void Session::KeyProc()
{
char cmd[32];
while(true)
{
if(_keyStatus == 0) Sleep(1000); // None
else if(_keyStatus == 1) // MainMenu
{
printf("\n[L] get music list from server\n");
printf("[V] view music list\n");
printf("[number] play the music with number\n");
printf("[Q] exit\n");
printf("Your choice: ");
scanf("%s", &cmd);
if(cmd[0] == 'l' || cmd[0] == 'L')
{
SetSendBuf(1); // ListInfo
_keyStatus = 0;
printf("\nDownloading the music list from server...\n\n");
}
else if(cmd[0] == 'v' || cmd[0] == 'V')
{
if(_musicCount == 0)
{
SetSendBuf(1); // ListInfo
_keyStatus = 0;
printf("\nDownloading the music list from server...\n\n");
}
else
{
printf("\n");
for(int i = 0; i < _musicCount; i++)
{
printf("[%d] %s\n", i + 1, _musicNames[i]);
}
}
}
else if(cmd[0] == 'q' || cmd[0] == 'Q')
{
_alive = -1;
break;
}
else
{
int number = atoi(cmd);
if(number > 0 && number <= _musicCount)
{
_musicIndex = number - 1;
SetSendBuf(3); // FileInfo
_keyStatus = 0;
printf("\nInitializing...\n\n");
}
}
}
else if(_keyStatus == 2) // PlayMenu
{
printf("\n[P] play\n");
printf("[S] stop\n");
printf("[A] pause\n");
printf("[X] main menu\n");
while(true)
{
printf("Your choice: ");
scanf("%s", &cmd);
if(cmd[0] == 'p' || cmd[0] == 'P')
{
if(!_audio.IsAvailable())
{
SetSendBuf(3); // FileInfo
_keyStatus = 0;
while(!_audio.IsAvailable()) Sleep(500);
}
_audio.Play();
}
else if(cmd[0] == 's' || cmd[0] == 'S')
{
_audio.Stop();
SetSendBuf(3); // FileInfo
_keyStatus = 0;
break;
}
else if(cmd[0] == 'a' || cmd[0] == 'A')
{
_audio.Pause();
}
else if(cmd[0] == 'x' || cmd[0] == 'X')
{
_audio.Stop();
_keyStatus = 1;
break;
}
}
}
}
}
s32 DispatchLooper(struct NetLooper * looper, const s32 millisecond) {
struct epoll_event * events = (struct epoll_event *)alloca(sizeof(struct epoll_event) * looper->size);
memset(events, 0, sizeof(struct epoll_event) * looper->size);
s32 retCount = epoll_wait(looper->fd, events, looper->size, millisecond);
if (retCount == -1) {
if (errno != EINTR) {
printf("epoll_wait error %d\n", errno);
}
return;
}
if (retCount == 0)
return;
s32 i = 0;
for (i = 0; i < retCount; i++) {
s32 code;
s32 fd;
struct sockaddr_in addr;
socklen_t len = sizeof(addr);
char type = ((struct NetBase *)events[i].data.ptr)->type;
switch (type) {
case BNEV_ACCEPT: {
struct NetBase * accepter = events[i].data.ptr;
if (events[i].events & (EPOLLERR | EPOLLHUP | EPOLLRDHUP)) {
code = -1;
OASSERT(0, "wtf");
} else if (events[i].events & EPOLLIN) {
memset(&addr, 0, sizeof(addr));
s32 i = 0;
while (i++ < 30 && (fd = accept(accepter->fd, (struct sockaddr *)&addr, &len)) >= 0) {
if (0 == SetNonBlocking(fd) && 0 == SetSendBuf(fd, 0) && 0 == SetNonNegal(fd)) {
struct NetBase * base = (struct NetBase *)MALLOC(sizeof(struct NetBase));
base->fd = fd;
base->type = BNEV_IO;
base->looper = NULL;
base->maxRecvSize = accepter->maxRecvSize;
base->maxSendSize = accepter->maxSendSize;
if (0 != (*looper->fnAccept)(accepter, base)) {
FreeBase(base);
}
}
else {
close(fd);
}
}
}
break;
}
case BNEV_CONNECT: {
struct NetBase * connecter = events[i].data.ptr;
if (events[i].events & (EPOLLERR | EPOLLHUP | EPOLLRDHUP))
code = -1;
else if (events[i].events & EPOLLOUT)
code = 0;
if (UnbindLooper(connecter) != 0) {
printf("epoll add fd error %s\n", strerror(errno));
//return;
OASSERT(0, "wtf");
}
connecter->type = BNEV_IO;
