/usr/include/re/re_ice.h is in libre-dev 0.4.14-4.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 | /**
* @file re_ice.h Interface to Interactive Connectivity Establishment (ICE)
*
* Copyright (C) 2010 Creytiv.com
*/
/** ICE mode */
enum ice_mode {
ICE_MODE_FULL,
ICE_MODE_LITE
};
/** ICE Component ID */
enum ice_compid {
ICE_COMPID_RTP = 1,
ICE_COMPID_RTCP = 2
};
/** ICE Nomination */
enum ice_nomination {
ICE_NOMINATION_REGULAR = 0,
ICE_NOMINATION_AGGRESSIVE
};
/** ICE Candidate type */
enum ice_cand_type {
ICE_CAND_TYPE_HOST, /**< Host candidate */
ICE_CAND_TYPE_SRFLX, /**< Server Reflexive candidate */
ICE_CAND_TYPE_PRFLX, /**< Peer Reflexive candidate */
ICE_CAND_TYPE_RELAY /**< Relayed candidate */
};
/** ICE TCP protocol type */
enum ice_tcptype {
ICE_TCP_ACTIVE, /**< Active TCP client */
ICE_TCP_PASSIVE, /**< Passive TCP server */
ICE_TCP_SO /**< Simultaneous-open TCP client/server */
};
struct ice;
struct icem;
/** ICE Configuration */
struct ice_conf {
enum ice_nomination nom; /**< Nomination algorithm */
uint32_t rto; /**< STUN Retransmission TimeOut */
uint32_t rc; /**< STUN Retransmission Count */
bool debug; /**< Enable ICE debugging */
};
typedef void (ice_gather_h)(int err, uint16_t scode, const char *reason,
void *arg);
typedef void (ice_connchk_h)(int err, bool update, void *arg);
/* ICE Session */
int ice_alloc(struct ice **icep, enum ice_mode mode, bool offerer);
struct ice_conf *ice_conf(struct ice *ice);
void ice_set_conf(struct ice *ice, const struct ice_conf *conf);
void ice_set_offerer(struct ice *ice, bool offerer);
int ice_sdp_decode(struct ice *ice, const char *name, const char *value);
int ice_conncheck_start(struct ice *ice);
int ice_debug(struct re_printf *pf, const struct ice *ice);
struct list *ice_medialist(const struct ice *ice);
const char *ice_ufrag(const struct ice *ice);
const char *ice_pwd(const struct ice *ice);
/* ICE Media */
int icem_alloc(struct icem **icemp, struct ice *ice, int proto, int layer,
ice_gather_h *gh, ice_connchk_h *chkh, void *arg);
void icem_set_name(struct icem *icem, const char *name);
int icem_comp_add(struct icem *icem, unsigned compid, void *sock);
int icem_cand_add(struct icem *icem, unsigned compid, uint16_t lprio,
const char *ifname, const struct sa *addr);
int icem_gather_srflx(struct icem *icem, const struct sa *stun_srv);
int icem_gather_relay(struct icem *icem, const struct sa *stun_srv,
const char *username, const char *password);
int icem_lite_set_default_candidates(struct icem *icem);
bool icem_verify_support(struct icem *icem, unsigned compid,
const struct sa *raddr);
int icem_conncheck_start(struct icem *icem);
void icem_conncheck_stop(struct icem *icem, int err);
int icem_add_chan(struct icem *icem, unsigned compid, const struct sa *raddr);
bool icem_mismatch(const struct icem *icem);
void icem_update(struct icem *icem);
int icem_sdp_decode(struct icem *icem, const char *name, const char *value);
int icem_debug(struct re_printf *pf, const struct icem *icem);
struct list *icem_lcandl(const struct icem *icem);
struct list *icem_rcandl(const struct icem *icem);
struct list *icem_checkl(const struct icem *icem);
struct list *icem_validl(const struct icem *icem);
const struct sa *icem_cand_default(struct icem *icem, unsigned compid);
const struct sa *icem_selected_laddr(const struct icem *icem, unsigned compid);
struct ice_cand;
bool ice_remotecands_avail(const struct icem *icem);
int ice_cand_encode(struct re_printf *pf, const struct ice_cand *cand);
int ice_remotecands_encode(struct re_printf *pf, const struct icem *icem);
extern const char ice_attr_cand[];
extern const char ice_attr_lite[];
extern const char ice_attr_mismatch[];
extern const char ice_attr_pwd[];
extern const char ice_attr_remote_cand[];
extern const char ice_attr_ufrag[];
const char *ice_cand_type2name(enum ice_cand_type type);
enum ice_cand_type ice_cand_name2type(const char *name);
uint32_t ice_cand_calc_prio(enum ice_cand_type type, uint16_t local,
unsigned compid);
/** Defines an SDP candidate attribute */
struct ice_cand_attr {
char foundation[32]; /**< Foundation string */
unsigned compid; /**< Component ID (1-256) */
int proto; /**< Transport protocol */
uint32_t prio; /**< Priority of this candidate */
struct sa addr; /**< Transport address */
enum ice_cand_type type; /**< Candidate type */
struct sa rel_addr; /**< Related transport address (optional) */
enum ice_tcptype tcptype; /**< TCP candidate type (TCP-only) */
};
int ice_cand_attr_encode(struct re_printf *pf,
const struct ice_cand_attr *cand);
int ice_cand_attr_decode(struct ice_cand_attr *cand, const char *val);
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