1441 lines
36 KiB
C
1441 lines
36 KiB
C
/*
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* Wininet
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*
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* Copyright 1999 Corel Corporation
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*
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* Ulrich Czekalla
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*
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*/
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#include "config.h"
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#include <string.h>
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#include <sys/types.h>
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#ifdef HAVE_SYS_SOCKET_H
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# include <sys/socket.h>
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#endif
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#include <sys/time.h>
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#include <stdlib.h>
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#include <ctype.h>
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#include <unistd.h>
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#include "windows.h"
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#include "wininet.h"
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#include "debugtools.h"
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#include "winerror.h"
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#include "winsock.h"
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#include "heap.h"
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#include "internet.h"
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DEFAULT_DEBUG_CHANNEL(wininet);
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#define MAX_IDLE_WORKER 1000*60*1
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#define MAX_WORKER_THREADS 10
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#define RESPONSE_TIMEOUT 30
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#define GET_HWININET_FROM_LPWININETFINDNEXT(lpwh) \
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(LPWININETAPPINFOA)(((LPWININETFTPSESSIONA)(lpwh->hdr.lpwhparent))->hdr.lpwhparent)
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typedef struct
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{
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DWORD dwError;
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CHAR response[MAX_REPLY_LEN];
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} WITHREADERROR, *LPWITHREADERROR;
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INTERNET_SCHEME GetInternetScheme(LPCSTR lpszScheme, INT nMaxCmp);
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BOOL WINAPI INTERNET_FindNextFileA(HINTERNET hFind, LPVOID lpvFindData);
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VOID INTERNET_ExecuteWork();
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DWORD g_dwTlsErrIndex = TLS_OUT_OF_INDEXES;
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DWORD dwNumThreads;
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DWORD dwNumIdleThreads;
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HANDLE hEventArray[2];
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#define hQuitEvent hEventArray[0]
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#define hWorkEvent hEventArray[1]
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CRITICAL_SECTION csQueue;
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LPWORKREQUEST lpHeadWorkQueue;
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LPWORKREQUEST lpWorkQueueTail;
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/***********************************************************************
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* WININET_LibMain [Internal] Initializes the internal 'WININET.DLL'.
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*
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* PARAMS
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* hinstDLL [I] handle to the DLL's instance
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* fdwReason [I]
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* lpvReserved [I] reserved, must be NULL
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*
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* RETURNS
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* Success: TRUE
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* Failure: FALSE
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*/
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BOOL WINAPI
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WININET_LibMain (HINSTANCE hinstDLL, DWORD fdwReason, LPVOID lpvReserved)
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{
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TRACE("%x,%lx,%p\n", hinstDLL, fdwReason, lpvReserved);
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switch (fdwReason) {
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case DLL_PROCESS_ATTACH:
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g_dwTlsErrIndex = TlsAlloc();
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if (g_dwTlsErrIndex == TLS_OUT_OF_INDEXES)
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return FALSE;
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hQuitEvent = CreateEventA(0, TRUE, FALSE, NULL);
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hWorkEvent = CreateEventA(0, FALSE, FALSE, NULL);
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InitializeCriticalSection(&csQueue);
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dwNumThreads = 0;
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dwNumIdleThreads = 0;
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case DLL_THREAD_ATTACH:
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{
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LPWITHREADERROR lpwite = HeapAlloc(GetProcessHeap(), 0, sizeof(WITHREADERROR));
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if (NULL == lpwite)
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return FALSE;
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TlsSetValue(g_dwTlsErrIndex, (LPVOID)lpwite);
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}
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break;
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case DLL_THREAD_DETACH:
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if (g_dwTlsErrIndex != TLS_OUT_OF_INDEXES)
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{
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LPVOID lpwite = TlsGetValue(g_dwTlsErrIndex);
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if (lpwite)
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HeapFree(GetProcessHeap(), 0, lpwite);
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}
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break;
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case DLL_PROCESS_DETACH:
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if (g_dwTlsErrIndex != TLS_OUT_OF_INDEXES)
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{
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HeapFree(GetProcessHeap(), 0, TlsGetValue(g_dwTlsErrIndex));
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TlsFree(g_dwTlsErrIndex);
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}
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SetEvent(hQuitEvent);
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CloseHandle(hQuitEvent);
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CloseHandle(hWorkEvent);
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DeleteCriticalSection(&csQueue);
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break;
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}
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return TRUE;
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}
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/***********************************************************************
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* InternetOpenA (WININET.113)
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*
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* Per-application initialization of wininet
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*
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* RETURNS
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* HINTERNET on success
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* NULL on failure
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*
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*/
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INTERNETAPI HINTERNET WINAPI InternetOpenA(LPCSTR lpszAgent,
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DWORD dwAccessType, LPCSTR lpszProxy,
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LPCSTR lpszProxyBypass, DWORD dwFlags)
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{
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LPWININETAPPINFOA lpwai = NULL;
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TRACE("\n");
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/* Clear any error information */
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INTERNET_SetLastError(0);
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lpwai = HeapAlloc(GetProcessHeap(), 0, sizeof(WININETAPPINFOA));
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if (NULL == lpwai)
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INTERNET_SetLastError(ERROR_OUTOFMEMORY);
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else
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{
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memset(lpwai, 0, sizeof(WININETAPPINFOA));
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lpwai->hdr.htype = WH_HINIT;
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lpwai->hdr.lpwhparent = NULL;
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lpwai->hdr.dwFlags = dwFlags;
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if (NULL != lpszAgent)
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lpwai->lpszAgent = HEAP_strdupA(GetProcessHeap(),0,lpszAgent);
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if (NULL != lpszProxy)
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lpwai->lpszProxy = HEAP_strdupA(GetProcessHeap(),0,lpszProxy);
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if (NULL != lpszProxyBypass)
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lpwai->lpszProxyBypass = HEAP_strdupA(GetProcessHeap(),0,lpszProxyBypass);
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lpwai->dwAccessType = dwAccessType;
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}
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return (HINTERNET)lpwai;
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}
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/***********************************************************************
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* InternetGetLastResponseInfoA (WININET.108)
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*
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* Return last wininet error description on the calling thread
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*
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* RETURNS
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* TRUE on success of writting to buffer
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* FALSE on failure
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*
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*/
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BOOL WINAPI InternetGetLastResponseInfoA(LPDWORD lpdwError,
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LPSTR lpszBuffer, LPDWORD lpdwBufferLength)
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{
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LPWITHREADERROR lpwite = (LPWITHREADERROR)TlsGetValue(g_dwTlsErrIndex);
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TRACE("\n");
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*lpdwError = lpwite->dwError;
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if (lpwite->dwError)
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{
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strncpy(lpszBuffer, lpwite->response, *lpdwBufferLength);
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*lpdwBufferLength = strlen(lpszBuffer);
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}
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else
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*lpdwBufferLength = 0;
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return TRUE;
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}
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/***********************************************************************
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* InternetGetConnectedState (WININET.103)
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*
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* Return connected state
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*
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* RETURNS
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* TRUE if connected
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* if lpdwStatus is not null, return the status (off line,
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* modem, lan...) in it.
