int mixer_ctl_set_value(struct mixer_ctl *ctl, int count, char ** argv)
{
unsigned int size;
unsigned int *tlv = NULL;
long min, max;
enum ctl_type type;
unsigned int tlv_type;
if (is_volume(ctl->info->id.name, &type)) {
ALOGV("capability: volume\n");
tlv = calloc(1, DEFAULT_TLV_SIZE);
if (tlv == NULL) {
ALOGE("failed to allocate memory\n");
} else if (!mixer_ctl_read_tlv(ctl, tlv, &min, &max, &tlv_type)) {
ALOGV("min = %x max = %x", min, max);
if (set_volume_simple(ctl, argv, min, max, count))
mixer_ctl_mulvalues(ctl, count, argv);
} else
ALOGV("mixer_ctl_read_tlv failed\n");
free(tlv);
} else {
mixer_ctl_mulvalues(ctl, count, argv);
}
return 0;
}
void mixer_ctl_get(struct mixer_ctl *ctl, unsigned *value)
{
struct snd_ctl_elem_value ev;
unsigned int n;
unsigned int *tlv = NULL;
enum ctl_type type;
unsigned int *tlv_type;
long min, max;
if (is_volume(ctl->info->id.name, &type)) {
ALOGV("capability: volume\n");
tlv = calloc(1, DEFAULT_TLV_SIZE);
if (tlv == NULL) {
ALOGE("failed to allocate memory\n");
} else {
mixer_ctl_read_tlv(ctl, tlv, &min, &max, &tlv_type);
free(tlv);
}
}
memset(&ev, 0, sizeof(ev));
ev.id.numid = ctl->info->id.numid;
if (ioctl(ctl->mixer->fd, SNDRV_CTL_IOCTL_ELEM_READ, &ev))
return;
ALOGV("%s:", ctl->info->id.name);
switch (ctl->info->type) {
case SNDRV_CTL_ELEM_TYPE_BOOLEAN:
for (n = 0; n < ctl->info->count; n++)
ALOGV(" %s", ev.value.integer.value[n] ? "on" : "off");
*value = ev.value.integer.value[0];
break;
case SNDRV_CTL_ELEM_TYPE_INTEGER: {
for (n = 0; n < ctl->info->count; n++)
ALOGV(" %ld", ev.value.integer.value[n]);
*value = ev.value.integer.value[0];
break;
}
case SNDRV_CTL_ELEM_TYPE_INTEGER64:
for (n = 0; n < ctl->info->count; n++)
ALOGV(" %lld", ev.value.integer64.value[n]);
*value = ev.value.integer64.value[0];
break;
case SNDRV_CTL_ELEM_TYPE_ENUMERATED:
for (n = 0; n < ctl->info->count; n++) {
unsigned v = ev.value.enumerated.item[n];
ALOGV(" %d (%s)", v,
(v < ctl->info->value.enumerated.items) ? ctl->ename[v] : "???");
*value = ev.value.enumerated.item[0];
}
break;
default:
ALOGV(" ???");
}
ALOGV("\n");
}
void mixer_dump(struct mixer *mixer)
{
unsigned n, m;
ALOGV(" id iface dev sub idx num perms type isvolume name\n");
for (n = 0; n < mixer->count; n++) {
enum ctl_type type;
struct snd_ctl_elem_info *ei = mixer->info + n;
ALOGV("%4d %5s %3d %3d %3d %3d %c%c%c%c%c%c%c%c%c %-6s %8d %s",
ei->id.numid, elem_iface_name(ei->id.iface),
ei->id.device, ei->id.subdevice, ei->id.index,
ei->count,
(ei->access & SNDRV_CTL_ELEM_ACCESS_READ) ? 'r' : ' ',
(ei->access & SNDRV_CTL_ELEM_ACCESS_WRITE) ? 'w' : ' ',
(ei->access & SNDRV_CTL_ELEM_ACCESS_VOLATILE) ? 'V' : ' ',
(ei->access & SNDRV_CTL_ELEM_ACCESS_TIMESTAMP) ? 'T' : ' ',
(ei->access & SNDRV_CTL_ELEM_ACCESS_TLV_READ) ? 'R' : ' ',
(ei->access & SNDRV_CTL_ELEM_ACCESS_TLV_WRITE) ? 'W' : ' ',
(ei->access & SNDRV_CTL_ELEM_ACCESS_TLV_COMMAND) ? 'C' : ' ',
(ei->access & SNDRV_CTL_ELEM_ACCESS_INACTIVE) ? 'I' : ' ',
(ei->access & SNDRV_CTL_ELEM_ACCESS_LOCK) ? 'L' : ' ',
elem_type_name(ei->type),
(is_volume(ei->id.name, &type)) ? 1 : 0,
ei->id.name);
switch (ei->type) {
case SNDRV_CTL_ELEM_TYPE_INTEGER:
ALOGV(ei->value.integer.step ?
