winamp/Src/replicant/http/HTTPPlayback.cpp
2024-09-24 14:54:57 +02:00

326 lines
7.7 KiB
C++

#include "http/api.h"
#include "HTTPPlayback.h"
#include "http/svc_http_demuxer.h"
#include "service/ifc_servicefactory.h"
#include <time.h>
#ifdef _WIN32
#include "nu/AutoChar.h"
#endif
#include "nu/strsafe.h"
#include "nx/nxsleep.h"
#ifdef __ANDROID__
#include <android/log.h> // TODO: replace with generic logging API
#else
#define ANDROID_LOG_INFO 0
#define ANDROID_LOG_ERROR 1
void __android_log_print(int, const char *, const char *, ...)
{
}
#endif
#include <time.h>
HTTPPlayback::HTTPPlayback()
{
http=0;
demuxer=0;
}
int HTTPPlayback::Initialize(nx_uri_t url, ifc_player *player)
{
int ret = PlaybackBase::Initialize(url, player);
if (ret != NErr_Success)
return ret;
http=0;
demuxer=0;
ifc_playback::Retain(); /* the thread needs to hold a reference to this object so that it doesn't disappear out from under us */
NXThreadCreate(&playback_thread, HTTPPlayerThreadFunction, this);
return NErr_Success;
}
HTTPPlayback::~HTTPPlayback()
{
if (demuxer)
demuxer->Release();
if (http)
jnl_http_release(http);
}
nx_thread_return_t HTTPPlayback::HTTPPlayerThreadFunction(nx_thread_parameter_t param)
{
HTTPPlayback *playback = (HTTPPlayback *)param;
NXThreadCurrentSetPriority(NX_THREAD_PRIORITY_PLAYBACK);
nx_thread_return_t ret = playback->DecodeLoop();
playback->ifc_playback::Release();
return ret;
}
int HTTPPlayback::Init()
{
http = jnl_http_create(2*1024*1024, 0);
if (!http)
return NErr_OutOfMemory;
return NErr_Success;
}
static void SetupHTTP(jnl_http_t http)
{
char accept[1024], user_agent[256];
accept[0]=0;
user_agent[0]=0;
size_t accept_length=sizeof(accept)/sizeof(*accept);
size_t user_agent_length=sizeof(user_agent)/sizeof(*user_agent);
char *p_accept = accept, *p_user_agent=user_agent;
const char *application_user_agent = WASABI2_API_APP->GetUserAgent();
StringCchCopyExA(p_user_agent, user_agent_length, application_user_agent, &p_user_agent, &user_agent_length, 0);
GUID http_demuxer_guid = svc_http_demuxer::GetServiceType();
ifc_serviceFactory *sf;
size_t n = 0;
while (sf = WASABI2_API_SVC->EnumService(http_demuxer_guid, n++))
{
svc_http_demuxer *l = (svc_http_demuxer*)sf->GetInterface();
if (l)
{
const char *this_accept;
size_t i=0;
while (this_accept=l->EnumerateAcceptedTypes(i++))
{
if (accept == p_accept) // first one added
StringCchCopyExA(p_accept, accept_length, this_accept, &p_accept, &accept_length, 0);
else
StringCchPrintfExA(p_accept, accept_length, &p_accept, &accept_length, 0, ", %s", this_accept);
}
const char *this_user_agent = l->GetUserAgent();
if (this_user_agent)
{
StringCchPrintfExA(p_user_agent, user_agent_length, &p_user_agent, &user_agent_length, 0, " %s", this_user_agent);
}
l->CustomizeHTTP(http);
l->Release();
}
}
if (accept != p_accept)
jnl_http_addheadervalue(http, "Accept", accept);
jnl_http_addheadervalue(http, "User-Agent", user_agent);
jnl_http_addheadervalue(http, "Connection", "close");
}
static NError FindDemuxer(nx_uri_t uri, jnl_http_t http, ifc_http_demuxer **demuxer)
{
GUID http_demuxer_guid = svc_http_demuxer::GetServiceType();
ifc_serviceFactory *sf;
bool again;
int pass=0;
do
{
size_t n = 0;
again=false;
while (sf = WASABI2_API_SVC->EnumService(http_demuxer_guid, n++))
{
svc_http_demuxer *l = (svc_http_demuxer*)sf->GetInterface();
if (l)
{
NError err = l->CreateDemuxer(uri, http, demuxer, pass);
if (err == NErr_Success)
return NErr_Success;
if (err == NErr_TryAgain)
again=true;
}
}
pass++;
} while (again);
return NErr_NoMatchingImplementation;
}
int HTTPPlayback::Internal_Connect(uint64_t byte_position)
{
int http_ver = byte_position?1:0;
if (byte_position != 0)
{
char str[512];
StringCchPrintfA(str, 512, "Range: bytes=%llu-", byte_position);
jnl_http_addheader(http, str);
}
//jnl_http_allow_accept_all_reply_codes(http);
#ifdef _WIN32
jnl_http_connect(http, AutoChar(filename->string), http_ver, "GET");
#else
jnl_http_connect(http, filename->string, http_ver, "GET");
#endif
/* wait for connection */
time_t start_time = time(0);
int http_status;
do
{
int ret = PlaybackBase::Sleep(10, PlaybackBase::WAKE_STOP);
if (ret == PlaybackBase::WAKE_STOP)
return NErr_Interrupted;
ret = jnl_http_run(http);
if (ret == HTTPGET_RUN_ERROR)
return NErr_ConnectionFailed;
if (start_time + 15 < time(0))
return NErr_TimedOut;
http_status = jnl_http_get_status(http);
} while (http_status == HTTPGET_STATUS_CONNECTING || http_status == HTTPGET_STATUS_READING_HEADERS);
if (http_status == HTTPGET_STATUS_ERROR)
{
switch(jnl_http_getreplycode(http))
{
case 400:
return NErr_BadRequest;
case 401:
// TODO: deal with this specially
return NErr_Unauthorized;
case 403:
// TODO: deal with this specially?
