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Code Issues Releases Wiki Activity

Added support for websocket permessage-deflate

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This commit is contained in:
Bryan Roe
2020-07-16 16:49:37 -07:00
parent 7814278d4f
commit de646bc728
2 changed files with 349 additions and 10 deletions
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356
microscript/ILibDuktape_HttpStream.c
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@@ -37,6 +37,7 @@ limitations under the License.
struct ILibWebClientDataObject;
extern int ILibWebServer_WebSocket_CreateHeader(char* header, unsigned short FLAGS, unsigned short OPCODE, int payloadLength);
extern void ILibWebClient_ResetWCDO(struct ILibWebClientDataObject *wcdo);
extern int ILibDeflate(char *buffer, size_t bufferLen, char *compressed, size_t *compressedLen, uint32_t *crc);
#define ILibDuktape_Agent_SocketJustCreated "\xFF_Agent_SocketJustCreated"
#define ILibDuktape_ClientRequest "\xFF_CR"
@@ -83,6 +84,7 @@ extern void ILibWebClient_ResetWCDO(struct ILibWebClientDataObject *wcdo);
#define ILibDuktape_WebSocket_Client ((void*)0x01)
#define ILibDuktape_WebSocket_Server ((void*)0x02)
#define ILibDuktape_WebSocket_StatePtr "\xFF_WebSocketState"
#define ILibDuktape_WebSocket_Decompressor "\xFF_WebSocket_Decompressor"
#define ILibDuktape_WSENC2WS "\xFF_WSENC2WS"
#define ILibDuktape_WS2CR "\xFF_WS2ClientRequest"
#define ILibDuktape_WSDEC2WS "\xFF_WSDEC2WS"
@@ -160,6 +162,15 @@ typedef struct ILibDuktape_WebSocket_State
int noResume;
int closed;
int permessageDeflate;
int minimumThreshold;
int maxSkipCount;
int minSkipCount;
int skipCount;
int nonCompressibleCount;
uint64_t uncompressedSent, uncompressedReceived;
uint64_t actualSent, actualReceived;
ILibDuktape_DuplexStream *encodedStream;
ILibDuktape_DuplexStream *decodedStream;
@@ -309,11 +320,12 @@ void ILibDuktape_HttpStream_http_ConvertOptionToSend(duk_context *ctx, void *Obj
duk_get_prop_string(ctx, -1, ILibDuktape_Options2ClientRequest); // [stream][Options][CR]
duk_get_prop_string(ctx, -1, ILibDuktape_CR_RequestBuffer); // [stream][Options][CR][data]
data = (ILibDuktape_Http_ClientRequest_WriteData*)Duktape_GetBuffer(ctx, -1, NULL);
duk_pop_2(ctx); // [stream][Options]
duk_pop_2(ctx); // [stream][Options]
char *protocol = Duktape_GetStringPropertyValue(ctx, -1, "protocol", "");
if (strcmp(protocol, "ws:") == 0 || strcmp(protocol, "wss:") == 0)
{
int permessagedeflate = Duktape_GetBooleanProperty(ctx, -1, "perMessageDeflate", 0);
if (duk_has_prop_string(ctx, -1, "headers"))
{
duk_get_prop_string(ctx, -1, "headers"); // [stream][Options][headers]
@@ -342,6 +354,12 @@ void ILibDuktape_HttpStream_http_ConvertOptionToSend(duk_context *ctx, void *Obj
duk_push_string(ctx, "13");
duk_put_prop_string(ctx, -2, "Sec-WebSocket-Version");
if (permessagedeflate != 0)
{
duk_push_string(ctx, "permessage-deflate; server_no_context_takeover; client_no_context_takeover");
duk_put_prop_string(ctx, -2, "Sec-WebSocket-Extensions");
}
duk_pop(ctx); // [stream][options]
}
@@ -439,10 +457,52 @@ duk_ret_t ILibDuktape_HttpStream_http_onUpgrade(duk_context *ctx)
duk_size_t decodedKeyLen;
