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-rw-r--r--gpg_wrapper.cpp99
1 files changed, 99 insertions, 0 deletions
diff --git a/gpg_wrapper.cpp b/gpg_wrapper.cpp
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+++ b/gpg_wrapper.cpp
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+// Copyright © 2010 sss
+//
+// This program is free software; you can redistribute it and/or
+// modify it under the terms of the GNU General Public License
+// as published by the Free Software Foundation; either version 2
+// of the License, or (at your option) any later version.
+//
+// This program is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+// GNU General Public License for more details.
+//
+// You should have received a copy of the GNU General Public License
+// along with this program; if not, write to the Free Software
+// Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
+
+#include "commonheaders.h"
+
+//thx gpg module from Harald Treder, Zakhar V. Bardymov
+
+pxResult pxExecute(TCHAR *acommandline, char *ainput, string *aoutput, LPDWORD aexitcode)
+{
+ BOOL success;
+ STARTUPINFO sinfo = {0};
+ SECURITY_ATTRIBUTES sattrs = {0};
+ SECURITY_DESCRIPTOR sdesc = {0};
+ PROCESS_INFORMATION pri = {0};
+ HANDLE newstdin, newstdout, readstdout, writestdin;
+ char *inputpos;
+ unsigned long transfered;
+ int size;
+
+ sattrs.nLength=sizeof(SECURITY_ATTRIBUTES);
+ sattrs.bInheritHandle=TRUE;
+ InitializeSecurityDescriptor(&sdesc,SECURITY_DESCRIPTOR_REVISION);
+ SetSecurityDescriptorDacl(&sdesc,TRUE,NULL,FALSE);
+ sattrs.lpSecurityDescriptor=&sdesc;
+
+ success=CreatePipe(&newstdin,&writestdin,&sattrs,0);
+ if (!success)
+ {
+ return pxCreatePipeFailed;
+ }
+
+ success=CreatePipe(&readstdout,&newstdout,&sattrs,0);
+ if (!success)
+ {
+ CloseHandle(newstdin);
+ CloseHandle(writestdin);
+ return pxCreatePipeFailed;
+ }
+
+ GetStartupInfo(&sinfo);
+ sinfo.dwFlags=STARTF_USESTDHANDLES|STARTF_USESHOWWINDOW;
+ sinfo.wShowWindow=SW_HIDE;
+ sinfo.hStdOutput=newstdout;
+ sinfo.hStdError=newstdout;
+ sinfo.hStdInput=newstdin;
+
+ success = CreateProcess(NULL, acommandline, NULL, NULL, TRUE, CREATE_NEW_CONSOLE, NULL, NULL, &sinfo, &pri);
+
+ if (!success)
+ {
+ CloseHandle(newstdin);
+ CloseHandle(writestdin);
+ CloseHandle(newstdout);
+ CloseHandle(readstdout);
+ return pxCreateProcessFailed;
+ }
+
+ inputpos=ainput;
+
+ while (TRUE)
+ {
+ success=GetExitCodeProcess(pri.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(pri.hProcess,INFINITE);
+
+ CloseHandle(pri.hThread);
+ CloseHandle(pri.hProcess);
+ CloseHandle(newstdin);
+ CloseHandle(newstdout);
+ CloseHandle(readstdout);
+ CloseHandle(writestdin);
+
+ return pxSuccess;
+}