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注入程序
This commit is contained in:
hugy
parent
259cb4eeb3
commit
a1cff41756
233
source/ConsoleApplication.cpp
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233
source/ConsoleApplication.cpp
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@ -0,0 +1,233 @@
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// ConsoleApplication.cpp : 此文件包含 "main" 函数。程序执行将在此处开始并结束。
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//
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#include <iostream>
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#include <Windows.h>
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#include <tlhelp32.h>
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#include "getopt.h"
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std::wstring Utf8ToUnicode(const char* buffer) {
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int c_size = MultiByteToWideChar(CP_UTF8, 0, buffer, -1, NULL, 0);
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if (c_size > 0) {
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wchar_t* temp = new wchar_t[c_size + 1];
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MultiByteToWideChar(CP_UTF8, 0, buffer, -1, temp, c_size);
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temp[c_size] = L'\0';
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std::wstring ret(temp);
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delete[] temp;
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temp = NULL;
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return ret;
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}
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return std::wstring();
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}
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DWORD GetPIDForProcess(wchar_t* process)
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{
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HANDLE hSnapshot;
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DWORD dPid = 0;
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PROCESSENTRY32W pe32;
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int working;
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hSnapshot = CreateToolhelp32Snapshot(TH32CS_SNAPPROCESS, 0);
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if (!hSnapshot) {
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return 0;
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}
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pe32.dwSize = sizeof(PROCESSENTRY32);
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for (working = Process32FirstW(hSnapshot, &pe32); working; working = Process32NextW(hSnapshot, &pe32))
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{
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if (!wcscmp(pe32.szExeFile, process))
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{
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dPid = pe32.th32ProcessID;
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break;
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}
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}
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CloseHandle(hSnapshot);
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return dPid;
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}
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HMODULE GetDLLHandle(wchar_t* wDllName, DWORD dPid)
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{
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HMODULE result;
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tagMODULEENTRY32W me32;
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void* snapMod;
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if (!dPid) {
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return 0;
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}
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snapMod = CreateToolhelp32Snapshot(TH32CS_SNAPMODULE, dPid);
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me32.dwSize = sizeof(tagMODULEENTRY32W);
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if (Module32FirstW(snapMod, &me32))
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{
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while (wcscmp(wDllName, me32.szModule))
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{
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if (!Module32NextW(snapMod, &me32))
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goto error;
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}
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CloseHandle(snapMod);
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result = me32.hModule;
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}
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else
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{
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error:
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CloseHandle(snapMod);
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result = 0;
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}
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return result;
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}
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int InjectDll(wchar_t* szPName, wchar_t* szDllPath)
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{
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int result;
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HANDLE hRemoteThread;
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LPTHREAD_START_ROUTINE lpSysLibAddr;
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HINSTANCE__* hKernelModule;
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LPVOID lpRemoteDllBase;
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HANDLE hProcess;
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unsigned int dwPid;
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size_t ulDllLength;
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dwPid = GetPIDForProcess(szPName);
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ulDllLength = (wcslen(szDllPath) + 1) * sizeof(wchar_t);
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hProcess = OpenProcess(PROCESS_ALL_ACCESS, false, dwPid);
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if (!hProcess) {
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return 0;
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}
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lpRemoteDllBase = VirtualAllocEx(hProcess, NULL, ulDllLength, MEM_COMMIT, PAGE_READWRITE);
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if (lpRemoteDllBase)
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{
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if (WriteProcessMemory(hProcess, lpRemoteDllBase, szDllPath, ulDllLength, NULL)
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&& (hKernelModule = GetModuleHandleW(L"kernel32.dll")) != 0
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&& (lpSysLibAddr = (LPTHREAD_START_ROUTINE)GetProcAddress(hKernelModule, "LoadLibraryW")) != 0
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&& (hRemoteThread = CreateRemoteThread(hProcess, NULL, 0, lpSysLibAddr, lpRemoteDllBase, 0, NULL)) != 0)
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{
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WaitForSingleObject(hRemoteThread, INFINITE);
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VirtualFreeEx(hProcess, lpRemoteDllBase, ulDllLength, MEM_DECOMMIT | MEM_RELEASE);
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CloseHandle(hRemoteThread);
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CloseHandle(hProcess);
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OutputDebugStringA("[DBG] dll inject success");
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result = 1;
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}
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else
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{
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VirtualFreeEx(hProcess, lpRemoteDllBase, ulDllLength, MEM_DECOMMIT | MEM_RELEASE);
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CloseHandle(hProcess);
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result = 0;
