diff options
Diffstat (limited to 'build-aux/speedo/w32/g4wihelp.c')
| -rw-r--r-- | build-aux/speedo/w32/g4wihelp.c | 426 |
1 files changed, 287 insertions, 139 deletions
diff --git a/build-aux/speedo/w32/g4wihelp.c b/build-aux/speedo/w32/g4wihelp.c index 626f3f12c..bae4b837c 100644 --- a/build-aux/speedo/w32/g4wihelp.c +++ b/build-aux/speedo/w32/g4wihelp.c @@ -1,6 +1,7 @@ -/* g4wihelp.c - NSIS Helper DLL used with gpg4win. -*- coding: latin-1; -*- - * Copyright (C) 2005 g10 Code GmbH +/* g4wihelp.c - NSIS Helper DLL used with gpg4win. + * Copyright (C) 2005, 2023 g10 Code GmbH * Copyright (C) 2001 Justin Frankel + * Copyright (C) 2016, 2017 Intevation GmbH * * This software is provided 'as-is', without any express or implied * warranty. In no event will the authors be held liable for any @@ -23,22 +24,41 @@ ************************************************************ * The code for the splash screen has been taken from the Splash * plugin of the NSIS 2.04 distribution. That code comes without - * explicit copyright notices in the source files or author names, it + * explicit copyright notices in tyhe source files or author names, it * seems that it has been written by Justin Frankel; not sure about * the year, though. [wk 2005-11-28] * * Fixed some compiler warnings. [wk 2014-02-24]. + * Merged code from GnuPG version. [wk 2023-04-24]. + * + * Compile time macros: + * ENABLE_SLIDE_SHOW :: Define for Gpg4win. */ -#include <stdio.h> #include <windows.h> +#include <stdio.h> +#include <tlhelp32.h> +#include <psapi.h> +#include <stdio.h> +#include <string.h> #include "exdll.h" +/* We keep some code here for documentation reasons. That code has not + * yet been converted to the Unicode NSIS plugin API. */ +/* #define ENABLE_SOUND_GADGET 1 */ +/* #define ENABLE_SPLASH_GADGET 1 */ +/* #define ENABLE_SERVICE_MANAGEMENT 1 */ + + static HINSTANCE g_hInstance; /* Our Instance. */ static HWND g_hwndParent; /* Handle of parent window or NULL. */ static HBITMAP g_hbm; /* Handle of the splash image. */ static int sleepint; /* Milliseconds to show the spals image. */ +#ifdef ENABLE_SLIDE_SHOW +void +slide_stop(HWND hwndParent, int string_size, TCHAR *variables, stack_t **stacktop); +#endif /* Standard entry point for DLLs. */ int WINAPI @@ -46,6 +66,12 @@ DllMain (HANDLE hinst, DWORD reason, LPVOID reserved) { if (reason == DLL_PROCESS_ATTACH) g_hInstance = hinst; + else if (reason == DLL_PROCESS_DETACH) + { +#ifdef ENABLE_SLIDE_SHOW + slide_stop (NULL, 0, NULL, NULL); +#endif + } return TRUE; } @@ -53,7 +79,7 @@ DllMain (HANDLE hinst, DWORD reason, LPVOID reserved) /* Dummy function for testing. */ void __declspec(dllexport) -dummy (HWND hwndParent, int string_size, char *variables, +dummy (HWND hwndParent, int string_size, LPTSTR variables, stack_t **stacktop, extra_parameters_t *extra) { g_hwndParent = hwndParent; @@ -67,21 +93,66 @@ dummy (HWND hwndParent, int string_size, char *variables, // you should empty the stack of your parameters, and ONLY your // parameters. - // do your stuff here + /* Let's dump the variables. */ { - char buf[1024]; - snprintf (buf, sizeof buf, "$R0=%s\r\n$R1=%s\r\n", - getuservariable(INST_R0), - getuservariable(INST_R1)); - MessageBox (g_hwndParent,buf,0,MB_OK); - - snprintf (buf, sizeof buf, - "autoclose =%d\r\n" + char line[512]; + char *p; + const unsigned char *s = (void*)g_variables; + int