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Data Structures
struct	switch_stun_packet_header_t

struct	switch_stun_packet_attribute_t

struct	switch_stun_packet_t

struct	switch_stun_ip_t

struct	switch_stun_error_code_t

Macros
#define	SWITCH_STUN_DEFAULT_PORT 3478

#define	SWITCH_STUN_PACKET_MIN_LEN 20

#define	SWITCH_STUN_ATTRIBUTE_MIN_LEN 8

#define	STUN_MAGIC_COOKIE 0x2112A442

#define	switch_stun_attribute_padded_length(attribute) (int16_t)((attribute->length & 0x3) ? 0x4 + (attribute->length & ~0x3) : attribute->length)
	Obtain the padded length of an attribute's value. More...

#define	switch_stun_attribute_padded_length_hbo(attribute) (int16_t)((ntohs(attribute->length) & 0x3) ? 0x4 + (ntohs(attribute->length) & ~0x3) : ntohs(attribute->length))

#define	switch_stun_packet_first_attribute(packet, attribute) attribute = (switch_stun_packet_attribute_t *)(&packet->first_attribute);
	set a switch_stun_packet_attribute_t pointer to point at the first attribute in a packet More...

#define	switch_stun_packet_next_attribute(attribute, end) (attribute && (attribute = (switch_stun_packet_attribute_t ) (attribute->value + switch_stun_attribute_padded_length(attribute))) && ((void )attribute < end) && attribute->type && (((switch_byte_t )attribute + switch_stun_attribute_padded_length(attribute)) < (switch_byte_t )end))
	Increment an attribute pointer to the next attribute in it's packet. More...

#define	switch_stun_packet_next_attribute_hbo(attribute, end) (attribute && (attribute = (switch_stun_packet_attribute_t ) (attribute->value + switch_stun_attribute_padded_length_hbo(attribute))) && ((void )attribute < end) && attribute->type && (((switch_byte_t )attribute + switch_stun_attribute_padded_length_hbo(attribute)) < (switch_byte_t )end))

#define	switch_stun_packet_length(packet) ntohs(packet->header.length) + (sizeof(switch_stun_packet_header_t))
	Obtain the correct length in bytes of a stun packet. More...

Enumerations
enum	switch_stun_message_t { SWITCH_STUN_BINDING_REQUEST = 0x0001, SWITCH_STUN_BINDING_RESPONSE = 0x0101, SWITCH_STUN_BINDING_ERROR_RESPONSE = 0x0111, SWITCH_STUN_SHARED_SECRET_REQUEST = 0x0002, SWITCH_STUN_SHARED_SECRET_RESPONSE = 0x0102, SWITCH_STUN_SHARED_SECRET_ERROR_RESPONSE = 0x0112, SWITCH_STUN_ALLOCATE_REQUEST = 0x0003, SWITCH_STUN_ALLOCATE_RESPONSE = 0x0103, SWITCH_STUN_ALLOCATE_ERROR_RESPONSE = 0x0113, SWITCH_STUN_SEND_REQUEST = 0x0004, SWITCH_STUN_SEND_RESPONSE = 0x0104, SWITCH_STUN_SEND_ERROR_RESPONSE = 0x0114, SWITCH_STUN_DATA_INDICATION = 0x0115 }

enum	switch_stun_attribute_t { SWITCH_STUN_ATTR_MAPPED_ADDRESS = 0x0001, SWITCH_STUN_ATTR_RESPONSE_ADDRESS = 0x0002, SWITCH_STUN_ATTR_CHANGE_REQUEST = 0x0003, SWITCH_STUN_ATTR_SOURCE_ADDRESS = 0x0004, SWITCH_STUN_ATTR_CHANGED_ADDRESS = 0x0005, SWITCH_STUN_ATTR_USERNAME = 0x0006, SWITCH_STUN_ATTR_PASSWORD = 0x0007, SWITCH_STUN_ATTR_MESSAGE_INTEGRITY = 0x0008, SWITCH_STUN_ATTR_ERROR_CODE = 0x0009, SWITCH_STUN_ATTR_UNKNOWN_ATTRIBUTES = 0x000a, SWITCH_STUN_ATTR_REFLECTED_FROM = 0x000b, SWITCH_STUN_ATTR_TRANSPORT_PREFERENCES = 0x000c, SWITCH_STUN_ATTR_LIFETIME = 0x000d, SWITCH_STUN_ATTR_ALTERNATE_SERVER = 0x000e, SWITCH_STUN_ATTR_MAGIC_COOKIE = 0x000f, SWITCH_STUN_ATTR_BANDWIDTH = 0x0010, SWITCH_STUN_ATTR_DESTINATION_ADDRESS = 0x0011, SWITCH_STUN_ATTR_SOURCE_ADDRESS2 = 0x0012, SWITCH_STUN_ATTR_DATA = 0x0013, SWITCH_STUN_ATTR_OPTIONS = 0x8001, SWITCH_STUN_ATTR_XOR_MAPPED_ADDRESS = 0x0020, SWITCH_STUN_ATTR_PRIORITY = 0x0024, SWITCH_STUN_ATTR_USE_CAND = 0x0025, SWITCH_STUN_ATTR_PADDING = 0x0026, SWITCH_STUN_ATTR_RESP_PORT = 0x0027, SWITCH_STUN_ATTR_SOFTWARE = 0x8022, SWITCH_STUN_ATTR_ALT_SERVER = 0x8023, SWITCH_STUN_ATTR_FINGERPRINT = 0x8028, SWITCH_STUN_ATTR_CONTROLLED = 0x8029, SWITCH_STUN_ATTR_CONTROLLING = 0x802a, SWITCH_STUN_ATTR_RESP_ORIGIN = 0x802b, SWITCH_STUN_ATTR_OTHER_ADDR = 0x802c }