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}
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}
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else
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{
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CloseHandle(hProcess);
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result = 0;
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}
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return result;
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}
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int UnInjectDll(wchar_t* szPName, wchar_t* szDName)
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{
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HMODULE hDll;
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HANDLE lpFreeLibAddr;
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HINSTANCE__* hK32;
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HANDLE hProcess;
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unsigned int dwPID;
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dwPID = GetPIDForProcess(szPName);
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hProcess = OpenProcess(PROCESS_ALL_ACCESS, false, dwPID);
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if (!hProcess) {
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return 0;
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}
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hK32 = GetModuleHandleW(L"Kernel32.dll");
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if (!hK32) {
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return 0;
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}
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lpFreeLibAddr = GetProcAddress(hK32, "FreeLibraryAndExitThread");
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//lpFreeLibAddr = (LPTHREAD_START_ROUTINE)GetProcAddress(hK32, "FreeLibrary");
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hDll = GetDLLHandle(szDName, dwPID);
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if (hDll) {
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HANDLE hThread = CreateRemoteThread(hProcess, NULL, NULL, (LPTHREAD_START_ROUTINE)lpFreeLibAddr, hDll, NULL, NULL);
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if (hThread == NULL) {
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int errorCode = GetLastError();
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return 0;
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}
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WaitForSingleObject(hThread, INFINITE);
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CloseHandle(hThread);
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CloseHandle(hProcess);
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return 1;
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}
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CloseHandle(hProcess);
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return 0;
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}
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int main(int argc, char** argv)
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{
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int param;
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char cInjectprogram[MAX_PATH] = { 0 };
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char cUnInjectprogram[MAX_PATH] = { 0 };
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char cDllPath[MAX_PATH] = { 0 };
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char cDllName[MAX_PATH] = { 0 };
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while ((param = getopt(argc, argv, "i:p:u:d:h")) != -1)
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{
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switch (param)
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{
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case 'i':
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strcpy(cInjectprogram, optarg);
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break;
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case 'p':
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strcpy(cDllPath, optarg);
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break;
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case 'u':
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strcpy(cUnInjectprogram, optarg);
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case 'd':
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strcpy(cDllName, optarg);
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break;
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case 'h':
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printf("Usage: %s [-i/u] [-p/d] \n", argv[0]);
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printf("Options:\n");
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printf(" -h Print this help message.\n");
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printf(" -i <program name> Name of the running program to be injected.\n");
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printf(" -u <program name> Name of the running program to be uninstalled.\n");
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printf(" -p <path> Full path of injection file.\n");
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printf(" -d <file> Name of injection file.\n");
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printf("\n");
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printf("Examples:\n");
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printf(" window> %s -i test.exe -p c:/inject.dll \n", argv[0]);
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printf(" window> %s -u test.exe -d inject.dll \n", argv[0]);
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exit(0);
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break;
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default:
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abort();
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break;
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}
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}
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if (cInjectprogram[0] != 0 && cDllPath[0] != 0)
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{
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if (cInjectprogram[0] != '\0' && cDllPath[0] != '\0')
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{
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std::wstring wsProgram = Utf8ToUnicode(cInjectprogram);
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std::wstring wsPath = Utf8ToUnicode(cDllPath);
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int ret = InjectDll((wchar_t*)wsProgram.c_str(), (wchar_t*)wsPath.c_str());
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printf(" 注入结果：%i \n", ret);
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}
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}
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if (cUnInjectprogram[0] != 0 && cDllName[0] != 0)
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{
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if (cUnInjectprogram[0] != '\0' && cDllName[0] != '\0')
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{
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std::wstring wsUnInjectProgram = Utf8ToUnicode(cUnInjectprogram);
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std::wstring wsName = Utf8ToUnicode(cDllName);
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int ret = UnInjectDll((wchar_t*)wsUnInjectProgram.c_str(), (wchar_t*)wsName.c_str());
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printf(" 卸载结果：%i \n", ret);
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}
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}
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return 0;
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}
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659
source/getopt.h
Normal file
659
source/getopt.h
Normal file
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#ifndef __GETOPT_H__
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/**
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* DISCLAIMER
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* This file is part of the mingw-w64 runtime package.
