ROHC compression/decompression library
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00001 /* 00002 * This program is free software; you can redistribute it and/or modify 00003 * it under the terms of the GNU General Public License as published by 00004 * the Free Software Foundation; either version 2 of the License, or 00005 * (at your option) any later version. 00006 * 00007 * This program is distributed in the hope that it will be useful, 00008 * but WITHOUT ANY WARRANTY; without even the implied warranty of 00009 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 00010 * GNU General Public License for more details. 00011 * 00012 * You should have received a copy of the GNU General Public License 00013 * along with this program; if not, write to the Free Software 00014 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA 00015 */ 00016 00017 /** 00018 * @file rohc_packets.h 00019 * @brief Definition of ROHC packets and extensions 00020 * @author Didier Barvaux <didier.barvaux@toulouse.viveris.com> 00021 */ 00022 00023 #ifndef ROHC_PACKETS_H 00024 #define ROHC_PACKETS_H 00025 00026 00027 /** 00028 * @brief The different types of ROHC packets 00029 * 00030 * If you add a new packet type, please also add the corresponding textual 00031 * description in \ref rohc_get_packet_descr. 00032 */ 00033 typedef enum 00034 { 00035 /* IR and IR-DYN packets */ 00036 PACKET_IR = 0, /**< ROHC IR packet */ 00037 PACKET_IR_DYN = 1, /**< ROHC IR-DYN packet */ 00038 00039 /* UO-0 packets */ 00040 PACKET_UO_0 = 2, /**< ROHC UO-0 packet */ 00041 00042 /* UO-1 packets */ 00043 PACKET_UO_1 = 3, /**< ROHC UO-1 packet (for all non-RTP profiles) */ 00044 PACKET_UO_1_ID = 4, /**< ROHC UO-1-ID packet (RTP profile only) */ 00045 PACKET_UO_1_TS = 5, /**< ROHC UO-1-TS packet (RTP profile only) */ 00046 PACKET_UO_1_RTP = 6, /**< ROHC UO-1-RTP packet (RTP profile only) */ 00047 00048 /* UOR-2 packets */ 00049 PACKET_UOR_2 = 7, /**< ROHC UOR-2 packet (for all non-RTP profiles) */ 00050 PACKET_UOR_2_RTP = 8, /**< ROHC UO-2 packet (RTP profile only) */ 00051 PACKET_UOR_2_ID = 9, /**< ROHC UO-2-ID packet (RTP profile only) */ 00052 PACKET_UOR_2_TS = 10, /**< ROHC UO-2-TS packet (RTP profile only) */ 00053 00054 /* CCE packets (UDP-Lite profile only) */ 00055 PACKET_CCE = 11, /**< ROHC CCE packet (UDP-Lite profile only) */ 00056 PACKET_CCE_OFF = 12, /**< ROHC CCE(OFF) packet (UDP-Lite profile only) */ 00057 00058 /* Normal packet (Uncompressed profile only) */ 00059 PACKET_NORMAL = 13, /**< ROHC Normal packet (Uncompressed profile only) */ 00060 00061 PACKET_UNKNOWN = 14, /**< Unknown packet type */ 00062 00063 } rohc_packet_t; 00064 00065 00066 /** 00067 * @brief The different types of extensions for UO-1-ID and UOR-2* packets 00068 * 00069 * If you add a new extension type, please also add the corresponding textual 00070 * description in \ref rohc_get_ext_descr. 00071 */ 00072 typedef enum 00073 { 00074 PACKET_EXT_0 = 0, /**< The EXT-0 extension for UO-1-ID/UOR-2* packets */ 00075 PACKET_EXT_1 = 1, /**< The EXT-1 extension for UO-1-ID/UOR-2* packets */ 00076 PACKET_EXT_2 = 2, /**< The EXT-2 extension for UO-1-ID/UOR-2* packets */ 00077 PACKET_EXT_3 = 3, /**< The EXT-3 extension for UO-1-ID/UOR-2* packets */ 00078 PACKET_NOEXT = 4, /**< No extension for UO-1-ID/UOR-2* packets */ 00079 PACKET_EXT_UNKNOWN = 5, /**< Unknown packet extension type */ 00080 } rohc_ext_t; 00081 00082 00083 /* 00084 * Prototypes of public functions 00085 */ 00086 00087 const char * rohc_get_packet_descr(const rohc_packet_t packet_type); 00088 00089 const char * rohc_get_ext_descr(const rohc_ext_t ext_type); 00090 00091 00092 #endif 00093