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"stun and dtls done"

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This commit is contained in:
xiaozhihong 2020-03-06 23:01:48 +08:00
parent 30d8b2209f
commit 9d5495c0c2
19 changed files with 1220 additions and 160 deletions
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69
trunk/src/protocol/srs_stun_stack.hpp
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@ -29,16 +29,81 @@
#include <srs_core.hpp>
#include <srs_kernel_error.hpp>
class SrsBuffer;
enum SrsStunMessageType
{
// see @ https://tools.ietf.org/html/rfc3489#section-11.1
BindingRequest = 0x0001,
BindingResponse = 0x0101,
BindingErrorResponse = 0x0111,
SharedSecretRequest = 0x0002,
SharedSecretResponse = 0x0102,
SharedSecretErrorResponse = 0x0112,
};
enum SrsStunMessageAttribute
{
// see @ https://tools.ietf.org/html/rfc3489#section-11.2
MappedAddress = 0x0001,
ResponseAddress = 0x0002,
ChangeRequest = 0x0003,
SourceAddress = 0x0004,
ChangedAddress = 0x0005,
Username = 0x0006,
Password = 0x0007,
MessageIntegrity = 0x0008,
ErrorCode = 0x0009,
UnknownAttributes = 0x000A,
ReflectedFrom = 0x000B,
// see @ https://tools.ietf.org/html/rfc5389#section-18.2
Realm = 0x0014,
Nonce = 0x0015,
XorMappedAddress = 0x0020,
Software = 0x8022,
AlternateServer = 0x8023,
Fingerprint = 0x8028,
};
class SrsStunPacket
{
private:
uint16_t message_type;
std::string local_ufrag;
std::string remote_ufrag;
std::string transcation_id;
uint32_t mapped_address;
uint16_t mapped_port;
public:
SrsStunPacket();
virtual ~SrsStunPacket();
std::string ufrag();
std::string pwd();
bool is_binding_request() const { return message_type == BindingRequest; }
bool is_binding_response() const { return message_type == BindingResponse; }
uint16_t get_message_type() const { return message_type; }
std::string get_local_ufrag() const { return local_ufrag; }
std::string get_remote_ufrag() const { return remote_ufrag; }
std::string get_transcation_id() const { return transcation_id; }
uint32_t get_mapped_address() const { return mapped_address; }
uint16_t get_mapped_port() const { return mapped_port; }
void set_message_type(const uint16_t& m) { message_type = m; }
void set_local_ufrag(const std::string& u) { local_ufrag = u; }
void set_remote_ufrag(const std::string& u) { remote_ufrag = u; }
void set_transcation_id(const std::string& t) { transcation_id = t; }
void set_mapped_address(const uint32_t& addr) { mapped_address = addr; }
void set_mapped_port(const uint32_t& port) { mapped_port = port; }
srs_error_t decode(const char* buf, const int nb_buf);
srs_error_t encode(const std::string& pwd, SrsBuffer* stream);
private:
srs_error_t encode_binding_response(const std::string& pwd, SrsBuffer* stream);
std::string encode_username();
std::string encode_mapped_address();
std::string encode_hmac(char* hamc_buf, const int hmac_buf_len);
std::string encode_fingerprint(uint32_t crc32);
};
#endif