char *key;
duk_size_t keyLen;
int permessageDeflate = 0;
int smwb = -1;
int cmwb = -1;
duk_get_prop_string(ctx, 0, "headers"); // [headers]
duk_get_prop_string(ctx, -1, "Sec-WebSocket-Accept"); // [headers][key]
duk_get_prop_string(ctx, 0, "headers"); // [headers]
duk_get_prop_string(ctx, -1, "Sec-WebSocket-Accept"); // [headers][key]
key = (char*)Duktape_GetBuffer(ctx, -1, &keyLen);
duk_get_prop_string(ctx, -2, "Sec-WebSocket-Extensions"); // [headers][key][extensions]
duk_string_split(ctx, -1, ";"); // [headers][key][extensions][array]
while (duk_get_length(ctx, -1) > 0)
{
duk_array_pop(ctx, -1); // [headers][key][extensions][array][string]
duk_string_split(ctx, -1, "="); // [headers][key][extensions][array][string][array]
duk_array_shift(ctx, -1); // [headers][key][extensions][array][string][array][val1]
if (strcmp("permessage-deflate", duk_to_string(ctx, -1)) == 0) { permessageDeflate = 1; duk_pop_3(ctx); }
else if (strcmp("server_max_window_bits", duk_to_string(ctx, -1)) == 0)
{
if (duk_get_length(ctx, -2) > 0)
{
duk_array_shift(ctx, -2); // [headers][key][extensions][array][string][array][val1][val2]
smwb = duk_to_int(ctx, -1);
duk_pop_n(ctx, 4); // [headers][key][extensions][array]
}
else
{
duk_pop_3(ctx); // [headers][key][extensions][array]
}
}
else if (strcmp("client_max_window_bits", duk_to_string(ctx, -1)) == 0)
{
if (duk_get_length(ctx, -2) > 0)
{
duk_array_shift(ctx, -2); // [headers][key][extensions][array][string][array][val1][val2]
cmwb = duk_to_int(ctx, -1);
duk_pop_n(ctx, 4); // [headers][key][extensions][array]
}
else
{
duk_pop_3(ctx); // [headers][key][extensions][array]
}
}
else
{
duk_pop_3(ctx); // [headers][key][extensions][array]
}
}
decodedKey = ILibMemory_AllocateA(keyLen);
decodedKeyLen = ILibBase64Decode((unsigned char*)key, (int)keyLen, (unsigned char**)&decodedKey);
@@ -479,7 +539,11 @@ duk_ret_t ILibDuktape_HttpStream_http_onUpgrade(duk_context *ctx)
duk_get_prop_string(ctx, -1, "webSocketStream"); // [HTTPStream][readable][ext][HTTP][wss]
duk_remove(ctx, -2); // [HTTPStream][readable][ext][wss]
duk_push_buffer_object(ctx, -2, 0, decodedKeyLen, DUK_BUFOBJ_NODEJS_BUFFER);// [HTTPStream][readable][ext][wss][buffer]
duk_new(ctx, 1); // [HTTPStream][readable][ext][websocket]
duk_push_object(ctx); // [HTTPStream][readable][ext][wss][buffer][options]
duk_push_int(ctx, permessageDeflate); duk_put_prop_string(ctx, -2, "perMessageDeflate");
duk_push_int(ctx, smwb); duk_put_prop_string(ctx, -2, "serverMaxWindowBits");
duk_push_int(ctx, cmwb); duk_put_prop_string(ctx, -2, "clientMaxWindowBits");
duk_new(ctx, 2); // [HTTPStream][readable][ext][websocket]
duk_remove(ctx, -2); // [HTTPStream][readable][websocket]
if (strcmp(Duktape_GetStringPropertyValue(ctx, -3, ILibDuktape_OBJID, "http.httpStream"), "https.httpStream") == 0)
{
@@ -3741,7 +3805,7 @@ ILibTransport_DoneState ILibDuktape_httpStream_webSocket_WriteWebSocketPacket(IL
{
char header[10];
int maskKeyInt;
int headerLen;
int headerLen = 0;
unsigned short flags = state->noMasking == 0 ? WEBSOCKET_MASK : 0;
char *buffer;
@@ -3749,6 +3813,8 @@ ILibTransport_DoneState ILibDuktape_httpStream_webSocket_WriteWebSocketPacket(IL
