refactor(req/res): new request/response structure

include/http/response.h

@@ -1,8 +1,39 @@
 #ifndef CWS_RESPONSE_H
 #define CWS_RESPONSE_H
 
-#include "http/request.h"
+#include "http/types.h"
+#include <myclib/myhashmap.h>
+#include <myclib/mystring.h>
+#include <stddef.h>
+#include <stdio.h>
 
-void cws_http_send_response(cws_request_s *request, cws_http_status_e status);
+typedef enum cws_response_body_type {
+	RESPONSE_BODY_NONE,
+	RESPONSE_BODY_STRING,
+	RESPONSE_BODY_FILE,
+} cws_response_body_type_e;
+
+typedef struct cws_response {
+	cws_http_status_e status;
+	hashmap_s *headers;
+
+	/* Body handling */
+	cws_response_body_type_e body_type;
+	string_s *body_string;
+	FILE *body_file;
+	size_t content_length;
+} cws_response_s;
+
+cws_response_s *cws_response_new(cws_http_status_e status);
+void cws_response_free(cws_response_s *response);
+
+void cws_response_set_header(cws_response_s *response, const char *key, const char *value);
+void cws_response_set_body_string(cws_response_s *response, const char *body);
+void cws_response_set_body_file(cws_response_s *response, const char *filepath);
+
+cws_response_s *cws_response_html(cws_http_status_e status, const char *title, const char *body);
+cws_response_s *cws_response_error(cws_http_status_e status, const char *message);
+
+int cws_response_send(int sockfd, cws_response_s *response);
 
 #endif