minissdpd.c File Reference

#include "config.h"
#include <stdlib.h>
#include <stdio.h>
#include <string.h>
#include <signal.h>
#include <errno.h>
#include <sys/time.h>
#include <sys/types.h>
#include <sys/socket.h>
#include <unistd.h>
#include <netinet/in.h>
#include <arpa/inet.h>
#include <syslog.h>
#include <ctype.h>
#include <time.h>
#include <sys/queue.h>
#include <sys/stat.h>
#include <sys/un.h>
#include "getifaddr.h"
#include "upnputils.h"
#include "openssdpsocket.h"
#include "daemonize.h"
#include "codelength.h"
#include "ifacewatch.h"
#include "minissdpdtypes.h"
#include "asyncsendto.h"

Include dependency graph for minissdpd.c:

Classes
struct	reqelem
struct	header
struct	device
struct	service

Macros
#define	LOG_PERROR   0
#define	SET_MAX(max, x)   if((x) > (max)) (max) = (x)
#define	MIN(x, y)   (((x)<(y))?(x):(y))
#define	HEADER_NT   0
#define	HEADER_USN   1
#define	HEADER_LOCATION   2
#define	NTS_SSDP_ALIVE   1
#define	NTS_SSDP_BYEBYE   2
#define	NTS_SSDP_UPDATE   3
#define	NOTIF_NEW   1
#define	NOTIF_UPDATE   2
#define	NOTIF_REMOVE   3
#define	METHOD_MSEARCH   1
#define	METHOD_NOTIFY   2
#define	PORT   1900
#define	XSTR(s)   STR(s)
#define	STR(s)   #s
#define	UPNP_MCAST_ADDR   "239.255.255.250"
#define	UPNP_MCAST_LL_ADDR   "FF02::C" /* link-local */
#define	UPNP_MCAST_SL_ADDR   "FF05::C" /* site-local */

Functions
	LIST_HEAD (servicehead, service)
	LIST_HEAD (reqstructhead, reqelem)
static int	write_buffer (struct reqelem *req)
static int	add_to_buffer (struct reqelem *req, const unsigned char *data, int len)
static int	write_or_buffer (struct reqelem *req, const unsigned char *data, int len)
static const char *	nts_to_str (int nts)
static int	updateDevice (const struct header *headers, time_t t)
static int	removeDevice (const struct header *headers)
static void	sendNotifications (int notif_type, const struct device *dev, const struct service *serv)
static void	SendSSDPMSEARCHResponse (int s, const struct sockaddr *sockname, const char *st, size_t st_len, const char *usn, const char *server, const char *location)
static void	processMSEARCH (int s, const char *st, size_t st_len, const struct sockaddr *addr)
static int	containsForbiddenChars (const unsigned char *p, int len)
static int	ParseSSDPPacket (int s, const char *p, ssize_t n, const struct sockaddr *addr, const char *searched_device)
static int	OpenUnixSocket (const char *path)
static ssize_t	processRequestSub (struct reqelem *req, const unsigned char *buf, ssize_t n)
void	processRequest (struct reqelem *req)
static void	sigterm (int sig)
static void	ssdpDiscover (int s, int ipv6, const char *search)
int	main (int argc, char **argv)

Variables
struct device *	devlist = 0
unsigned int	upnp_bootid = 1
unsigned int	upnp_configid = 1337
struct lan_addr_list	lan_addrs
static volatile sig_atomic_t	quitting = 0

Macro Definition Documentation

HEADER_LOCATION

#define HEADER_LOCATION   2

HEADER_NT

#define HEADER_NT   0

HEADER_USN

#define HEADER_USN   1

LOG_PERROR

#define LOG_PERROR   0

METHOD_MSEARCH

#define METHOD_MSEARCH   1

METHOD_NOTIFY

#define METHOD_NOTIFY   2

MIN

#define MIN	(		x,
			y
	)		(((x)<(y))?(x):(y))

NOTIF_NEW

#define NOTIF_NEW   1

NOTIF_REMOVE

#define NOTIF_REMOVE   3

NOTIF_UPDATE

#define NOTIF_UPDATE   2

NTS_SSDP_ALIVE

#define NTS_SSDP_ALIVE   1

NTS_SSDP_BYEBYE

#define NTS_SSDP_BYEBYE   2

NTS_SSDP_UPDATE

#define NTS_SSDP_UPDATE   3

PORT

#define PORT   1900

SET_MAX

#define SET_MAX	(		max,
			x
	)		if((x) > (max)) (max) = (x)

STR

#define STR

(

s

)

#s

UPNP_MCAST_ADDR

#define UPNP_MCAST_ADDR   "239.255.255.250"

UPNP_MCAST_LL_ADDR

#define UPNP_MCAST_LL_ADDR   "FF02::C" /* link-local */

UPNP_MCAST_SL_ADDR

#define UPNP_MCAST_SL_ADDR   "FF05::C" /* site-local */

XSTR

#define XSTR

(

s

)

STR(s)

Function Documentation

add_to_buffer()

static int add_to_buffer ( struct reqelem *  req, const unsigned char *  data, int  len  )

static

containsForbiddenChars()

static int containsForbiddenChars ( const unsigned char *  p, int  len  )

static

helper function. reject any non ASCII or non printable character.

LIST_HEAD() [1/2]

LIST_HEAD	(	servicehead	,
		service
	)

LIST_HEAD() [2/2]

LIST_HEAD	(	reqstructhead	,
		reqelem
	)

main()

int main	(	int	argc,
		char **	argv
	)

nts_to_str()

static const char* nts_to_str ( int  nts )

static

OpenUnixSocket()

static int OpenUnixSocket ( const char *  path )

static

ParseSSDPPacket()

static int ParseSSDPPacket ( int  s, const char *  p, ssize_t  n, const struct sockaddr *  addr, const char *  searched_device  )

static

processMSEARCH()

static void processMSEARCH ( int  s, const char *  st, size_t  st_len, const struct sockaddr *  addr  )

static

processRequest()

void processRequest

(

struct reqelem *

req

)

processRequestSub()

static ssize_t processRequestSub ( struct reqelem *  req, const unsigned char *  buf, ssize_t  n  )

static

removeDevice()

static int removeDevice ( const struct header *  headers )

static

sendNotifications()

static void sendNotifications ( int  notif_type, const struct device *  dev, const struct service *  serv  )

static

SendSSDPMSEARCHResponse()

static void SendSSDPMSEARCHResponse ( int  s, const struct sockaddr *  sockname, const char *  st, size_t  st_len, const char *  usn, const char *  server, const char *  location  )

static

sigterm()

static void sigterm ( int  sig )

static

ssdpDiscover()

static void ssdpDiscover ( int  s, int  ipv6, const char *  search  )

static

updateDevice()

static int updateDevice ( const struct header *  headers, time_t  t  )

static

write_buffer()

static int write_buffer ( struct reqelem *  req )

static

write_or_buffer()

static int write_or_buffer ( struct reqelem *  req, const unsigned char *  data, int  len  )

static

Variable Documentation

devlist

struct device* devlist = 0

lan_addrs

struct lan_addr_list lan_addrs

quitting

volatile sig_atomic_t quitting = 0

static

upnp_bootid

unsigned int upnp_bootid = 1

upnp_configid

unsigned int upnp_configid = 1337