ pa_channel_map* pa_channel_map_init_extend(pa_channel_map *m, unsigned channels,
unsigned c;
pa_assert(m);
pa_assert(channels > 0);
pa_assert(channels <= PA_CHANNELS_MAX);
pa_assert(pa_channels_valid(channels));
pa_assert(def < PA_CHANNEL_MAP_DEF_MAX);
pa_channel_map_init(m);
@ -617,7 +615,7 @@ int pa_channel_map_valid(const pa_channel_map *map) {
pa_assert(map);
if (map->channels <= 0 || map->channels > PA_CHANNELS_MAX)
if (!pa_channels_valid(map->channels))
return 0;
for (c = 0; c < map->channels; c++)