FFmpeg
Data Structures | Functions
ip.h File Reference
#include "network.h"

Go to the source code of this file.

Data Structures

struct  IPSourceFilters
 Structure for storing IP (UDP) source filters or block lists. More...
 

Functions

int ff_ip_check_source_lists (struct sockaddr_storage *source_addr_ptr, IPSourceFilters *s)
 Checks the source address against a given IP source filter. More...
 
struct addrinfoff_ip_resolve_host (void *log_ctx, const char *hostname, int port, int type, int family, int flags)
 Resolves hostname into an addrinfo structure. More...
 
int ff_ip_parse_sources (void *log_ctx, const char *buf, IPSourceFilters *filters)
 Parses the address[,address] source list in buf and adds it to the filters in the IPSourceFilters structure. More...
 
int ff_ip_parse_blocks (void *log_ctx, const char *buf, IPSourceFilters *filters)
 Parses the address[,address] source block list in buf and adds it to the filters in the IPSourceFilters structure. More...
 
void ff_ip_reset_filters (IPSourceFilters *filters)
 Resets the IP filter list and frees the internal fields of an IPSourceFilters structure. More...
 

Function Documentation

int ff_ip_check_source_lists ( struct sockaddr_storage source_addr_ptr,
IPSourceFilters s 
)

Checks the source address against a given IP source filter.

Returns
0 if packet should be processed based on the filter, 1 if the packet can be dropped.

Definition at line 44 of file ip.c.

Referenced by rtp_read(), udp_get_file_handle(), and udp_read().

struct addrinfo* ff_ip_resolve_host ( void log_ctx,
const char *  hostname,
int  port,
int  type,
int  family,
int  flags 
)

Resolves hostname into an addrinfo structure.

Returns
addrinfo structure which should be freed by the user, NULL in case of error.

Definition at line 63 of file ip.c.

Referenced by ip_parse_addr_list(), udp_set_url(), and udp_socket_create().

int ff_ip_parse_sources ( void log_ctx,
const char *  buf,
IPSourceFilters filters 
)

Parses the address[,address] source list in buf and adds it to the filters in the IPSourceFilters structure.

Returns
0 on success, < 0 AVERROR code on error.

Definition at line 143 of file ip.c.

Referenced by rtp_open(), and udp_open().

int ff_ip_parse_blocks ( void log_ctx,
const char *  buf,
IPSourceFilters filters 
)

Parses the address[,address] source block list in buf and adds it to the filters in the IPSourceFilters structure.

Returns
0 on success, < 0 AVERROR code on error.

Definition at line 148 of file ip.c.

Referenced by rtp_open(), and udp_open().

void ff_ip_reset_filters ( IPSourceFilters filters)

Resets the IP filter list and frees the internal fields of an IPSourceFilters structure.

Definition at line 153 of file ip.c.

Referenced by rtp_close(), udp_close(), and udp_open().