ILibTransport_DoneState retVal = ILibTransport_DoneState_ERROR;
ILibWebClient_WebSocket_FragmentFlags bufferFragment;
size_t compressedLen = 0;
char *compressedBuffer = NULL;
buffer = _buffer;
@@ -3760,7 +3826,50 @@ ILibTransport_DoneState ILibDuktape_httpStream_webSocket_WriteWebSocketPacket(IL
if (state->WebSocketFragmentFlag_Write == 0)
{
// This is a self contained fragment
headerLen = ILibWebServer_WebSocket_CreateHeader(header, flags | WEBSOCKET_FIN, (unsigned short)opcode, bufferLen);
if (state->permessageDeflate != 0)
{
// Compression is enabled
if (state->minimumThreshold < bufferLen && state->skipCount == 0)
{
if (ILibDeflate(buffer, (size_t)bufferLen, NULL, &compressedLen, NULL) == 0)
{
if (compressedLen < (size_t)bufferLen)
{
compressedBuffer = (char*)ILibMemory_SmartAllocate(compressedLen);
if (ILibDeflate(buffer, (size_t)bufferLen, compressedBuffer, &compressedLen, NULL) == 0)
{
// Using Compresion
state->uncompressedSent += (uint64_t)bufferLen;
state->nonCompressibleCount = 0;
state->skipCount = 0;
buffer = compressedBuffer;
bufferLen = (int)compressedLen;
headerLen = ILibWebServer_WebSocket_CreateHeader(header, flags | WEBSOCKET_RSV1 | WEBSOCKET_FIN, (unsigned short)opcode, bufferLen);
state->uncompressedSent += (uint64_t)headerLen;
}
}
else
{
state->nonCompressibleCount++;
if (state->nonCompressibleCount > state->minSkipCount)
{
state->skipCount = state->maxSkipCount;
state->nonCompressibleCount = 0;
}
}
}
}
else if (state->minimumThreshold < bufferLen && state->skipCount > 0)
{
state->skipCount--;
}
}
if(headerLen == 0)
{
// No Compression
headerLen = ILibWebServer_WebSocket_CreateHeader(header, flags | WEBSOCKET_FIN, (unsigned short)opcode, bufferLen);
}
}
else
{
@@ -3828,7 +3937,8 @@ ILibTransport_DoneState ILibDuktape_httpStream_webSocket_WriteWebSocketPacket(IL
ILibMemory_Free(dataFrame);
}
}
state->actualSent += ((uint64_t)headerLen + (uint64_t)bufferLen);
if (compressedBuffer != NULL) { ILibMemory_Free(compressedBuffer); }
return retVal;
}
ILibTransport_DoneState ILibDuktape_httpStream_webSocket_EncodedWriteSink_DispatchUnshift(ILibDuktape_DuplexStream *stream, char *buffer, int bufferLen)
@@ -3879,6 +3989,32 @@ ILibTransport_DoneState ILibDuktape_httpStream_webSocket_EncodedWriteSink_Dispat
}
}
duk_ret_t ILibDuktape_WebSocket_DecompressData(duk_context *ctx)
{
duk_push_this(ctx); // [self]
duk_push_array(ctx); // [self][array]
if (duk_has_prop_string(ctx, -2, "_ddata"))
{
duk_get_prop_string(ctx, -2, "_ddata"); // [self][array][buffer]
duk_array_push(ctx, -2); // [self][array]
}
duk_dup(ctx, 0); // [self][array][buffer]
duk_array_push(ctx, -2); // [self][array]
duk_buffer_concat(ctx); // [self][buffer]
duk_put_prop_string(ctx, -2, "_ddata"); // [self]
return(0);
}
duk_ret_t ILibDuktape_WebSocket_DecompressData_End(duk_context *ctx)
{
duk_push_this(ctx); // [self]
ILibDuktape_WebSocket_State *state = (ILibDuktape_WebSocket_State*)Duktape_GetPointerProperty(ctx, -1, "state");
int reserved = Duktape_GetIntPropertyValue(ctx, -1, "reserved", 0);
duk_size_t bufLen;
char *buffer = Duktape_GetBufferPropertyEx(ctx, -1, "_ddata", &bufLen);
state->uncompressedReceived += (uint64_t)bufLen;