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*
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* The mingw-w64 runtime package and its code is distributed in the hope that it
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* will be useful but WITHOUT ANY WARRANTY. ALL WARRANTIES, EXPRESSED OR
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* IMPLIED ARE HEREBY DISCLAIMED. This includes but is not limited to
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* warranties of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
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*/
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/*
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* Copyright (c) 2002 Todd C. Miller <Todd.Miller@courtesan.com>
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*
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* Permission to use, copy, modify, and distribute this software for any
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* purpose with or without fee is hereby granted, provided that the above
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* copyright notice and this permission notice appear in all copies.
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*
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* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
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* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
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* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
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* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
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* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
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* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
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* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
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*
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* Sponsored in part by the Defense Advanced Research Projects
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* Agency (DARPA) and Air Force Research Laboratory, Air Force
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* Materiel Command, USAF, under agreement number F39502-99-1-0512.
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*/
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/*-
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* Copyright (c) 2000 The NetBSD Foundation, Inc.
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* All rights reserved.
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*
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* This code is derived from software contributed to The NetBSD Foundation
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* by Dieter Baron and Thomas Klausner.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
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* ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
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* TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
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* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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*/
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#pragma warning(disable:4996);
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#define __GETOPT_H__
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/* All the headers include this file. */
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#include <crtdefs.h>
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#include <errno.h>
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#include <stdlib.h>
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#include <string.h>
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#include <stdarg.h>
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#include <stdio.h>
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#include <windows.h>
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#ifdef __cplusplus
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extern "C" {
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#endif
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#define REPLACE_GETOPT /* use this getopt as the system getopt(3) */
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#ifdef REPLACE_GETOPT
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int opterr = 1; /* if error message should be printed */
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int optind = 1; /* index into parent argv vector */
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int optopt = '?'; /* character checked for validity */
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#undef optreset /* see getopt.h */
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#define optreset __mingw_optreset
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int optreset; /* reset getopt */
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char* optarg; /* argument associated with option */
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#endif
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//extern int optind; /* index of first non-option in argv */
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//extern int optopt; /* single option character, as parsed */
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//extern int opterr; /* flag to enable built-in diagnostics... */
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// /* (user may set to zero, to suppress) */
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//
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//extern char *optarg; /* pointer to argument of current option */
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#define PRINT_ERROR ((opterr) && (*options != ':'))
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#define FLAG_PERMUTE 0x01 /* permute non-options to the end of argv */
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#define FLAG_ALLARGS 0x02 /* treat non-options as args to option "-1" */
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#define FLAG_LONGONLY 0x04 /* operate as getopt_long_only */
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/* return values */
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#define BADCH (int)'?'
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#define BADARG ((*options == ':') ? (int)':' : (int)'?')
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#define INORDER (int)1
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#ifndef __CYGWIN__
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#define __progname __argv[0]
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#else
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extern char __declspec(dllimport)* __progname;
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#endif
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#ifdef __CYGWIN__
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static char EMSG[] = "";
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#else
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#define EMSG ""
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#endif
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static int getopt_internal(int, char* const*, const char*,
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const struct option*, int*, int);
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static int parse_long_options(char* const*, const char*,
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const struct option*, int*, int);
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static int gcd(int, int);
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static void permute_args(int, int, int, char* const*);
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static char* place = EMSG; /* option letter processing */
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/* XXX: set optreset to 1 rather than these two */
|
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static int nonopt_start = -1; /* first non option argument (for permute) */
|
||||
static int nonopt_end = -1; /* first option after non options (for permute) */
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/* Error messages */
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static const char recargchar[] = "option requires an argument -- %c";
|
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static const char recargstring[] = "option requires an argument -- %s";
|
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static const char ambig[] = "ambiguous option -- %.*s";
|
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static const char noarg[] = "option doesn't take an argument -- %.*s";
|
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static const char illoptchar[] = "unknown option -- %c";
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static const char illoptstring[] = "unknown option -- %s";
|
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static void
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_vwarnx(const char* fmt, va_list ap)
|
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{
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(void)fprintf(stderr, "%s: ", __progname);
|
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if (fmt != NULL)
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(void)vfprintf(stderr, fmt, ap);
|
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(void)fprintf(stderr, "\n");
|
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}
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||||
|
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static void
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warnx(const char* fmt, ...)
