Classe de acesso remoto também passa a permitir a criação de uma janela do emulador em windows

perry.werneck@gmail.com
1 parent 3e424bdd
Showing 1 changed file with 80 additions and 14 deletions Show diff stats
src/classlib/remote.cc
@@ -46,6 +46,7 @@
  #if defined(WIN32)
 	#include <windows.h>
 	#include <pw3270/ipcpackets.h>
+	#include <process.h>
  #else
 	#define HLLAPI_PACKET_IS_CONNECTED	"isConnected"
 	#define HLLAPI_PACKET_GET_CSTATE	"getConnectionState"
@@ -277,34 +278,99 @@
 		remote(const char *session)
 		{
 #if defined(WIN32)
-			static DWORD	  dwMode = PIPE_READMODE_MESSAGE;
-			char	 		  buffer[4096];
-			char			* str = strdup(session);
-			char			* ptr;
+			static DWORD			  dwMode = PIPE_READMODE_MESSAGE;
+			char	 				  buffer[4096];
+			char					* str;
+			char					* ptr;
+			time_t					  timer;
+			WIN32_FIND_DATA			  FindFileData;
+
  
 			hPipe  = INVALID_HANDLE_VALUE;
  
-			for(ptr=str;*ptr;ptr++)
+			if(strcasecmp(session,"start") == 0 || strcasecmp(session,"new") == 0)
 			{
-				if(*ptr == ':')
-					*ptr = '_';
+				// Start a new session
+				char 					buffer[80];
+				char 					appName[4096];
+				HKEY 					hKey	= 0;
+				unsigned long			datalen = 4096;
+				STARTUPINFO				si;
+				PROCESS_INFORMATION		pi;
+
+				// Get application path
+				*appName = 0;
+				if(RegOpenKeyEx(HKEY_LOCAL_MACHINE,"Software\\pw3270",0,KEY_QUERY_VALUE,&hKey) == ERROR_SUCCESS)
+				{
+					unsigned long datatype;					// #defined in winnt.h (predefined types 0-11)
+					if(RegQueryValueExA(hKey,"appName",NULL,&datatype,(LPBYTE) appName,&datalen) != ERROR_SUCCESS)
+						*appName = 0;
+					RegCloseKey(hKey);
+				}
+
+				trace("%s appname=%s\n",__FUNCTION__,appName);
+
+				snprintf(buffer,79,"%s --session=\"H%06d\"",appName,getpid());
+
+				ZeroMemory( &si, sizeof(si) );
+				si.cb = sizeof(si);
+				ZeroMemory( &pi, sizeof(pi) );
+
+				// si.dwFlags = STARTF_PREVENTPINNING;
+				trace("App: %s",appName);
+				trace("CmdLine: %s",buffer);
+
+				if(CreateProcess(NULL,buffer,NULL,NULL,0,NORMAL_PRIORITY_CLASS,NULL,NULL,&si,&pi))
+				{
+					CloseHandle( pi.hProcess );
+					CloseHandle( pi.hThread );
+				}
 				else
-					*ptr = tolower(*ptr);
+				{
+					throw exception("Can't start %s session",PACKAGE_NAME);
+					return;
+				}
+
+				snprintf(buffer,4095,"H%06d_a",getpid());
+				str = strdup(buffer);
+
+			}
+			else
+			{
+				// Use an existing session
+				str = strdup(session);
+
+				// Convert session name
+				for(ptr=str;*ptr;ptr++)
+				{
+					if(*ptr == ':')
+						*ptr = '_';
+					else
+						*ptr = tolower(*ptr);
+				}
 			}
  
 			snprintf(buffer,4095,"\\\\.\\pipe\\%s",str);
  
 			free(str);
  
-			if(!WaitNamedPipe(buffer,NMPWAIT_USE_DEFAULT_WAIT))
+			timer = time(0)+5;
+			while(hPipe == INVALID_HANDLE_VALUE && time(0) < timer)
 			{
-				exception e = exception(GetLastError(),"Service instance %s unavailable",str);
-				free(str);
-				throw e;
-				return;
+				Sleep(10);
+				hPipe = FindFirstFile(buffer, &FindFileData);
 			}
  
-			hPipe = CreateFile(buffer,GENERIC_WRITE|GENERIC_READ,0,NULL,OPEN_EXISTING,0,NULL);
+			if(hPipe != INVALID_HANDLE_VALUE)
+			{
+				CloseHandle(hPipe);
+				hPipe = CreateFile(buffer,GENERIC_WRITE|GENERIC_READ,0,NULL,OPEN_EXISTING,0,NULL);
+			}
+			else
+			{
+				throw exception(GetLastError(),"Timeout waiting for %s instance",PACKAGE_NAME);
+				return;
+			}
  