i,j; + + for (i=0; i < string_size* __INST_LAST; i+=32, s += 32) + { + for (j=0; j < 32; j++) + if (s[j]) + break; + if (j != 32) + { + p = line; + *p = 0; + snprintf (p, 10, "%05x: ", i); + p += strlen (p); + for (j=0; j < 32; j++) + { + snprintf (p, 10, "%02x", s[j]); + p += strlen (p); + } + strcat (p, " |"); + p += strlen (p); + for (j=0; j < 32; j++) + { + if (s[j] >= 32 && s[j] < 127) + *p = s[j]; + else + *p = '.'; + p++; + } + strcat (p, "|"); + OutputDebugStringA (line); + } + } + } + + + { + wchar_t buf[1024]; + + swprintf(buf, 1024, + L"stringsize=%d\r\n$0=%s\r\n$1=%s\r\n$R0=%s\r\n$R1=%s\r\n", + string_size, + getuservariable(INST_0), + getuservariable(INST_1), + getuservariable(INST_R0), + getuservariable(INST_R1)); + MessageBoxW(g_hwndParent,buf,0,MB_OK); + + swprintf (buf, 1024, + L"autoclose =%d\r\n" "all_user_var =%d\r\n" "exec_error =%d\r\n" "abort =%d\r\n" "exec_reboot =%d\r\n" "reboot_called=%d\r\n" + "api_version =%d\r\n" "silent =%d\r\n" "instdir_error=%d\r\n" "rtl =%d\r\n" @@ -92,30 +163,34 @@ dummy (HWND hwndParent, int string_size, char *variables, extra->exec_flags->abort, extra->exec_flags->exec_reboot, extra->exec_flags->reboot_called, + extra->exec_flags->plugin_api_version, extra->exec_flags->silent, extra->exec_flags->instdir_error, extra->exec_flags->rtl, extra->exec_flags->errlvl); - MessageBox(g_hwndParent,buf,0,MB_OK); + MessageBoxW(g_hwndParent,buf,0,MB_OK); } } + void __declspec(dllexport) -runonce (HWND hwndParent, int string_size, char *variables, +runonce (HWND hwndParent, int string_size, LPTSTR variables, stack_t **stacktop, extra_parameters_t *extra) { - const char *result; + LPCWSTR result; g_hwndParent = hwndParent; EXDLL_INIT(); - CreateMutexA (NULL, 0, getuservariable(INST_R0)); - result = GetLastError ()? "1":"0"; + CreateMutexW (NULL, 0, getuservariable(INST_R0)); + result = GetLastError ()? L"1" : L"0"; setuservariable (INST_R0, result); } + +#ifdef ENABLE_SOUND_GADGET void __declspec(dllexport) playsound (HWND hwndParent, int string_size, char *variables, stack_t **stacktop, extra_parameters_t *extra) @@ -139,8 +214,10 @@ stopsound (HWND hwndParent, int string_size, char *variables, EXDLL_INIT(); PlaySound (NULL, NULL, 0); } +#endif /*ENABLE_SOUND_GADGET*/ +#ifdef ENABLE_SPLASH_GADGET /* Windows procedure to control the splashimage. This one pauses the execution until the sleep time is over or the user closes this windows. */ @@ -268,10 +345,10 @@ showsplash (HWND hwndParent, int string_size, char *variables, } UnregisterClass (classname, g_hInstance); } +#endif /*ENABLE_SPLASH_GADGET*/ - -/* Service Management. */ +#ifdef ENABLE_SERVICE_MANAGEMENT /* Use this to report unexpected errors. FIXME: This is really not very descriptive. */ void @@ -626,9 +703,8 @@ service_delete (HWND hwndParent, int string_size, char *variables, setuservariable (INST_R0, "0"); return; } +#endif /*ENABLE_SERVICE_MANAGEMENT*/ - -#include <stdio.h> /* Extract config file parameters. FIXME: Not particularly robust. We expect some reasonable formatting. The parser below is very @@ -644,6 +720,7 @@ void config_init (char **keys, char **values, int max) { /* First, parse the command line. */ + LPCWSTR wcmdline; char *cmdline; char *begin = NULL; char *end = NULL; @@ -655,7 +732,15 @@ config_init (char **keys, char **values, int max) *keys = NULL; *values = NULL; - cmdline = getuservariable (INST_CMDLINE); + cmdline = malloc (4096); + if (!cmdline) + return; + + wcmdline = getuservariable (INST_CMDLINE); + *cmdline = 0; + WideCharToMultiByte(CP_ACP, 0, wcmdline, -1, cmdline, 4095, NULL, NULL); + if (!