1.1 --- /dev/null Thu Jan 01 00:00:00 1970 +0000
1.2 +++ b/other-licenses/nsis/Contrib/ExDLL/exdll.h Wed Dec 31 06:09:35 2014 +0100
1.3 @@ -0,0 +1,234 @@
1.4 +// Unicode support added by Jim Park -- 07/27/2007
1.5 +// Unicode support requires that all plugins take TCHARs instead as well. This
1.6 +// means existing plugins will not work for the Unicode version of NSIS unless
1.7 +// recompiled. You have been warned.
1.8 +
1.9 +#ifndef _EXDLL_H_
1.10 +#define _EXDLL_H_
1.11 +
1.12 +#include <windows.h>
1.13 +#include "tchar.h"
1.14 +
1.15 +#if defined(__GNUC__)
1.16 +#define UNUSED __attribute__((unused))
1.17 +#else
1.18 +#define UNUSED
1.19 +#endif
1.20 +
1.21 +// only include this file from one place in your DLL.
1.22 +// (it is all static, if you use it in two places it will fail)
1.23 +
1.24 +#define EXDLL_INIT() { \
1.25 + g_stringsize=string_size; \
1.26 + g_stacktop=stacktop; \
1.27 + g_variables=variables; }
1.28 +
1.29 +// For page showing plug-ins
1.30 +#define WM_NOTIFY_OUTER_NEXT (WM_USER+0x8)
1.31 +#define WM_NOTIFY_CUSTOM_READY (WM_USER+0xd)
1.32 +
1.33 +/* Jim Park: This char is compared as an int value and therefore
1.34 + it's fine as an ASCII. Do not need to change to wchar_t since
1.35 + it will get the same integer value. */
1.36 +#define NOTIFY_BYE_BYE _T('x')
1.37 +
1.38 +typedef struct _stack_t {
1.39 + struct _stack_t *next;
1.40 + TCHAR text[1]; // this should be the length of string_size
1.41 +} stack_t;
1.42 +
1.43 +
1.44 +static unsigned int g_stringsize;
1.45 +static stack_t **g_stacktop;
1.46 +static TCHAR *g_variables;
1.47 +
1.48 +static int __stdcall popstring(TCHAR *str) UNUSED; // 0 on success, 1 on empty stack
1.49 +static void __stdcall pushstring(const TCHAR *str) UNUSED;
1.50 +static TCHAR * __stdcall getuservariable(const int varnum) UNUSED;
1.51 +static void __stdcall setuservariable(const int varnum, const TCHAR *var) UNUSED;
1.52 +
1.53 +enum
1.54 +{
1.55 +INST_0, // $0
1.56 +INST_1, // $1
1.57 +INST_2, // $2
1.58 +INST_3, // $3
1.59 +INST_4, // $4
1.60 +INST_5, // $5
1.61 +INST_6, // $6
1.62 +INST_7, // $7
1.63 +INST_8, // $8
1.64 +INST_9, // $9
1.65 +INST_R0, // $R0
1.66 +INST_R1, // $R1
1.67 +INST_R2, // $R2
1.68 +INST_R3, // $R3
1.69 +INST_R4, // $R4
1.70 +INST_R5, // $R5
1.71 +INST_R6, // $R6
1.72 +INST_R7, // $R7
1.73 +INST_R8, // $R8
1.74 +INST_R9, // $R9
1.75 +INST_CMDLINE, // $CMDLINE
1.76 +INST_INSTDIR, // $INSTDIR
1.77 +INST_OUTDIR, // $OUTDIR
1.78 +INST_EXEDIR, // $EXEDIR
1.79 +INST_LANG, // $LANGUAGE
1.80 +__INST_LAST
1.81 +};
1.82 +
1.83 +typedef struct {
1.84 + int autoclose;
1.85 + int all_user_var;
1.86 + int exec_error;
1.87 + int abort;
1.88 + int exec_reboot;
1.89 + int reboot_called;
1.90 + int XXX_cur_insttype; // deprecated
1.91 + int XXX_insttype_changed; // deprecated
1.92 + int silent;
1.93 + int instdir_error;
1.94 + int rtl;
1.95 + int errlvl;
1.96 + int alter_reg_view;
1.97 + int status_update;
1.98 +} exec_flags_type;
1.99 +
1.100 +typedef struct {
1.101 + exec_flags_type *exec_flags;
1.102 + int (__stdcall *ExecuteCodeSegment)(int, HWND);
1.103 + void (__stdcall *validate_filename)(TCHAR *);
1.104 +} extra_parameters;
1.105 +
1.106 +// utility functions (not required but often useful)
1.107 +static int __stdcall popstring(TCHAR *str)
1.108 +{
1.109 + stack_t *th;
1.110 + if (!g_stacktop || !*g_stacktop) return 1;
1.111 + th=(*g_stacktop);
1.112 + lstrcpy(str,th->text);
1.113 + *g_stacktop = th->next;
1.114 + GlobalFree((HGLOBAL)th);
1.115 + return 0;
1.116 +}
1.117 +
1.118 +static void __stdcall pushstring(const TCHAR *str)
1.119 +{
1.120 + stack_t *th;
1.121 + if (!g_stacktop) return;
1.122 + th=(stack_t*)GlobalAlloc(GPTR,(sizeof(stack_t)+(g_stringsize)*sizeof(TCHAR)));
1.123 + lstrcpyn(th->text,str,g_stringsize);
1.124 + th->next=*g_stacktop;
1.125 + *g_stacktop=th;