 			if(hPipe == INVALID_HANDLE_VALUE)
 			{
...	...	@@ -46,6 +46,7 @@
46	46	#if defined(WIN32)
47	47	#include <windows.h>
48	48	#include <pw3270/ipcpackets.h>
	49	+ #include <process.h>
49	50	#else
50	51	#define HLLAPI_PACKET_IS_CONNECTED "isConnected"
51	52	#define HLLAPI_PACKET_GET_CSTATE "getConnectionState"
...	...	@@ -277,34 +278,99 @@
277	278	remote(const char *session)
278	279	{
279	280	#if defined(WIN32)
280		- static DWORD dwMode = PIPE_READMODE_MESSAGE;
281		- char buffer[4096];
282		- char * str = strdup(session);
283		- char * ptr;
	281	+ static DWORD dwMode = PIPE_READMODE_MESSAGE;
	282	+ char buffer[4096];
	283	+ char * str;
	284	+ char * ptr;
	285	+ time_t timer;
	286	+ WIN32_FIND_DATA FindFileData;
	287	+
284	288
285	289	hPipe = INVALID_HANDLE_VALUE;
286	290
287		- for(ptr=str;*ptr;ptr++)
	291	+ if(strcasecmp(session,"start") == 0 \|\| strcasecmp(session,"new") == 0)
288	292	{
289		- if(*ptr == ':')
290		- *ptr = '_';
	293	+ // Start a new session
	294	+ char buffer[80];
	295	+ char appName[4096];
	296	+ HKEY hKey = 0;
	297	+ unsigned long datalen = 4096;
	298	+ STARTUPINFO si;
	299	+ PROCESS_INFORMATION pi;
	300	+
	301	+ // Get application path
	302	+ *appName = 0;
	303	+ if(RegOpenKeyEx(HKEY_LOCAL_MACHINE,"Software\\pw3270",0,KEY_QUERY_VALUE,&hKey) == ERROR_SUCCESS)
	304	+ {
	305	+ unsigned long datatype; // #defined in winnt.h (predefined types 0-11)
	306	+ if(RegQueryValueExA(hKey,"appName",NULL,&datatype,(LPBYTE) appName,&datalen) != ERROR_SUCCESS)
	307	+ *appName = 0;
	308	+ RegCloseKey(hKey);
	309	+ }
	310	+
	311	+ trace("%s appname=%s\n",__FUNCTION__,appName);
	312	+
	313	+ snprintf(buffer,79,"%s --session=\"H%06d\"",appName,getpid());
	314	+
	315	+ ZeroMemory( &si, sizeof(si) );
	316	+ si.cb = sizeof(si);
	317	+ ZeroMemory( &pi, sizeof(pi) );
	318	+
	319	+ // si.dwFlags = STARTF_PREVENTPINNING;
	320	+ trace("App: %s",appName);
	321	+ trace("CmdLine: %s",buffer);
	322	+
	323	+ if(CreateProcess(NULL,buffer,NULL,NULL,0,NORMAL_PRIORITY_CLASS,NULL,NULL,&si,&pi))
	324	+ {
	325	+ CloseHandle( pi.hProcess );
	326	+ CloseHandle( pi.hThread );
	327	+ }
291	328	else
292		- ptr = tolower(ptr);
	329	+ {
	330	+ throw exception("Can't start %s session",PACKAGE_NAME);
	331	+ return;
	332	+ }
	333	+
	334	+ snprintf(buffer,4095,"H%06d_a",getpid());
	335	+ str = strdup(buffer);
	336	+
	337	+ }
	338	+ else
	339	+ {
	340	+ // Use an existing session
	341	+ str = strdup(session);
	342	+
	343	+ // Convert session name
	344	+ for(ptr=str;*ptr;ptr++)
	345	+ {
	346	+ if(*ptr == ':')
	347	+ *ptr = '_';
	348	+ else
	349	+ ptr = tolower(ptr);
	350	+ }
293	351	}
294	352
295	353	snprintf(buffer,4095,"\\\\.\\pipe\\%s",str);
296	354
297	355	free(str);
298	356
299		- if(!WaitNamedPipe(buffer,NMPWAIT_USE_DEFAULT_WAIT))
	357	+ timer = time(0)+5;
	358	+ while(hPipe == INVALID_HANDLE_VALUE && time(0) < timer)
300	359	{
301		- exception e = exception(GetLastError(),"Service instance %s unavailable",str);
302		- free(str);
303		- throw e;
304		- return;
	360	+ Sleep(10);
	361	+ hPipe = FindFirstFile(buffer, &FindFileData);
305	362	}
306	363
307		- hPipe = CreateFile(buffer,GENERIC_WRITE\|GENERIC_READ,0,NULL,OPEN_EXISTING,0,NULL);
	364	+ if(hPipe != INVALID_HANDLE_VALUE)
	365	+ {
	366	+ CloseHandle(hPipe);
	367	+ hPipe = CreateFile(buffer,GENERIC_WRITE\|GENERIC_READ,0,NULL,OPEN_EXISTING,0,NULL);
	368	+ }
	369	+ else
	370	+ {
	371	+ throw exception(GetLastError(),"Timeout waiting for %s instance",PACKAGE_NAME);
	372	+ return;
	373	+ }
308	374
309	375	if(hPipe == INVALID_HANDLE_VALUE)
310	376	{
...	...