[PATCH 4/6] winealsa: Pass a unicode chunk2 to construct_device_id().
This makes construct_device_id() rather more sane. Signed-off-by: Huw Davies <huw(a)codeweavers.com> --- dlls/winealsa.drv/mmdevdrv.c | 29 ++++++++++++++++------------- 1 file changed, 16 insertions(+), 13 deletions(-) diff --git a/dlls/winealsa.drv/mmdevdrv.c b/dlls/winealsa.drv/mmdevdrv.c index 534667040a2..a6ca3827e5f 100644 --- a/dlls/winealsa.drv/mmdevdrv.c +++ b/dlls/winealsa.drv/mmdevdrv.c @@ -372,11 +372,11 @@ static BOOL alsa_try_open(const char *devnode, EDataFlow flow) return TRUE; } -static WCHAR *construct_device_id(EDataFlow flow, const WCHAR *chunk1, const char *chunk2) +static WCHAR *construct_device_id(EDataFlow flow, const WCHAR *chunk1, const WCHAR *chunk2) { WCHAR *ret; const WCHAR *prefix; - DWORD len_wchars = 0, chunk1_len = 0, copied = 0, prefix_len; + size_t len_wchars = 0, chunk1_len = 0, chunk2_len = 0, copied = 0, prefix_len; static const WCHAR dashW[] = {' ','-',' ',0}; static const size_t dashW_len = ARRAY_SIZE(dashW) - 1; @@ -398,8 +398,10 @@ static WCHAR *construct_device_id(EDataFlow flow, const WCHAR *chunk1, const cha } if(chunk1 && chunk2) len_wchars += dashW_len; - if(chunk2) - len_wchars += MultiByteToWideChar(CP_UNIXCP, 0, chunk2, -1, NULL, 0) - 1; + if(chunk2){ + chunk2_len = strlenW(chunk2); + len_wchars += chunk2_len; + } len_wchars += 1; /* NULL byte */ ret = HeapAlloc(GetProcessHeap(), 0, len_wchars * sizeof(WCHAR)); @@ -415,9 +417,10 @@ static WCHAR *construct_device_id(EDataFlow flow, const WCHAR *chunk1, const cha copied += dashW_len; } if(chunk2){ - MultiByteToWideChar(CP_UNIXCP, 0, chunk2, -1, ret + copied, len_wchars - copied); - }else - ret[copied] = 0; + memcpy(ret + copied, chunk2, chunk2_len * sizeof(WCHAR)); + copied += chunk2_len; + } + ret[copied] = 0; TRACE("Enumerated device: %s\n", wine_dbgstr_w(ret)); @@ -425,7 +428,7 @@ static WCHAR *construct_device_id(EDataFlow flow, const WCHAR *chunk1, const cha } static HRESULT alsa_get_card_devices(EDataFlow flow, WCHAR ***ids, GUID **guids, UINT *num, - snd_ctl_t *ctl, int card, const WCHAR *cardnameW) + snd_ctl_t *ctl, int card, const WCHAR *cardname) { int err, device; snd_pcm_info_t *info; @@ -440,8 +443,8 @@ static HRESULT alsa_get_card_devices(EDataFlow flow, WCHAR ***ids, GUID **guids, device = -1; for(err = snd_ctl_pcm_next_device(ctl, &device); device != -1 && err >= 0; err = snd_ctl_pcm_next_device(ctl, &device)){ - const char *devname; char devnode[32]; + WCHAR *devname; snd_pcm_info_set_device(info, device); @@ -467,15 +470,15 @@ static HRESULT alsa_get_card_devices(EDataFlow flow, WCHAR ***ids, GUID **guids, *guids = HeapAlloc(GetProcessHeap(), 0, sizeof(GUID)); } - devname = snd_pcm_info_get_name(info); + devname = strdupAtoW(snd_pcm_info_get_name(info)); if(!devname){ - WARN("Unable to get device name for card %d, device %d\n", card, - device); + WARN("Unable to get device name for card %d, device %d\n", card, device); continue; } - (*ids)[*num] = construct_device_id(flow, cardnameW, devname); + (*ids)[*num] = construct_device_id(flow, cardname, devname); get_device_guid(flow, devnode, &(*guids)[*num]); + free(devname); ++(*num); } -- 2.25.1
Signed-off-by: Andrew Eikum <aeikum(a)codeweavers.com> On Tue, Feb 15, 2022 at 01:09:51PM +0000, Huw Davies wrote:
This makes construct_device_id() rather more sane.
