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fs2open.github.com/code/osapi/osregistry.cpp
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karajorma e6f640c53d Sync with trunk
2009-11-02 07:12:36 +00:00

507 lines
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/*
* Copyright (C) Volition, Inc. 1999. All rights reserved.
*
* All source code herein is the property of Volition, Inc. You may not sell
* or otherwise commercially exploit the source or things you created based on the
* source.
*
*/
#include <windows.h>
#include <string.h>
#include "globalincs/pstypes.h"
#include "osapi/osregistry.h"
// NEVER ADD ANY OTHER INCLUDES HERE - YOU'LL LIKELY BREAK THE LAUNCHER!!!!!!!!!!!!!
// ------------------------------------------------------------------------------------------------------------
// REGISTRY DEFINES/VARS
//
static char szCompanyName[128];
static char szAppName[128];
static char szAppVersion[128];
char *Osreg_company_name = "Volition";
char *Osreg_class_name = "FreeSpace2Class";
/*
#if defined(FS2_DEMO)
char *Osreg_app_name = "FreeSpace2Demo";
char *Osreg_title = "FreeSpace 2 Demo";
#elif defined(OEM_BUILD)
char *Osreg_app_name = "FreeSpace2OEM";
char *Osreg_title = "FreeSpace 2 OEM";
#else
*/
// RT Lets make all versions use the same registry location
// If we don't the launcher either needs to handle somehow telling what release type a
// FS2 exe is or it won't work. Its far similar to just use one default location.
// The Launcher will set up everything needed
char *Osreg_app_name = "FreeSpace2";
char *Osreg_title = "FreeSpace 2";
//#endif
int Os_reg_inited = 0;
// ------------------------------------------------------------------------------------------------------------
// REGISTRY FUNCTIONS
//
// os registry functions -------------------------------------------------------------
// initialize the registry. setup default keys to use
void os_init_registry_stuff(char *company, char *app, char *version)
{
if(company){
strcpy_s( szCompanyName, company );
} else {
strcpy_s( szCompanyName, Osreg_company_name);
}
if(app){
strcpy_s( szAppName, app );
} else {
strcpy_s( szAppName, Osreg_app_name);
}
if(version){
strcpy_s( szAppVersion, version);
} else {
strcpy_s( szAppVersion, "1.0");
}
Os_reg_inited = 1;
}
// Removes a value from to the INI file. Passing
// name=NULL will delete the section.
void os_config_remove( char *section, char *name )
{
HKEY hKey = NULL;
DWORD dwDisposition;
char keyname[1024];
LONG lResult;
if(!Os_reg_inited){
return;
}
if ( section ) {
sprintf( keyname, "Software\\%s\\%s\\%s", szCompanyName, szAppName, section );
} else {
sprintf( keyname, "Software\\%s\\%s", szCompanyName, szAppName );
}
// remove the value
if ( !name ) {
if ( !section ) {
goto Cleanup;
}
lResult = RegDeleteKey( HKEY_LOCAL_MACHINE, keyname );
if ( lResult != ERROR_SUCCESS ) {
goto Cleanup;
}
} else {
lResult = RegCreateKeyEx( HKEY_LOCAL_MACHINE, // Where to add it
keyname, // name of key
NULL, // DWORD reserved
"", // Object class
REG_OPTION_NON_VOLATILE, // Save to disk
KEY_ALL_ACCESS, // Allows all changes
NULL, // Default security attributes
&hKey, // Location to store key
&dwDisposition ); // Location to store status of key
if ( lResult != ERROR_SUCCESS ) {
goto Cleanup;
}
lResult = RegDeleteValue( hKey, name );
if ( lResult != ERROR_SUCCESS ) {
goto Cleanup;
}
}
Cleanup:
if ( hKey )
RegCloseKey(hKey);
}
// Writes a string to the INI file. If value is NULL,
// removes the string. Writing a NULL value to a NULL name will delete
// the section.
