From cb4a46e7fbe62d788e66ed6121c717a2d22a4d7c Mon Sep 17 00:00:00 2001
From: watcherhd <watcherhd@e753b5eb-9565-29b2-b5c5-2cc6f99dfbcb>
Date: Thu, 21 Apr 2011 14:14:52 +0000
Subject: svn.miranda.im is moving to a new home!

git-svn-id: http://miranda-plugins.googlecode.com/svn/trunk@7 e753b5eb-9565-29b2-b5c5-2cc6f99dfbcb
---
 cryptopp/GPGw/pipeexec.c | 134 +++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 134 insertions(+)
 create mode 100644 cryptopp/GPGw/pipeexec.c

(limited to 'cryptopp/GPGw/pipeexec.c')

diff --git a/cryptopp/GPGw/pipeexec.c b/cryptopp/GPGw/pipeexec.c
new file mode 100644
index 0000000..871dfbe
--- /dev/null
+++ b/cryptopp/GPGw/pipeexec.c
@@ -0,0 +1,134 @@
+#include "commonheaders.h"
+
+
+BOOL isWindowsNT(void)
+{
+  BOOL result;
+  OSVERSIONINFO ovi;
+
+  ZeroMemory(&ovi, sizeof(ovi));
+  ovi.dwOSVersionInfoSize=sizeof(OSVERSIONINFO);
+  GetVersionEx(&ovi);
+
+  if(ovi.dwPlatformId==VER_PLATFORM_WIN32_NT) result=TRUE;
+  else result=FALSE;
+
+  return result;
+}
+
+
+void storeOutput(HANDLE ahandle, char **aoutput)
+{
+  DWORD success;
+  char readbuffer[10];
+  DWORD transfered;
+  DWORD available;
+
+  do
+  {
+    PeekNamedPipe(ahandle, NULL, 0, NULL, &available, NULL);
+
+    if(available==0) continue;
+
+    success=ReadFile(ahandle, readbuffer, sizeof(readbuffer), &transfered, NULL);
+
+    if((success)&&(transfered!=0))
+      appendText(aoutput, readbuffer, transfered);
+  }
+  while(available>0);
+}
+
+
+pxResult pxExecute(char *acommandline, char *ainput, char **aoutput, LPDWORD aexitcode)
+{
+  BOOL success;
+  STARTUPINFO startupinfo;
+  SECURITY_ATTRIBUTES securityattributes;
+  SECURITY_DESCRIPTOR securitydescriptor;
+  PROCESS_INFORMATION processinformation;
+  HANDLE  newstdin, newstdout, readstdout, writestdin;
+  char *inputpos;
+  DWORD transfered;
+  int size;
+
+  LogMessage("commandline:\n", acommandline, "\n");
+
+  ZeroMemory(&securityattributes, sizeof(securityattributes));
+  securityattributes.nLength=sizeof(SECURITY_ATTRIBUTES);
+  securityattributes.bInheritHandle=TRUE;
+
+  if(isWindowsNT())
+  {
+    InitializeSecurityDescriptor(&securitydescriptor, SECURITY_DESCRIPTOR_REVISION);
+    SetSecurityDescriptorDacl(&securitydescriptor, TRUE, NULL, FALSE);
+    securityattributes.lpSecurityDescriptor=&securitydescriptor;
+  }
+  else securityattributes.lpSecurityDescriptor=NULL;
+
+  success=CreatePipe(&newstdin, &writestdin ,&securityattributes ,0);
+  if(! success)
+  {
+    LogMessage("--- ", "create pipe failed", "\n");
+    return pxCreatePipeFailed;
+  }
+
+  success=CreatePipe(&readstdout, &newstdout, &securityattributes, 0);
+  if(! success)
+  {
+    LogMessage("--- ", "create pipe failed", "\n");
+    CloseHandle(newstdin);
+    CloseHandle(writestdin);
+    return pxCreatePipeFailed;
+  }
+
+  GetStartupInfo(&startupinfo);
+  startupinfo.dwFlags=STARTF_USESTDHANDLES|STARTF_USESHOWWINDOW;
+  startupinfo.wShowWindow=SW_HIDE;
+  startupinfo.hStdOutput=newstdout;
+  startupinfo.hStdError=newstdout;
+  startupinfo.hStdInput=newstdin;
+
+  success=CreateProcess(NULL, acommandline, NULL, NULL, TRUE, CREATE_NEW_CONSOLE, NULL, NULL, &startupinfo, &processinformation);
+
+  if(! success)
+  {
+    LogMessage("--- ", "create process failed", "\n");
+    CloseHandle(newstdin);
+    CloseHandle(writestdin);
+    CloseHandle(newstdout);
+    CloseHandle(readstdout);
+    return pxCreateProcessFailed;
+  }
+
+  inputpos=ainput;
+
+  while(TRUE)
+  {
+    success=GetExitCodeProcess(processinformation.hProcess, aexitcode);
+    if((success)&&(*aexitcode!=STILL_ACTIVE)) break;
+
+    storeOutput(readstdout, aoutput);
+
+    if(*inputpos!='\0') size=1;
+    else size=0;
+
+    success=WriteFile(writestdin, inputpos, size, &transfered, NULL);
+
+    inputpos+=transfered;
+  }
+
+  storeOutput(readstdout, aoutput);
+  WaitForSingleObject(processinformation.hProcess, INFINITE);
+
+  LogMessage("output:\n", *aoutput, "");
+
+  CloseHandle(processinformation.hThread);
+  CloseHandle(processinformation.hProcess);
+  CloseHandle(newstdin);
+  CloseHandle(newstdout);
+  CloseHandle(readstdout);
+  CloseHandle(writestdin);
+
+  return pxSuccess;
+}
+
-- 
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