(*looper->fnConnect)(connecter, code);
if (-1 == code)
FreeBase(connecter);
break;
}
case BNEV_IO: {
struct NetBase * base = events[i].data.ptr;
if (events[i].events & (EPOLLERR | EPOLLHUP | EPOLLRDHUP)) {
UnbindLooper(base);
(*looper->fnRecv)(base, -1, NULL, 0);
FreeBase(base);
break;
}
if (events[i].events & EPOLLIN) {
s32 res = 0;
while (1) {
u32 size = 0;
s32 len = 0;
char * buf = RingBufferWrite(base->recvBuff, &size);
if (buf && size > 0) {
len = recv(base->fd, buf, size, 0);
if (len < 0 && errno == EAGAIN)
break;
}
else
len = -1;
if (len <= 0) {
UnbindLooper(base);
(*looper->fnRecv)(base, -1, NULL, 0);
FreeBase(base);
res = -1;
break;
}
if (-1 == (*looper->fnRecv)(base, 0, buf, len)) {
UnbindLooper(base);
FreeBase(base);
res = -1;
break;
}
}
if (-1 == res)
break;
}
if (events[i].events & EPOLLOUT) {
if (0 != (*looper->fnSend)(base)) {
UnbindLooper(base);
FreeBase(base);
}
}
break;
}
default:
OASSERT(0, "wtf");
break;
}
}
}
void Session::ParseData()
{
PacketInfo* response = (PacketInfo*)_recvData;
if(response->type == 1) // ListInfo
{
if(_musicNames != NULL)
{
for(int i = 0; i < _musicCount; i++)
{
if(_musicNames[i] != NULL) delete [] _musicNames[i];
}
}
_musicCount = response->count;
_musicNames = (char**)(new char*[_musicCount]);
for(int i = 0; i < _musicCount; i++) _musicNames[i] = NULL;
_musicOffset = 0;
SetSendBuf(2, response->serialnumber); // ListBlock
}
else if(response->type == 2) // ListBlock
{
if(_musicNames == NULL)
{
SetSendBuf(1, response->serialnumber); // ListInfo
return;
}
if(_musicOffset != _request.offset)
{
SetSendBuf(2, response->serialnumber); // ListBlock
return;
}
int offset = sizeof(PacketInfo);
while(offset < _recvSize && _musicOffset < _musicCount)
{
ListInfo* listInfo = (ListInfo*)(_recvData + offset);
if(listInfo->offset != _musicOffset) break;
offset += sizeof(ListInfo);
if(_recvSize - offset < listInfo->size) break;
_musicNames[_musicOffset] = new char[listInfo->size];
memcpy(_musicNames[_musicOffset], _recvData + offset, listInfo->size);
printf("[%d] %s\n", _musicOffset + 1, _musicNames[_musicOffset]);
_musicOffset++;
offset += listInfo->size;
}
if(_musicOffset < _musicCount)
{
SetSendBuf(2, response->serialnumber); // ListBlock
return;
}
_keyStatus = 1;
SetSendBuf(0, response->serialnumber); // Satatus
}
else if(response->type == 3) // FileInfo
{
_fileSize = response->count;
if(_fileSize == -1)
{
printf("[%s couldn't be read\n", _musicNames[_musicIndex]);
_keyStatus = 1;
SetSendBuf(0, response->serialnumber); // Satatus
return;
}
else if(_fileSize < 1024) printf("\n%s filesize: %d bytes\n", _musicNames[_musicIndex], _fileSize);
else printf("\n%s filesize: %d KB\n", _musicNames[_musicIndex], _fileSize / 1024);
_audio.Start();
_fileOffset = 0;
_keyStatus = 2;
SetSendBuf(4, response->serialnumber); // FileBlock
}
else if(response->type == 4) // FileBlock
{
if(_audio.IsAvailable()) _keyStatus = 2;
_blockSize = _recvSize - sizeof(PacketInfo);
if(_fileOffset != response->offset)
{
SetSendBuf(4, response->serialnumber); // FileBlock
return;
}
_dataQueue.AddQueue(_recvData + sizeof(PacketInfo), _blockSize);
_fileOffset += _blockSize;
if(_fileOffset < _fileSize)
{
SetSendBuf(4, response->serialnumber); // ListBlock
return;
}
_audio.Done();
SetSendBuf(0, response->serialnumber); // Satatus
}
}