void os_config_write_string( char *section, char *name, char *value )
{
HKEY hKey = NULL;
DWORD dwDisposition;
char keyname[1024];
LONG lResult;
if(!Os_reg_inited){
return;
}
if ( section ) {
sprintf( keyname, "Software\\%s\\%s\\%s", szCompanyName, szAppName, section );
} else {
sprintf( keyname, "Software\\%s\\%s", szCompanyName, szAppName );
}
lResult = RegCreateKeyEx( HKEY_LOCAL_MACHINE, // Where to add it
keyname, // name of key
NULL, // DWORD reserved
"", // Object class
REG_OPTION_NON_VOLATILE, // Save to disk
KEY_ALL_ACCESS, // Allows all changes
NULL, // Default security attributes
&hKey, // Location to store key
&dwDisposition ); // Location to store status of key
if ( lResult != ERROR_SUCCESS ) {
goto Cleanup;
}
if ( !name ) {
goto Cleanup;
}
lResult = RegSetValueEx( hKey, // Handle to key
name, // The values name
NULL, // DWORD reserved
REG_SZ, // null terminated string
(CONST BYTE *)value, // value to set
strlen(value) + 1 ); // How many bytes to set
if ( lResult != ERROR_SUCCESS ) {
goto Cleanup;
}
Cleanup:
if ( hKey )
RegCloseKey(hKey);
}
// same as previous function except we don't use the application name to build up the keyname
void os_config_write_string2( char *section, char *name, char *value )
{
HKEY hKey = NULL;
DWORD dwDisposition;
char keyname[1024];
LONG lResult;
if(!Os_reg_inited){
return;
}
if ( section ) {
sprintf( keyname, "Software\\%s\\%s", szCompanyName, section );
} else {
sprintf( keyname, "Software\\%s", szCompanyName );
}
lResult = RegCreateKeyEx( HKEY_LOCAL_MACHINE, // Where to add it
keyname, // name of key
NULL, // DWORD reserved
"", // Object class
REG_OPTION_NON_VOLATILE, // Save to disk
KEY_ALL_ACCESS, // Allows all changes
NULL, // Default security attributes
&hKey, // Location to store key
&dwDisposition ); // Location to store status of key
if ( lResult != ERROR_SUCCESS ) {
goto Cleanup;
}
if ( !name ) {
goto Cleanup;
}
lResult = RegSetValueEx( hKey, // Handle to key
name, // The values name
NULL, // DWORD reserved
REG_SZ, // null terminated string
(CONST BYTE *)value, // value to set
strlen(value) + 1 ); // How many bytes to set
if ( lResult != ERROR_SUCCESS ) {
goto Cleanup;
}
Cleanup:
if ( hKey )
RegCloseKey(hKey);
}
// Writes an unsigned int to the INI file.
void os_config_write_uint( char *section, char *name, uint value )
{
HKEY hKey = NULL;
DWORD dwDisposition;
char keyname[1024];
LONG lResult;
if(!Os_reg_inited){
return;
}
if ( section ) {
sprintf( keyname, "Software\\%s\\%s\\%s", szCompanyName, szAppName, section );
} else {
sprintf( keyname, "Software\\%s\\%s", szCompanyName, szAppName );
}
lResult = RegCreateKeyEx( HKEY_LOCAL_MACHINE, // Where to add it
keyname, // name of key
NULL, // DWORD reserved
"", // Object class
REG_OPTION_NON_VOLATILE, // Save to disk
KEY_ALL_ACCESS, // Allows all changes
NULL, // Default security attributes
&hKey, // Location to store key
&dwDisposition ); // Location to store status of key
if ( lResult != ERROR_SUCCESS ) {
goto Cleanup;
}
if ( !name ) {
goto Cleanup;
}
lResult = RegSetValueEx( hKey, // Handle to key
name, // The values name
NULL, // DWORD reserved
REG_DWORD, // null terminated string
(CONST BYTE *)&value, // value to set
4 ); // How many bytes to set
if ( lResult != ERROR_SUCCESS ) {
goto Cleanup;
}
Cleanup:
if ( hKey )
RegCloseKey(hKey);
}
// Reads a string from the INI file. If default is passed,
// and the string isn't found, returns ptr to default otherwise
// returns NULL; Copy the return value somewhere before
// calling os_read_string again, because it might reuse the
// same buffer.