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* FALSE if not connected
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*/
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BOOL WINAPI InternetGetConnectedState(LPDWORD lpdwStatus, DWORD dwReserved)
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{
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FIXME("Stub\n");
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return FALSE;
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}
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/***********************************************************************
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* InternetConnectA (WININET.93)
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*
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* Open a ftp, gopher or http session
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*
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* RETURNS
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* HINTERNET a session handle on success
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* NULL on failure
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*
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*/
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INTERNETAPI HINTERNET WINAPI InternetConnectA(HINTERNET hInternet,
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LPCSTR lpszServerName, INTERNET_PORT nServerPort,
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LPCSTR lpszUserName, LPCSTR lpszPassword,
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DWORD dwService, DWORD dwFlags, DWORD dwContext)
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{
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HINTERNET rc = (HINTERNET) NULL;
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TRACE("\n");
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/* Clear any error information */
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INTERNET_SetLastError(0);
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switch (dwService)
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{
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case INTERNET_SERVICE_FTP:
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rc = FTP_Connect(hInternet, lpszServerName, nServerPort,
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lpszUserName, lpszPassword, dwFlags, dwContext);
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break;
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case INTERNET_SERVICE_HTTP:
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rc = HTTP_Connect(hInternet, lpszServerName, nServerPort,
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lpszUserName, lpszPassword, dwFlags, dwContext);
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break;
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case INTERNET_SERVICE_GOPHER:
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default:
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break;
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}
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return rc;
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}
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/***********************************************************************
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* InternetFindNextFileA (WININET.102)
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*
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* Continues a file search from a previous call to FindFirstFile
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*
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* RETURNS
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* TRUE on success
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* FALSE on failure
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*
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*/
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BOOL WINAPI InternetFindNextFileA(HINTERNET hFind, LPVOID lpvFindData)
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{
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LPWININETAPPINFOA hIC = NULL;
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LPWININETFINDNEXTA lpwh = (LPWININETFINDNEXTA) hFind;
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TRACE("\n");
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if (NULL == lpwh || lpwh->hdr.htype != WH_HFINDNEXT)
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{
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INTERNET_SetLastError(ERROR_INTERNET_INCORRECT_HANDLE_TYPE);
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return FALSE;
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}
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hIC = GET_HWININET_FROM_LPWININETFINDNEXT(lpwh);
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if (hIC->hdr.dwFlags & INTERNET_FLAG_ASYNC)
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{
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WORKREQUEST workRequest;
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workRequest.asyncall = INTERNETFINDNEXTA;
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workRequest.HFTPSESSION = (DWORD)hFind;
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workRequest.LPFINDFILEDATA = (DWORD)lpvFindData;
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return INTERNET_AsyncCall(&workRequest);
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}
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else
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{
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return INTERNET_FindNextFileA(hFind, lpvFindData);
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}
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}
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/***********************************************************************
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* INTERNET_FindNextFileA (Internal)
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*
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* Continues a file search from a previous call to FindFirstFile
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*
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* RETURNS
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* TRUE on success
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* FALSE on failure
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*
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*/
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BOOL WINAPI INTERNET_FindNextFileA(HINTERNET hFind, LPVOID lpvFindData)
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{
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BOOL bSuccess = TRUE;
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LPWININETAPPINFOA hIC = NULL;
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LPWIN32_FIND_DATAA lpFindFileData;
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LPWININETFINDNEXTA lpwh = (LPWININETFINDNEXTA) hFind;
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TRACE("\n");
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if (NULL == lpwh || lpwh->hdr.htype != WH_HFINDNEXT)
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{
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INTERNET_SetLastError(ERROR_INTERNET_INCORRECT_HANDLE_TYPE);
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return FALSE;
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}
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/* Clear any error information */
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INTERNET_SetLastError(0);
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if (lpwh->hdr.lpwhparent->htype != WH_HFTPSESSION)
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{
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FIXME("Only FTP find next supported\n");
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INTERNET_SetLastError(ERROR_INTERNET_INCORRECT_HANDLE_TYPE);
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return FALSE;
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}
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TRACE("index(%d) size(%ld)\n", lpwh->index, lpwh->size);