*cmdline) + return; mark = (*cmdline == '"') ? (cmdline++, '"') : ' '; while (*cmdline && *cmdline != mark) @@ -721,6 +806,7 @@ config_init (char **keys, char **values, int max) conf = fopen (fname, "r"); free (fname); + free (cmdline); if (!conf) return; @@ -843,7 +929,7 @@ config_lookup (char *key) void __declspec(dllexport) -config_fetch (HWND hwndParent, int string_size, char *variables, +config_fetch (HWND hwndParent, int string_size, LPTSTR variables, stack_t **stacktop, extra_parameters_t *extra) { char key[256]; @@ -854,23 +940,23 @@ config_fetch (HWND hwndParent, int string_size, char *variables, EXDLL_INIT(); /* The expected stack layout: key. */ - if (popstring (key, sizeof (key))) + if (PopStringNA (key, sizeof (key))) err = 1; if (err) { - setuservariable (INST_R0, ""); + setuservariable (INST_R0, L""); return; } value = config_lookup (key); - setuservariable (INST_R0, value == NULL ? "" : value); + SetUserVariableA (INST_R0, value == NULL ? "" : value); return; } void __declspec(dllexport) -config_fetch_bool (HWND hwndParent, int string_size, char *variables, +config_fetch_bool (HWND hwndParent, int string_size, LPTSTR variables, stack_t **stacktop, extra_parameters_t *extra) { char key[256]; @@ -882,18 +968,18 @@ config_fetch_bool (HWND hwndParent, int string_size, char *variables, EXDLL_INIT(); /* The expected stack layout: key. */ - if (popstring (key, sizeof (key))) + if (PopStringNA (key, sizeof (key))) err = 1; if (err) { - setuservariable (INST_R0, ""); + setuservariable (INST_R0, L""); return; } value = config_lookup (key); if (value == NULL || *value == '\0') { - setuservariable (INST_R0, ""); + setuservariable (INST_R0, L""); return; } @@ -903,7 +989,7 @@ config_fetch_bool (HWND hwndParent, int string_size, char *variables, || atoi (value) != 0) result = 1; - setuservariable (INST_R0, result == 0 ? "0" : "1"); + SetUserVariableA (INST_R0, result == 0 ? "0" : "1"); return; } @@ -911,99 +997,107 @@ config_fetch_bool (HWND hwndParent, int string_size, char *variables, /* Return a string from the Win32 Registry or NULL in case of error. Caller must release the return value. A NULL for root is an alias for HKEY_CURRENT_USER, HKEY_LOCAL_MACHINE in turn. */ -char * -read_w32_registry_string (HKEY root, const char *dir, const char *name) +static wchar_t * +read_w32_registry_string (HKEY root, const wchar_t *dir, const wchar_t *name) { HKEY root_key; HKEY key_handle; DWORD n1, nbytes, type; - char *result = NULL; + wchar_t *result = NULL; root_key = root; - if (! root_key) + if (!root_key) root_key = HKEY_CURRENT_USER; - if( RegOpenKeyEx( root_key, dir, 0, KEY_READ, &key_handle ) ) + if (RegOpenKeyExW (root_key, dir, 0, KEY_READ, &key_handle)) { if (root) return NULL; /* no need for a RegClose, so return direct */ /* It seems to be common practise to fall back to HKLM. */ - if (RegOpenKeyEx (HKEY_LOCAL_MACHINE, dir, 0, KEY_READ, &key_handle) ) + if (RegOpenKeyExW (HKEY_LOCAL_MACHINE, dir, 0, KEY_READ, &key_handle)) return NULL; /* still no need for a RegClose, so return direct */ } nbytes = 1; - if( RegQueryValueEx( key_handle, name, 0, NULL, NULL, &nbytes ) ) { - if (root) - goto leave; - /* Try to