diff options
Diffstat (limited to 'netcon/Intercept.h')
| -rw-r--r-- | netcon/Intercept.h | 24 |
1 files changed, 17 insertions, 7 deletions
diff --git a/netcon/Intercept.h b/netcon/Intercept.h index b399993b..9593468f 100644 --- a/netcon/Intercept.h +++ b/netcon/Intercept.h @@ -25,12 +25,17 @@ * LLC. Start here: http://www.zerotier.com/ */ - #ifndef _INTERCEPT_H #define _INTERCEPT_H 1 #include <sys/socket.h> + +#if defined(__linux__) + #define ACCEPT4_SIG int sockfd, struct sockaddr *addr, socklen_t *addrlen, int flags + #define SYSCALL_SIG long number, ... +#endif + #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 @@ -38,7 +43,6 @@ #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 * @@ -47,12 +51,17 @@ #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 + +#if defined(__linux__) + int accept4(ACCEPT4_SIG); + long syscall(SYSCALL_SIG); +#endif + void my_init(void); int connect(CONNECT_SIG); int bind(BIND_SIG); @@ -61,14 +70,17 @@ 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); +#if defined(__linux__) + static int (*realaccept4)(ACCEPT4_SIG) = 0; + static long (*realsyscall)(SYSCALL_SIG) = 0; +#endif + static int (*realconnect)(CONNECT_SIG) = 0; static int (*realbind)(BIND_SIG) = 0; static int (*realaccept)(ACCEPT_SIG) = 0; @@ -76,8 +88,6 @@ 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; |