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prosody
File
util-src/windows.c @ 10460:5ce6cbb5ce6a
mod_http: Log served URLs at 'info' level
These are similar to the "activated service" messages from portmanager
and similarily useful for the service admin to know even if they're not
debugging anything.
author | Kim Alvefur <zash@zash.se> |
---|---|
date | Fri, 29 Nov 2019 21:30:08 +0100 |
parent | 7889:b8d694646597 |
child | 10921:6eb5d2bb11af |
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/* Prosody IM -- Copyright (C) 2008-2010 Matthew Wild -- Copyright (C) 2008-2010 Waqas Hussain -- -- This project is MIT/X11 licensed. Please see the -- COPYING file in the source package for more information. -- */ /* * windows.c * Windows support functions for Lua */ #include <stdio.h> #include <windows.h> #include <windns.h> #include "lua.h" #include "lauxlib.h" #if (LUA_VERSION_NUM == 501) #define luaL_setfuncs(L, R, N) luaL_register(L, NULL, R) #endif static int Lget_nameservers(lua_State *L) { char stack_buffer[1024]; // stack allocated buffer IP4_ARRAY *ips = (IP4_ARRAY *) stack_buffer; DWORD len = sizeof(stack_buffer); DNS_STATUS status; status = DnsQueryConfig(DnsConfigDnsServerList, FALSE, NULL, NULL, ips, &len); if(status == 0) { DWORD i; lua_createtable(L, ips->AddrCount, 0); for(i = 0; i < ips->AddrCount; i++) { DWORD ip = ips->AddrArray[i]; char ip_str[16] = ""; sprintf_s(ip_str, sizeof(ip_str), "%d.%d.%d.%d", (ip >> 0) & 255, (ip >> 8) & 255, (ip >> 16) & 255, (ip >> 24) & 255); lua_pushstring(L, ip_str); lua_rawseti(L, -2, i + 1); } return 1; } else { lua_pushnil(L); lua_pushfstring(L, "DnsQueryConfig returned %d", status); return 2; } } static int lerror(lua_State *L, char *string) { lua_pushnil(L); lua_pushfstring(L, "%s: %d", string, GetLastError()); return 2; } static int Lget_consolecolor(lua_State *L) { HWND console = GetStdHandle(STD_OUTPUT_HANDLE); WORD color; DWORD read_len; CONSOLE_SCREEN_BUFFER_INFO info; if(console == INVALID_HANDLE_VALUE) { return lerror(L, "GetStdHandle"); } if(!GetConsoleScreenBufferInfo(console, &info)) { return lerror(L, "GetConsoleScreenBufferInfo"); } if(!ReadConsoleOutputAttribute(console, &color, 1, info.dwCursorPosition, &read_len)) { return lerror(L, "ReadConsoleOutputAttribute"); } lua_pushnumber(L, color); return 1; } static int Lset_consolecolor(lua_State *L) { int color = luaL_checkint(L, 1); HWND console = GetStdHandle(STD_OUTPUT_HANDLE); if(console == INVALID_HANDLE_VALUE) { return lerror(L, "GetStdHandle"); } if(!SetConsoleTextAttribute(console, color)) { return lerror(L, "SetConsoleTextAttribute"); } lua_pushboolean(L, 1); return 1; } static const luaL_Reg Reg[] = { { "get_nameservers", Lget_nameservers }, { "get_consolecolor", Lget_consolecolor }, { "set_consolecolor", Lset_consolecolor }, { NULL, NULL } }; LUALIB_API int luaopen_util_windows(lua_State *L) { #if (LUA_VERSION_NUM > 501) luaL_checkversion(L); #endif lua_newtable(L); luaL_setfuncs(L, Reg, 0); lua_pushliteral(L, "-3.14"); lua_setfield(L, -2, "version"); return 1; }