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/*!
* @file cgiutil.h
* @brief Simple CGI/HTTP helper functions used by sternenblog.
*/
/*!
* @brief Print a HTTP header
*
* Prints a HTTP Header to `stdout` like CGI requires.
*
* @param key Name of the HTTP Header
* @param val Contents of the header to send
*/
void send_header(char key[], char val[]);
/*!
* @brief Print end of HTTP header section
*
* Terminates the header section of a CGI/HTTP Response by printing `\r\n` to `stdout`.
*/
void terminate_headers(void);
/*!
* @brief Value of a HTTP status header for a given status code.
*
* Helper function that returns the status code plus its
* accompanying reason phrase as a string.
*
* The value is statically allocated so do not attempt
* to free it and/or store it across multiple invocations
* without copying.
*
* Example usage:
*
* ```
* send_header("Status", http_status_line(404);
* // Prints: Status: 404 Not Found
* ```
*
* @param status HTTP status code
* @return status code and reason phrase as a string.
*/
char *http_status_line(int status);
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