fallback to HKLM also vor a missing value. */ - RegCloseKey (key_handle); - if (RegOpenKeyEx (HKEY_LOCAL_MACHINE, dir, 0, KEY_READ, &key_handle) ) - return NULL; /* Nope. */ - if (RegQueryValueEx( key_handle, name, 0, NULL, NULL, &nbytes)) - goto leave; + if (RegQueryValueExW (key_handle, name, 0, NULL, NULL, &nbytes)) + { + if (root) + goto leave; + /* Try to fallback to HKLM also for a missing value. */ + RegCloseKey (key_handle); + if (RegOpenKeyExW (HKEY_LOCAL_MACHINE, dir, 0, KEY_READ, &key_handle)) + return NULL; /* Nope. */ + if (RegQueryValueExW (key_handle, name, 0, NULL, NULL, &nbytes)) + goto leave; } - result = malloc( (n1=nbytes+1) ); - - if( !result ) - goto leave; - if( RegQueryValueEx( key_handle, name, 0, &type, result, &n1 ) ) { - free(result); result = NULL; + result = calloc ((n1=nbytes+1), sizeof *result); + if (!result) goto leave; - } - result[nbytes] = 0; /* make sure it is really a string */ + + if (RegQueryValueExW (key_handle, name, 0, &type, + (unsigned char *)result, &n1)) + { + free (result); + result = NULL; + goto leave; + } + result[nbytes] = 0; /* Make sure it is really a string */ leave: - RegCloseKey( key_handle ); + RegCloseKey (key_handle); return result; } +/* Registry keys for PATH for HKLM and HKCU. */ #define ENV_HK HKEY_LOCAL_MACHINE -#define ENV_REG "SYSTEM\\CurrentControlSet\\Control\\" \ - "Session Manager\\Environment" - /* The following setting can be used for a per-user setting. */ +#define ENV_REG L"SYSTEM\\CurrentControlSet\\Control\\" \ + "Session Manager\\Environment" #define ENV_HK_USER HKEY_CURRENT_USER -#define ENV_REG_USER "Environment" +#define ENV_REG_USER L"Environment" + /* Due to a bug in Windows7 (kb 2685893) we better put a lower limit - than 8191 on the maximum length of the PATH variable. Note, that - depending on the used toolchain we used to had a 259 byte limit in - the past. */ + * than 8191 on the maximum length of the PATH variable. Note, that + * depending on the used toolchain we used to had a 259 byte limit in + * the past. + * [wk 2023-04-24]: Can this be lifted now that we use the wchar_t API? + */ #define PATH_LENGTH_LIMIT 2047 void __declspec(dllexport) -path_add (HWND hwndParent, int string_size, char *variables, +path_add (HWND hwndParent, int string_size, LPTSTR variables, stack_t **stacktop, extra_parameters_t *extra) { - char dir[PATH_LENGTH_LIMIT]; - char is_user_install[2]; - char *path; - char *path_new; - int path_new_size; - char *comp; - const char delims[] = ";"; + wchar_t dir[PATH_LENGTH_LIMIT]; + wchar_t is_user_install[2]; + wchar_t *path; + wchar_t *path_new; + size_t path_new_size; + wchar_t *comp; + const wchar_t delims[] = L";"; int is_user; HKEY key_handle = 0; HKEY root_key; - const char *env_reg; + const wchar_t *env_reg; + /* wchar_t *tokctx; Context var for wcstok - not yet needed. */ g_hwndParent = hwndParent; EXDLL_INIT(); - setuservariable (INST_R0, "0"); - -/* MessageBox (g_hwndParent, "XXX 1", 0, MB_OK); */ + setuservariable (INST_R0, L"0"); /* Default return value. */ /* The expected stack layout: path component. */ - if (popstring (dir, sizeof (dir))) + if (popstringn (dir, COUNTOF (dir))) return; + dir[COUNTOF(dir)-1] = 0; /* The expected stack layout: HKEY component. */ - if (popstring (is_user_install, sizeof (is_user_install))) + if (popstringn (is_user_install, COUNTOF (is_user_install))) return; + is_user_install[COUNTOF(is_user_install)-1] = 