" { %ld-%ld, %ld }\n" : " { %ld-%ld }",
ei->value.integer.min,
ei->value.integer.max,
ei->value.integer.step);
break;
case SNDRV_CTL_ELEM_TYPE_INTEGER64:
ALOGV(ei->value.integer64.step ?
" { %lld-%lld, %lld }\n" : " { %lld-%lld }",
ei->value.integer64.min,
ei->value.integer64.max,
ei->value.integer64.step);
break;
case SNDRV_CTL_ELEM_TYPE_ENUMERATED: {
unsigned m;
ALOGV(" { %s=0", mixer->ctl[n].ename[0]);
for (m = 1; m < ei->value.enumerated.items; m++)
ALOGV(", %s=%d", mixer->ctl[n].ename[m],m);
ALOGV(" }");
break;
}
}
ALOGV("\n");
}
}
int mixer_ctl_set(struct mixer_ctl *ctl, unsigned percent)
{
struct snd_ctl_elem_value ev;
unsigned n;
long min, max;
unsigned int *tlv = NULL;
enum ctl_type type;
int volume = 0;
unsigned int tlv_type;
if (!ctl) {
ALOGV("can't find control\n");
return -1;
}
if (is_volume(ctl->info->id.name, &type)) {
ALOGV("capability: volume\n");
tlv = calloc(1, DEFAULT_TLV_SIZE);
if (tlv == NULL) {
ALOGE("failed to allocate memory\n");
} else if (!mixer_ctl_read_tlv(ctl, tlv, &min, &max, &tlv_type)) {
switch(tlv_type) {
case SNDRV_CTL_TLVT_DB_LINEAR:
case SNDRV_CTL_TLVT_DB_MINMAX:
ALOGV("tlv db linear/db minmax: b4 %d\n", percent);
if (min < 0) {
max = max - min;
min = 0;
}
percent = check_range(percent, min, max);
ALOGV("tlv db linear: %d %d %d\n", percent, min, max);
volume = 1;
break;
default:
percent = (long)percent_to_index(percent, min, max);
percent = check_range(percent, min, max);
volume = 1;
break;
}
} else
ALOGV("mixer_ctl_read_tlv failed\n");
free(tlv);
}
memset(&ev, 0, sizeof(ev));
ev.id.numid = ctl->info->id.numid;
switch (ctl->info->type) {
case SNDRV_CTL_ELEM_TYPE_BOOLEAN:
for (n = 0; n < ctl->info->count; n++)
ev.value.integer.value[n] = !!percent;
break;
case SNDRV_CTL_ELEM_TYPE_INTEGER: {
int value;
if (!volume)
value = scale_int(ctl->info, percent);
else
value = (int) percent;
for (n = 0; n < ctl->info->count; n++)
ev.value.integer.value[n] = value;
break;
}
case SNDRV_CTL_ELEM_TYPE_INTEGER64: {
long long value;
if (!volume)
value = scale_int64(ctl->info, percent);
else
value = (long long)percent;
for (n = 0; n < ctl->info->count; n++)
ev.value.integer64.value[n] = value;
break;
}
case SNDRV_CTL_ELEM_TYPE_IEC958: {
struct snd_aes_iec958 *iec958;
iec958 = (struct snd_aes_iec958 *)percent;
memcpy(ev.value.iec958.status,iec958->status,SPDIF_CHANNEL_STATUS_SIZE);
break;
}
case SNDRV_CTL_ELEM_TYPE_ENUMERATED: {
