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https://github.com/subsurface/subsurface.git
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85 lines
2.2 KiB
C
85 lines
2.2 KiB
C
/* windows.c */
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/* implements Windows specific functions */
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#include "display-gtk.h"
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#include <windows.h>
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static HKEY hkey;
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static int get_from_registry(HKEY hkey, const char *key)
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{
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DWORD value;
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DWORD len = 4;
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LONG success;
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success = RegQueryValueEx(hkey, (LPCTSTR)TEXT(key), NULL, NULL,
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(LPBYTE) &value, (LPDWORD)&len );
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if (success != ERROR_SUCCESS)
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return FALSE; /* that's what happens the first time we start */
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return value;
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}
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void subsurface_open_conf(void)
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{
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LONG success;
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success = RegCreateKeyEx(HKEY_CURRENT_USER, (LPCTSTR)TEXT("Software\\subsurface"),
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0L, NULL, REG_OPTION_NON_VOLATILE, KEY_ALL_ACCESS,
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NULL, &hkey, NULL);
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if (success != ERROR_SUCCESS)
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printf("CreateKey Software\\subsurface failed %ld\n", success);
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}
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void subsurface_set_conf(char *name, pref_type_t type, const void *value)
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{
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/* since we are using the pointer 'value' as both an actual
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* pointer to the string setting and as a way to pass the
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* numbers 0 and 1 to this function for booleans, one of the
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* calls to RegSetValueEx needs to pass &value (when we want
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* to pass the boolean value), the other one passes value (the
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* address of the string. */
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switch (type) {
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case PREF_BOOL:
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/* we simply store the value as DWORD */
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RegSetValueEx(hkey, (LPCTSTR)TEXT(name), 0, REG_DWORD, (const BYTE *)&value, 4);
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break;
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case PREF_STRING:
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RegSetValueEx(hkey, (LPCTSTR)TEXT(name), 0, REG_SZ, (const BYTE *)value, strlen(value));
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}
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}
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const void *subsurface_get_conf(char *name, pref_type_t type)
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{
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LONG success;
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char *string;
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int len;
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switch (type) {
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case PREF_BOOL:
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return get_from_registry(hkey, name) ? (void *) 1 : NULL;
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case PREF_STRING:
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string = malloc(80);
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len = 80;
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success = RegQueryValueEx(hkey, (LPCTSTR)TEXT(name), NULL, NULL,
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(LPBYTE) string, (LPDWORD)&len );
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if (success != ERROR_SUCCESS) {
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/* that's what happens the first time we start - just return NULL */
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free(string);
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return NULL;
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}
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return string;
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}
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/* we shouldn't get here */
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return NULL;
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}
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void subsurface_close_conf(void)
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{
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if (RegFlushKey(hkey) != ERROR_SUCCESS)
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printf("RegFlushKey failed \n");
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RegCloseKey(hkey);
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}
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const char *subsurface_USB_name()
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{
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return "COM3";
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}
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