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lpFindFileData = (LPWIN32_FIND_DATAA) lpvFindData;
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ZeroMemory(lpFindFileData, sizeof(WIN32_FIND_DATAA));
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if (lpwh->index >= lpwh->size)
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{
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INTERNET_SetLastError(ERROR_NO_MORE_FILES);
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bSuccess = FALSE;
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goto lend;
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}
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FTP_ConvertFileProp(&lpwh->lpafp[lpwh->index], lpFindFileData);
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lpwh->index++;
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TRACE("\nName: %s\nSize: %ld\n", lpFindFileData->cFileName, lpFindFileData->nFileSizeLow);
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lend:
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hIC = GET_HWININET_FROM_LPWININETFINDNEXT(lpwh);
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if (hIC->hdr.dwFlags & INTERNET_FLAG_ASYNC && hIC->lpfnStatusCB)
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{
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INTERNET_ASYNC_RESULT iar;
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iar.dwResult = (DWORD)bSuccess;
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iar.dwError = bSuccess ? ERROR_SUCCESS : INTERNET_GetLastError();
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hIC->lpfnStatusCB(hFind, lpwh->hdr.dwContext, INTERNET_STATUS_REQUEST_COMPLETE,
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&iar, sizeof(INTERNET_ASYNC_RESULT));
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}
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return bSuccess;
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}
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/***********************************************************************
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* INTERNET_CloseHandle (internal)
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*
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* Close internet handle
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*
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* RETURNS
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* Void
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*
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*/
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VOID INTERNET_CloseHandle(LPWININETAPPINFOA lpwai)
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{
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if (lpwai->lpszAgent)
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HeapFree(GetProcessHeap(), 0, lpwai->lpszAgent);
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if (lpwai->lpszProxy)
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HeapFree(GetProcessHeap(), 0, lpwai->lpszProxy);
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if (lpwai->lpszProxyBypass)
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HeapFree(GetProcessHeap(), 0, lpwai->lpszProxyBypass);
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HeapFree(GetProcessHeap(), 0, lpwai);
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}
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/***********************************************************************
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* InternetCloseHandle (WININET.89)
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*
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* Generic close handle function
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*
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* RETURNS
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* TRUE on success
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* FALSE on failure
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*
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*/
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BOOL WINAPI InternetCloseHandle(HINTERNET hInternet)
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{
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BOOL retval = FALSE;
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LPWININETHANDLEHEADER lpwh = (LPWININETHANDLEHEADER) hInternet;
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TRACE("\n");
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if (NULL == lpwh)
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return FALSE;
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/* Clear any error information */
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INTERNET_SetLastError(0);
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switch (lpwh->htype)
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{
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case WH_HINIT:
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INTERNET_CloseHandle((LPWININETAPPINFOA) lpwh);
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break;
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case WH_HHTTPSESSION:
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HTTP_CloseHTTPSessionHandle((LPWININETHTTPSESSIONA) lpwh);
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break;
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case WH_HHTTPREQ:
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HTTP_CloseHTTPRequestHandle((LPWININETHTTPREQA) lpwh);
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break;
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case WH_HFTPSESSION:
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retval = FTP_CloseSessionHandle((LPWININETFTPSESSIONA) lpwh);
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break;
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case WH_HFINDNEXT:
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retval = FTP_CloseFindNextHandle((LPWININETFINDNEXTA) lpwh);
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break;
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default:
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break;
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}
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return retval;
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}
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/***********************************************************************
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* SetUrlComponentValue (Internal)
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*
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* Helper function for InternetCrackUrlA
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*
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* RETURNS
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* TRUE on success
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* FALSE on failure
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*
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*/
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BOOL SetUrlComponentValue(LPSTR* lppszComponent, LPDWORD dwComponentLen, LPCSTR lpszStart, INT len)
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{
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TRACE("%s (%d)\n", lpszStart, len);
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if (*dwComponentLen != 0)
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{
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if (*lppszComponent == NULL)
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{
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*lppszComponent = (LPSTR)lpszStart;
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*dwComponentLen = len;
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}
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else
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{
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INT ncpylen = min((*dwComponentLen)-1, len);
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strncpy(*lppszComponent, lpszStart, ncpylen);
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(*lppszComponent)[ncpylen] = '\0';
