exdllutil.h (3492B)
1 // Unicode support by Jim Park -- 08/23/2007 2 // Jim Park: Should probably turn this into a nice class for C++ programs. 3 4 #pragma once 5 #include <windows.h> 6 #include <tchar.h> 7 // only include this file from one place in your DLL. 8 // (it is all static, if you use it in two places it will fail) 9 10 #define EXDLL_INIT() { \ 11 g_stringsize=string_size; \ 12 g_stacktop=stacktop; \ 13 g_variables=variables; } 14 15 // For page showing plug-ins 16 #define WM_NOTIFY_OUTER_NEXT (WM_USER+0x8) 17 #define WM_NOTIFY_CUSTOM_READY (WM_USER+0xd) 18 19 /* Jim Park: This char is compared as an int value and therefore 20 it's fine as an ASCII. Do not need to change to wchar_t since 21 it will get the same integer value. */ 22 #define NOTIFY_BYE_BYE _T('x') 23 24 typedef struct _stack_t { 25 struct _stack_t *next; 26 TCHAR text[1]; // this should be the length of string_size 27 } stack_t; 28 29 static unsigned int g_stringsize; 30 static stack_t **g_stacktop; 31 static TCHAR *g_variables; 32 33 34 enum 35 { 36 INST_0, // $0 37 INST_1, // $1 38 INST_2, // $2 39 INST_3, // $3 40 INST_4, // $4 41 INST_5, // $5 42 INST_6, // $6 43 INST_7, // $7 44 INST_8, // $8 45 INST_9, // $9 46 INST_R0, // $R0 47 INST_R1, // $R1 48 INST_R2, // $R2 49 INST_R3, // $R3 50 INST_R4, // $R4 51 INST_R5, // $R5 52 INST_R6, // $R6 53 INST_R7, // $R7 54 INST_R8, // $R8 55 INST_R9, // $R9 56 INST_CMDLINE, // $CMDLINE 57 INST_INSTDIR, // $INSTDIR 58 INST_OUTDIR, // $OUTDIR 59 INST_EXEDIR, // $EXEDIR 60 INST_LANG, // $LANGUAGE 61 __INST_LAST 62 }; 63 64 typedef struct { 65 int autoclose; 66 int all_user_var; 67 int exec_error; 68 int abort; 69 int exec_reboot; 70 int reboot_called; 71 int XXX_cur_insttype; // deprecated 72 int XXX_insttype_changed; // deprecated 73 int silent; 74 int instdir_error; 75 int rtl; 76 int errlvl; 77 int alter_reg_view; 78 } exec_flags_type; 79 80 typedef struct { 81 exec_flags_type *exec_flags; 82 int (__stdcall *ExecuteCodeSegment)(int, HWND); 83 void (__stdcall *validate_filename)(TCHAR *); 84 } extra_parameters; 85 86 static int __stdcall popstring(TCHAR *str); // 0 on success, 1 on empty stack 87 static void __stdcall pushstring(const TCHAR *str); 88 static char * __stdcall getuservariable(const int varnum); 89 static void __stdcall setuservariable(const int varnum, const TCHAR *var); 90 91 #ifdef _UNICODE 92 #define PopStringW(x) popstring(x) 93 #define PushStringW(x) pushstring(x) 94 #define SetUserVariableW(x,y) setuservariable(x,y) 95 96 static int __stdcall PopStringA(char* ansiStr); 97 static void __stdcall PushStringA(const char* ansiStr); 98 static void __stdcall GetUserVariableW(const int varnum, wchar_t* wideStr); 99 static void __stdcall GetUserVariableA(const int varnum, char* ansiStr); 100 static void __stdcall SetUserVariableA(const int varnum, const char* ansiStr); 101 102 #else 103 // ANSI defs 104 105 #define PopStringA(x) popstring(x) 106 #define PushStringA(x) pushstring(x) 107 #define SetUserVariableA(x,y) setuservariable(x,y) 108 109 static int __stdcall PopStringW(wchar_t* wideStr); 110 static void __stdcall PushStringW(wchar_t* wideStr); 111 static void __stdcall GetUserVariableW(const int varnum, wchar_t* wideStr); 112 static void __stdcall GetUserVariableA(const int varnum, char* ansiStr); 113 static void __stdcall SetUserVariableW(const int varnum, const wchar_t* wideStr); 114 115 #endif 116 117 static BOOL __stdcall IsUnicode(void) 118 static TCHAR* __stdcall AllocString();