refactor source tree organization, switch to meson

src/libandroid/asset_manager.c

@@ -0,0 +1,99 @@
+#include <errno.h>
+#include <fcntl.h>
+#include <stdint.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include <sys/stat.h>
+#include <unistd.h>
+
+struct AAssetManager {
+};
+
+struct AAsset{
+	int fd;
+};
+
+typedef int64_t off64_t;
+typedef void JNIEnv;
+typedef void * jobject;
+
+#define ASSET_DIR "data/assets/"
+
+struct AAsset* AAssetManager_open(struct AAssetManager *amgr, const char *file_name, int mode)
+{
+	char *path = malloc(strlen(file_name) + strlen(ASSET_DIR) + 1);
+	int fd;
+
+	strcpy(path, ASSET_DIR);
+	strcat(path, file_name);
+
+	printf("openning asset with filename: %s\n", file_name);
+
+	printf("openning asset at path: %s\n", path);
+
+	fd = open(path, O_CLOEXEC | O_RDWR);
+	if(fd < 0) {
+		printf("oopsie, falied to open file: %s (errno: %d)\n", file_name, errno);
+		return NULL;
+	}
+
+	free(path);
+
+	struct AAsset* asset = malloc(sizeof(struct AAsset));
+	asset->fd = fd;
+
+	return asset;
+}
+
+const void * AAsset_getBuffer(struct AAsset *asset)
+{
+	int ret;
+	int err;
+	int fd = asset->fd;
+
+	struct stat statbuf;
+
+	ret = fstat(fd, &statbuf);
+	if(ret)
+		printf("oopsie, fstat failed on fd: %d with errno: %d\n", fd, errno);
+
+	uint8_t *buffer = malloc(statbuf.st_size);
+	ret = pread(fd, buffer, statbuf.st_size, 0);
+	if(ret < 0) {
+		err = errno;
+		printf("oopsie, read failed on fd: %d with errno: %d\n", fd, err);
+		exit(err);
+	}
+
+	return buffer;
+}
+
+off64_t AAsset_getLength64(struct AAsset *asset)
+{
+	int ret;
+	int fd = asset->fd;
+
+	struct stat statbuf;
+
+	ret = fstat(fd, &statbuf);
+	if(ret)
+		printf("oopsie, fstat failed on fd: %d with errno: %d\n", fd, errno);
+
+	return statbuf.st_size;
+}
+
+struct AAssetManager * AAssetManager_fromJava(JNIEnv *env, jobject assetManager)
+{
+	return NULL;
+}
+
+void AAsset_close(struct AAsset *asset)
+{
+	int fd = asset->fd;
+
+	printf("closing asset with fd: %d\n", fd);
+	close(fd);
+
+	free(asset);
+}

src/libandroid/misc.c

@@ -0,0 +1,6 @@
+#include <stdio.h>
+
+void android_set_abort_message(const char* msg) {
+	printf("android_set_abort_message called: '%s'\n", msg);
+//	exit(1);
+}