1.126 +}
1.127 +
1.128 +static TCHAR * __stdcall getuservariable(const int varnum)
1.129 +{
1.130 + if (varnum < 0 || varnum >= __INST_LAST) return NULL;
1.131 + return g_variables+varnum*g_stringsize;
1.132 +}
1.133 +
1.134 +static void __stdcall setuservariable(const int varnum, const TCHAR *var)
1.135 +{
1.136 + if (var != NULL && varnum >= 0 && varnum < __INST_LAST)
1.137 + lstrcpy(g_variables + varnum*g_stringsize, var);
1.138 +}
1.139 +
1.140 +#ifdef _UNICODE
1.141 +#define PopStringW(x) popstring(x)
1.142 +#define PushStringW(x) pushstring(x)
1.143 +#define SetUserVariableW(x,y) setuservariable(x,y)
1.144 +
1.145 +static int __stdcall PopStringA(char* ansiStr)
1.146 +{
1.147 + wchar_t* wideStr = (wchar_t*) GlobalAlloc(GPTR, g_stringsize*sizeof(wchar_t));
1.148 + int rval = popstring(wideStr);
1.149 + WideCharToMultiByte(CP_ACP, 0, wideStr, -1, ansiStr, g_stringsize, NULL, NULL);
1.150 + GlobalFree((HGLOBAL)wideStr);
1.151 + return rval;
1.152 +}
1.153 +
1.154 +static void __stdcall PushStringA(const char* ansiStr)
1.155 +{
1.156 + wchar_t* wideStr = (wchar_t*) GlobalAlloc(GPTR, g_stringsize*sizeof(wchar_t));
1.157 + MultiByteToWideChar(CP_ACP, 0, ansiStr, -1, wideStr, g_stringsize);
1.158 + pushstring(wideStr);
1.159 + GlobalFree((HGLOBAL)wideStr);
1.160 + return;
1.161 +}
1.162 +
1.163 +static void __stdcall GetUserVariableW(const int varnum, wchar_t* wideStr)
1.164 +{
1.165 + lstrcpyW(wideStr, getuservariable(varnum));
1.166 +}
1.167 +
1.168 +static void __stdcall GetUserVariableA(const int varnum, char* ansiStr)
1.169 +{
1.170 + wchar_t* wideStr = getuservariable(varnum);
1.171 + WideCharToMultiByte(CP_ACP, 0, wideStr, -1, ansiStr, g_stringsize, NULL, NULL);
1.172 +}
1.173 +
1.174 +static void __stdcall SetUserVariableA(const int varnum, const char* ansiStr)
1.175 +{
1.176 + if (ansiStr != NULL && varnum >= 0 && varnum < __INST_LAST)
1.177 + {
1.178 + wchar_t* wideStr = g_variables + varnum * g_stringsize;
1.179 + MultiByteToWideChar(CP_ACP, 0, ansiStr, -1, wideStr, g_stringsize);
1.180 + }
1.181 +}
1.182 +
1.183 +#else
1.184 +// ANSI defs
1.185 +
1.186 +#define PopStringA(x) popstring(x)
1.187 +#define PushStringA(x) pushstring(x)
1.188 +#define SetUserVariableA(x,y) setuservariable(x,y)
1.189 +
1.190 +static int __stdcall PopStringW(wchar_t* wideStr)
1.191 +{
1.192 + char* ansiStr = (char*) GlobalAlloc(GPTR, g_stringsize);
1.193 + int rval = popstring(ansiStr);
1.194 + MultiByteToWideChar(CP_ACP, 0, ansiStr, -1, wideStr, g_stringsize);
1.195 + GlobalFree((HGLOBAL)ansiStr);
1.196 + return rval;
1.197 +}
1.198 +
1.199 +static void __stdcall PushStringW(wchar_t* wideStr)
1.200 +{
1.201 + char* ansiStr = (char*) GlobalAlloc(GPTR, g_stringsize);
1.202 + WideCharToMultiByte(CP_ACP, 0, wideStr, -1, ansiStr, g_stringsize, NULL, NULL);
1.203 + pushstring(ansiStr);
1.204 + GlobalFree((HGLOBAL)ansiStr);
1.205 +}
1.206 +
1.207 +static void __stdcall GetUserVariableW(const int varnum, wchar_t* wideStr)
1.208 +{
1.209 + char* ansiStr = getuservariable(varnum);
1.210 + MultiByteToWideChar(CP_ACP, 0, ansiStr, -1, wideStr, g_stringsize);
1.211 +}
1.212 +
1.213 +static void __stdcall GetUserVariableA(const int varnum, char* ansiStr)
1.214 +{
1.215 + lstrcpyA(ansiStr, getuservariable(varnum));
1.216 +}
1.217 +
1.218 +static void __stdcall SetUserVariableW(const int varnum, const wchar_t* wideStr)
1.219 +{
1.220 + if (wideStr != NULL && varnum >= 0 && varnum < __INST_LAST)
1.221 + {
1.222 + char* ansiStr = g_variables + varnum * g_stringsize;
1.223 + WideCharToMultiByte(CP_ACP, 0, wideStr, -1, ansiStr, g_stringsize, NULL, NULL);
1.224 + }
1.225 +}
1.226 +#endif
1.227 +
1.228 +static BOOL __stdcall IsUnicode(void)
1.229 +{
1.230 +#ifdef _UNICODE
1.231 + return TRUE;
1.232 +#else
1.233 + return FALSE;
1.234 +#endif
1.235 +}
1.236 +
1.237 +#endif//_EXDLL_H_
