Module: wine Branch: master Commit: a4e933a3abebd1e4022d14f0aa1b812cc153897b URL: https://gitlab.winehq.org/wine/wine/-/commit/a4e933a3abebd1e4022d14f0aa1b812...
Author: Rémi Bernon rbernon@codeweavers.com Date: Wed Oct 11 14:19:24 2023 +0200
dmsynth: Guard synth members with a CS.
---
dlls/dmsynth/synth.c | 45 +++++++++++++++++++++++++++++++++++++++++---- 1 file changed, 41 insertions(+), 4 deletions(-)
diff --git a/dlls/dmsynth/synth.c b/dlls/dmsynth/synth.c index 06e576f3919..ad5e2e75c09 100644 --- a/dlls/dmsynth/synth.c +++ b/dlls/dmsynth/synth.c @@ -303,6 +303,7 @@ struct synth BOOL open; IDirectMusicSynthSink *sink;
+ CRITICAL_SECTION cs; struct list instruments; struct list waves;
@@ -384,6 +385,10 @@ static ULONG WINAPI synth_Release(IDirectMusicSynth8 *iface) delete_fluid_sfont(This->fluid_sfont); This->fluid_sfont = NULL; delete_fluid_settings(This->fluid_settings); + + This->cs.DebugInfo->Spare[0] = 0; + DeleteCriticalSection(&This->cs); + free(This); }
@@ -411,11 +416,21 @@ static HRESULT WINAPI synth_Open(IDirectMusicSynth8 *iface, DMUS_PORTPARAMS *par
TRACE("(%p, %p)\n", This, params);
- if (This->open) return DMUS_E_ALREADYOPEN; + EnterCriticalSection(&This->cs); + if (This->open) + { + LeaveCriticalSection(&This->cs); + return DMUS_E_ALREADYOPEN; + }
if (params) { - if (params->dwSize < sizeof(DMUS_PORTPARAMS7)) return E_INVALIDARG; + if (params->dwSize < sizeof(DMUS_PORTPARAMS7)) + { + LeaveCriticalSection(&This->cs); + return E_INVALIDARG; + } + if (size > params->dwSize) size = params->dwSize;
if ((params->dwValidParams & DMUS_PORTPARAMS_VOICES) && params->dwVoices) @@ -473,6 +488,7 @@ static HRESULT WINAPI synth_Open(IDirectMusicSynth8 *iface, DMUS_PORTPARAMS *par
This->params = actual; This->open = TRUE; + LeaveCriticalSection(&This->cs);
return modified ? S_FALSE : S_OK; } @@ -483,13 +499,18 @@ static HRESULT WINAPI synth_Close(IDirectMusicSynth8 *iface)
TRACE("(%p)\n", This);
+ EnterCriticalSection(&This->cs); if (!This->open) + { + LeaveCriticalSection(&This->cs); return DMUS_E_ALREADYCLOSED; + }
fluid_synth_remove_sfont(This->fluid_synth, This->fluid_sfont); delete_fluid_synth(This->fluid_synth); This->fluid_synth = NULL; This->open = FALSE; + LeaveCriticalSection(&This->cs);
return S_OK; } @@ -549,14 +570,17 @@ static struct wave *synth_find_wave_from_id(struct synth *This, DWORD id) { struct wave *wave;
+ EnterCriticalSection(&This->cs); LIST_FOR_EACH_ENTRY(wave, &This->waves, struct wave, entry) { if (wave->id == id) { wave_addref(wave); + LeaveCriticalSection(&This->cs); return wave; } } + LeaveCriticalSection(&This->cs);
WARN("Failed to find wave with id %#lx\n", id); return NULL; @@ -627,9 +651,11 @@ static HRESULT synth_download_instrument(struct synth *This, DMUS_DOWNLOADINFO * instrument_info->ulGlobalArtIdx, &instrument->articulations))) goto error;
+ EnterCriticalSection(&This->cs); list_add_tail(&This->instruments, &instrument->entry); - *ret_handle = instrument; + LeaveCriticalSection(&This->cs);
+ *ret_handle = instrument; return S_OK;
error: @@ -693,9 +719,11 @@ static HRESULT synth_download_wave(struct synth *This, DMUS_DOWNLOADINFO *info, } }
+ EnterCriticalSection(&This->cs); list_add_tail(&This->waves, &wave->entry); - *ret_handle = wave; + LeaveCriticalSection(&This->cs);
+ *ret_handle = wave; return S_OK; }
@@ -757,11 +785,14 @@ static HRESULT WINAPI synth_Unload(IDirectMusicSynth8 *iface, HANDLE handle, TRACE("(%p)->(%p, %p, %p)\n", This, handle, callback, user_data); if (callback) FIXME("Unload callbacks not implemented\n");
+ EnterCriticalSection(&This->cs); LIST_FOR_EACH_ENTRY(instrument, &This->instruments, struct instrument, entry) { if (instrument == handle) { list_remove(&instrument->entry); + LeaveCriticalSection(&This->cs); + instrument_release(instrument); return S_OK; } @@ -772,10 +803,13 @@ static HRESULT WINAPI synth_Unload(IDirectMusicSynth8 *iface, HANDLE handle, if (wave == handle) { list_remove(&wave->entry); + LeaveCriticalSection(&This->cs); + wave_release(wave); return S_OK; } } + LeaveCriticalSection(&This->cs);
return E_FAIL; } @@ -1217,6 +1251,9 @@ HRESULT synth_create(IUnknown **ret_iface) goto failed; fluid_sfont_set_data(obj->fluid_sfont, obj);
+ InitializeCriticalSection(&obj->cs); + obj->cs.DebugInfo->Spare[0] = (DWORD_PTR)(__FILE__ ": cs"); + TRACE("Created DirectMusicSynth %p\n", obj); *ret_iface = (IUnknown *)&obj->IDirectMusicSynth8_iface; return S_OK;
-
Alexandre Julliard