0; - if (!strcmp(is_user_install, "1")) + if (!wcscmp (is_user_install, L"1")) { root_key = ENV_HK_USER; env_reg = ENV_REG_USER; @@ -1014,107 +1108,100 @@ path_add (HWND hwndParent, int string_size, char *variables, env_reg = ENV_REG; } - path = read_w32_registry_string (root_key, env_reg, "Path"); - - if (! path) + path = read_w32_registry_string (root_key, env_reg, L"Path"); + if (!path) { - path = strdup (""); + path = wcsdup (L""); } -/* MessageBox (g_hwndParent, "XXX 3", 0, MB_OK); */ - /* Old path plus semicolon plus dir plus terminating nul. */ - path_new_size = strlen (path) + 1 + strlen (dir) + 1; + path_new_size = wcslen (path) + 1 + wcslen (dir) + 1; if (path_new_size > PATH_LENGTH_LIMIT) { - MessageBox (g_hwndParent, "PATH env variable too big", 0, MB_OK); + MessageBox (g_hwndParent, L"PATH env variable too big", 0, MB_OK); free (path); return; } -/* MessageBox (g_hwndParent, "XXX 4", 0, MB_OK); */ - - path_new = malloc (path_new_size); + path_new = calloc (path_new_size, sizeof *path_new); if (!path_new) { free (path); return; } -/* MessageBox (g_hwndParent, "XXX 5", 0, MB_OK); */ - - strcpy (path_new, path); - strcat (path_new, ";"); - strcat (path_new, dir); - -/* MessageBox (g_hwndParent, "XXX 6", 0, MB_OK); */ -/* MessageBox (g_hwndParent, dir, 0, MB_OK); */ -/* MessageBox (g_hwndParent, "XXX 7", 0, MB_OK); */ + wcscpy (path_new, path); + wcscat (path_new, L";"); + wcscat (path_new, dir); /* Check if the directory already exists in the path. */ - comp = strtok (path, delims); + comp = wcstok (path, delims/*, &tokctx*/); do { -/* MessageBox (g_hwndParent, comp, 0, MB_OK); */ + /* MessageBox (g_hwndParent, comp, 0, MB_OK); */ if (!comp) break; - if (!strcmp (comp, dir)) + if (!wcscmp (comp, dir)) { free (path); free (path_new); return; } - comp = strtok (NULL, delims); + comp = wcstok (NULL, delims/*, &tokctx*/); } while (comp); free (path); /* Update the path key. */ - RegCreateKey (root_key, env_reg, &key_handle); - RegSetValueEx (key_handle, "Path", 0, REG_EXPAND_SZ, - path_new, path_new_size); + RegCreateKeyW (root_key, env_reg, &key_handle); + RegSetValueEx (key_handle, L"Path", 0, REG_EXPAND_SZ, + (unsigned char*)path_new, + wcslen (path_new) * sizeof *path_new); RegCloseKey (key_handle); - SetEnvironmentVariable("PATH", path_new); + SetEnvironmentVariableW(L"PATH", path_new); free (path_new); /* MessageBox (g_hwndParent, "XXX 9", 0, MB_OK); */ - setuservariable (INST_R0, "1"); + setuservariable (INST_R0, L"1"); /* success. */ } void __declspec(dllexport) -path_remove (HWND hwndParent, int string_size, char *variables, +path_remove (HWND hwndParent, int string_size, LPTSTR variables, stack_t **stacktop, extra_parameters_t *extra) { - char dir[PATH_LENGTH_LIMIT]; - char is_user_install[2]; - char *path; - char *path_new; - int path_new_size; - char *comp; - const char delims[] = ";"; + wchar_t dir[PATH_LENGTH_LIMIT]; + wchar_t is_user_install[2]; + wchar_t *path; + wchar_t *path_new; + size_t path_new_size; + wchar_t *comp; + const wchar_t delims[] = L";"; HKEY key_handle = 0; int changed = 0; int count = 0; HKEY root_key; - const char *env_reg; + const wchar_t *env_reg; + /* wchar_t *tokctx; Context var for wcstok - not yet needed. */ g_hwndParent = hwndParent; EXDLL_INIT(); - setuservariable (INST_R0, "0"); + setuservariable (INST_R0, L"0"); /* The expected stack