diff options
Diffstat (limited to 'plugins/crypto-vala/src/srtp.vapi')
| -rw-r--r-- | plugins/crypto-vala/src/srtp.vapi | 107 |
1 files changed, 107 insertions, 0 deletions
diff --git a/plugins/crypto-vala/src/srtp.vapi b/plugins/crypto-vala/src/srtp.vapi new file mode 100644 index 00000000..0fe825c3 --- /dev/null +++ b/plugins/crypto-vala/src/srtp.vapi @@ -0,0 +1,107 @@ +[CCode (cheader_filename="srtp.h")] +namespace Crypto.Srtp { + +[Compact] +[CCode (cname = "srtp_session_t", free_function = "srtp_destroy")] +public class Session { + [CCode (cname = "srtp_create")] + public Session(Encryption encr, Authentication auth, uint tag_len, Prf prf, Flags flags); + [CCode (cname = "srtp_setkey")] + public int setkey(uint8[] key, uint8[] salt); + [CCode (cname = "srtp_setkeystring")] + public int setkeystring(string key, string salt); + [CCode (cname = "srtp_setrcc_rate")] + public void setrcc_rate(uint16 rate); + + [CCode (cname = "srtp_send")] + private int rtp_send([CCode (array_length = false)] uint8[] buf, ref size_t len, size_t maxsize); + [CCode (cname = "srtcp_send")] + private int rtcp_send([CCode (array_length = false)] uint8[] buf, ref size_t len, size_t maxsize); + [CCode (cname = "srtp_recv")] + private int rtp_recv([CCode (array_length = false)] uint8[] buf, ref size_t len); + [CCode (cname = "srtcp_recv")] + private int rtcp_recv([CCode (array_length = false)] uint8[] buf, ref size_t len); + + public uint8[] encrypt_rtp(uint8[] input, uint tag_len = 10) throws GLib.Error { + uint8[] buf = new uint8[input.length + tag_len]; + GLib.Memory.copy(buf, input, input.length); + size_t buf_use = input.length; + int res = rtp_send(buf, ref buf_use, buf.length); + if (res != 0) { + throw new GLib.Error(-1, res, "RTP encrypt failed"); + } + uint8[] ret = new uint8[buf_use]; + GLib.Memory.copy(ret, buf, buf_use); + return ret; + } + + public uint8[] encrypt_rtcp(uint8[] input, uint tag_len = 10) throws GLib.Error { + uint8[] buf = new uint8[input.length + tag_len + 4]; + GLib.Memory.copy(buf, input, input.length); + size_t buf_use = input.length; + int res = rtcp_send(buf, ref buf_use, buf.length); + if (res != 0) { + throw new GLib.Error(-1, res, "RTCP encrypt failed"); + } + uint8[] ret = new uint8[buf_use]; + GLib.Memory.copy(ret, buf, buf_use); + return ret; + } + + public uint8[] decrypt_rtp(uint8[] input) throws GLib.Error { + uint8[] buf = new uint8[input.length]; + GLib.Memory.copy(buf, input, input.length); + size_t buf_use = input.length; + int res = rtp_recv(buf, ref buf_use); + if (res != 0) { + throw new GLib.Error(-1, res, "RTP decrypt failed"); + } + uint8[] ret = new uint8[buf_use]; + GLib.Memory.copy(ret, buf, buf_use); + return ret; + } + + public uint8[] decrypt_rtcp(uint8[] input) throws GLib.Error { + uint8[] buf = new uint8[input.length]; + GLib.Memory.copy(buf, input, input.length); + size_t buf_use = input.length; + int res = rtcp_recv(buf, ref buf_use); + if (res != 0) { + throw new GLib.Error(-1, res, "RTCP decrypt failed"); + } + uint8[] ret = new uint8[buf_use]; + GLib.Memory.copy(ret, buf, buf_use); + return ret; + } +} + +[Flags] +[CCode (cname = "unsigned", cprefix = "", has_type_id = false)] +public enum Flags { + SRTP_UNENCRYPTED, + SRTCP_UNENCRYPTED, + SRTP_UNAUTHENTICATED, + SRTP_RCC_MODE1, + SRTP_RCC_MODE2, + SRTP_RCC_MODE3 +} + +[CCode (cname = "int", cprefix = "SRTP_ENCR_", has_type_id = false)] +public enum Encryption { + NULL, + AES_CM, + AES_F8 +} + +[CCode (cname = "int", cprefix = "SRTP_AUTH_", has_type_id = false)] +public enum Authentication { + NULL, + HMAC_SHA1 +} + +[CCode (cname = "int", cprefix = "SRTP_PRF_", has_type_id = false)] +public enum Prf { + AES_CM +} + +}
\ No newline at end of file |