ROHC compression/decompression library
c_ip.h
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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 c_ip.h
00019  * @brief ROHC compression context for the IP-only profile.
00020  * @author Didier Barvaux <didier.barvaux@toulouse.viveris.com>
00021  * @author The hackers from ROHC for Linux
00022  */
00023 
00024 #ifndef C_IP_H
00025 #define C_IP_H
00026 
00027 #include "c_generic.h"
00028 
00029 /*
00030  * Function prototypes.
00031  */
00032 
00033 int c_ip_check_context(const struct c_context *context,
00034                        const const struct ip_packet *ip);
00035 
00036 rohc_packet_t c_ip_decide_FO_packet(const struct c_context *context);
00037 rohc_packet_t c_ip_decide_SO_packet(const struct c_context *context);
00038 
00039 uint32_t c_ip_get_next_sn(const struct c_context *context,
00040                           const struct ip_packet *outer_ip,
00041                           const struct ip_packet *inner_ip);
00042 
00043 int c_ip_code_ir_remainder(const struct c_context *context,
00044                                 unsigned char *const dest,
00045                                 int counter);
00046 
00047 #endif
00048