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*dwComponentLen = ncpylen;
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}
|
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}
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return TRUE;
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}
|
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|
|
|
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/***********************************************************************
|
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* InternetCrackUrlA (WININET.95)
|
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*
|
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* Break up URL into its components
|
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*
|
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* TODO: Hadnle dwFlags
|
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*
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* RETURNS
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* TRUE on success
|
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* FALSE on failure
|
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*
|
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*/
|
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BOOL WINAPI InternetCrackUrlA(LPCSTR lpszUrl, DWORD dwUrlLength, DWORD dwFlags,
|
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LPURL_COMPONENTSA lpUrlComponents)
|
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{
|
|
/*
|
|
* RFC 1808
|
|
* <protocol>:[//<net_loc>][/path][;<params>][?<query>][#<fragment>]
|
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*
|
|
*/
|
|
LPSTR lpszParam = NULL;
|
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BOOL bIsAbsolute = FALSE;
|
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LPSTR lpszap = (char*)lpszUrl;
|
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LPSTR lpszcp = NULL;
|
|
|
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TRACE("\n");
|
|
|
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/* Determine if the URI is absolute. */
|
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while (*lpszap != '\0')
|
|
{
|
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if (isalnum(*lpszap))
|
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{
|
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lpszap++;
|
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continue;
|
|
}
|
|
if ((*lpszap == ':') && (lpszap - lpszUrl >= 2))
|
|
{
|
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bIsAbsolute = TRUE;
|
|
lpszcp = lpszap;
|
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}
|
|
else
|
|
{
|
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lpszcp = (LPSTR)lpszUrl; /* Relative url */
|
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}
|
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|
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break;
|
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}
|
|
|
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/* Parse <params> */
|
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lpszParam = strpbrk(lpszap, ";?");
|
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if (lpszParam != NULL)
|
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{
|
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if (!SetUrlComponentValue(&lpUrlComponents->lpszExtraInfo,
|
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&lpUrlComponents->dwExtraInfoLength, lpszParam+1, strlen(lpszParam+1)))
|
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{
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return FALSE;
|
|
}
|
|
}
|
|
|
|
if (bIsAbsolute) /* Parse <protocol>:[//<net_loc>] */
|
|
{
|
|
LPSTR lpszNetLoc;
|
|
|
|
/* Get scheme first. */
|
|
lpUrlComponents->nScheme = GetInternetScheme(lpszUrl, lpszcp - lpszUrl);
|
|
if (!SetUrlComponentValue(&lpUrlComponents->lpszScheme,
|
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&lpUrlComponents->dwSchemeLength, lpszUrl, lpszcp - lpszUrl))
|
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return FALSE;
|
|
|
|
/* Eat ':' in protocol. */
|
|
lpszcp++;
|
|
|
|
/* Skip over slashes. */
|
|
if (*lpszcp == '/')
|
|
{
|
|
lpszcp++;
|
|
if (*lpszcp == '/')
|
|
{
|
|
lpszcp++;
|
|
if (*lpszcp == '/')
|
|
lpszcp++;
|
|
}
|
|
}
|
|
|
|
lpszNetLoc = strpbrk(lpszcp, "/");
|
|
if (lpszParam)
|
|
{
|
|
if (lpszNetLoc)
|
|
lpszNetLoc = min(lpszNetLoc, lpszParam);
|
|
else
|
|
lpszNetLoc = lpszParam;
|
|
}
|
|
else if (!lpszNetLoc)
|
|
lpszNetLoc = lpszcp + strlen(lpszcp);
|
|
|
|
/* Parse net-loc */
|
|
if (lpszNetLoc)
|
|
{
|
|
LPSTR lpszHost;
|
|
LPSTR lpszPort;
|
|
|
|
/* [<user>[<:password>]@]<host>[:<port>] */
|
|
/* First find the user and password if they exist */
|
|
|
|
lpszHost = strchr(lpszcp, '@');
|
|
if (lpszHost == NULL || lpszHost > lpszNetLoc)
|
|
{
|
|
/* username and password not specified. */
|
|
SetUrlComponentValue(&lpUrlComponents->lpszUserName,
|
|
&lpUrlComponents->dwUserNameLength, NULL, 0);
|
|
SetUrlComponentValue(&lpUrlComponents->lpszPassword,
|
|
&lpUrlComponents->dwPasswordLength, NULL, 0);
|
|
}
|
|
else /* Parse out username and password */
|
|
{
|
|
LPSTR lpszUser = lpszcp;
|
|
LPSTR lpszPasswd = lpszHost;
|
|
|
|
while (lpszcp < lpszHost)
|
|
{
|
|
if (*lpszcp == ':')
|
|
lpszPasswd = lpszcp;
|
|
|
|
lpszcp++;
|
|
}
|
|
|
|
SetUrlComponentValue(&lpUrlComponents->lpszUserName,
|
|
&lpUrlComponents->dwUserNameLength, lpszUser, lpszPasswd - lpszUser);
|
|
|
|
SetUrlComponentValue(&lpUrlComponents->lpszPassword,
|
|
&lpUrlComponents->dwPasswordLength,
|
|
lpszPasswd == lpszHost ? NULL : ++lpszPasswd,
|
|
lpszHost - lpszPasswd);
|
|
|
|
lpszcp++; /* Advance to beginning of host */
|
|
}
|
|
|
|
/* Parse <host><:port> */
|
|
|
|
lpszHost = lpszcp;
|
|
lpszPort = lpszNetLoc;
|
|
|
|
while (lpszcp < lpszNetLoc)
|
|
{
|
|
if (*lpszcp == ':')
|
|
lpszPort = lpszcp;
|
|
|
|
lpszcp++;
|
|
}
|
|
|
|
SetUrlComponentValue(&lpUrlComponents->lpszHostName,
|
|
&lpUrlComponents->dwHostNameLength, lpszHost, lpszPort - lpszHost);
|
|
|
|
if (lpszPort != lpszNetLoc)
|
|
lpUrlComponents->nPort = atoi(++lpszPort);
|
|
}
|
|
}
|
|
|
|
/* Here lpszcp points to:
|
|
*
|
|
* <protocol>:[//<net_loc>][/path][;<params>][?<query>][#<fragment>]
|
|
* ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
|
|
*/
|
|
if (lpszcp != 0 && *lpszcp != '\0' && (!lpszParam || lpszcp < lpszParam))
|
|
{
|
|
INT len;
|
|
|
|
/* Only truncate the parameter list if it's already been saved
|
|
* in lpUrlComponents->lpszExtraInfo.
|
|
*/
|
|
if (lpszParam && lpUrlComponents->dwExtraInfoLength)
|
|
len = lpszParam - lpszcp;
|
|
else
|
|
{
|
|
/* Leave the parameter list in lpszUrlPath. Strip off any trailing
|
|
* newlines if necessary.
|
|
*/
|
|
LPSTR lpsznewline = strchr (lpszcp, '\n');
|
|
if (lpsznewline != NULL)
|
|
len = lpsznewline - lpszcp;
|
|
else
|
|
len = strlen(lpszcp);
|
|
}
|
|
|
|
if (!SetUrlComponentValue(&lpUrlComponents->lpszUrlPath,
|
|
&lpUrlComponents->dwUrlPathLength, lpszcp, len))
|
|
return FALSE;
|
|
}
|
|
else
|
|
{
|
|
lpUrlComponents->dwUrlPathLength = 0;
|
|
}
|
|
|
|
TRACE("%s: host(%s) path(%s) extra(%s)\n", lpszUrl, lpUrlComponents->lpszHostName,
|
|
lpUrlComponents->lpszUrlPath, lpUrlComponents->lpszExtraInfo);
|
|
|
|
return TRUE;
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* InternetAttemptConnect (WININET.81)
|
|
*
|
|
* Attempt to make a connection to the internet
|
|
*
|
|
* RETURNS
|
|
* ERROR_SUCCESS on success
|
|
* Error value on failure
|
|
*
|
|
*/
|
|
INTERNETAPI DWORD WINAPI InternetAttemptConnect(DWORD dwReserved)
|
|
{
|
|
FIXME("Stub\n");
|
|
return ERROR_SUCCESS;
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* InternetCanonicalizeUrlA (WININET.85)
|
|
*
|
|
* Escape unsafe characters and spaces
|
|
*
|
|
* RETURNS
|
|
* TRUE on success
|
|
* FALSE on failure
|
|
*
|
|
*/
|
|
BOOL WINAPI InternetCanonicalizeUrlA(LPCSTR lpszUrl, LPSTR lpszBuffer,
|
|
LPDWORD lpdwBufferLength, DWORD dwFlags)
|
|
{
|
|
BOOL bSuccess = FALSE;
|
|
|
|
FIXME("Stub!\n");
|
|
|
|
if (lpszUrl)
|
|
{
|
|
strncpy(lpszBuffer, lpszUrl, *lpdwBufferLength);
|
|
*lpdwBufferLength = strlen(lpszBuffer);
|
|
bSuccess = TRUE;
|
|
}
|
|
|
|
return bSuccess;
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* InternetSetStatusCallback (WININET.133)
|
|
*
|
|
* Sets up a callback function which is called as progress is made
|
|
* during an operation.