for (n = 0; n < ctl->info->count; n++) {
ev.value.enumerated.item[n] = (unsigned int)percent;
}
break;
}
default:
errno = EINVAL;
return errno;
}
return ioctl(ctl->mixer->fd, SNDRV_CTL_IOCTL_ELEM_WRITE, &ev);
}
std::vector<SFile> getFilesWin(const std::string &path, bool *has_error,
bool exact_filesize, bool with_usn, bool ignore_other_fs)
{
if(has_error!=NULL)
{
*has_error=false;
}
std::vector<char> usn_buffer;
usn_buffer.resize(1024);
std::vector<SFile> tmp;
HANDLE fHandle;
WIN32_FIND_DATAW wfd;
std::wstring tpath=ConvertToWchar(path);
if(!tpath.empty() && tpath[tpath.size()-1]=='\\' ) tpath.erase(tpath.size()-1, 1);
fHandle=FindFirstFileW((tpath+L"\\*").c_str(),&wfd);
if(fHandle==INVALID_HANDLE_VALUE)
{
if(tpath.find(L"\\\\?\\UNC")==0)
{
tpath.erase(0, 7);
tpath=L"\\"+tpath;
fHandle=FindFirstFileW((tpath+L"\\*").c_str(),&wfd);
}
else if(tpath.find(L"\\\\?\\")==0)
{
tpath.erase(0, 4);
fHandle=FindFirstFileW((tpath+L"\\*").c_str(),&wfd);
}
if(fHandle==INVALID_HANDLE_VALUE)
{
if(has_error!=NULL)
{
*has_error=true;
}
return tmp;
}
}
do
{
SFile f;
f.name=ConvertFromWchar(wfd.cFileName);
if(f.name=="." || f.name==".." )
continue;
f.usn=0;
f.isdir=(wfd.dwFileAttributes & FILE_ATTRIBUTE_DIRECTORY)>0;
LARGE_INTEGER lwt;
lwt.HighPart=wfd.ftLastWriteTime.dwHighDateTime;
lwt.LowPart=wfd.ftLastWriteTime.dwLowDateTime;
f.last_modified=os_windows_to_unix_time(lwt.QuadPart);
LARGE_INTEGER size;
size.HighPart=wfd.nFileSizeHigh;
size.LowPart=wfd.nFileSizeLow;
f.size=size.QuadPart;
lwt.HighPart=wfd.ftCreationTime.dwHighDateTime;
lwt.LowPart=wfd.ftCreationTime.dwLowDateTime;
f.created=os_windows_to_unix_time(lwt.QuadPart);
std::string reparse_target;
if (ignore_other_fs
&& wfd.dwFileAttributes & FILE_ATTRIBUTE_REPARSE_POINT
&& wfd.dwReserved0 == IO_REPARSE_TAG_MOUNT_POINT
&& os_get_symlink_target(os_file_prefix(path + os_file_sep() + f.name), reparse_target)
&& is_volume(reparse_target) )
{
continue;
}
else if(wfd.dwFileAttributes & FILE_ATTRIBUTE_REPARSE_POINT
&& (wfd.dwReserved0== IO_REPARSE_TAG_SYMLINK
|| wfd.dwReserved0 == IO_REPARSE_TAG_MOUNT_POINT) )
{
f.issym=true;
f.isspecialf=true;
}
else if (wfd.dwFileAttributes & FILE_ATTRIBUTE_REPARSE_POINT
&& (wfd.dwReserved0 == 0x8000001b /*IO_REPARSE_TAG_APPEXECLINK*/ ))
{
f.isspecialf = true;
}
f.isencrypted = (wfd.dwFileAttributes & FILE_ATTRIBUTE_ENCRYPTED)>0;
if( (exact_filesize
&& !f.isdir