|
||||
{
|
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va_list ap;
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va_start(ap, fmt);
|
||||
_vwarnx(fmt, ap);
|
||||
va_end(ap);
|
||||
}
|
||||
|
||||
/*
|
||||
* Compute the greatest common divisor of a and b.
|
||||
*/
|
||||
static int
|
||||
gcd(int a, int b)
|
||||
{
|
||||
int c;
|
||||
|
||||
c = a % b;
|
||||
while (c != 0) {
|
||||
a = b;
|
||||
b = c;
|
||||
c = a % b;
|
||||
}
|
||||
|
||||
return (b);
|
||||
}
|
||||
|
||||
/*
|
||||
* Exchange the block from nonopt_start to nonopt_end with the block
|
||||
* from nonopt_end to opt_end (keeping the same order of arguments
|
||||
* in each block).
|
||||
*/
|
||||
static void
|
||||
permute_args(int panonopt_start, int panonopt_end, int opt_end,
|
||||
char* const* nargv)
|
||||
{
|
||||
int cstart, cyclelen, i, j, ncycle, nnonopts, nopts, pos;
|
||||
char* swap;
|
||||
|
||||
/*
|
||||
* compute lengths of blocks and number and size of cycles
|
||||
*/
|
||||
nnonopts = panonopt_end - panonopt_start;
|
||||
nopts = opt_end - panonopt_end;
|
||||
ncycle = gcd(nnonopts, nopts);
|
||||
cyclelen = (opt_end - panonopt_start) / ncycle;
|
||||
|
||||
for (i = 0; i < ncycle; i++) {
|
||||
cstart = panonopt_end + i;
|
||||
pos = cstart;
|
||||
for (j = 0; j < cyclelen; j++) {
|
||||
if (pos >= panonopt_end)
|
||||
pos -= nnonopts;
|
||||
else
|
||||
pos += nopts;
|
||||
swap = nargv[pos];
|
||||
/* LINTED const cast */
|
||||
((char**)nargv)[pos] = nargv[cstart];
|
||||
/* LINTED const cast */
|
||||
((char**)nargv)[cstart] = swap;
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
#ifdef REPLACE_GETOPT
|
||||
/*
|
||||
* getopt --
|
||||
* Parse argc/argv argument vector.
|
||||
*
|
||||
* [eventually this will replace the BSD getopt]
|
||||
*/
|
||||
int
|
||||
getopt(int nargc, char* const* nargv, const char* options)
|
||||
{
|
||||
|
||||
/*
|
||||
* We don't pass FLAG_PERMUTE to getopt_internal() since
|
||||
* the BSD getopt(3) (unlike GNU) has never done this.
|
||||
*
|
||||
* Furthermore, since many privileged programs call getopt()
|
||||
* before dropping privileges it makes sense to keep things
|
||||
* as simple (and bug-free) as possible.
|
||||
*/
|
||||
return (getopt_internal(nargc, nargv, options, NULL, NULL, 0));
|
||||
}
|
||||
#endif /* REPLACE_GETOPT */
|
||||
|
||||
//extern int getopt(int nargc, char * const *nargv, const char *options);
|
||||
|
||||
#ifdef _BSD_SOURCE
|
||||
/*
|
||||
* BSD adds the non-standard `optreset' feature, for reinitialisation
|
||||
* of `getopt' parsing. We support this feature, for applications which
|
||||
* proclaim their BSD heritage, before including this header; however,
|
||||
* to maintain portability, developers are advised to avoid it.