enum	switch_stun_error_t { SWITCH_STUN_ERROR_BAD_REQUEST = 400, SWITCH_STUN_ERROR_UNAUTHORIZED = 401, SWITCH_STUN_ERROR_UNKNOWN_ATTRIBUTE = 420, SWITCH_STUN_ERROR_STALE_CREDENTIALS = 430, SWITCH_STUN_ERROR_INTEGRITY_CHECK_FAILURE = 431, SWITCH_STUN_ERROR_MISSING_USERNAME = 432, SWITCH_STUN_ERROR_USE_TLS = 433, SWITCH_STUN_ERROR_SERVER_ERROR = 500, SWITCH_STUN_ERROR_GLOBAL_FAILURE = 600 }

enum	switch_stun_type_t { SWITCH_STUN_TYPE_PACKET_TYPE, SWITCH_STUN_TYPE_ATTRIBUTE, SWITCH_STUN_TYPE_ERROR }

Functions
void	switch_stun_random_string (char buf, uint16_t len, char set)
	Writes random characters into a buffer. More...

switch_stun_packet_t *	switch_stun_packet_parse (uint8_t *buf, uint32_t len)
	Prepare a raw packet for parsing. More...

const char *	switch_stun_value_to_name (int32_t type, uint32_t value)
	Obtain a printable string form of a given value. More...

char *	switch_stun_host_lookup (const char host, switch_memory_pool_t pool)

uint8_t	switch_stun_packet_attribute_get_mapped_address (switch_stun_packet_attribute_t attribute, char ipstr, switch_size_t iplen, uint16_t *port)
	Extract a mapped address (IP:PORT) from a packet attribute. More...

uint8_t	switch_stun_packet_attribute_get_xor_mapped_address (switch_stun_packet_attribute_t attribute, switch_stun_packet_header_t header, char ipstr, switch_size_t iplen, uint16_t port)

char *	switch_stun_packet_attribute_get_username (switch_stun_packet_attribute_t attribute, char username, uint16_t len)
	Extract a username from a packet attribute. More...

switch_stun_packet_t *	switch_stun_packet_build_header (switch_stun_message_t type, char id, uint8_t buf)
	Prepare a new outbound packet of a certian type and id. More...

uint8_t	switch_stun_packet_attribute_add_username (switch_stun_packet_t packet, char username, uint16_t ulen)
	Add a username packet attribute. More...

uint8_t	switch_stun_packet_attribute_add_password (switch_stun_packet_t packet, char password, uint16_t ulen)

uint8_t	switch_stun_packet_attribute_add_software (switch_stun_packet_t packet, char software, uint16_t ulen)

uint8_t	switch_stun_packet_attribute_add_binded_address (switch_stun_packet_t packet, char ipstr, uint16_t port, int family)
	Add a binded address packet attribute. More...

uint8_t	switch_stun_packet_attribute_add_xor_binded_address (switch_stun_packet_t packet, char ipstr, uint16_t port, int family)

uint8_t	switch_stun_packet_attribute_add_integrity (switch_stun_packet_t packet, const char pass)

uint32_t	switch_crc32_8bytes (const void *data, size_t length)

uint8_t	switch_stun_packet_attribute_add_fingerprint (switch_stun_packet_t *packet)

uint8_t	switch_stun_packet_attribute_add_use_candidate (switch_stun_packet_t *packet)

uint8_t	switch_stun_packet_attribute_add_controlling (switch_stun_packet_t *packet)

uint8_t	switch_stun_packet_attribute_add_controlled (switch_stun_packet_t *packet)

uint8_t	switch_stun_packet_attribute_add_priority (switch_stun_packet_t *packet, uint32_t priority)

switch_status_t	switch_stun_lookup (char *ip, switch_port_t port, char stunip, switch_port_t stunport, char err, switch_memory_pool_t pool)
	Perform a stun lookup. More...

switch_status_t	switch_stun_ip_lookup (char *external_ip, const char sourceip, switch_memory_pool_t *external_pool)
	Perform a stun ip lookup. More...

Data Structures

Macros

Enumerations

Functions