-
-extern char *sed(const struct parsers pats[], void (* const more_headers[])(struct client_state *), struct client_state *csp);
-
-extern void free_http_request(struct http_request *http);
-extern void parse_http_request(char *req, struct http_request *http, struct client_state *csp);
-
-extern char *crumble(const struct parsers *v, const char *s, struct client_state *csp);
-
-extern char *client_referrer(const struct parsers *v, const char *s, struct client_state *csp);
-extern char *client_uagent(const struct parsers *v, const char *s, struct client_state *csp);
-extern char *client_ua(const struct parsers *v, const char *s, struct client_state *csp);
-extern char *client_from(const struct parsers *v, const char *s, struct client_state *csp);
-extern char *client_send_cookie(const struct parsers *v, const char *s, struct client_state *csp);
-extern char *client_x_forwarded(const struct parsers *v, const char *s, struct client_state *csp);
-extern char *client_accept_encoding(const struct parsers *v, const char *s, struct client_state *csp);
-extern char *client_te(const struct parsers *v, const char *s, struct client_state *csp);
-
-extern void client_cookie_adder(struct client_state *csp);
-extern void client_xtra_adder(struct client_state *csp);
-extern void client_accept_encoding_adder(struct client_state *csp);
-extern void client_x_forwarded_adder(struct client_state *csp);
-
-extern void connection_close_adder(struct client_state *csp);
-
-extern char *server_set_cookie(const struct parsers *v, const char *s, struct client_state *csp);
-extern char *server_content_type(const struct parsers *v, const char *s, struct client_state *csp);
-extern char *server_content_length(const struct parsers *v, const char *s, struct client_state *csp);
-extern char *server_content_md5(const struct parsers *v, const char *s, struct client_state *csp);
-extern char *server_transfer_encoding(const struct parsers *v, const char *s, struct client_state *csp);
-extern char *server_http(const struct parsers *v, const char *s, struct client_state *csp);
+extern char *get_header_value(const struct list *header_list, const char *header_name);
+extern char *sed(const struct parsers pats[], const add_header_func_ptr more_headers[], struct client_state *csp);
+
+extern jb_err crumble (struct client_state *csp, char **header);
+extern jb_err client_referrer (struct client_state *csp, char **header);
+extern jb_err client_uagent (struct client_state *csp, char **header);
+extern jb_err client_ua (struct client_state *csp, char **header);
+extern jb_err client_from (struct client_state *csp, char **header);
+extern jb_err client_send_cookie (struct client_state *csp, char **header);
+extern jb_err client_x_forwarded (struct client_state *csp, char **header);
+extern jb_err client_accept_encoding (struct client_state *csp, char **header);
+extern jb_err client_te (struct client_state *csp, char **header);
+
+extern jb_err client_host_adder (struct client_state *csp);
+extern jb_err client_cookie_adder (struct client_state *csp);
+extern jb_err client_xtra_adder (struct client_state *csp);
+extern jb_err client_accept_encoding_adder(struct client_state *csp);
+extern jb_err client_x_forwarded_adder (struct client_state *csp);
+
+extern jb_err connection_close_adder (struct client_state *csp);
+
+extern jb_err server_set_cookie (struct client_state *csp, char **header);
+extern jb_err server_content_type (struct client_state *csp, char **header);
+extern jb_err server_content_length (struct client_state *csp, char **header);
+extern jb_err server_content_md5 (struct client_state *csp, char **header);
+extern jb_err server_content_encoding(struct client_state *csp, char **header);
+extern jb_err server_transfer_coding (struct client_state *csp, char **header);
+extern jb_err server_http (struct client_state *csp, char **header);