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Diffstat (limited to 'netcon/Intercept.h')
| -rw-r--r-- | netcon/Intercept.h | 84 |
1 files changed, 84 insertions, 0 deletions
diff --git a/netcon/Intercept.h b/netcon/Intercept.h new file mode 100644 index 00000000..b399993b --- /dev/null +++ b/netcon/Intercept.h @@ -0,0 +1,84 @@ +/* + * ZeroTier One - Network Virtualization Everywhere + * Copyright (C) 2011-2015 ZeroTier, Inc. + * + * This program is free software: you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation, either version 3 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program. If not, see <http://www.gnu.org/licenses/>. + * + * -- + * + * ZeroTier may be used and distributed under the terms of the GPLv3, which + * are available at: http://www.gnu.org/licenses/gpl-3.0.html + * + * If you would like to embed ZeroTier into a commercial application or + * redistribute it in a modified binary form, please contact ZeroTier Networks + * LLC. Start here: http://www.zerotier.com/ + */ + + +#ifndef _INTERCEPT_H +#define _INTERCEPT_H 1 + +#include <sys/socket.h> + +#define CLOSE_SIG int fd +#define READ_SIG int __fd, void *__buf, size_t __nbytes +#define BIND_SIG int sockfd, const struct sockaddr *addr, socklen_t addrlen +#define CONNECT_SIG int __fd, const struct sockaddr * __addr, socklen_t __len +#define WRITE_SIG int __fd, const void *__buf, size_t __n +#define LISTEN_SIG int sockfd, int backlog +#define SOCKET_SIG int socket_family, int socket_type, int protocol +#define ACCEPT4_SIG int sockfd, struct sockaddr *addr, socklen_t *addrlen, int flags +#define ACCEPT_SIG int sockfd, struct sockaddr *addr, socklen_t *addrlen +#define SHUTDOWN_SIG int socket, int how +#define CONNECT_SOCKARG struct sockaddr * +#define IOCTL_SIG int __fd, unsigned long int __request, ... +#define FCNTL_SIG int __fd, int __cmd, ... +#define DAEMON_SIG int nochdir, int noclose +#define SETSOCKOPT_SIG int socket, int level, int option_name, const void *option_value, socklen_t option_len +#define GETSOCKOPT_SIG int sockfd, int level, int optname, void *optval, socklen_t *optlen +#define SYSCALL_SIG long number, ... +#define CLONE_SIG int (*fn)(void *), void *child_stack, int flags, void *arg, ... +#define GETSOCKNAME_SIG int sockfd, struct sockaddr *addr, socklen_t *addrlen +#define DUP2_SIG int oldfd, int newfd +#define DUP3_SIG int oldfd, int newfd, int flags + +void my_init(void); +int connect(CONNECT_SIG); +int bind(BIND_SIG); +int accept(ACCEPT_SIG); +int listen(LISTEN_SIG); +int socket(SOCKET_SIG); +int setsockopt(SETSOCKOPT_SIG); +int getsockopt(GETSOCKOPT_SIG); +int accept4(ACCEPT4_SIG); +long syscall(SYSCALL_SIG); +int close(CLOSE_SIG); +int clone(CLONE_SIG); +int dup2(DUP2_SIG); +int dup3(DUP3_SIG); +int getsockname(GETSOCKNAME_SIG); + +static int (*realconnect)(CONNECT_SIG) = 0; +static int (*realbind)(BIND_SIG) = 0; +static int (*realaccept)(ACCEPT_SIG) = 0; +static int (*reallisten)(LISTEN_SIG) = 0; +static int (*realsocket)(SOCKET_SIG) = 0; +static int (*realsetsockopt)(SETSOCKOPT_SIG) = 0; +static int (*realgetsockopt)(GETSOCKOPT_SIG) = 0; +static int (*realaccept4)(ACCEPT4_SIG) = 0; +static long (*realsyscall)(SYSCALL_SIG) = 0; +static int (*realclose)(CLOSE_SIG) = 0; +static int (*realgetsockname)(GETSOCKNAME_SIG) = 0; + +#endif |