|
|
*
|
|
* RETURNS
|
|
* Previous callback or NULL on success
|
|
* INTERNET_INVALID_STATUS_CALLBACK on failure
|
|
*
|
|
*/
|
|
INTERNETAPI INTERNET_STATUS_CALLBACK WINAPI InternetSetStatusCallback(
|
|
HINTERNET hInternet ,INTERNET_STATUS_CALLBACK lpfnIntCB)
|
|
{
|
|
INTERNET_STATUS_CALLBACK retVal;
|
|
LPWININETAPPINFOA lpwai = (LPWININETAPPINFOA)hInternet;
|
|
|
|
TRACE("0x%08lx\n", (ULONG)hInternet);
|
|
if (lpwai->hdr.htype != WH_HINIT)
|
|
return INTERNET_INVALID_STATUS_CALLBACK;
|
|
|
|
retVal = lpwai->lpfnStatusCB;
|
|
lpwai->lpfnStatusCB = lpfnIntCB;
|
|
|
|
return retVal;
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* InternetWriteFile (WININET.138)
|
|
*
|
|
* Write data to an open internet file
|
|
*
|
|
* RETURNS
|
|
* TRUE on success
|
|
* FALSE on failure
|
|
*
|
|
*/
|
|
BOOL WINAPI InternetWriteFile(HINTERNET hFile, LPCVOID lpBuffer ,
|
|
DWORD dwNumOfBytesToWrite, LPDWORD lpdwNumOfBytesWritten)
|
|
{
|
|
BOOL retval = FALSE;
|
|
int nSocket = INVALID_SOCKET;
|
|
LPWININETHANDLEHEADER lpwh = (LPWININETHANDLEHEADER) hFile;
|
|
|
|
TRACE("\n");
|
|
if (NULL == lpwh)
|
|
return FALSE;
|
|
|
|
switch (lpwh->htype)
|
|
{
|
|
case WH_HHTTPREQ:
|
|
nSocket = ((LPWININETHTTPREQA)hFile)->nSocketFD;
|
|
break;
|
|
|
|
case WH_HFILE:
|
|
nSocket = ((LPWININETFILE)hFile)->nDataSocket;
|
|
break;
|
|
|
|
default:
|
|
break;
|
|
}
|
|
|
|
if (INVALID_SOCKET != nSocket)
|
|
{
|
|
*lpdwNumOfBytesWritten = INTERNET_WriteDataToStream(nSocket, lpBuffer, dwNumOfBytesToWrite);
|
|
if (*lpdwNumOfBytesWritten < 0)
|
|
*lpdwNumOfBytesWritten = 0;
|
|
else
|
|
retval = TRUE;
|
|
}
|
|
|
|
return retval;
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* InternetReadFile (WININET.121)
|
|
*
|
|
* Read data from an open internet file
|
|
*
|
|
* RETURNS
|
|
* TRUE on success
|
|
* FALSE on failure
|
|
*
|
|
*/
|
|
BOOL WINAPI InternetReadFile(HINTERNET hFile, LPVOID lpBuffer,
|
|
DWORD dwNumOfBytesToRead, LPDWORD dwNumOfBytesRead)
|
|
{
|
|
BOOL retval = FALSE;
|
|
int nSocket = INVALID_SOCKET;
|
|
LPWININETHANDLEHEADER lpwh = (LPWININETHANDLEHEADER) hFile;
|
|
|
|
TRACE("\n");
|
|
if (NULL == lpwh)
|
|
return FALSE;
|
|
|
|
switch (lpwh->htype)
|
|
{
|
|
case WH_HHTTPREQ:
|
|
nSocket = ((LPWININETHTTPREQA)hFile)->nSocketFD;
|
|
break;
|
|
|
|
case WH_HFILE:
|
|
nSocket = ((LPWININETFILE)hFile)->nDataSocket;
|
|
break;
|
|
|
|
default:
|
|
break;
|
|
}
|
|
|
|
if (INVALID_SOCKET != nSocket)
|
|
{
|
|
*dwNumOfBytesRead = INTERNET_ReadDataFromStream(nSocket, lpBuffer, dwNumOfBytesToRead);
|
|
if (*dwNumOfBytesRead < 0)
|
|
*dwNumOfBytesRead = 0;
|
|
else
|
|
retval = TRUE;
|
|
}
|
|
|
|
return retval;
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* InternetQueryOptionA
|
|
*
|
|
* Queries an options on the specified handle
|
|
*
|
|
* RETURNS
|
|
* TRUE on success
|
|
* FALSE on failure
|
|
*
|
|
*/
|
|
BOOL WINAPI InternetQueryOptionA(HINTERNET hInternet, DWORD dwOption,
|
|
LPVOID lpBuffer, LPDWORD lpdwBufferLength)
|
|
{
|
|
LPWININETHANDLEHEADER lpwhh;
|
|
BOOL bSuccess = FALSE;
|
|
|
|
TRACE("0x%08lx\n", dwOption);
|
|
|
|
if (NULL == hInternet)
|
|
{
|
|
INTERNET_SetLastError(ERROR_INTERNET_INCORRECT_HANDLE_TYPE);
|
|
return FALSE;
|
|
}
|
|
|
|
lpwhh = (LPWININETHANDLEHEADER) hInternet;
|
|
|
|
switch (dwOption)
|
|
{
|
|
case INTERNET_OPTION_HANDLE_TYPE:
|
|
{
|
|
ULONG type = lpwhh->htype;
|
|
TRACE("INTERNET_OPTION_HANDLE_TYPE: %ld\n", type);
|
|
|
|
if (*lpdwBufferLength < sizeof(ULONG))
|
|
INTERNET_SetLastError(ERROR_INSUFFICIENT_BUFFER);
|
|
else
|
|
{
|
|
memcpy(lpBuffer, &type, sizeof(ULONG));
|
|
*lpdwBufferLength = sizeof(ULONG);
|
|
bSuccess = TRUE;
|
|
}
|
|
|
|
break;
|
|
}
|
|
|
|
default:
|
|
FIXME("Stub!");
|
|
break;
|
|
}
|
|
|
|
return bSuccess;
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* GetInternetScheme (internal)
|
|
*
|
|
* Get scheme of url
|
|
*
|
|
* RETURNS
|
|
* scheme on success
|
|
* INTERNET_SCHEME_UNKNOWN on failure
|
|
*
|
|
*/
|
|
INTERNET_SCHEME GetInternetScheme(LPCSTR lpszScheme, INT nMaxCmp)
|
|
{
|
|
if(lpszScheme==NULL)
|
|
return INTERNET_SCHEME_UNKNOWN;
|
|
|
|
if (!strncasecmp("ftp", lpszScheme, nMaxCmp))
|
|
return INTERNET_SCHEME_FTP;
|
|
else if (!strncasecmp("gopher", lpszScheme, nMaxCmp))
|
|
return INTERNET_SCHEME_GOPHER;
|
|
else if (!strncasecmp("http", lpszScheme, nMaxCmp))
|
|
return INTERNET_SCHEME_HTTP;
|
|
else if (!strncasecmp("https", lpszScheme, nMaxCmp))
|
|
return INTERNET_SCHEME_HTTPS;
|
|
else if (!strncasecmp("file", lpszScheme, nMaxCmp))
|
|
return INTERNET_SCHEME_FILE;
|
|
else if (!strncasecmp("news", lpszScheme, nMaxCmp))
|
|
return INTERNET_SCHEME_NEWS;
|
|
else if (!strncasecmp("mailto", lpszScheme, nMaxCmp))
|
|
return INTERNET_SCHEME_MAILTO;
|
|
else
|
|
return INTERNET_SCHEME_UNKNOWN;
|
|
}
|
|
|
|
/***********************************************************************
|
|
* InternetCheckConnectionA
|
|
*
|
|
* Pings a requested host to check internet connection
|
|
*
|
|
* RETURNS
|
|
*
|
|
* TRUE on success and FALSE on failure. if a failures then
|
|
* ERROR_NOT_CONNECTED is places into GetLastError
|
|
*
|
|
*/
|
|
BOOL WINAPI InternetCheckConnectionA( LPCSTR lpszUrl, DWORD dwFlags, DWORD dwReserved )
|
|
{
|
|
/*
|
|
* this is a kludge which runs the resident ping program and reads the output.