layout: path component. */ - if (popstring (dir, sizeof (dir))) + if (popstringn (dir, COUNTOF (dir))) return; + dir[COUNTOF(dir)-1] = 0; /* The expected stack layout: HKEY component. */ - if (popstring (is_user_install, sizeof (is_user_install))) + if (popstringn (is_user_install, COUNTOF (is_user_install))) return; + is_user_install[COUNTOF(is_user_install)-1] = 0; - if (!strcmp(is_user_install, "1")) + if (!wcscmp (is_user_install, L"1")) { root_key = ENV_HK_USER; env_reg = ENV_REG_USER; @@ -1125,51 +1212,112 @@ path_remove (HWND hwndParent, int string_size, char *variables, env_reg = ENV_REG; } - path = read_w32_registry_string (root_key, env_reg, "Path"); - + path = read_w32_registry_string (root_key, env_reg, L"Path"); if (!path) return; + /* Old path plus semicolon plus dir plus terminating nul. */ - path_new_size = strlen (path) + 1; - path_new = malloc (path_new_size); + path_new_size = wcslen (path) + 1; + path_new = calloc (path_new_size, sizeof *path_new); if (!path_new) { free (path); return; } - path_new[0] = '\0'; /* Compose the new path. */ - comp = strtok (path, delims); + comp = wcstok (path, delims/*, &tokctx*/); do { - if (strcmp (comp, dir)) + if (wcscmp (comp, dir)) { - if (count != 0) - strcat (path_new, ";"); - strcat (path_new, comp); + if (count) + wcscat (path_new, L";"); + wcscat (path_new, comp); count++; } else changed = 1; - - comp = strtok (NULL, delims); } - while (comp); + while ((comp = wcstok (NULL, delims/*, &tokctx*/))); free (path); - if (! changed) + if (!changed) { free (path_new); return; } /* Set a key for our CLSID. */ - RegCreateKey (root_key, env_reg, &key_handle); - RegSetValueEx (key_handle, "Path", 0, REG_EXPAND_SZ, - path_new, path_new_size); + RegCreateKeyW (root_key, env_reg, &key_handle); + RegSetValueEx (key_handle, L"Path", 0, REG_EXPAND_SZ, + (unsigned char*)path_new, + wcslen (path_new) * sizeof *path_new); RegCloseKey (key_handle); free (path_new); - setuservariable (INST_R0, "1"); + setuservariable (INST_R0, L"1"); /* success */ +} + + +/** @brief Kill processes with the name name. + * + * This function tries to kill a process using ExitProcess. + * + * If it does not work it does not work. No return values. + * The intention is to make an effort to kill something during + * installation / uninstallation. + * + * The function signature is explained by NSIS. + */ +void __declspec(dllexport) __cdecl KillProc(HWND hwndParent, + int string_size, + char *variables, + stack_t **stacktop) +{ + HANDLE h; + PROCESSENTRY32 pe32; + + if (!stacktop || !*stacktop || !(*stacktop)->text) + { + ERRORPRINTF ("Invalid call to KillProc."); + return; + } + + + h = CreateToolhelp32Snapshot (TH32CS_SNAPPROCESS, 0); + if (h == INVALID_HANDLE_VALUE) + { + ERRORPRINTF ("Failed to create Toolhelp snapshot"); + return; + } + pe32.dwSize = sizeof (PROCESSENTRY32); + + if (!Process32First (h, &pe32)) + { + ERRORPRINTF ("Failed to get first process"); + CloseHandle (h); + return; + } + + do + { + if (!wcscmp ((*stacktop)->text, pe32.szExeFile)) + { + HANDLE hProc = OpenProcess (PROCESS_ALL_ACCESS, FALSE, + pe32.th32ProcessID); + if (!hProc) + { + ERRORPRINTF ("Failed to open process handle."); + continue; + } + if (!TerminateProcess (hProc, 1)) + { + ERRORPRINTF ("Failed to terminate process."); + } + CloseHandle (hProc); + } + } + while (Process32Next (h, &pe32)); + CloseHandle (h); } |