ILibDuktape_DuplexStream_WriteDataEx(state->decodedStream, reserved, buffer, (int)bufLen);
return(0);
}
ILibTransport_DoneState ILibDuktape_httpStream_webSocket_EncodedWriteSink(ILibDuktape_DuplexStream *stream, char *buffer, int bufferLen, void *user)
{
int x;
@@ -3889,6 +4025,7 @@ ILibTransport_DoneState ILibDuktape_httpStream_webSocket_EncodedWriteSink(ILibDu
int FIN;
unsigned char OPCODE;
unsigned char RSV;
unsigned char RSV1;
ILibDuktape_WebSocket_State *state = (ILibDuktape_WebSocket_State*)user;
if (!ILibMemory_CanaryOK(state)) { return(ILibTransport_DoneState_ERROR); }
@@ -3903,8 +4040,9 @@ ILibTransport_DoneState ILibDuktape_httpStream_webSocket_EncodedWriteSink(ILibDu
FIN = (hdr & WEBSOCKET_FIN) != 0;
OPCODE = (hdr & WEBSOCKET_OPCODE) >> 8;
RSV = (hdr & WEBSOCKET_RSV) >> 8;
RSV1 = (hdr & WEBSOCKET_RSV1) >> 8;
if (RSV != 0)
if (state->permessageDeflate == 0 && RSV != 0)
{
char msg[] = "Reserved Field of Websocket was not ZERO";
Duktape_Console_Log(state->ctx, state->chain, ILibDuktape_LogType_Error, msg, sizeof(msg) - 1);
@@ -3965,6 +4103,62 @@ ILibTransport_DoneState ILibDuktape_httpStream_webSocket_EncodedWriteSink(ILibDu
// NON-CONTROL OP-CODE
// We will try to automatically re-assemble fragments, up to the max buffer size the user specified
if (OPCODE != 0) { state->WebSocketDataFrameType = (int)OPCODE; } // Set the DataFrame Type, so the user can query it
if (FIN != 0 && state->WebSocketFragmentIndex == 0) { state->actualReceived += (uint64_t)plen; }
if (state->permessageDeflate != 0 && RSV1 != 0)
{
// This is compressed
if (state->WebSocketFragmentIndex == 0)
{
duk_context *ctx = state->encodedStream->writableStream->ctx;
int ctx_top = duk_get_top(ctx);
duk_push_heapptr(ctx, state->encodedStream->writableStream->obj); // [stream]
if (duk_has_prop_string(ctx, -1, ILibDuktape_WebSocket_Decompressor))
{
duk_get_prop_string(ctx, -1, ILibDuktape_WebSocket_Decompressor); // [stream][decompresor]
}
else
{
duk_eval_string(ctx, "require('compressed-stream');"); // [stream][CS]
duk_prepare_method_call(ctx, -1, "createDecompressor"); // [stream][CS][createDecompressor][this]
duk_remove(ctx, -3); // [stream][createDecompressor][this]
duk_push_object(ctx); // [stream][createDecompressor][this][options]
duk_push_int(ctx, -15); duk_put_prop_string(ctx, -2, "WBITS"); // [stream][createDecompressor][this][options]
if (duk_pcall_method(ctx, 1) != 0) // [stream][decompressor]
{
ILibDuktape_Process_UncaughtExceptionEx(ctx, "websocket inflate() error ");
duk_set_top(ctx, ctx_top);
return(ILibTransport_DoneState_ERROR);
}
duk_dup(ctx, -1); // [stream][decompressor][dup]
duk_put_prop_string(ctx, -3, ILibDuktape_WebSocket_Decompressor); // [stream][decompressor]
duk_push_pointer(ctx, state); duk_put_prop_string(ctx, -2, "state");
duk_push_int(ctx, OPCODE == WEBSOCKET_OPCODE_TEXTFRAME ? 1 : 0); duk_put_prop_string(ctx, -2, "reserved");
ILibDuktape_EventEmitter_AddOnEx(ctx, -1, "data", ILibDuktape_WebSocket_DecompressData);
ILibDuktape_EventEmitter_AddOnEx(ctx, -1, "end", ILibDuktape_WebSocket_DecompressData_End);
}
duk_prepare_method_call(ctx, -1, FIN != 0 ? "end" : "write"); // [stream][decompressor][write][this]