|
|
*
|
|
* Anyone have a better idea?
|
|
*/
|
|
|
|
BOOL rc = FALSE;
|
|
char command[1024];
|
|
char host[1024];
|
|
int status = -1;
|
|
|
|
/*
|
|
* Crack or set the Address
|
|
*/
|
|
if (lpszUrl == NULL)
|
|
{
|
|
/*
|
|
* According to the doc we are supost to use the ip for the next
|
|
* server in the WnInet internal server database. I have
|
|
* no idea what that is or how to get it.
|
|
*
|
|
* So someone needs to implement this.
|
|
*/
|
|
FIXME("Unimplemented with URL of NULL");
|
|
return TRUE;
|
|
}
|
|
else
|
|
{
|
|
URL_COMPONENTSA componets;
|
|
|
|
ZeroMemory(&componets,sizeof(URL_COMPONENTSA));
|
|
componets.lpszHostName = (LPSTR)&host;
|
|
componets.dwHostNameLength = 1024;
|
|
|
|
if (!InternetCrackUrlA(lpszUrl,0,0,&componets))
|
|
goto End;
|
|
|
|
TRACE("host name : %s\n",componets.lpszHostName);
|
|
}
|
|
|
|
/*
|
|
* Build our ping command
|
|
*/
|
|
strcpy(command,"ping -w 1 ");
|
|
strcat(command,host);
|
|
strcat(command," >/dev/null 2>/dev/null");
|
|
|
|
TRACE("Ping command is : %s\n",command);
|
|
|
|
status = system(command);
|
|
|
|
TRACE("Ping returned a code of %i \n",status);
|
|
|
|
/* Ping return code of 0 indicates success */
|
|
if (status == 0)
|
|
rc = TRUE;
|
|
|
|
End:
|
|
|
|
if (rc == FALSE)
|
|
SetLastError(ERROR_NOT_CONNECTED);
|
|
|
|
return rc;
|
|
}
|
|
|
|
|
|
|
|
/***********************************************************************
|
|
* INTERNET_WriteDataToStream (internal)
|
|
*
|
|
* Send data to server
|
|
*
|
|
* RETURNS
|
|
*
|
|
* number of characters sent on success
|
|
* -1 on error
|
|
*/
|
|
int INTERNET_WriteDataToStream(int nDataSocket, LPCVOID Buffer, DWORD BytesToWrite)
|
|
{
|
|
if (INVALID_SOCKET == nDataSocket)
|
|
return SOCKET_ERROR;
|
|
|
|
return send(nDataSocket, Buffer, BytesToWrite, 0);
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* INTERNET_ReadDataFromStream (internal)
|
|
*
|
|
* Read data from http server
|
|
*
|
|
* RETURNS
|
|
*
|
|
* number of characters sent on success
|
|
* -1 on error
|
|
*/
|
|
int INTERNET_ReadDataFromStream(int nDataSocket, LPVOID Buffer, DWORD BytesToRead)
|
|
{
|
|
if (INVALID_SOCKET == nDataSocket)
|
|
return SOCKET_ERROR;
|
|
|
|
return recv(nDataSocket, Buffer, BytesToRead, 0);
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* INTERNET_SetLastError (internal)
|
|
*
|
|
* Set last thread specific error
|
|
*
|
|
* RETURNS
|
|
*
|
|
*/
|
|
void INTERNET_SetLastError(DWORD dwError)
|
|
{
|
|
LPWITHREADERROR lpwite = (LPWITHREADERROR)TlsGetValue(g_dwTlsErrIndex);
|
|
|
|
SetLastError(dwError);
|
|
lpwite->dwError = dwError;
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* INTERNET_GetLastError (internal)
|
|
*
|
|
* Get last thread specific error
|
|
*
|
|
* RETURNS
|
|
*
|
|
*/
|
|
DWORD INTERNET_GetLastError()
|
|
{
|
|
LPWITHREADERROR lpwite = (LPWITHREADERROR)TlsGetValue(g_dwTlsErrIndex);
|
|
return lpwite->dwError;
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* INTERNET_WorkerThreadFunc (internal)
|
|
*
|
|
* Worker thread execution function
|
|
*
|
|
* RETURNS
|
|
*
|
|
*/
|
|
DWORD INTERNET_WorkerThreadFunc(LPVOID *lpvParam)
|
|
{
|
|
DWORD dwWaitRes;
|
|
|
|
while (1)
|
|
{
|
|
dwWaitRes = WaitForMultipleObjects(2, hEventArray, FALSE, MAX_IDLE_WORKER);
|
|
|
|
if (dwWaitRes == WAIT_OBJECT_0 + 1)
|
|
INTERNET_ExecuteWork();
|
|
else
|
|
break;
|
|
|
|
InterlockedIncrement(&dwNumIdleThreads);
|
|
}
|
|
|
|
InterlockedDecrement(&dwNumIdleThreads);
|
|
InterlockedDecrement(&dwNumThreads);
|
|
TRACE("Worker thread exiting\n");
|
|
return TRUE;
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* INTERNET_InsertWorkRequest (internal)
|
|
*
|
|
* Insert work request into queue
|
|
*
|
|
* RETURNS
|
|
*
|
|
*/
|
|
BOOL INTERNET_InsertWorkRequest(LPWORKREQUEST lpWorkRequest)
|
|
{
|
|
BOOL bSuccess = FALSE;
|
|
LPWORKREQUEST lpNewRequest;
|
|
|
|
TRACE("\n");
|
|
|
|
lpNewRequest = HeapAlloc(GetProcessHeap(), 0, sizeof(WORKREQUEST));
