Implement GUI init and deinit functions

1 files changed, 9 insertions, 3 deletions

diff --git a/gui.c b/gui.c
index cb26990..1c107da 100644
--- a/gui.c
+++ b/gui.c
@@ -42,9 +42,17 @@ struct GuiContext *init() {
 	ctx->quit = false;
 	ctx->xmpp_fd = -1;
 
+	ctx->pixels = malloc(sizeof(uint32_t) * 640 * 480);
+	memset(ctx->pixels, 255, 640 * 480 * sizeof(uint32_t));
+
 	return ctx;
 }
 
+void deinit(struct GuiContext *ctx) {
+	free(ctx->pixels);
+	free(ctx);
+}
+
 void gui_run(void) {
 
 	struct GuiContext *ctx = init();
@@ -63,8 +71,6 @@ void gui_run(void) {
 	ctx->renderer = SDL_CreateRenderer(ctx->window, -1, 0);
 	ctx->texture = SDL_CreateTexture(ctx->renderer, SDL_PIXELFORMAT_ARGB8888,
 	                                 SDL_TEXTUREACCESS_STATIC, 640, 480);
-	ctx->pixels = malloc(sizeof(uint32_t) * 640 * 480);
-	memset(ctx->pixels, 255, 640 * 480 * sizeof(uint32_t));
 
 	// handle failed window creation
 	if (ctx->window == NULL) {
@@ -95,7 +101,7 @@ void gui_run(void) {
 		SDL_DestroyWindow(ctx->window);
 	}
 
-	free(ctx->pixels);
+	deinit(ctx);
 
 	// TODO this seems to end in memory access errors but ... why?
 	//SDL_DestroyTexture(texture);