refactor: move common to internal and update public api

src/internal/common.h

@@ -0,0 +1,45 @@
+#ifndef TGBOT_INTERNAL_COMMON_H
+#define TGBOT_INTERNAL_COMMON_H
+
+#include "types.h"
+#include <curl/curl.h>
+#include <stdint.h>
+
+#define TOKEN_SIZE 128
+#define API_SIZE 512
+#define URL_LEN 1024
+
+/**
+ * @brief A structure used to get curl response.
+ */
+struct memory_buffer {
+	char *data;
+	size_t size;
+};
+
+/**
+ * @brief A structure to represent bot object.
+ */
+typedef struct tgbot {
+	char token[TOKEN_SIZE]; /**< Bot token. */
+	char api[API_SIZE];		/**< Bot API url. */
+	int32_t offset;			/**< Bot offset. */
+} tgbot_s;
+
+enum tgbot_opt_type {
+	tgbot_opt_int,
+	tgbot_opt_int64,
+	tgbot_opt_string,
+	tgbot_opt_inlinekeyboard,
+	tgbot_opt_null,
+};
+typedef enum tgbot_opt_type tgbot_opt_type_e;
+
+struct tgbot_option {
+	char key[32];
+	void *value;
+	tgbot_opt_type_e type;
+};
+typedef struct tgbot_option tgbot_option_s;
+
+#endif

src/internal/json.h

@@ -0,0 +1,13 @@
+#ifndef TGBOT_INTERNAL_JSON_H
+#define TGBOT_INTERNAL_JSON_H
+
+#include "types.h"
+#include <json-c/json.h>
+
+typedef struct tgbot_option tgbot_option_s;
+
+json_object *json_builder(tgbot_option_s *options, size_t optionslen);
+
+json_object *json_ikb_new(tgbot_inlinekeyboard_s *keyboard);
+
+#endif

src/internal/parse.h

@@ -0,0 +1,11 @@
+#ifndef TGBOT_INTERNAL_PARSE_H
+#define TGBOT_INTERNAL_PARSE_H
+
+#include "types.h"
+#include <json-c/json.h>
+
+int tgbot_parse_message(tgbot_s *bot, tgbot_update_s *update, json_object *result);
+
+int tgbot_parse_cbquery(tgbot_s *bot, tgbot_cbquery_s *query, json_object *result, Callback cbq_handler);
+
+#endif