Signed-off-by: Huw Davies <huw(a)codeweavers.com> --- dlls/winealsa.drv/mmdevdrv.c | 29 ++++++++++++++++------------- 1 file changed, 16 insertions(+), 13 deletions(-)
diff --git a/dlls/winealsa.drv/mmdevdrv.c b/dlls/winealsa.drv/mmdevdrv.c index 534667040a2..a6ca3827e5f 100644 --- a/dlls/winealsa.drv/mmdevdrv.c +++ b/dlls/winealsa.drv/mmdevdrv.c @@ -372,11 +372,11 @@ static BOOL alsa_try_open(const char *devnode, EDataFlow flow) return TRUE; }
-static WCHAR *construct_device_id(EDataFlow flow, const WCHAR *chunk1, const char *chunk2) +static WCHAR *construct_device_id(EDataFlow flow, const WCHAR *chunk1, const WCHAR *chunk2) { WCHAR *ret; const WCHAR *prefix; - DWORD len_wchars = 0, chunk1_len = 0, copied = 0, prefix_len; + size_t len_wchars = 0, chunk1_len = 0, chunk2_len = 0, copied = 0, prefix_len;
static const WCHAR dashW[] = {' ','-',' ',0}; static const size_t dashW_len = ARRAY_SIZE(dashW) - 1; @@ -398,8 +398,10 @@ static WCHAR *construct_device_id(EDataFlow flow, const WCHAR *chunk1, const cha } if(chunk1 && chunk2) len_wchars += dashW_len; - if(chunk2) - len_wchars += MultiByteToWideChar(CP_UNIXCP, 0, chunk2, -1, NULL, 0) - 1; + if(chunk2){ + chunk2_len = strlenW(chunk2); + len_wchars += chunk2_len; + } len_wchars += 1; /* NULL byte */
ret = HeapAlloc(GetProcessHeap(), 0, len_wchars * sizeof(WCHAR)); @@ -415,9 +417,10 @@ static WCHAR *construct_device_id(EDataFlow flow, const WCHAR *chunk1, const cha copied += dashW_len; } if(chunk2){ - MultiByteToWideChar(CP_UNIXCP, 0, chunk2, -1, ret + copied, len_wchars - copied); - }else - ret[copied] = 0; + memcpy(ret + copied, chunk2, chunk2_len * sizeof(WCHAR)); + copied += chunk2_len; + } + ret[copied] = 0;
TRACE("Enumerated device: %s\n", wine_dbgstr_w(ret));
@@ -425,7 +428,7 @@ static WCHAR *construct_device_id(EDataFlow flow, const WCHAR *chunk1, const cha }
static HRESULT alsa_get_card_devices(EDataFlow flow, WCHAR ***ids, GUID **guids, UINT *num, - snd_ctl_t *ctl, int card, const WCHAR *cardnameW) + snd_ctl_t *ctl, int card, const WCHAR *cardname) { int err, device; snd_pcm_info_t *info; @@ -440,8 +443,8 @@ static HRESULT alsa_get_card_devices(EDataFlow flow, WCHAR ***ids, GUID **guids, device = -1; for(err = snd_ctl_pcm_next_device(ctl, &device); device != -1 && err >= 0; err = snd_ctl_pcm_next_device(ctl, &device)){ - const char *devname; char devnode[32]; + WCHAR *devname;
snd_pcm_info_set_device(info, device);
@@ -467,15 +470,15 @@ static HRESULT alsa_get_card_devices(EDataFlow flow, WCHAR ***ids, GUID **guids, *guids = HeapAlloc(GetProcessHeap(), 0, sizeof(GUID)); }
- devname = snd_pcm_info_get_name(info); + devname = strdupAtoW(snd_pcm_info_get_name(info)); if(!devname){ - WARN("Unable to get device name for card %d, device %d\n", card, - device); + WARN("Unable to get device name for card %d, device %d\n", card, device); continue; }
- (*ids)[*num] = construct_device_id(flow, cardnameW, devname); + (*ids)[*num] = construct_device_id(flow, cardname, devname); get_device_guid(flow, devnode, &(*guids)[*num]); + free(devname);
++(*num); } -- 2.25.1
participants (2)
-
Andrew Eikum -
Huw Davies