|
||||
*/
|
||||
# define optreset __mingw_optreset
|
||||
extern int optreset;
|
||||
#endif
|
||||
#ifdef __cplusplus
|
||||
}
|
||||
#endif
|
||||
/*
|
||||
* POSIX requires the `getopt' API to be specified in `unistd.h';
|
||||
* thus, `unistd.h' includes this header. However, we do not want
|
||||
* to expose the `getopt_long' or `getopt_long_only' APIs, when
|
||||
* included in this manner. Thus, close the standard __GETOPT_H__
|
||||
* declarations block, and open an additional __GETOPT_LONG_H__
|
||||
* specific block, only when *not* __UNISTD_H_SOURCED__, in which
|
||||
* to declare the extended API.
|
||||
*/
|
||||
#endif /* !defined(__GETOPT_H__) */
|
||||
|
||||
#if !defined(__UNISTD_H_SOURCED__) && !defined(__GETOPT_LONG_H__)
|
||||
#define __GETOPT_LONG_H__
|
||||
|
||||
#ifdef __cplusplus
|
||||
extern "C" {
|
||||
#endif
|
||||
|
||||
struct option /* specification for a long form option... */
|
||||
{
|
||||
const char* name; /* option name, without leading hyphens */
|
||||
int has_arg; /* does it take an argument? */
|
||||
int* flag; /* where to save its status, or NULL */
|
||||
int val; /* its associated status value */
|
||||
};
|
||||
|
||||
enum /* permitted values for its `has_arg' field... */
|
||||
{
|
||||
no_argument = 0, /* option never takes an argument */
|
||||
required_argument, /* option always requires an argument */
|
||||
optional_argument /* option may take an argument */
|
||||
};
|
||||
|
||||
/*
|
||||
* parse_long_options --
|
||||
* Parse long options in argc/argv argument vector.
|
||||
* Returns -1 if short_too is set and the option does not match long_options.
|
||||
*/
|
||||
static int
|
||||
parse_long_options(char* const* nargv, const char* options,
|
||||
const struct option* long_options, int* idx, int short_too)
|
||||
{
|
||||
char* current_argv, * has_equal;
|
||||
size_t current_argv_len;
|
||||
int i, ambiguous, match;
|
||||
|
||||
#define IDENTICAL_INTERPRETATION(_x, _y) \
|
||||
(long_options[(_x)].has_arg == long_options[(_y)].has_arg && \
|
||||
long_options[(_x)].flag == long_options[(_y)].flag && \
|
||||
long_options[(_x)].val == long_options[(_y)].val)
|
||||
|
||||
current_argv = place;
|
||||
match = -1;
|
||||
ambiguous = 0;
|
||||
|
||||
optind++;
|
||||
|
||||
if ((has_equal = strchr(current_argv, '=')) != NULL) {
|
||||
/* argument found (--option=arg) */
|
||||
current_argv_len = has_equal - current_argv;
|
||||
has_equal++;
|
||||
}
|
||||
else
|
||||
current_argv_len = strlen(current_argv);
|
||||
|
||||
for (i = 0; long_options[i].name; i++) {
|
||||
/* find matching long option */
|
||||
if (strncmp(current_argv, long_options[i].name,
|
||||
current_argv_len))
|
||||
continue;
|
||||
|
||||
if (strlen(long_options[i].name) == current_argv_len) {
|
||||
/* exact match */
|
||||
match = i;
|
||||
ambiguous = 0;
|
||||
break;
|
||||
}
|
||||
/*
|
||||
* If this is a known short option, don't allow
|
||||
* a partial match of a single character.
