diff options
Diffstat (limited to 'src/output')
| -rw-r--r-- | src/output/HttpdOutputPlugin.cxx | 26 |
1 files changed, 16 insertions, 10 deletions
diff --git a/src/output/HttpdOutputPlugin.cxx b/src/output/HttpdOutputPlugin.cxx index 20dc7790c..a4714637a 100644 --- a/src/output/HttpdOutputPlugin.cxx +++ b/src/output/HttpdOutputPlugin.cxx @@ -165,10 +165,16 @@ httpd_output_init(const struct config_param *param, return &httpd->base; } +static inline constexpr HttpdOutput * +Cast(audio_output *ao) +{ + return (HttpdOutput *)((char *)ao - offsetof(HttpdOutput, base)); +} + static void httpd_output_finish(struct audio_output *ao) { - HttpdOutput *httpd = (HttpdOutput *)ao; + HttpdOutput *httpd = Cast(ao); ao_base_finish(&httpd->base); delete httpd; @@ -273,7 +279,7 @@ HttpdOutput::ReadPage() static bool httpd_output_enable(struct audio_output *ao, GError **error_r) { - HttpdOutput *httpd = (HttpdOutput *)ao; + HttpdOutput *httpd = Cast(ao); return httpd->Bind(error_r); } @@ -281,7 +287,7 @@ httpd_output_enable(struct audio_output *ao, GError **error_r) static void httpd_output_disable(struct audio_output *ao) { - HttpdOutput *httpd = (HttpdOutput *)ao; + HttpdOutput *httpd = Cast(ao); httpd->Unbind(); } @@ -327,7 +333,7 @@ static bool httpd_output_open(struct audio_output *ao, struct audio_format *audio_format, GError **error) { - HttpdOutput *httpd = (HttpdOutput *)ao; + HttpdOutput *httpd = Cast(ao); assert(httpd->clients.empty()); @@ -355,7 +361,7 @@ HttpdOutput::Close() static void httpd_output_close(struct audio_output *ao) { - HttpdOutput *httpd = (HttpdOutput *)ao; + HttpdOutput *httpd = Cast(ao); const ScopeLock protect(httpd->mutex); httpd->Close(); @@ -387,7 +393,7 @@ HttpdOutput::SendHeader(HttpdClient &client) const static unsigned httpd_output_delay(struct audio_output *ao) { - HttpdOutput *httpd = (HttpdOutput *)ao; + HttpdOutput *httpd = Cast(ao); if (!httpd->LockHasClients() && httpd->base.pause) { /* if there's no client and this output is paused, @@ -452,7 +458,7 @@ static size_t httpd_output_play(struct audio_output *ao, const void *chunk, size_t size, GError **error_r) { - HttpdOutput *httpd = (HttpdOutput *)ao; + HttpdOutput *httpd = Cast(ao); if (httpd->LockHasClients()) { if (!httpd->EncodeAndPlay(chunk, size, error_r)) @@ -469,7 +475,7 @@ httpd_output_play(struct audio_output *ao, const void *chunk, size_t size, static bool httpd_output_pause(struct audio_output *ao) { - HttpdOutput *httpd = (HttpdOutput *)ao; + HttpdOutput *httpd = Cast(ao); if (httpd->LockHasClients()) { static const char silence[1020] = { 0 }; @@ -532,7 +538,7 @@ HttpdOutput::SendTag(const struct tag *tag) static void httpd_output_tag(struct audio_output *ao, const struct tag *tag) { - HttpdOutput *httpd = (HttpdOutput *)ao; + HttpdOutput *httpd = Cast(ao); httpd->SendTag(tag); } @@ -540,7 +546,7 @@ httpd_output_tag(struct audio_output *ao, const struct tag *tag) static void httpd_output_cancel(struct audio_output *ao) { - HttpdOutput *httpd = (HttpdOutput *)ao; + HttpdOutput *httpd = Cast(ao); const ScopeLock protect(httpd->mutex); for (auto &client : httpd->clients) |