|
|
if (lpNewRequest)
|
|
{
|
|
memcpy(lpNewRequest, lpWorkRequest, sizeof(WORKREQUEST));
|
|
lpNewRequest->prev = NULL;
|
|
|
|
EnterCriticalSection(&csQueue);
|
|
|
|
lpNewRequest->next = lpWorkQueueTail;
|
|
if (lpWorkQueueTail)
|
|
lpWorkQueueTail->prev = lpNewRequest;
|
|
lpWorkQueueTail = lpNewRequest;
|
|
if (!lpHeadWorkQueue)
|
|
lpHeadWorkQueue = lpWorkQueueTail;
|
|
|
|
LeaveCriticalSection(&csQueue);
|
|
|
|
bSuccess = TRUE;
|
|
}
|
|
|
|
return bSuccess;
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* INTERNET_GetWorkRequest (internal)
|
|
*
|
|
* Retrieves work request from queue
|
|
*
|
|
* RETURNS
|
|
*
|
|
*/
|
|
BOOL INTERNET_GetWorkRequest(LPWORKREQUEST lpWorkRequest)
|
|
{
|
|
BOOL bSuccess = FALSE;
|
|
LPWORKREQUEST lpRequest = NULL;
|
|
|
|
TRACE("\n");
|
|
|
|
EnterCriticalSection(&csQueue);
|
|
|
|
if (lpHeadWorkQueue)
|
|
{
|
|
lpRequest = lpHeadWorkQueue;
|
|
lpHeadWorkQueue = lpHeadWorkQueue->prev;
|
|
if (lpRequest == lpWorkQueueTail)
|
|
lpWorkQueueTail = lpHeadWorkQueue;
|
|
}
|
|
|
|
LeaveCriticalSection(&csQueue);
|
|
|
|
if (lpRequest)
|
|
{
|
|
memcpy(lpWorkRequest, lpRequest, sizeof(WORKREQUEST));
|
|
HeapFree(GetProcessHeap(), 0, lpRequest);
|
|
bSuccess = TRUE;
|
|
}
|
|
|
|
return bSuccess;
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* INTERNET_AsyncCall (internal)
|
|
*
|
|
* Retrieves work request from queue
|
|
*
|
|
* RETURNS
|
|
*
|
|
*/
|
|
BOOL INTERNET_AsyncCall(LPWORKREQUEST lpWorkRequest)
|
|
{
|
|
HANDLE hThread;
|
|
DWORD dwTID;
|
|
BOOL bSuccess = FALSE;
|
|
|
|
TRACE("\n");
|
|
|
|
if (InterlockedDecrement(&dwNumIdleThreads) < 0)
|
|
{
|
|
InterlockedIncrement(&dwNumIdleThreads);
|
|
|
|
if (InterlockedIncrement(&dwNumThreads) > MAX_WORKER_THREADS ||
|
|
!(hThread = CreateThread(NULL, 0,
|
|
(LPTHREAD_START_ROUTINE)INTERNET_WorkerThreadFunc, NULL, 0, &dwTID)))
|
|
{
|
|
InterlockedDecrement(&dwNumThreads);
|
|
INTERNET_SetLastError(ERROR_INTERNET_ASYNC_THREAD_FAILED);
|
|
goto lerror;
|
|
}
|
|
|
|
TRACE("Created new thread\n");
|
|
}
|
|
|
|
bSuccess = TRUE;
|
|
INTERNET_InsertWorkRequest(lpWorkRequest);
|
|
SetEvent(hWorkEvent);
|
|
|
|
lerror:
|
|
|
|
return bSuccess;
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* INTERNET_ExecuteWork (internal)
|
|
*
|
|
* RETURNS
|
|
*
|
|
*/
|
|
VOID INTERNET_ExecuteWork()
|
|
{
|
|
WORKREQUEST workRequest;
|
|
|
|
TRACE("\n");
|
|
|
|
if (INTERNET_GetWorkRequest(&workRequest))
|
|
{
|
|
switch (workRequest.asyncall)
|
|
{
|
|
case FTPPUTFILEA:
|
|
FTP_FtpPutFileA((HINTERNET)workRequest.HFTPSESSION, (LPCSTR)workRequest.LPSZLOCALFILE,
|
|
(LPCSTR)workRequest.LPSZNEWREMOTEFILE, workRequest.DWFLAGS, workRequest.DWCONTEXT);
|
|
HeapFree(GetProcessHeap(), 0, (LPVOID)workRequest.LPSZLOCALFILE);
|
|
HeapFree(GetProcessHeap(), 0, (LPVOID)workRequest.LPSZNEWREMOTEFILE);
|
|
break;
|
|
|
|
case FTPSETCURRENTDIRECTORYA:
|
|
FTP_FtpSetCurrentDirectoryA((HINTERNET)workRequest.HFTPSESSION,
|
|
(LPCSTR)workRequest.LPSZDIRECTORY);
|
|
HeapFree(GetProcessHeap(), 0, (LPVOID)workRequest.LPSZDIRECTORY);
|
|
break;
|
|
|
|
case FTPCREATEDIRECTORYA:
|
|
FTP_FtpCreateDirectoryA((HINTERNET)workRequest.HFTPSESSION,
|
|
(LPCSTR)workRequest.LPSZDIRECTORY);
|
|
HeapFree(GetProcessHeap(), 0, (LPVOID)workRequest.LPSZDIRECTORY);
|
|
break;
|
|
|
|
case FTPFINDFIRSTFILEA:
|
|
FTP_FtpFindFirstFileA((HINTERNET)workRequest.HFTPSESSION,
|
|
(LPCSTR)workRequest.LPSZSEARCHFILE,
|
|
(LPWIN32_FIND_DATAA)workRequest.LPFINDFILEDATA, workRequest.DWFLAGS,
|
|
workRequest.DWCONTEXT);
|
|
HeapFree(GetProcessHeap(), 0, (LPVOID)workRequest.LPSZSEARCHFILE);
|
|
break;
|
|
|
|
case FTPGETCURRENTDIRECTORYA:
|
|
FTP_FtpGetCurrentDirectoryA((HINTERNET)workRequest.HFTPSESSION,
|
|
(LPSTR)workRequest.LPSZDIRECTORY, (LPDWORD)workRequest.LPDWDIRECTORY);
|
|
break;
|
|
|
|
case FTPOPENFILEA:
|
|
FTP_FtpOpenFileA((HINTERNET)workRequest.HFTPSESSION,
|
|
(LPCSTR)workRequest.LPSZFILENAME,
