diff options
Diffstat (limited to 'other-licenses/nsis/Contrib/ExDLL/exdll.h')
| -rw-r--r-- | other-licenses/nsis/Contrib/ExDLL/exdll.h | 234 |
1 files changed, 234 insertions, 0 deletions
diff --git a/other-licenses/nsis/Contrib/ExDLL/exdll.h b/other-licenses/nsis/Contrib/ExDLL/exdll.h new file mode 100644 index 000000000..c923c5197 --- /dev/null +++ b/other-licenses/nsis/Contrib/ExDLL/exdll.h @@ -0,0 +1,234 @@ +// Unicode support added by Jim Park -- 07/27/2007
+// Unicode support requires that all plugins take TCHARs instead as well. This
+// means existing plugins will not work for the Unicode version of NSIS unless
+// recompiled. You have been warned.
+
+#ifndef _EXDLL_H_
+#define _EXDLL_H_
+
+#include <windows.h>
+#include "tchar.h"
+
+#if defined(__GNUC__)
+#define UNUSED __attribute__((unused))
+#else
+#define UNUSED
+#endif
+
+// only include this file from one place in your DLL.
+// (it is all static, if you use it in two places it will fail)
+
+#define EXDLL_INIT() { \
+ g_stringsize=string_size; \
+ g_stacktop=stacktop; \
+ g_variables=variables; }
+
+// For page showing plug-ins
+#define WM_NOTIFY_OUTER_NEXT (WM_USER+0x8)
+#define WM_NOTIFY_CUSTOM_READY (WM_USER+0xd)
+
+/* Jim Park: This char is compared as an int value and therefore
+ it's fine as an ASCII. Do not need to change to wchar_t since
+ it will get the same integer value. */
+#define NOTIFY_BYE_BYE _T('x')
+
+typedef struct _stack_t {
+ struct _stack_t *next;
+ TCHAR text[1]; // this should be the length of string_size
+} stack_t;
+
+
+static unsigned int g_stringsize;
+static stack_t **g_stacktop;
+static TCHAR *g_variables;
+
+static int __stdcall popstring(TCHAR *str) UNUSED; // 0 on success, 1 on empty stack
+static void __stdcall pushstring(const TCHAR *str) UNUSED;
+static TCHAR * __stdcall getuservariable(const int varnum) UNUSED;
+static void __stdcall setuservariable(const int varnum, const TCHAR *var) UNUSED;
+
+enum
+{
+INST_0, // $0
+INST_1, // $1
+INST_2, // $2
+INST_3, // $3
+INST_4, // $4
+INST_5, // $5
+INST_6, // $6
+INST_7, // $7
+INST_8, // $8
+INST_9, // $9
+INST_R0, // $R0
+INST_R1, // $R1
+INST_R2, // $R2
+INST_R3, // $R3
+INST_R4, // $R4
+INST_R5, // $R5
+INST_R6, // $R6
+INST_R7, // $R7
+INST_R8, // $R8
+INST_R9, // $R9
+INST_CMDLINE, // $CMDLINE
+INST_INSTDIR, // $INSTDIR
+INST_OUTDIR, // $OUTDIR
+INST_EXEDIR, // $EXEDIR
+INST_LANG, // $LANGUAGE
+__INST_LAST
+};
+
+typedef struct {
+ int autoclose;
+ int all_user_var;
+ int exec_error;
+ int abort;
+ int exec_reboot;
+ int reboot_called;
+ int XXX_cur_insttype; // deprecated
+ int XXX_insttype_changed; // deprecated
+ int silent;
+ int instdir_error;
+ int rtl;
+ int errlvl;
+ int alter_reg_view;
+ int status_update;
+} exec_flags_type;
+
+typedef struct {
+ exec_flags_type *exec_flags;
+ int (__stdcall *ExecuteCodeSegment)(int, HWND);
+ void (__stdcall *validate_filename)(TCHAR *);
+} extra_parameters;
+
+// utility functions (not required but often useful)
+static int __stdcall popstring(TCHAR *str)
+{
+ stack_t *th;
+ if (!g_stacktop || !*g_stacktop) return 1;
+ th=(*g_stacktop);
+ lstrcpy(str,th->text);
+ *g_stacktop = th->next;
+ GlobalFree((HGLOBAL)th);
+ return 0;
+}
+
+static void __stdcall pushstring(const TCHAR *str)
+{
+ stack_t *th;
+ if (!g_stacktop) return;