duk_push_external_buffer(ctx); // [stream][decompressor][write][this][buffer]
duk_config_buffer(ctx, -1, buffer + i, (duk_size_t)plen);
duk_push_buffer_object(ctx, -1, 0, (duk_size_t)plen, DUK_BUFOBJ_NODEJS_BUFFER); //.[decompressor][write][this][buffer][njsbuffer]
duk_remove(ctx, -2); // [stream][decompressor][write][this][buffer]
duk_pcall_method(ctx, 1); // [stream][decompressor][ret]
if (FIN != 0)
{
duk_del_prop_string(ctx, -3, ILibDuktape_WebSocket_Decompressor);
}
duk_set_top(ctx, ctx_top);
if (bufferLen > (i + plen))
{
return(ILibDuktape_httpStream_webSocket_EncodedWriteSink_DispatchUnshift(stream, buffer + i + plen, bufferLen - (i + plen))); // We need at least 10 bytes to read enough of the headers
}
return(ILibTransport_DoneState_COMPLETE);
}
}
if (FIN != 0 && state->WebSocketFragmentIndex == 0)
{
@@ -4337,8 +4531,135 @@ duk_ret_t ILibDuktape_httpStream_webSocketStream_descriptorMetadata(duk_context
}
return(0);
}
duk_ret_t ILibDuktape_WebSocket_bytesReceived_uncompressed(duk_context *ctx)
{
int16_t test = 0x0001;
int LE = ((char*)&test)[0] ? 1 : 0;
ILibDuktape_WebSocket_State *ws = NULL;
duk_push_this(ctx); // [WebSocket_Decoded]
duk_get_prop_string(ctx, -1, ILibDuktape_WSDEC2WS); // [WebSocket_Decoded][WebSocket]
ws = (ILibDuktape_WebSocket_State*)Duktape_GetBufferProperty(ctx, -1, ILibDuktape_WebSocket_StatePtr);
uint64_t v = ws->uncompressedReceived;
duk_eval_string(ctx, "require('bignum')"); // [var][bignum]
duk_prepare_method_call(ctx, -1, "fromBuffer"); // [var][bignum][fromBuffer][this]
duk_push_external_buffer(ctx); // [var][bignum][fromBuffer][this][buffer]
duk_config_buffer(ctx, -1, &v, sizeof(v));
duk_push_buffer_object(ctx, -1, 0, sizeof(v), DUK_BUFOBJ_NODEJS_BUFFER);// [var][bignum][fromBuffer][this][buffer][nodebuffer]
duk_remove(ctx, -2); // [var][bignum][fromBuffer][this][nodeBuffer]
duk_push_object(ctx); // [var][bignum][fromBuffer][this][nodeBuffer][options
duk_push_string(ctx, LE ? "little" : "big"); // [var][bignum][fromBuffer][this][nodeBuffer][options][endian]
duk_put_prop_string(ctx, -2, "endian");
duk_call_method(ctx, 2); // [var][bignum][bignum]
return(1);
}
duk_ret_t ILibDuktape_WebSocket_bytesReceived_actual(duk_context *ctx)
{
int16_t test = 0x0001;
int LE = ((char*)&test)[0] ? 1 : 0;
ILibDuktape_WebSocket_State *ws = NULL;
duk_push_this(ctx); // [WebSocket_Decoded]
duk_get_prop_string(ctx, -1, ILibDuktape_WSDEC2WS); // [WebSocket_Decoded][WebSocket]
ws = (ILibDuktape_WebSocket_State*)Duktape_GetBufferProperty(ctx, -1, ILibDuktape_WebSocket_StatePtr);
uint64_t v = ws->actualReceived;
duk_eval_string(ctx, "require('bignum')"); // [var][bignum]
duk_prepare_method_call(ctx, -1, "fromBuffer"); // [var][bignum][fromBuffer][this]
duk_push_external_buffer(ctx); // [var][bignum][fromBuffer][this][buffer]
duk_config_buffer(ctx, -1, &v, sizeof(v));
duk_push_buffer_object(ctx, -1, 0, sizeof(v), DUK_BUFOBJ_NODEJS_BUFFER);// [var][bignum][fromBuffer][this][buffer][nodebuffer]
duk_remove(ctx, -2); // [var][bignum][fromBuffer][this][nodeBuffer]
duk_push_object(ctx); // [var][bignum][fromBuffer][this][nodeBuffer][options
duk_push_string(ctx, LE ? "little" : "big"); // [var][bignum][fromBuffer][this][nodeBuffer][options][endian]