&& !f.issym ) || with_usn )
{
if(with_usn)
{
HANDLE hFile = CreateFileW(os_file_prefix(tpath+L"\\"+ConvertToWchar(f.name)).c_str(), FILE_READ_ATTRIBUTES, FILE_SHARE_WRITE|FILE_SHARE_READ, NULL,
OPEN_EXISTING, FILE_FLAG_BACKUP_SEMANTICS | FILE_FLAG_OPEN_REPARSE_POINT, NULL);
if(hFile!=INVALID_HANDLE_VALUE)
{
if (exact_filesize
&& !f.isdir && !f.issym)
{
BY_HANDLE_FILE_INFORMATION fileInformation;
if (GetFileInformationByHandle(hFile, &fileInformation)!=0)
{
LARGE_INTEGER fsize;
fsize.LowPart = fileInformation.nFileSizeLow;
fsize.HighPart = fileInformation.nFileSizeHigh;
f.size = fsize.QuadPart;
f.nlinks = fileInformation.nNumberOfLinks;
}
}
DWORD last_err=0;
do
{
DWORD ret_bytes = 0;
BOOL b = DeviceIoControl(hFile, FSCTL_READ_FILE_USN_DATA, NULL, 0,
usn_buffer.data(), static_cast<DWORD>(usn_buffer.size()), &ret_bytes, NULL);
if(b)
{
USN_RECORD* usnv2=reinterpret_cast<USN_RECORD*>(usn_buffer.data());
if(usnv2->MajorVersion==2)
{
f.usn = usnv2->Usn;
}
else if(usnv2->MajorVersion==3)
{
usn::USN_RECORD_V3* usnv3=reinterpret_cast<usn::USN_RECORD_V3*>(usn_buffer.data());
f.usn = usnv3->Usn;
}
else
{
Log("USN entry major version "+convert(usnv2->MajorVersion)+" of file \""+ConvertFromWchar(tpath)+"\\"+f.name+"\" not supported", LL_ERROR);
}
}
else
{
last_err=GetLastError();
}
if(last_err==ERROR_INSUFFICIENT_BUFFER)
{
usn_buffer.resize(usn_buffer.size()*2);
}
} while (last_err==ERROR_INSUFFICIENT_BUFFER);
CloseHandle(hFile);
}
}
else
{
WIN32_FILE_ATTRIBUTE_DATA fad;
if( GetFileAttributesExW(os_file_prefix(tpath+L"\\"+ConvertToWchar(f.name)).c_str(), GetFileExInfoStandard, &fad) )
{
size.HighPart = fad.nFileSizeHigh;
size.LowPart = fad.nFileSizeLow;
f.size = size.QuadPart;
lwt.HighPart = fad.ftLastWriteTime.dwHighDateTime;
lwt.LowPart = fad.ftLastWriteTime.dwLowDateTime;
f.last_modified = os_windows_to_unix_time(lwt.QuadPart);
lwt.HighPart=fad.ftCreationTime.dwHighDateTime;
lwt.LowPart=fad.ftCreationTime.dwLowDateTime;
f.created=os_windows_to_unix_time(lwt.QuadPart);
}
}
}
if(f.last_modified<0) f.last_modified*=-1;
tmp.push_back(f);
}
while (FindNextFileW(fHandle,&wfd) );
if (GetLastError() != ERROR_NO_MORE_FILES)
{
DWORD err = GetLastError();
if (has_error != NULL)
{
*has_error = true;
}
FindClose(fHandle);
std::sort(tmp.begin(), tmp.end());
SetLastError(err);
return tmp;
}
FindClose(fHandle);
std::sort(tmp.begin(), tmp.end());
return tmp;
}