|
|
workRequest.FDWACCESS,
|
|
workRequest.DWFLAGS,
|
|
workRequest.DWCONTEXT);
|
|
HeapFree(GetProcessHeap(), 0, (LPVOID)workRequest.LPSZFILENAME);
|
|
break;
|
|
|
|
case FTPGETFILEA:
|
|
FTP_FtpGetFileA((HINTERNET)workRequest.HFTPSESSION,
|
|
(LPCSTR)workRequest.LPSZREMOTEFILE,
|
|
(LPCSTR)workRequest.LPSZNEWFILE,
|
|
(BOOL)workRequest.FFAILIFEXISTS,
|
|
workRequest.DWLOCALFLAGSATTRIBUTE,
|
|
workRequest.DWFLAGS,
|
|
workRequest.DWCONTEXT);
|
|
HeapFree(GetProcessHeap(), 0, (LPVOID)workRequest.LPSZREMOTEFILE);
|
|
HeapFree(GetProcessHeap(), 0, (LPVOID)workRequest.LPSZNEWFILE);
|
|
break;
|
|
|
|
case FTPDELETEFILEA:
|
|
FTP_FtpDeleteFileA((HINTERNET)workRequest.HFTPSESSION,
|
|
(LPCSTR)workRequest.LPSZFILENAME);
|
|
HeapFree(GetProcessHeap(), 0, (LPVOID)workRequest.LPSZFILENAME);
|
|
break;
|
|
|
|
case FTPREMOVEDIRECTORYA:
|
|
FTP_FtpRemoveDirectoryA((HINTERNET)workRequest.HFTPSESSION,
|
|
(LPCSTR)workRequest.LPSZDIRECTORY);
|
|
HeapFree(GetProcessHeap(), 0, (LPVOID)workRequest.LPSZDIRECTORY);
|
|
break;
|
|
|
|
case FTPRENAMEFILEA:
|
|
FTP_FtpRenameFileA((HINTERNET)workRequest.HFTPSESSION,
|
|
(LPCSTR)workRequest.LPSZSRCFILE,
|
|
(LPCSTR)workRequest.LPSZDESTFILE);
|
|
HeapFree(GetProcessHeap(), 0, (LPVOID)workRequest.LPSZSRCFILE);
|
|
HeapFree(GetProcessHeap(), 0, (LPVOID)workRequest.LPSZDESTFILE);
|
|
break;
|
|
|
|
case INTERNETFINDNEXTA:
|
|
INTERNET_FindNextFileA((HINTERNET)workRequest.HFTPSESSION,
|
|
(LPWIN32_FIND_DATAA)workRequest.LPFINDFILEDATA);
|
|
break;
|
|
|
|
case HTTPSENDREQUESTA:
|
|
HTTP_HttpSendRequestA((HINTERNET)workRequest.HFTPSESSION,
|
|
(LPCSTR)workRequest.LPSZHEADER,
|
|
workRequest.DWHEADERLENGTH,
|
|
(LPVOID)workRequest.LPOPTIONAL,
|
|
workRequest.DWOPTIONALLENGTH);
|
|
HeapFree(GetProcessHeap(), 0, (LPVOID)workRequest.LPSZHEADER);
|
|
break;
|
|
|
|
case HTTPOPENREQUESTA:
|
|
HTTP_HttpOpenRequestA((HINTERNET)workRequest.HFTPSESSION,
|
|
(LPCSTR)workRequest.LPSZVERB,
|
|
(LPCSTR)workRequest.LPSZOBJECTNAME,
|
|
(LPCSTR)workRequest.LPSZVERSION,
|
|
(LPCSTR)workRequest.LPSZREFERRER,
|
|
(LPCSTR*)workRequest.LPSZACCEPTTYPES,
|
|
workRequest.DWFLAGS,
|
|
workRequest.DWCONTEXT);
|
|
HeapFree(GetProcessHeap(), 0, (LPVOID)workRequest.LPSZVERB);
|
|
HeapFree(GetProcessHeap(), 0, (LPVOID)workRequest.LPSZOBJECTNAME);
|
|
HeapFree(GetProcessHeap(), 0, (LPVOID)workRequest.LPSZVERSION);
|
|
HeapFree(GetProcessHeap(), 0, (LPVOID)workRequest.LPSZREFERRER);
|
|
break;
|
|
|
|
}
|
|
}
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* INTERNET_GetResponseBuffer
|
|
*
|
|
* RETURNS
|
|
*
|
|
*/
|
|
LPSTR INTERNET_GetResponseBuffer()
|
|
{
|
|
LPWITHREADERROR lpwite = (LPWITHREADERROR)TlsGetValue(g_dwTlsErrIndex);
|
|
return lpwite->response;
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* INTERNET_GetNextLine (internal)
|
|
*
|
|
* Parse next line in directory string listing
|
|
*
|
|
* RETURNS
|
|
* Pointer to begining of next line
|
|
* NULL on failure
|
|
*
|
|
*/
|
|
|
|
LPSTR INTERNET_GetNextLine(INT nSocket, LPSTR lpszBuffer, LPDWORD dwBuffer)
|
|
{
|
|
struct timeval tv;
|
|
fd_set infd;
|
|
BOOL bSuccess = FALSE;
|
|
INT nRecv = 0;
|
|
|
|
TRACE("\n");
|
|
|
|
FD_ZERO(&infd);
|
|
FD_SET(nSocket, &infd);
|
|
tv.tv_sec=RESPONSE_TIMEOUT;
|
|
tv.tv_usec=0;
|
|
|
|
while (nRecv < *dwBuffer)
|
|
{
|
|
if (select(nSocket+1,&infd,NULL,NULL,&tv) > 0)
|
|
{
|
|
if (recv(nSocket, &lpszBuffer[nRecv], 1, 0) <= 0)
|
|
{
|
|
INTERNET_SetLastError(ERROR_FTP_TRANSFER_IN_PROGRESS);
|
|
goto lend;
|
|
}
|
|
|
|
if (lpszBuffer[nRecv] == '\n')
|
|
{
|
|
bSuccess = TRUE;
|
|
break;
|
|
}
|
|
if (lpszBuffer[nRecv] != '\r')
|
|
nRecv++;
|
|
}
|
|
else
|
|
{
|
|
INTERNET_SetLastError(ERROR_INTERNET_TIMEOUT);
|
|
goto lend;
|
|
}
|
|
}
|
|
|
|
lend:
|
|
if (bSuccess)
|
|
{
|
|
lpszBuffer[nRecv] = '\0';
|
|
*dwBuffer = nRecv - 1;
|
|
TRACE(":%d %s\n", nRecv, lpszBuffer);
|
|
return lpszBuffer;
|
|
}
|
|
else
|
|
{
|
|
return NULL;
|
|
}
|
|
}
|
|
|