From: martin.holst@gmail.com Date: Fri, 24 May 2013 21:06:57 +0000 (+0000) Subject: 'core' library glue X-Git-Tag: v1.0.0~80^2~31 X-Git-Url: https://git.zerfleddert.de/cgi-bin/gitweb.cgi/proxmark3-svn/commitdiff_plain/5b760b6cac721c6abd036c0689e713b5a7c700c5 'core' library glue --- diff --git a/client/scripting.c b/client/scripting.c new file mode 100644 index 00000000..f9f4999d --- /dev/null +++ b/client/scripting.c @@ -0,0 +1,122 @@ +//----------------------------------------------------------------------------- +// Copyright (C) 2013 m h swende +// +// This code is licensed to you under the terms of the GNU GPL, version 2 or, +// at your option, any later version. See the LICENSE.txt file for the text of +// the license. +//----------------------------------------------------------------------------- +// Some lua scripting glue to proxmark core. +//----------------------------------------------------------------------------- + +#include +#include +#include +#include "proxmark3.h" +#include "usb_cmd.h" +#include "cmdmain.h" +#include "scripting.h" +/** + * The following params expected: + * UsbCommand c + *@brief l_SendCommand + * @param L + * @return + */ +static int l_SendCommand(lua_State *L){ + + /* + * + The SendCommand (native) expects the following structure: + + typedef struct { + uint64_t cmd; //8 bytes + uint64_t arg[3]; // 8*3 bytes = 24 bytes + union { + uint8_t asBytes[USB_CMD_DATA_SIZE]; // 1 byte * 512 = 512 bytes (OR) + uint32_t asDwords[USB_CMD_DATA_SIZE/4]; // 4 byte * 128 = 512 bytes + } d; + } PACKED UsbCommand; + + ==> A 544 byte buffer will do. + **/ + //Pop cmd + UsbCommand *c = (UsbCommand *)lua_touserdata(L, 1); + luaL_argcheck(L, c != NULL, 1, "'UsbCommand' expected"); + SendCommand(c); + return 0; +} +/** + * @brief The following params expected: + * uint32_t cmd + * size_t ms_timeout + * @param L + * @return + */ +static int l_WaitForResponseTimeout(lua_State *L){ + + //pop cmd + uint32_t cmd = luaL_checkunsigned(L,1); + printf("in l_WaitForResponseTimeout, got cmd 0x%0x\n",(int) cmd); + //UsbCommand response; + + //We allocate the usbcommand as userdata on the Lua-stack + size_t nbytes = sizeof(UsbCommand); + + UsbCommand *response = (UsbCommand *)lua_newuserdata(L, nbytes); + + size_t ms_timeout = 2000; + //Did the user send a timeout ? + //Check if the current top of stack is an integer + + if(lua_isnumber( L, 2)) + { + printf("You sent a timout-value\n"); + ms_timeout = luaL_checkunsigned(L,2); + } + printf("Timeout set to %dms\n" , (int) ms_timeout); + + if(WaitForResponseTimeout(cmd, response, ms_timeout)) + { + //Return the UsbCommand as userdata + //the usbcommand is already on the stack + // return 1 to signal one return value + return 1; + }else + { + //Don't return the UsbCommand. Pop it. + lua_pop(L,-1); + //Push a Nil instead + lua_pushnil(L); + return 1; + } +} +static int l_nonce2key(lua_State *L){ return CmdHF14AMfRdSc(luaL_checkstring(L, 1));} +static int l_PrintAndLog(lua_State *L){ return CmdHF14AMfDump(luaL_checkstring(L, 1));} + +void set_pm3_libraries(lua_State *L) +{ + static const luaL_Reg libs[] = { + {"SendCommand", l_SendCommand}, + {"WaitForResponseTimeout", l_WaitForResponseTimeout}, + {"nonce2key", l_nonce2key}, + {"PrintAndLog", l_PrintAndLog}, + {NULL, NULL} + }; + + lua_pushglobaltable(L); + // Core library is in this table. Contains ' + //this is 'pm3' table + lua_newtable(L); + + //Put the function into the hash table. + for (int i = 0; libs[i].name; i++) { + lua_pushcfunction(L, libs[i].func); + lua_setfield(L, -2, libs[i].name);//set the name, pop stack + } + //Name of 'core' + lua_setfield(L, -2, "core"); + + //-- remove the global environment table from the stack + lua_pop(L, 1); + return 1; +} diff --git a/client/scripting.h b/client/scripting.h new file mode 100644 index 00000000..58e5359e --- /dev/null +++ b/client/scripting.h @@ -0,0 +1,23 @@ +//----------------------------------------------------------------------------- +// Copyright (C) 2013 m h swende +// +// This code is licensed to you under the terms of the GNU GPL, version 2 or, +// at your option, any later version. See the LICENSE.txt file for the text of +// the license. +//----------------------------------------------------------------------------- +// Some lua scripting glue to proxmark core. +//----------------------------------------------------------------------------- +#ifndef SCRIPTING_H__ +#define SCRIPTING_H__ + +#include + +/** + * @brief set_libraries loads the core components of pm3 into the 'pm3' + * namespace within the given lua_State + * @param L + */ + +void set_pm3_libraries(lua_State *L); + +#endif