return NErr_Forbidden;
case 404:
return NErr_NotFound;
case 405:
return NErr_BadMethod;
case 406:
return NErr_NotAcceptable;
case 407:
// TODO: deal with this specially
return NErr_ProxyAuthenticationRequired;
case 408:
return NErr_RequestTimeout;
case 409:
return NErr_Conflict;
case 410:
return NErr_Gone;
case 500:
return NErr_InternalServerError;
case 503:
return NErr_ServiceUnavailable;
default:
return NErr_ConnectionFailed;
}
}
return NErr_Success;
}
nx_thread_return_t HTTPPlayback::DecodeLoop()
{
player->OnLoaded(filename);
int ret = Init();
if (ret != NErr_Success)
{
player->OnError(ret);
return 0;
}
SetupHTTP(http);
/* connect, then find an ifc_http_demuxer */
ret = Internal_Connect(0);
if (ret == NErr_Success && FindDemuxer(filename, http, &demuxer) == NErr_Success && demuxer)
{
/* turn control over to the demuxer */
ret = demuxer->Run(this, player, secondary_parameters);
if (ret == NErr_EndOfFile)
{
/* TODO: re-implement the individual demuxers so they keep calling set position for a while */
player->OnClosed();
return 0;
}
}
else if (ret == NErr_Interrupted)
{
player->OnStopped();
return 0;
}
else if (ret == NErr_TimedOut)
{
player->OnError(ret);
return 0;
}
else if (ret == NErr_Success)
{
player->OnError(NErr_NoMatchingImplementation);
return 0;
}
else
{
__android_log_print(ANDROID_LOG_INFO, "libreplicant", "[http] error: %d, reply code: %d", ret, jnl_http_getreplycode(http));
player->OnError(ret);
return 0;
}
return 0;
}
int HTTPPlayback::HTTP_Wake(int mask)
{
return PlaybackBase::Wake(mask);
}
int HTTPPlayback::HTTP_Check(int mask)
{
return PlaybackBase::Check(mask);
}
int HTTPPlayback::HTTP_Wait(unsigned int milliseconds, int mask)
{
return PlaybackBase::Wait(milliseconds, mask);
}
int HTTPPlayback::HTTP_Sleep(int milliseconds, int mask)
{
return PlaybackBase::Sleep(milliseconds, mask);
}
Agave_Seek *HTTPPlayback::HTTP_GetSeek()
{
return PlaybackBase::GetSeek();
}
void HTTPPlayback::HTTP_FreeSeek(Agave_Seek *seek)
{
PlaybackBase::FreeSeek(seek);
}
int HTTPPlayback::HTTP_Seek(uint64_t byte_position)
{
jnl_http_reset_headers(http);
SetupHTTP(http);
return Internal_Connect(byte_position);
}
#if defined(_WIN32) && !defined(strcasecmp)
#define strcasecmp _stricmp
#endif
int HTTPPlayback::HTTP_Seekable()
{
const char *accept_ranges = jnl_http_getheader(http, "accept-ranges");
if (accept_ranges && !strcasecmp(accept_ranges, "none"))
return NErr_False; /* server says it doesn't accept ranges */
/* note that not having an accept-ranges header doesn't necessary mean it's not seekable. see RFC2616 14.5 */
return NErr_True;
}
int HTTPPlayback::HTTP_AudioOpen(const ifc_audioout::Parameters *format, ifc_audioout **out_output)
{
__android_log_print(ANDROID_LOG_INFO, "libreplicant", "[http] output_service=%x", output_service);
return output_service->AudioOpen(format, player, secondary_parameters, out_output);
}