diff --git a/Contrib/nsExec/nsExec.txt b/Contrib/nsExec/nsExec.txt index 5cb9b950..a89ba5e1 100644 --- a/Contrib/nsExec/nsExec.txt +++ b/Contrib/nsExec/nsExec.txt @@ -3,6 +3,7 @@ nsExec nsExec will execute command-line based programs and capture the output without opening a dos box. + Usage ----- nsExec::Exec [/TIMEOUT=x] path @@ -15,13 +16,18 @@ Both functions are the same except ExecToLog will print the output to the logwindow. The timeout value is optional and is used to set the time in -milliseconds for the dll to wait for the process to return +milliseconds for the plugin to wait for the process to return before it quits. + Return Value ------------ If nsExec is unable to execute the process, it will return "error" -on the top of the stack, else it returns "success". +on the top of the stack, else it returns the return code from the +executed process. -Copyright (c) 2002 Robert Rainwater \ No newline at end of file +Copyright Info +-------------- +Copyright (c) 2002 Robert Rainwater +Thanks to Justin Frankel and Amir Szekely \ No newline at end of file diff --git a/Contrib/nsExec/nsexec.c b/Contrib/nsExec/nsexec.c index ec4195f0..83acbffb 100644 --- a/Contrib/nsExec/nsexec.c +++ b/Contrib/nsExec/nsexec.c @@ -1,3 +1,23 @@ +/* +Copyright (c) 2002 Robert Rainwater + +This software is provided 'as-is', without any express or implied +warranty. In no event will the authors be held liable for any damages +arising from the use of this software. + +Permission is granted to anyone to use this software for any purpose, +including commercial applications, and to alter it and redistribute it +freely, subject to the following restrictions: + + 1. The origin of this software must not be misrepresented; you must not + claim that you wrote the original software. If you use this software + in a product, an acknowledgment in the product documentation would be + appreciated but is not required. + 2. Altered source versions must be plainly marked as such, and must not be + misrepresented as being the original software. + 3. This notice may not be removed or altered from any source distribution. + +*/ #include #include #include "../exdll/exdll.h" @@ -8,245 +28,237 @@ #ifndef false #define false FALSE #endif -#define TIMEOUT 100000 +#define TIMEOUT 15000 #define LOOPTIMEOUT 100 HINSTANCE g_hInstance; -HWND g_hwndParent; -HWND g_hwndList; -HWND g_hwndDlg; -char * g_exec; -char * g_szto; -BOOL g_foundto; -int g_to; +HWND g_hwndParent; +HWND g_hwndList; +HWND g_hwndDlg; +char * g_exec; +char * g_szto; +BOOL g_foundto; +int g_to; void ExecScript(BOOL log); -void LogMessages(const char *pStr); void LogMessage(const char *pStr); char *my_strstr(const char *string, const char *strCharSet); int my_atoi(char *s); void __declspec(dllexport) Exec(HWND hwndParent, int string_size, char *variables, stack_t **stacktop) { - g_hwndParent=hwndParent; - EXDLL_INIT(); - { - ExecScript(false); - } + g_hwndParent=hwndParent; + EXDLL_INIT(); + { + ExecScript(false); + } } void __declspec(dllexport) ExecToLog(HWND hwndParent, int string_size, char *variables, stack_t **stacktop) { - g_hwndParent=hwndParent; - EXDLL_INIT(); - { - ExecScript(true); - } + g_hwndParent=hwndParent; + EXDLL_INIT(); + { + ExecScript(true); + } } BOOL