X-Git-Url: http://git.mutantstargoat.com/user/nuclear/?a=blobdiff_plain;ds=sidebyside;f=src%2Fandroid%2Fassfile.c;fp=src%2Fandroid%2Fassfile.c;h=ec3d0f96240691d970d61f0dc8e1593c6a1d4972;hb=6c206da1b97ad86e095d383f4ebd3d8f332ad416;hp=0000000000000000000000000000000000000000;hpb=ab58ef7af3d960fd1360002a370ec76ce96ab768;p=andemo

diff --git a/src/android/assfile.c b/src/android/assfile.c
new file mode 100644
index 0000000..ec3d0f9
--- /dev/null
+++ b/src/android/assfile.c
@@ -0,0 +1,92 @@
+#include <assert.h>
+#include <fcntl.h>
+#include <android/asset_manager.h>
+#include "assfile.h"
+#include "android_native_app_glue.h"
+
+struct android_app *app;	/* defined in android/amain.c */
+
+static int putback_buf = -1;
+
+ass_file *ass_fopen(const char *fname, const char *mode)
+{
+	AAsset *ass;
+	unsigned int flags = 0;
+	char prev = 0;
+
+	while(*mode) {
+		switch(*mode) {
+		case 'r':
+			flags |= O_RDONLY;
+			break;
+
+		case 'w':
+			flags |= O_WRONLY;
+			break;
+
+		case 'a':
+			flags |= O_APPEND;
+			break;
+
+		case '+':
+			if(prev == 'w' || prev == 'a') {
+				flags |= O_CREAT;
+			}
+			break;
+
+		default:
+			break;
+		}
+		prev = *mode++;
+	}
+
+	assert(app);
+	assert(app->activity);
+	assert(app->activity->assetManager);
+	if(!(ass = AAssetManager_open(app->activity->assetManager, fname, flags))) {
+		return 0;
+	}
+	return (ass_file*)ass;
+}
+
+void ass_fclose(ass_file *fp)
+{
+	AAsset_close((AAsset*)fp);
+}
+
+long ass_fseek(ass_file *fp, long offs, int whence)
+{
+	return AAsset_seek((AAsset*)fp, offs, whence);
+}
+
+long ass_ftell(ass_file *fp)
+{
+	return AAsset_seek((AAsset*)fp, 0, SEEK_CUR);
+}
+
+int ass_feof(ass_file *fp)
+{
+	return AAsset_getRemainingLength((AAsset*)fp) == 0 ? 1 : 0;
+}
+
+size_t ass_fread(void *buf, size_t size, size_t count, ass_file *fp)
+{
+	size_t nbytes = size * count;
+	size_t rdbytes = 0;
+
+	if(putback_buf >= 0) {
+		*(unsigned char*)buf = (unsigned char)putback_buf;
+		putback_buf = -1;
+		--nbytes;
+		++rdbytes;
+		buf = (unsigned char*)buf + 1;
+	}
+
+	return (rdbytes + AAsset_read((AAsset*)fp, buf, nbytes)) / size;
+}
+
+int ass_ungetc(int c, ass_file *fp)
+{
+	putback_buf = c;
+	return 0;
+}