|
||||
*/
|
||||
if (short_too && current_argv_len == 1)
|
||||
continue;
|
||||
|
||||
if (match == -1) /* partial match */
|
||||
match = i;
|
||||
else if (!IDENTICAL_INTERPRETATION(i, match))
|
||||
ambiguous = 1;
|
||||
}
|
||||
if (ambiguous) {
|
||||
/* ambiguous abbreviation */
|
||||
if (PRINT_ERROR)
|
||||
warnx(ambig, (int)current_argv_len,
|
||||
current_argv);
|
||||
optopt = 0;
|
||||
return (BADCH);
|
||||
}
|
||||
if (match != -1) { /* option found */
|
||||
if (long_options[match].has_arg == no_argument
|
||||
&& has_equal) {
|
||||
if (PRINT_ERROR)
|
||||
warnx(noarg, (int)current_argv_len,
|
||||
current_argv);
|
||||
/*
|
||||
* XXX: GNU sets optopt to val regardless of flag
|
||||
*/
|
||||
if (long_options[match].flag == NULL)
|
||||
optopt = long_options[match].val;
|
||||
else
|
||||
optopt = 0;
|
||||
return (BADARG);
|
||||
}
|
||||
if (long_options[match].has_arg == required_argument ||
|
||||
long_options[match].has_arg == optional_argument) {
|
||||
if (has_equal)
|
||||
optarg = has_equal;
|
||||
else if (long_options[match].has_arg ==
|
||||
required_argument) {
|
||||
/*
|
||||
* optional argument doesn't use next nargv
|
||||
*/
|
||||
optarg = nargv[optind++];
|
||||
}
|
||||
}
|
||||
if ((long_options[match].has_arg == required_argument)
|
||||
&& (optarg == NULL)) {
|
||||
/*
|
||||
* Missing argument; leading ':' indicates no error
|
||||
* should be generated.
|
||||
*/
|
||||
if (PRINT_ERROR)
|
||||
warnx(recargstring,
|
||||
current_argv);
|
||||
/*
|
||||
* XXX: GNU sets optopt to val regardless of flag
|
||||
*/
|
||||
if (long_options[match].flag == NULL)
|
||||
optopt = long_options[match].val;
|
||||
else
|
||||
optopt = 0;
|
||||
--optind;
|
||||
return (BADARG);
|
||||
}
|
||||
}
|
||||
else { /* unknown option */
|
||||
if (short_too) {
|
||||
--optind;
|
||||
return (-1);
|
||||
}
|
||||
if (PRINT_ERROR)
|
||||
warnx(illoptstring, current_argv);
|
||||
optopt = 0;
|
||||
return (BADCH);
|
||||
}
|
||||
if (idx)
|
||||
*idx = match;
|
||||
if (long_options[match].flag) {
|
||||
*long_options[match].flag = long_options[match].val;
|
||||
return (0);
|
||||
}
|
||||
else
|
||||
return (long_options[match].val);
|
||||
#undef IDENTICAL_INTERPRETATION
|
||||
}
|
||||
|
||||
/*
|
||||
* getopt_internal --
|
||||
* Parse argc/argv argument vector. Called by user level routines.
|
||||
*/
|
||||
static int
|
||||
getopt_internal(int nargc, char* const* nargv, const char* options,
|
||||
const struct option* long_options, int* idx, int flags)
|
||||
{
|
||||
char* oli; /* option letter list index */
|
||||
int optchar, short_too;
|
||||
static int posixly_correct = -1;
|
||||
|
||||
if (options == NULL)
|
||||
return (-1);
|
||||
|
||||
/*
|
||||
* XXX Some GNU programs (like cvs) set optind to 0 instead of
|
||||
* XXX using optreset. Work around this braindamage.
|
||||
*/
|
||||
if (optind == 0)
|
||||
optind = optreset = 1;
|
||||
|
||||
/*
|
||||
* Disable GNU extensions if POSIXLY_CORRECT is set or options
|
||||
* string begins with a '+'.
|
||||
*
|
||||
* CV, 2009-12-14: Check POSIXLY_CORRECT anew if optind == 0 or
|
||||
* optreset != 0 for GNU compatibility.
