From 002a2c3e1d0f091a48f8cc3eb7dce519870debaf Mon Sep 17 00:00:00 2001 From: Yves Fischer Date: Sat, 11 Jan 2014 18:44:50 +0100 Subject: import code --- jni/iodine/src/common.h | 147 ++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 147 insertions(+) create mode 100644 jni/iodine/src/common.h (limited to 'jni/iodine/src/common.h') diff --git a/jni/iodine/src/common.h b/jni/iodine/src/common.h new file mode 100644 index 0000000..0b0efb8 --- /dev/null +++ b/jni/iodine/src/common.h @@ -0,0 +1,147 @@ +/* + * Copyright (c) 2006-2009 Bjorn Andersson , Erik Ekman + * + * Permission to use, copy, modify, and distribute this software for any + * purpose with or without fee is hereby granted, provided that the above + * copyright notice and this permission notice appear in all copies. + * + * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES + * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF + * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR + * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES + * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN + * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF + * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. + */ + +#ifndef __COMMON_H__ +#define __COMMON_H__ + +/* Last byte of raw header is the command */ +#define RAW_HDR_LEN 4 +#define RAW_HDR_IDENT_LEN 3 +#define RAW_HDR_CMD 3 +#define RAW_HDR_CMD_LOGIN 0x10 +#define RAW_HDR_CMD_DATA 0x20 +#define RAW_HDR_CMD_PING 0x30 + +#define RAW_HDR_CMD_MASK 0xF0 +#define RAW_HDR_USR_MASK 0x0F +#define RAW_HDR_GET_CMD(x) ((x)[RAW_HDR_CMD] & RAW_HDR_CMD_MASK) +#define RAW_HDR_GET_USR(x) ((x)[RAW_HDR_CMD] & RAW_HDR_USR_MASK) +extern const unsigned char raw_header[RAW_HDR_LEN]; + +#ifdef WINDOWS32 +#include "windows.h" +#else +#include +#include +#include +#include +#include +#endif + +#define DNS_PORT 53 + +#ifndef MIN +#define MIN(a,b) ((a)<(b)?(a):(b)) +#endif +#ifndef MAX +#define MAX(a,b) ((a)>(b)?(a):(b)) +#endif + +#define QUERY_NAME_SIZE 256 + +#if defined IP_RECVDSTADDR +# define DSTADDR_SOCKOPT IP_RECVDSTADDR +# define dstaddr(x) ((struct in_addr *) CMSG_DATA(x)) +#elif defined IP_PKTINFO +# define DSTADDR_SOCKOPT IP_PKTINFO +# define dstaddr(x) (&(((struct in_pktinfo *)(CMSG_DATA(x)))->ipi_addr)) +#endif + +#if defined IP_MTU_DISCOVER + /* Linux */ +# define IP_OPT_DONT_FRAG IP_MTU_DISCOVER +# define DONT_FRAG_VALUE IP_PMTUDISC_DO +#elif defined IP_DONTFRAG + /* FreeBSD */ +# define IP_OPT_DONT_FRAG IP_DONTFRAG +# define DONT_FRAG_VALUE 1 +#elif defined IP_DONTFRAGMENT + /* Winsock2 */ +# define IP_OPT_DONT_FRAG IP_DONTFRAGMENT +# define DONT_FRAG_VALUE 1 +#endif + +#define T_UNSET 65432 +/* Unused RR type; "private use" range, see http://www.bind9.net/dns-parameters */ + +struct packet +{ + int len; /* Total packet length */ + int sentlen; /* Length of chunk currently transmitted */ + int offset; /* Current offset */ + char data[64*1024]; /* The data */ + char seqno; /* The packet sequence number */ + char fragment; /* Fragment index */ +}; + +struct query { + char name[QUERY_NAME_SIZE]; + unsigned short type; + unsigned short rcode; + unsigned short id; + struct in_addr destination; + struct sockaddr from; + int fromlen; + unsigned short id2; + struct sockaddr from2; + int fromlen2; +}; + +enum connection { + CONN_RAW_UDP, + CONN_DNS_NULL, + CONN_MAX +}; + +void check_superuser(void (*usage_fn)(void)); +int open_dns(int, in_addr_t); +void close_dns(int); + +void do_chroot(char *); +void do_setcon(char *); +void do_detach(); +void do_pidfile(char *); + +void read_password(char*, size_t); + +int check_topdomain(char *); + +#ifdef __ANDROID__ +//#define printf(...) __android_log_print(ANDROID_LOG_DEBUG, "iodine", __VA_ARGS__) +#define printf(...) android_printf(__VA_ARGS__) + +void android_printf(const char *fmt, ...); + + +#define fprintf(__fd_unused, ...) printf(__VA_ARGS__) + +#include +void err(int eval, const char *fmt, ...); +void warn(const char *fmt, ...); +void errx(int eval, const char *fmt, ...); +void warnx(const char *fmt, ...); +#elif WINDOWS32 +int inet_aton(const char *cp, struct in_addr *inp); + +void err(int eval, const char *fmt, ...); +void warn(const char *fmt, ...); +void errx(int eval, const char *fmt, ...); +void warnx(const char *fmt, ...); +#endif + +int recent_seqno(int , int); + +#endif -- cgit v1.2.1