[utils] cstring_array_terminate, moving msgpack_utils to separate file

src/msgpack_utils.h

@@ -0,0 +1,25 @@
+#ifndef MSGPACK_UTILS_H
+#define MSGPACK_UTILS_H
+
+#include <stdlib.h>
+#include <stdbool.h>
+
+#include "cmp/cmp.h"
+#include "collections.h"
+#include "string_utils.h"
+
+typedef struct msgpack_buffer {
+    char_array *data;
+    int offset;
+} msgpack_buffer_t;
+
+bool msgpack_bytes_reader(cmp_ctx_t *ctx, void *data, size_t size);
+size_t msgpack_bytes_writer(cmp_ctx_t *ctx, const void *data, size_t count);
+
+bool cmp_read_str_size_or_nil(cmp_ctx_t *ctx, char_array **str, uint32_t *size);
+bool cmp_write_str_or_nil(cmp_ctx_t *ctx, char_array *str);
+
+bool cmp_read_uint_vector(cmp_ctx_t *ctx, uint32_array **array);
+bool cmp_write_uint_vector(cmp_ctx_t *ctx, uint32_array *array);
+
+#endif