|
||||
*/
|
||||
if (posixly_correct == -1 || optreset != 0)
|
||||
posixly_correct = (getenv("POSIXLY_CORRECT") != NULL);
|
||||
if (*options == '-')
|
||||
flags |= FLAG_ALLARGS;
|
||||
else if (posixly_correct || *options == '+')
|
||||
flags &= ~FLAG_PERMUTE;
|
||||
if (*options == '+' || *options == '-')
|
||||
options++;
|
||||
|
||||
optarg = NULL;
|
||||
if (optreset)
|
||||
nonopt_start = nonopt_end = -1;
|
||||
start:
|
||||
if (optreset || !*place) { /* update scanning pointer */
|
||||
optreset = 0;
|
||||
if (optind >= nargc) { /* end of argument vector */
|
||||
place = EMSG;
|
||||
if (nonopt_end != -1) {
|
||||
/* do permutation, if we have to */
|
||||
permute_args(nonopt_start, nonopt_end,
|
||||
optind, nargv);
|
||||
optind -= nonopt_end - nonopt_start;
|
||||
}
|
||||
else if (nonopt_start != -1) {
|
||||
/*
|
||||
* If we skipped non-options, set optind
|
||||
* to the first of them.
|
||||
*/
|
||||
optind = nonopt_start;
|
||||
}
|
||||
nonopt_start = nonopt_end = -1;
|
||||
return (-1);
|
||||
}
|
||||
if (*(place = nargv[optind]) != '-' ||
|
||||
(place[1] == '\0' && strchr(options, '-') == NULL)) {
|
||||
place = EMSG; /* found non-option */
|
||||
if (flags & FLAG_ALLARGS) {
|
||||
/*
|
||||
* GNU extension:
|
||||
* return non-option as argument to option 1
|
||||
*/
|
||||
optarg = nargv[optind++];
|
||||
return (INORDER);
|
||||
}
|
||||
if (!(flags & FLAG_PERMUTE)) {
|
||||
/*
|
||||
* If no permutation wanted, stop parsing
|
||||
* at first non-option.
|
||||
*/
|
||||
return (-1);
|
||||
}
|
||||
/* do permutation */
|
||||
if (nonopt_start == -1)
|
||||
nonopt_start = optind;
|
||||
else if (nonopt_end != -1) {
|
||||
permute_args(nonopt_start, nonopt_end,
|
||||
optind, nargv);
|
||||
nonopt_start = optind -
|
||||
(nonopt_end - nonopt_start);
|
||||
nonopt_end = -1;
|
||||
}
|
||||
optind++;
|
||||
/* process next argument */
|
||||
goto start;
|
||||
}
|
||||
if (nonopt_start != -1 && nonopt_end == -1)
|
||||
nonopt_end = optind;
|
||||
|
||||
/*
|
||||
* If we have "-" do nothing, if "--" we are done.
|
||||
*/
|
||||
if (place[1] != '\0' && *++place == '-' && place[1] == '\0') {
|
||||
optind++;
|
||||
place = EMSG;
|
||||
/*
|
||||
* We found an option (--), so if we skipped
|
||||
* non-options, we have to permute.
|
||||
*/
|
||||
if (nonopt_end != -1) {
|
||||
permute_args(nonopt_start, nonopt_end,
|
||||
optind, nargv);
|
||||
optind -= nonopt_end - nonopt_start;
|
||||
}
|
||||
nonopt_start = nonopt_end = -1;
|
||||
return (-1);
|
||||
}
|
||||
}
|
||||
|
||||
/*
|
||||
* Check long options if:
|
||||
* 1) we were passed some
|
||||
* 2) the arg is not just "-"
|
||||
* 3) either the arg starts with -- we are getopt_long_only()
|
||||
*/
|
||||
if (long_options != NULL && place != nargv[optind] &&
|
||||
(*place == '-' || (flags & FLAG_LONGONLY))) {
|
||||
short_too = 0;
|
||||
if (*place == '-')
|
||||
place++; /* --foo long option */
|
||||
else if (*place != ':' && strchr(options, *place) != NULL)
|
||||
short_too = 1; /* could be short option too */
|
||||
|
||||
optchar = parse_long_options(nargv, options, long_options,
|
||||
idx, short_too);
|
||||
if (optchar != -1) {
|
||||
place = EMSG;
|
||||
return (optchar);
|
||||
}
|
||||
}
|
||||
|
||||
if ((optchar = (int)*place++) == (int)':' ||
|
||||
(optchar == (int)'-' && *place != '\0') ||
|
||||
(oli = (char*)strchr(options, optchar)) == NULL) {
|
||||
/*
|
||||
* If the user specified "-" and '-' isn't listed in
|
||||
* options, return -1 (non-option) as per POSIX.