static char tmp_string_data[1024];
char * os_config_read_string( char *section, char *name, char *default_value )
{
HKEY hKey = NULL;
DWORD dwType, dwLen;
char keyname[1024];
LONG lResult;
if(!Os_reg_inited){
return NULL;
}
if ( section ) {
sprintf( keyname, "Software\\%s\\%s\\%s", szCompanyName, szAppName, section );
} else {
sprintf( keyname, "Software\\%s\\%s", szCompanyName, szAppName );
}
lResult = RegOpenKeyEx( HKEY_LOCAL_MACHINE, // Where it is
keyname, // name of key
NULL, // DWORD reserved
KEY_QUERY_VALUE, // Allows all changes
&hKey ); // Location to store key
if ( lResult != ERROR_SUCCESS ) {
goto Cleanup;
}
if ( !name ) {
goto Cleanup;
}
dwLen = 1024;
lResult = RegQueryValueEx( hKey, // Handle to key
name, // The values name
NULL, // DWORD reserved
&dwType, // What kind it is
(ubyte *)&tmp_string_data, // value to set
&dwLen ); // How many bytes to set
if ( lResult != ERROR_SUCCESS ) {
goto Cleanup;
}
default_value = tmp_string_data;
Cleanup:
if ( hKey )
RegCloseKey(hKey);
return default_value;
}
// same as previous function except we don't use the application name to build up the keyname
char * os_config_read_string2( char *section, char *name, char *default_value )
{
HKEY hKey = NULL;
DWORD dwType, dwLen;
char keyname[1024];
LONG lResult;
if(!Os_reg_inited){
return NULL;
}
if ( section ) {
sprintf( keyname, "Software\\%s\\%s", szCompanyName, section );
} else {
sprintf( keyname, "Software\\%s", szCompanyName );
}
lResult = RegOpenKeyEx( HKEY_LOCAL_MACHINE, // Where it is
keyname, // name of key
NULL, // DWORD reserved
KEY_QUERY_VALUE, // Allows all changes
&hKey ); // Location to store key
if ( lResult != ERROR_SUCCESS ) {
goto Cleanup;
}
if ( !name ) {
goto Cleanup;
}
dwLen = 1024;
lResult = RegQueryValueEx( hKey, // Handle to key
name, // The values name
NULL, // DWORD reserved
&dwType, // What kind it is
(ubyte *)&tmp_string_data, // value to set
&dwLen ); // How many bytes to set
if ( lResult != ERROR_SUCCESS ) {
goto Cleanup;
}
default_value = tmp_string_data;
Cleanup:
if ( hKey )
RegCloseKey(hKey);
return default_value;
}
// Reads a string from the INI file. Default_value must
// be passed, and if 'name' isn't found, then returns default_value
uint os_config_read_uint( char *section, char *name, uint default_value )
{
HKEY hKey = NULL;
DWORD dwType, dwLen;
char keyname[1024];
LONG lResult;
uint tmp_val;
if ( !Os_reg_inited ) {
return default_value;
}
if ( section ) {
sprintf( keyname, "Software\\%s\\%s\\%s", szCompanyName, szAppName, section );
} else {
sprintf( keyname, "Software\\%s\\%s", szCompanyName, szAppName );
}
lResult = RegOpenKeyEx( HKEY_LOCAL_MACHINE, // Where it is
keyname, // name of key
NULL, // DWORD reserved
KEY_QUERY_VALUE, // Allows all changes
&hKey ); // Location to store key
if ( lResult != ERROR_SUCCESS ) {
goto Cleanup;
}
if ( !name ) {
goto Cleanup;
}
dwLen = 4;
lResult = RegQueryValueEx( hKey, // Handle to key
name, // The values name
NULL, // DWORD reserved
&dwType, // What kind it is
(ubyte *)&tmp_val, // value to set
&dwLen ); // How many bytes to set
if ( lResult != ERROR_SUCCESS ) {
goto Cleanup;
}
default_value = tmp_val;
Cleanup:
if ( hKey )
RegCloseKey(hKey);
return default_value;
}
// uses Ex versions of Windows registry functions
static char tmp_string_data_ex[1024];
char * os_config_read_string_ex( char *keyname, char *name, char *default_value )
{
HKEY hKey = NULL;
DWORD dwType, dwLen;
LONG lResult;
lResult = RegOpenKeyEx( HKEY_LOCAL_MACHINE, // Where it is
keyname, // name of key
NULL, // DWORD reserved
KEY_QUERY_VALUE, // Allows all changes
&hKey ); // Location to store key
if ( lResult != ERROR_SUCCESS ) {
//mprintf(( "Error opening registry key '%s'\n", keyname ));
goto Cleanup;
}
if ( !name ) {
//mprintf(( "No variable name passed\n" ));
goto Cleanup;
}
dwLen = 1024;
lResult = RegQueryValueEx( hKey, // Handle to key
name, // The values name
NULL, // DWORD reserved
&dwType, // What kind it is
(ubyte *)&tmp_string_data_ex, // value to set
&dwLen ); // How many bytes to set
if ( lResult != ERROR_SUCCESS ) {
//mprintf(( "Error reading registry key '%s'\n", name ));
goto Cleanup;
}
default_value = tmp_string_data_ex;
Cleanup:
if ( hKey )
RegCloseKey(hKey);
return default_value;
}
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