Implemented http responses

src/net/http.h

@@ -8,6 +8,12 @@
 #ifndef NECRONDA_SERVER_HTTP_H
 #define NECRONDA_SERVER_HTTP_H
 
+typedef struct {
+    unsigned short code;
+    char type[16];
+    char msg[32];
+} http_status;
+
 typedef struct {
     char field_num;
     char *fields[64][2];
@@ -20,6 +26,81 @@ typedef struct {
     http_hdr hdr;
 } http_req;
 
+typedef struct {
+    http_status *status;
+    char version[3];
+    http_hdr hdr;
+} http_res;
+
+http_status http_statuses[] = {
+        {100, "Informational", "Continue"},
+        {101, "Informational", "Switching Protocols"},
+
+        {200, "Success",       "OK"},
+        {201, "Success",       "Created"},
+        {202, "Success",       "Accepted"},
+        {203, "Success",       "Non-Authoritative Information"},
+        {204, "Success",       "No Content"},
+        {205, "Success",       "Reset Content"},
+        {206, "Success",       "Partial Content"},
+
+        {300, "Redirection",   "Multiple Choices"},
+        {301, "Redirection",   "Moved Permanently"},
+        {302, "Redirection",   "Found"},
+        {303, "Redirection",   "See Other"},
+        {304, "Redirection",   "Not Modified"},
+        {305, "Redirection",   "Use Proxy"},
+        {307, "Redirection",   "Temporary Redirect"},
+        {308, "Redirection",   "Permanent Redirect"},
+
+        {400, "Client Error",  "Bad Request"},
+        {401, "Client Error",  "Unauthorized"},
+        {402, "Client Error",  "Payment Required"},
+        {403, "Client Error",  "Forbidden"},
+        {404, "Client Error",  "Not Found"},
+        {405, "Client Error",  "Method Not Allowed"},
+        {406, "Client Error",  "Not Acceptable"},
+        {407, "Client Error",  "Proxy Authentication Required"},
+        {408, "Client Error",  "Request Timeout"},
+        {409, "Client Error",  "Conflict"},
+        {410, "Client Error",  "Gone"},
+        {411, "Client Error",  "Length Required"},
+        {412, "Client Error",  "Precondition Failed"},
+        {413, "Client Error",  "Request Entity Too Large"},
+        {414, "Client Error",  "Request-URI Too Long"},
+        {415, "Client Error",  "Unsupported Media Type"},
+        {416, "Client Error",  "Requested Range Not Satisfiable"},
+        {417, "Client Error",  "Expectation Failed"},
+
+        {500, "Server Error",  "Internal Server Error"},
+        {501, "Server Error",  "Not Implemented"},
+        {502, "Server Error",  "Bad Gateway"},
+        {503, "Server Error",  "Service Unavailable"},
+        {504, "Server Error",  "Gateway Timeout"},
+        {505, "Server Error",  "HTTP Version Not Supported"},
+};
+
+
+void http_to_camel_case(char *str);
+
+void http_free_hdr(http_hdr *hdr);
+
+void http_free_req(http_req *req);
+
+void http_free_res(http_res *res);
+
 int http_receive_request(sock *client, http_req *req);
 
+char *http_get_header_field(http_hdr *hdr, char *field_name);
+
+void http_add_header_field(http_hdr *hdr, char *field_name, char *field_value);
+
+int http_send_response(sock *client, http_res *res);
+
+const char *http_get_status_color(http_status *status);
+
+char *http_format_date(time_t time, char *buf, size_t size);
+
+char *http_get_date(char *buf, size_t size);
+
 #endif //NECRONDA_SERVER_HTTP_H