|
||||
* Otherwise, it is an unknown option character (or ':').
|
||||
*/
|
||||
if (optchar == (int)'-' && *place == '\0')
|
||||
return (-1);
|
||||
if (!*place)
|
||||
++optind;
|
||||
if (PRINT_ERROR)
|
||||
warnx(illoptchar, optchar);
|
||||
optopt = optchar;
|
||||
return (BADCH);
|
||||
}
|
||||
if (long_options != NULL && optchar == 'W' && oli[1] == ';') {
|
||||
/* -W long-option */
|
||||
if (*place) /* no space */
|
||||
/* NOTHING */;
|
||||
else if (++optind >= nargc) { /* no arg */
|
||||
place = EMSG;
|
||||
if (PRINT_ERROR)
|
||||
warnx(recargchar, optchar);
|
||||
optopt = optchar;
|
||||
return (BADARG);
|
||||
}
|
||||
else /* white space */
|
||||
place = nargv[optind];
|
||||
optchar = parse_long_options(nargv, options, long_options,
|
||||
idx, 0);
|
||||
place = EMSG;
|
||||
return (optchar);
|
||||
}
|
||||
if (*++oli != ':') { /* doesn't take argument */
|
||||
if (!*place)
|
||||
++optind;
|
||||
}
|
||||
else { /* takes (optional) argument */
|
||||
optarg = NULL;
|
||||
if (*place) /* no white space */
|
||||
optarg = place;
|
||||
else if (oli[1] != ':') { /* arg not optional */
|
||||
if (++optind >= nargc) { /* no arg */
|
||||
place = EMSG;
|
||||
if (PRINT_ERROR)
|
||||
warnx(recargchar, optchar);
|
||||
optopt = optchar;
|
||||
return (BADARG);
|
||||
}
|
||||
else
|
||||
optarg = nargv[optind];
|
||||
}
|
||||
place = EMSG;
|
||||
++optind;
|
||||
}
|
||||
/* dump back option letter */
|
||||
return (optchar);
|
||||
}
|
||||
|
||||
/*
|
||||
* getopt_long --
|
||||
* Parse argc/argv argument vector.
|
||||
*/
|
||||
int
|
||||
getopt_long(int nargc, char* const* nargv, const char* options,
|
||||
const struct option* long_options, int* idx)
|
||||
{
|
||||
|
||||
return (getopt_internal(nargc, nargv, options, long_options, idx,
|
||||
FLAG_PERMUTE));
|
||||
}
|
||||
|
||||
/*
|
||||
* getopt_long_only --
|
||||
* Parse argc/argv argument vector.
|
||||
*/
|
||||
int
|
||||
getopt_long_only(int nargc, char* const* nargv, const char* options,
|
||||
const struct option* long_options, int* idx)
|
||||
{
|
||||
|
||||
return (getopt_internal(nargc, nargv, options, long_options, idx,
|
||||
FLAG_PERMUTE | FLAG_LONGONLY));
|
||||
}
|
||||
|
||||
//extern int getopt_long(int nargc, char * const *nargv, const char *options,
|
||||
// const struct option *long_options, int *idx);
|
||||
//extern int getopt_long_only(int nargc, char * const *nargv, const char *options,
|
||||
// const struct option *long_options, int *idx);
|
||||
/*
|
||||
* Previous MinGW implementation had...
|
||||
*/
|
||||
#ifndef HAVE_DECL_GETOPT
|
||||
/*
|
||||
* ...for the long form API only; keep this for compatibility.
|
||||
*/
|
||||
# define HAVE_DECL_GETOPT 1
|
||||
#endif
|
||||
|
||||
#ifdef __cplusplus
|
||||
}
|
||||
#endif
|
||||
|
||||
#endif /* !defined(__UNISTD_H_SOURCED__) && !defined(__GETOPT_LONG_H__) */
|
||||
Loading…
Reference in New Issue
Block a user