mirror of
https://github.com/wolfpld/tracy.git
synced 2024-11-30 01:04:36 +00:00
121 lines
3.5 KiB
C++
121 lines
3.5 KiB
C++
#include <assert.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include "../common/TracySocket.hpp"
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#include "../server/TracyVersion.hpp"
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#include "HttpRequest.hpp"
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#if defined _WIN32
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# include <windows.h>
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extern "C" typedef LONG (WINAPI *t_RtlGetVersion)( PRTL_OSVERSIONINFOW );
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#elif defined __linux__
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# include <sys/utsname.h>
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#elif defined __APPLE__
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# include "TargetConditionals.h"
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#endif
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static constexpr char CRLF[2] = { '\r', '\n' };
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static const char* GetOsInfo()
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{
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static char buf[1024];
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#if defined _WIN32
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t_RtlGetVersion RtlGetVersion = (t_RtlGetVersion)GetProcAddress( GetModuleHandleA( "ntdll.dll" ), "RtlGetVersion" );
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if( !RtlGetVersion )
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{
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# ifdef __MINGW32__
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sprintf( buf, "Windows (MingW)" );
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# else
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sprintf( buf, "Windows" );
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# endif
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}
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else
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{
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RTL_OSVERSIONINFOW ver = { sizeof( RTL_OSVERSIONINFOW ) };
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RtlGetVersion( &ver );
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# ifdef __MINGW32__
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sprintf( buf, "Windows %i.%i.%i (MingW)", (int)ver.dwMajorVersion, (int)ver.dwMinorVersion, (int)ver.dwBuildNumber );
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# else
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sprintf( buf, "Windows %i.%i.%i", ver.dwMajorVersion, ver.dwMinorVersion, ver.dwBuildNumber );
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# endif
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}
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#elif defined __linux__
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struct utsname utsName;
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uname( &utsName );
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# if defined __ANDROID__
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sprintf( buf, "Linux %s (Android)", utsName.release );
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# else
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sprintf( buf, "Linux %s", utsName.release );
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# endif
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#elif defined __APPLE__
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# if TARGET_OS_IPHONE == 1
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sprintf( buf, "Darwin (iOS)" );
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# elif TARGET_OS_MAC == 1
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sprintf( buf, "Darwin (OSX)" );
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# else
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sprintf( buf, "Darwin (unknown)" );
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# endif
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#elif defined __DragonFly__
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sprintf( buf, "BSD (DragonFly)" );
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#elif defined __FreeBSD__
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sprintf( buf, "BSD (FreeBSD)" );
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#elif defined __NetBSD__
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sprintf( buf, "BSD (NetBSD)" );
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#elif defined __OpenBSD__
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sprintf( buf, "BSD (OpenBSD)" );
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#else
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sprintf( buf, "unknown" );
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#endif
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return buf;
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}
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void HttpRequest( const char* server, const char* resource, int port, std::function<void(int, char*)> cb )
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{
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tracy::Socket sock;
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if( !sock.ConnectBlocking( server, port ) ) return;
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char request[4096];
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const auto len = sprintf( request, "GET %s HTTP/1.1\r\nHost: %s\r\nUser-Agent: Tracy Profiler %i.%i.%i (%s)\r\nConnection: close\r\nCache-Control: no-cache, no-store, must-revalidate\r\n\r\n", resource, server, tracy::Version::Major, tracy::Version::Minor, tracy::Version::Patch, GetOsInfo() );
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sock.Send( request, len );
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char response[4096];
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const auto sz = sock.ReadUpTo( response, 4096, 15 );
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if( sz < 13 ) return;
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if( memcmp( response, "HTTP/1.1 200", 12 ) != 0 ) return;
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auto hdr = response + 13;
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int contentLength = 0;
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for(;;)
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{
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while( memcmp( hdr, CRLF, 2 ) != 0 ) hdr++;
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hdr += 2;
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if( memcmp( hdr, "Content-Length: ", 16 ) == 0 )
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{
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hdr += 16;
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contentLength = atoi( hdr );
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break;
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}
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}
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assert( contentLength != 0 );
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for(;;)
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{
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while( memcmp( hdr, CRLF, 2 ) != 0 ) hdr++;
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hdr += 2;
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if( memcmp( hdr, CRLF, 2 ) == 0 )
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{
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hdr += 2;
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break;
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}
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hdr += 2;
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}
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const auto hdrSize = hdr - response;
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const auto partSize = sz - hdrSize;
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char* data = new char[contentLength];
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memcpy( data, hdr, partSize );
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auto remaining = contentLength - partSize;
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if( remaining > 0 ) sock.Read( data + partSize, remaining, 15 );
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cb( contentLength, data );
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}
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