duk_put_prop_string(ctx, -2, "endian");
duk_call_method(ctx, 2); // [var][bignum][bignum]
return(1);
}
duk_ret_t ILibDuktape_WebSocket_bytesSent_uncompressed(duk_context *ctx)
{
int16_t test = 0x0001;
int LE = ((char*)&test)[0] ? 1 : 0;
ILibDuktape_WebSocket_State *ws = NULL;
duk_push_this(ctx); // [WebSocket_Decoded]
duk_get_prop_string(ctx, -1, ILibDuktape_WSDEC2WS); // [WebSocket_Decoded][WebSocket]
ws = (ILibDuktape_WebSocket_State*)Duktape_GetBufferProperty(ctx, -1, ILibDuktape_WebSocket_StatePtr);
uint64_t v = ws->uncompressedSent;
duk_eval_string(ctx, "require('bignum')"); // [var][bignum]
duk_prepare_method_call(ctx, -1, "fromBuffer"); // [var][bignum][fromBuffer][this]
duk_push_external_buffer(ctx); // [var][bignum][fromBuffer][this][buffer]
duk_config_buffer(ctx, -1, &v, sizeof(v));
duk_push_buffer_object(ctx, -1, 0, sizeof(v), DUK_BUFOBJ_NODEJS_BUFFER);// [var][bignum][fromBuffer][this][buffer][nodebuffer]
duk_remove(ctx, -2); // [var][bignum][fromBuffer][this][nodeBuffer]
duk_push_object(ctx); // [var][bignum][fromBuffer][this][nodeBuffer][options
duk_push_string(ctx, LE ? "little" : "big"); // [var][bignum][fromBuffer][this][nodeBuffer][options][endian]
duk_put_prop_string(ctx, -2, "endian");
duk_call_method(ctx, 2); // [var][bignum][bignum]
return(1);
}
duk_ret_t ILibDuktape_WebSocket_bytesSent_actual(duk_context *ctx)
{
int16_t test = 0x0001;
int LE = ((char*)&test)[0] ? 1 : 0;
ILibDuktape_WebSocket_State *ws = NULL;
duk_push_this(ctx); // [WebSocket_Decoded]
duk_get_prop_string(ctx, -1, ILibDuktape_WSDEC2WS); // [WebSocket_Decoded][WebSocket]
ws = (ILibDuktape_WebSocket_State*)Duktape_GetBufferProperty(ctx, -1, ILibDuktape_WebSocket_StatePtr);
uint64_t v = ws->actualSent;
duk_eval_string(ctx, "require('bignum')"); // [var][bignum]
duk_prepare_method_call(ctx, -1, "fromBuffer"); // [var][bignum][fromBuffer][this]
duk_push_external_buffer(ctx); // [var][bignum][fromBuffer][this][buffer]
duk_config_buffer(ctx, -1, &v, sizeof(v));
duk_push_buffer_object(ctx, -1, 0, sizeof(v), DUK_BUFOBJ_NODEJS_BUFFER);// [var][bignum][fromBuffer][this][buffer][nodebuffer]
duk_remove(ctx, -2); // [var][bignum][fromBuffer][this][nodeBuffer]
duk_push_object(ctx); // [var][bignum][fromBuffer][this][nodeBuffer][options
duk_push_string(ctx, LE ? "little" : "big"); // [var][bignum][fromBuffer][this][nodeBuffer][options][endian]
duk_put_prop_string(ctx, -2, "endian");
duk_call_method(ctx, 2); // [var][bignum][bignum]
return(1);
}
duk_ret_t ILibDuktape_WebSocket_bytesSent_ratio(duk_context *ctx)
{
int16_t test = 0x0001;
int LE = ((char*)&test)[0] ? 1 : 0;
ILibDuktape_WebSocket_State *ws = NULL;
duk_push_this(ctx); // [WebSocket_Decoded]
duk_get_prop_string(ctx, -1, ILibDuktape_WSDEC2WS); // [WebSocket_Decoded][WebSocket]
ws = (ILibDuktape_WebSocket_State*)Duktape_GetBufferProperty(ctx, -1, ILibDuktape_WebSocket_StatePtr);
long double ratio = (long double)ws->actualSent / (long double)ws->uncompressedSent;
ratio = (1 - ratio) * 100;
duk_push_number(ctx, floor((double)ratio));
return(1);
}
duk_ret_t ILibDuktape_WebSocket_bytesReceived_ratio(duk_context *ctx)
{
int16_t test = 0x0001;
