aisl/include/aisl/stream.h

173 lines
5.0 KiB
C

#ifndef _AISL_STREAM_H_
#define _AISL_STREAM_H_
#include <arpa/inet.h>
/* Library statuses */
/* HTTP requests */
#include <aisl/http.h>
#include <aisl/status.h>
/* -------------------------------------------------------------------------- */
typedef struct sockaddr_in * aisl_server_t;
typedef struct sockaddr_in * aisl_client_t;
struct aisl_stream
{
/* DO NOT USE PROPERTIES DIRECTLY IN NEW CODE */
struct sockaddr_in *client;
const char *host;
const char *path;
const char *query;
const char *scheme;
void *u_ptr; /* pointer to bind custom data to stream */
aisl_http_method_t request_method;
};
/* pointer to stream descriptor */
typedef struct aisl_stream * aisl_stream_t;
/* -------------------------------------------------------------------------- */
/* start response to client
* this function should be called before any header or content function
* necessary protocol headers as well as Content-Type and Content-Length
* will be set automaticaly
* @stream : stream instance
* @status : HTTP response status code (default 200)
* @content_type : string with content type (default text/html), NULL -> no
* @content_length : length of content, 0 = no content
* */
aisl_status_t
aisl_response(aisl_stream_t stream, aisl_http_response_t status_code,
const char *content_type,
uint32_t content_length);
/* send all buffered data to client
* ALL responses should always be finished with calling of this method
* @stream : stream instance
* */
aisl_status_t
aisl_flush(aisl_stream_t stream);
/* header functions --------------------------------------------------------- */
/* add custom header to stream
* this function should be called before content functions
* @stream : stream instance
* @key : header key string
* @value : header value string
* */
int
aisl_header(aisl_stream_t stream, const char *key, const char *value);
/* add custom header to stream
* this function should be called before content functions
* @stream : stream instance
* @key : header key string
* @f_value : value format string, same as for printf function
* @... : arguments according to f_value string
* */
int
aisl_header_printf(aisl_stream_t stream, const char *key,
const char *f_value, ...);
/* add custom header to stream
* this function should be called before content functions
* @stream : stream instance
* @key : header key string
* @f_value : value format string, same as for printf function
* @args : arguments macro according to f_value string
* */
int
aisl_header_vprintf(aisl_stream_t stream, const char *key,
const char *format,
va_list args);
/* data response functions -------------------------------------------------- */
/* response formated data to client
* @stream : stream instance
* @format : format string, same as for printf
* @... : arguments according to format string
* @result : number of responed bytes
* */
int
aisl_printf(aisl_stream_t stream, const char *format, ...);
/* response formated data to client
* @stream : stream instance
* @format : format string, same as for printf
* @args : arguments macro according to format string
* @result : number of responed bytes
* */
int
aisl_vprintf(aisl_stream_t stream, const char *format, va_list args);
/* response characters to client
* @stream : stream instance
* @data : characters to be sent
* @d_len : number of characters to send
* @result : number of responed bytes
* */
int
aisl_write(aisl_stream_t s, const char *data, int d_len);
/* response string to client
* @string : string to be sent
* @stream : stream instance
* @result : number of responed bytes
* */
int
aisl_puts(const char *string, aisl_stream_t stream);
/* -------------------------------------------------------------------------- */
void
aisl_cancel(aisl_stream_t s);
/* -------------------------------------------------------------------------- */
bool
aisl_is_secure(aisl_stream_t s);
/* -------------------------------------------------------------------------- */
void *
aisl_get_context(aisl_stream_t s);
/* -------------------------------------------------------------------------- */
void
aisl_set_context(aisl_stream_t s, void * u_ptr);
/* -------------------------------------------------------------------------- */
aisl_client_t
aisl_get_client(aisl_stream_t s);
/* -------------------------------------------------------------------------- */
aisl_server_t
aisl_get_server(aisl_stream_t s);
/* -------------------------------------------------------------------------- */
aisl_http_version_t
aisl_get_http_version(aisl_stream_t s);
/* -------------------------------------------------------------------------- */
void
aisl_reject( aisl_stream_t s);
/* -------------------------------------------------------------------------- */
#endif