+ th=(stack_t*)GlobalAlloc(GPTR,(sizeof(stack_t)+(g_stringsize)*sizeof(TCHAR)));
+ lstrcpyn(th->text,str,g_stringsize);
+ th->next=*g_stacktop;
+ *g_stacktop=th;
+}
+
+static TCHAR * __stdcall getuservariable(const int varnum)
+{
+ if (varnum < 0 || varnum >= __INST_LAST) return NULL;
+ return g_variables+varnum*g_stringsize;
+}
+
+static void __stdcall setuservariable(const int varnum, const TCHAR *var)
+{
+ if (var != NULL && varnum >= 0 && varnum < __INST_LAST)
+ lstrcpy(g_variables + varnum*g_stringsize, var);
+}
+
+#ifdef _UNICODE
+#define PopStringW(x) popstring(x)
+#define PushStringW(x) pushstring(x)
+#define SetUserVariableW(x,y) setuservariable(x,y)
+
+static int __stdcall PopStringA(char* ansiStr)
+{
+ wchar_t* wideStr = (wchar_t*) GlobalAlloc(GPTR, g_stringsize*sizeof(wchar_t));
+ int rval = popstring(wideStr);
+ WideCharToMultiByte(CP_ACP, 0, wideStr, -1, ansiStr, g_stringsize, NULL, NULL);
+ GlobalFree((HGLOBAL)wideStr);
+ return rval;
+}
+
+static void __stdcall PushStringA(const char* ansiStr)
+{
+ wchar_t* wideStr = (wchar_t*) GlobalAlloc(GPTR, g_stringsize*sizeof(wchar_t));
+ MultiByteToWideChar(CP_ACP, 0, ansiStr, -1, wideStr, g_stringsize);
+ pushstring(wideStr);
+ GlobalFree((HGLOBAL)wideStr);
+ return;
+}
+
+static void __stdcall GetUserVariableW(const int varnum, wchar_t* wideStr)
+{
+ lstrcpyW(wideStr, getuservariable(varnum));
+}
+
+static void __stdcall GetUserVariableA(const int varnum, char* ansiStr)
+{
+ wchar_t* wideStr = getuservariable(varnum);
+ WideCharToMultiByte(CP_ACP, 0, wideStr, -1, ansiStr, g_stringsize, NULL, NULL);
+}
+
+static void __stdcall SetUserVariableA(const int varnum, const char* ansiStr)
+{
+ if (ansiStr != NULL && varnum >= 0 && varnum < __INST_LAST)
+ {
+ wchar_t* wideStr = g_variables + varnum * g_stringsize;
+ MultiByteToWideChar(CP_ACP, 0, ansiStr, -1, wideStr, g_stringsize);
+ }
+}
+
+#else
+// ANSI defs
+
+#define PopStringA(x) popstring(x)
+#define PushStringA(x) pushstring(x)
+#define SetUserVariableA(x,y) setuservariable(x,y)
+
+static int __stdcall PopStringW(wchar_t* wideStr)
+{
+ char* ansiStr = (char*) GlobalAlloc(GPTR, g_stringsize);
+ int rval = popstring(ansiStr);
+ MultiByteToWideChar(CP_ACP, 0, ansiStr, -1, wideStr, g_stringsize);
+ GlobalFree((HGLOBAL)ansiStr);
+ return rval;
+}
+
+static void __stdcall PushStringW(wchar_t* wideStr)
+{
+ char* ansiStr = (char*) GlobalAlloc(GPTR, g_stringsize);
+ WideCharToMultiByte(CP_ACP, 0, wideStr, -1, ansiStr, g_stringsize, NULL, NULL);
+ pushstring(ansiStr);
+ GlobalFree((HGLOBAL)ansiStr);
+}
+
+static void __stdcall GetUserVariableW(const int varnum, wchar_t* wideStr)
+{
+ char* ansiStr = getuservariable(varnum);
+ MultiByteToWideChar(CP_ACP, 0, ansiStr, -1, wideStr, g_stringsize);
+}
+
+static void __stdcall GetUserVariableA(const int varnum, char* ansiStr)
+{
+ lstrcpyA(ansiStr, getuservariable(varnum));
+}
+
+static void __stdcall SetUserVariableW(const int varnum, const wchar_t* wideStr)
+{
+ if (wideStr != NULL && varnum >= 0 && varnum < __INST_LAST)
+ {
+ char* ansiStr = g_variables + varnum * g_stringsize;
+ WideCharToMultiByte(CP_ACP, 0, wideStr, -1, ansiStr, g_stringsize, NULL, NULL);
+ }
+}
+#endif
+
+static BOOL __stdcall IsUnicode(void)
+{
+#ifdef _UNICODE
+ return TRUE;
+#else
+ return FALSE;
+#endif
+}
+
+#endif//_EXDLL_H_
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