WINAPI _DllMainCRTStartup(HANDLE hInst, ULONG ul_reason_for_call, LPVOID lpReserved) { - g_hInstance=hInst; - return TRUE; + g_hInstance=hInst; + return TRUE; } void ExecScript(BOOL log) { - g_to = TIMEOUT; - g_foundto = FALSE; - g_hwndDlg = FindWindowEx(g_hwndParent,NULL,"#32770",NULL); - g_hwndList = FindWindowEx(g_hwndDlg,NULL,"SysListView32",NULL); - g_exec = (char *)GlobalAlloc(GPTR, sizeof(char)*g_stringsize+1); - g_szto = (char *)GlobalAlloc(GPTR, sizeof(char)*g_stringsize+1); - if (!popstring(g_szto)) { - if (my_strstr(g_szto,"/TIMEOUT=")) { - g_szto += 9; - g_to = my_atoi(g_szto); - if (g_to<0) g_to = TIMEOUT; - g_foundto = TRUE; + g_to = TIMEOUT; + g_foundto = FALSE; + g_hwndDlg = FindWindowEx(g_hwndParent,NULL,"#32770",NULL); + g_hwndList = FindWindowEx(g_hwndDlg,NULL,"SysListView32",NULL); + g_exec = (char *)GlobalAlloc(GPTR, sizeof(char)*g_stringsize+1); + g_szto = (char *)GlobalAlloc(GPTR, sizeof(char)*g_stringsize+1); + if (!popstring(g_szto)) { + if (my_strstr(g_szto,"/TIMEOUT=")) { + g_szto += 9; + g_to = my_atoi(g_szto); + if (g_to<0) g_to = TIMEOUT; + g_foundto = TRUE; + } } - } - if (g_foundto) { - if (popstring(g_exec)) { - pushstring("error"); - return; + if (g_foundto) { + if (popstring(g_exec)) { + pushstring("error"); + return; + } } - } - else { - lstrcpy(g_exec,g_szto); - } - { - STARTUPINFO si={sizeof(si),}; - SECURITY_ATTRIBUTES sa={sizeof(sa),}; - SECURITY_DESCRIPTOR sd={0,}; - PROCESS_INFORMATION pi={0,}; - OSVERSIONINFO osv={sizeof(osv)}; - HANDLE newstdout=0,read_stdout=0; - DWORD dwRead = 1; - DWORD dwExit = !STILL_ACTIVE; - static char szBuf[1024]; - static char szRet[128]; + else { + lstrcpy(g_exec,g_szto); + } + { + STARTUPINFO si={sizeof(si),}; + SECURITY_ATTRIBUTES sa={sizeof(sa),}; + SECURITY_DESCRIPTOR sd={0,}; + PROCESS_INFORMATION pi={0,}; + OSVERSIONINFO osv={sizeof(osv)}; + HANDLE newstdout=0,read_stdout=0; + DWORD dwRead = 1; + DWORD dwExit = !STILL_ACTIVE; + static char szBuf[1024]; + static char szRet[128]; + HGLOBAL hUnusedBuf; + static char *szUnusedBuf; - HGLOBAL hUnusedBuf; - static char *szUnusedBuf; - - if (log) { - hUnusedBuf = GlobalAlloc(GHND, sizeof(szBuf)*4); - if (!hUnusedBuf) { - pushstring("error"); - return; - } - szUnusedBuf = (char *)GlobalLock(hUnusedBuf); - } - - GetVersionEx(&osv); - if (osv.dwPlatformId == VER_PLATFORM_WIN32_NT) { - InitializeSecurityDescriptor(&sd,SECURITY_DESCRIPTOR_REVISION); - SetSecurityDescriptorDacl(&sd,true,NULL,false); - sa.lpSecurityDescriptor = &sd; - } - else sa.lpSecurityDescriptor = NULL; - sa.bInheritHandle = true; - if (!CreatePipe(&read_stdout,&newstdout,&sa,0)) { - pushstring("error"); - return; - } - GetStartupInfo(&si); - si.dwFlags = STARTF_USESTDHANDLES|STARTF_USESHOWWINDOW; - si.wShowWindow = SW_HIDE; - si.hStdOutput = newstdout; - si.hStdError = newstdout; - if (!CreateProcess(NULL,g_exec,NULL,NULL,TRUE,CREATE_NEW_CONSOLE,NULL,NULL,&si,&pi)) { - CloseHandle(newstdout); - CloseHandle(read_stdout); - pushstring("error"); - } - - while (dwExit == STILL_ACTIVE || dwRead) { - PeekNamedPipe(read_stdout, 0, 0, 0, &dwRead, NULL); - if (dwRead) { - ReadFile(read_stdout, szBuf, sizeof(szBuf)-1, &dwRead, NULL); - szBuf[dwRead] = 0; if (log) { - char *p, *lineBreak; - SIZE_T iReqLen = lstrlen(szBuf) + lstrlen(szUnusedBuf); - if (GlobalSize(hUnusedBuf) < iReqLen) { - GlobalUnlock(hUnusedBuf); - hUnusedBuf = GlobalReAlloc(hUnusedBuf, iReqLen+sizeof(szBuf), GHND); + hUnusedBuf = GlobalAlloc(GHND, sizeof(szBuf)*4); if (!hUnusedBuf) { - pushstring("error"); - return; + pushstring("error"); + return; } szUnusedBuf = (char *)GlobalLock(hUnusedBuf); - } - - p = szUnusedBuf; // get the old left overs - lstrcat(p, szBuf); - - while (lineBreak = my_strstr(p, "\r\n")) { - *lineBreak = 0; - LogMessage(p); - p = lineBreak + 2; - } - - // If data was taken out from the unused buffer, move p contents to the start of szUnusedBuf - if (p != szUnusedBuf) { - char *p2 = szUnusedBuf; - while (*p) - *p2++ = *p++; - *p2 = 0; - } } - } - else Sleep(LOOPTIMEOUT); - GetExitCodeProcess(pi.hProcess, &dwExit); - if (dwExit != STILL_ACTIVE) { - PeekNamedPipe(read_stdout, 0, 0, 0, &dwRead, NULL); - } + + GetVersionEx(&osv); + if (osv.dwPlatformId == VER_PLATFORM_WIN32_NT) { + InitializeSecurityDescriptor(&sd,SECURITY_DESCRIPTOR_REVISION); + SetSecurityDescriptorDacl(&sd,true,NULL,false); + sa.lpSecurityDescriptor = &sd; + } + else sa.lpSecurityDescriptor = NULL; + sa.bInheritHandle = true; + if (!CreatePipe(&read_stdout,&newstdout,&sa,0)) { + pushstring("error"); + return; + } + GetStartupInfo(&si); + si.dwFlags = STARTF_USESTDHANDLES|STARTF_USESHOWWINDOW; + si.wShowWindow = SW_HIDE; + si.hStdOutput = newstdout; + si.hStdError = newstdout; + if (!CreateProcess(NULL,g_exec,NULL,NULL,TRUE,CREATE_NEW_CONSOLE,NULL,NULL,&si,&pi)) { + CloseHandle(newstdout); + CloseHandle(read_stdout); + pushstring("error"); + return; + } + + while (dwExit == STILL_ACTIVE || dwRead) { + PeekNamedPipe(read_stdout, 0, 0, 0, &dwRead, NULL); + if (dwRead) { + ReadFile(read_stdout, szBuf, sizeof(szBuf)-1, &dwRead, NULL); + szBuf[dwRead] = 0; + if (log) { + char *p, *lineBreak; + SIZE_T iReqLen = lstrlen(szBuf) + lstrlen(szUnusedBuf); + if (GlobalSize(hUnusedBuf) < iReqLen) { + GlobalUnlock(hUnusedBuf); + hUnusedBuf = GlobalReAlloc(hUnusedBuf, iReqLen+sizeof(szBuf), GHND); + if (!hUnusedBuf) { + pushstring("error"); + CloseHandle(pi.hThread); + CloseHandle(pi.hProcess); + CloseHandle(newstdout); + CloseHandle(read_stdout); + return; + } + szUnusedBuf = (char *)GlobalLock(hUnusedBuf); + } + p = szUnusedBuf; // get the old left overs + lstrcat(p, szBuf); + + while (lineBreak = my_strstr(p, "\r\n")) { + *lineBreak = 0; + LogMessage(p); + p = lineBreak + 2; + } + + // If data was taken out from the unused buffer, move p contents to the start of szUnusedBuf + if (p != szUnusedBuf) { + char *p2 = szUnusedBuf; + while (*p) *p2++ = *p++; + *p2 = 0; + } + } + } + else Sleep(LOOPTIMEOUT); + GetExitCodeProcess(pi.hProcess, &dwExit); + if (dwExit != STILL_ACTIVE) { + PeekNamedPipe(read_stdout, 0, 0, 0, &dwRead, NULL); + } + } + if (*szUnusedBuf) LogMessage(szUnusedBuf); + wsprintf(szRet,"%d",dwExit); + pushstring(szRet); + CloseHandle(pi.hThread); + CloseHandle(pi.hProcess); + CloseHandle(newstdout); + CloseHandle(read_stdout); + if (log) GlobalUnlock(hUnusedBuf); } - if (*szUnusedBuf) LogMessage(szUnusedBuf); - wsprintf(szRet,"%d",dwExit); - pushstring(szRet); - CloseHandle(pi.hThread); - CloseHandle(pi.hProcess); - CloseHandle(newstdout); - CloseHandle(read_stdout); - if (log) GlobalUnlock(hUnusedBuf); - } } -// code I stole (err borrowed) from Tim Kosse -// all credits/problems are his +// Tim Kosse's LogMessage void LogMessage(const char *pStr) { - LVITEM item={0}; - int nItemCount; - if (!g_hwndList) return; - if (!lstrlen(pStr)) return; - nItemCount=SendMessage(g_hwndList, LVM_GETITEMCOUNT, 0, 0); - item.mask=LVIF_TEXT; - item.pszText=(char *)pStr; - item.cchTextMax=0; - item.iItem=nItemCount; - ListView_InsertItem(g_hwndList, &item); - ListView_EnsureVisible(g_hwndList, item.iItem, 0); + LVITEM item={0}; + int nItemCount; + if (!g_hwndList) return; + if (!lstrlen(pStr)) return; + nItemCount=SendMessage(g_hwndList, LVM_GETITEMCOUNT, 0, 0); + item.mask=LVIF_TEXT; + item.pszText=(char *)pStr; + item.cchTextMax=0; + item.iItem=nItemCount; + ListView_InsertItem(g_hwndList, &item); + ListView_EnsureVisible(g_hwndList, item.iItem, 0); } char *my_strstr(const char *string, const char *strCharSet) { - char *s1, *s2; - size_t chklen; - size_t i; - if (lstrlen(string) < lstrlen(strCharSet)) return 0; - if (!*strCharSet) return (char*)string; - chklen=lstrlen(string)-lstrlen(strCharSet); - for (i = 0; i <= chklen; i++) { - s1=&((char*)string)[i]; - s2=(char*)strCharSet; - while (*s1++ == *s2++) - if (!*s2) - return &((char*)string)[i]; - } - return 0; + char *s1, *s2; + size_t chklen; + size_t i; + if (lstrlen(string) < lstrlen(strCharSet)) return 0; + if (!*strCharSet) return (char*)string; + chklen=lstrlen(string)-lstrlen(strCharSet); + for (i = 0; i <= chklen; i++) { + s1=&((char*)string)[i]; + s2=(char*)strCharSet; + while (*s1++ == *s2++) + if (!*s2) return &((char*)string)[i]; + } + return 0; } -int my_atoi(char *s) -{ - unsigned int v=0; - if (*s == '0' && (s[1] == 'x' || s[1] == 'X')) - { - s+=2; - for (;;) - { - int c=*s++; - if (c >= '0' && c <= '9') c-='0'; - else if (c >= 'a' && c <= 'f') c-='a'-10; - else if (c >= 'A' && c <= 'F') c-='A'-10; - else break; - v<<=4; - v+=c; - } - } - else if (*s == '0' && s[1] <= '7' && s[1] >= '0') - { - s++; - for (;;) - { - int c=*s++; - if (c >= '0' && c <= '7') c-='0'; - else break; - v<<=3; - v+=c; - } - } - else - { - int sign=0; - if (*s == '-') { s++; sign++; } - for (;;) - { - int c=*s++ - '0'; - if (c < 0 || c > 9) break; - v*=10; - v+=c; - } - if (sign) return -(int) v; - } - return (int)v; +int my_atoi(char *s) { + unsigned int v=0; + if (*s == '0' && (s[1] == 'x' || s[1] == 'X')) { + s+=2; + for (;;) { + int c=*s++; + if (c >= '0' && c <= '9') c-='0'; + else if (c >= 'a' && c <= 'f') c-='a'-10; + else if (c >= 'A' && c <= 'F') c-='A'-10; + else break; + v<<=4; + v+=c; + } + } + else if (*s == '0' && s[1] <= '7' && s[1] >= '0') { + s++; + for (;;) { + int c=*s++; + if (c >= '0' && c <= '7') c-='0'; + else break; + v<<=3; + v+=c; + } + } + else { + int sign=0; + if (*s == '-') { s++; sign++; } + for (;;) { + int c=*s++ - '0'; + if (c < 0 || c > 9) break; + v*=10; + v+=c; + } + if (sign) return -(int) v; + } + return (int)v; } diff --git a/Plugins/nsExec.dll b/Plugins/nsExec.dll index e225f06c..391e8508 100644 Binary files a/Plugins/nsExec.dll and b/Plugins/nsExec.dll differ