int LE = ((char*)&test)[0] ? 1 : 0;
ILibDuktape_WebSocket_State *ws = NULL;
duk_push_this(ctx); // [WebSocket_Decoded]
duk_get_prop_string(ctx, -1, ILibDuktape_WSDEC2WS); // [WebSocket_Decoded][WebSocket]
ws = (ILibDuktape_WebSocket_State*)Duktape_GetBufferProperty(ctx, -1, ILibDuktape_WebSocket_StatePtr);
long double ratio = (long double)ws->actualReceived / (long double)ws->uncompressedReceived;
ratio = (1 - ratio) * 100;
duk_push_number(ctx, floor((double)ratio));
return(1);
}
duk_ret_t ILibDuktape_httpStream_webSocketStream_new(duk_context *ctx)
{
int narg = duk_get_top(ctx);
ILibDuktape_WebSocket_State *state;
duk_push_object(ctx); // [WebSocket]
ILibDuktape_WriteID(ctx, "http.WebSocketStream");
@@ -4348,6 +4669,15 @@ duk_ret_t ILibDuktape_httpStream_webSocketStream_new(duk_context *ctx)
state->ctx = ctx;
state->ObjectPtr = duk_get_heapptr(ctx, -1);
state->chain = Duktape_GetChain(ctx);
if (narg > 1 && duk_is_object(ctx, 1))
{
state->permessageDeflate = Duktape_GetIntPropertyValue(ctx, 1, "perMessageDeflate", 0);
state->minimumThreshold = Duktape_GetIntPropertyValue(ctx, 1, "minimumThreshold", 256);
state->maxSkipCount = Duktape_GetIntPropertyValue(ctx, 1, "maxSkipCount", 128);
state->minSkipCount = Duktape_GetIntPropertyValue(ctx, 1, "minSkipCount", 10);
state->skipCount = 0;
state->nonCompressibleCount = 0;
}
duk_push_object(ctx); // [WebSocket][Encoded]
ILibDuktape_WriteID(ctx, "http.WebSocketStream.encoded");
@@ -4373,6 +4703,14 @@ duk_ret_t ILibDuktape_httpStream_webSocketStream_new(duk_context *ctx)
#endif
ILibDuktape_CreateEventWithSetterEx(ctx, "descriptorMetadata", ILibDuktape_httpStream_webSocketStream_descriptorMetadata);
ILibDuktape_CreateEventWithGetter(ctx, "bytesReceived_uncompressed", ILibDuktape_WebSocket_bytesReceived_uncompressed);
ILibDuktape_CreateEventWithGetter(ctx, "bytesReceived_actual", ILibDuktape_WebSocket_bytesReceived_actual);
ILibDuktape_CreateEventWithGetter(ctx, "bytesSent_uncompressed", ILibDuktape_WebSocket_bytesSent_uncompressed);
ILibDuktape_CreateEventWithGetter(ctx, "bytesSent_actual", ILibDuktape_WebSocket_bytesSent_actual);
ILibDuktape_CreateEventWithGetter(ctx, "bytesSent_ratio", ILibDuktape_WebSocket_bytesSent_ratio);
ILibDuktape_CreateEventWithGetter(ctx, "bytesReceived_ratio", ILibDuktape_WebSocket_bytesReceived_ratio);
ILibDuktape_CreateReadonlyProperty(ctx, "decoded"); // [WebSocket]
ILibDuktape_CreateFinalizer(ctx, ILibDuktape_httpStream_webSocketStream_finalizer);
return(1);
@@ -4404,7 +4742,7 @@ void ILibDuktape_HttpStream_http_PUSH(duk_context *ctx, void *chain)
ILibDuktape_CreateInstanceMethod(ctx, "createStream", ILibduktape_HttpStream_create, DUK_VARARGS);
ILibDuktape_CreateInstanceMethod(ctx, "Agent", ILibDuktape_HttpStream_Agent_new, DUK_VARARGS);
ILibDuktape_CreateInstanceMethod(ctx, "parseUri", ILibDuktape_httpStream_parseUri, 1);
ILibDuktape_CreateInstanceMethod(ctx, "webSocketStream", ILibDuktape_httpStream_webSocketStream_new, 1);
ILibDuktape_CreateInstanceMethod(ctx, "webSocketStream", ILibDuktape_httpStream_webSocketStream_new, DUK_VARARGS);
ILibDuktape_CreateInstanceMethod(ctx, "generateNonce", ILibDuktape_http_generateNonce, 1);
// HTTP Global Agent