Merge branch 'mac-fixes' of git://git.hohndel.org/subsurface

* 'mac-fixes' of git://git.hohndel.org/subsurface:
  Split reading/writing preferences into OS specific files

1 files changed, 77 insertions, 0 deletions

diff --git a/windows.c b/windows.c
new file mode 100644
index 000000000..df04aa0f2
--- /dev/null
+++ b/windows.c
@@ -0,0 +1,77 @@
+/* windows.c */
+/* implements Windows specific functions */
+#include "display-gtk.h"
+#include <windows.h>
+
+static HKEY hkey;
+
+static int get_from_registry(HKEY hkey, const char *key)
+{
+	DWORD value;
+	DWORD len = 4;
+	LONG success;
+
+	success = RegQueryValueEx(hkey, TEXT(key), NULL, NULL,
+				(LPBYTE) &value, &len );
+	if (success != ERROR_SUCCESS)
+		return FALSE; /* that's what happens the first time we start */
+	return value;
+}
+
+void subsurface_open_conf(void)
+{
+	LONG success;
+
+	success = RegOpenKeyEx(HKEY_CURRENT_USER, TEXT("Software\\subsurface"), 0,
+			KEY_QUERY_VALUE, &hkey);
+	if (success != ERROR_SUCCESS) {
+		success = RegCreateKeyEx(HKEY_CURRENT_USER, TEXT("Software\\subsurface"),
+					0L, NULL, REG_OPTION_NON_VOLATILE, KEY_ALL_ACCESS,
+					NULL, &hkey, NULL);
+		if (success != ERROR_SUCCESS)
+			printf("CreateKey Software\\subsurface failed %ld\n", success);
+	}
+}
+
+void subsurface_set_conf(char *name, pref_type_t type, const void *value)
+{
+	switch (type) {
+	case PREF_BOOL:
+		/* we simply store the value as DWORD */
+		RegSetValueEx(hkey, TEXT(name), 0, REG_DWORD, (DWORD)value, 4);
+		break;
+	case PREF_STRING:
+		RegSetValueEx(hkey, TEXT(name), 0, REG_SZ, value, strlen(value));
+	}
+}
+
+const void *subsurface_get_conf(char *name, pref_type_t type)
+{
+	char *string;
+	int len;
+
+	switch (type) {
+	case PREF_BOOL:
+		return get_from_registry(hkey, name) ? (void *) 1 : NULL;
+	case PREF_STRING:
+		string = malloc(80);
+		len = 80;
+		success = RegQueryValueEx(hkey, TEXT(name), NULL, NULL,
+					(LPBYTE) string, &len );
+		if (success != ERROR_SUCCESS) {
+			/* that's what happens the first time we start - just return NULL */
+			free(string);
+			return NULL;
+		}
+		return string;
+	}
+	/* we shouldn't get here */
+	return NULL;
+}
+
+void subsurface_close_conf(void)
+{
+	if (RegFlushKey(hkey) != ERROR_SUCCESS)
+		printf("RegFlushKey failed %ld\n");
+	RegCloseKey(hkey);
+}