gfwleak/zhangyang-libzt
Archived
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

Stubbed out experimental raw drivers

Browse Source
This commit is contained in:
Joseph Henry
2017-09-29 15:37:50 -07:00
parent bac18b8d7c
commit c0aac699e7
5 changed files with 392 additions and 63 deletions
Download Patch File Download Diff File Expand all files Collapse all files

296
src/libzt.cpp
View File

@@ -32,9 +32,14 @@
#include <cstring>
#if defined(STACK_LWIP)
#include "lwip/sockets.h"
#include "lwip/sys.h"
#include "lwip/ip_addr.h"
#endif
#if defined(NO_STACK)
#include <sys/socket.h>
#endif
#include "libzt.h"
@@ -42,6 +47,7 @@
extern "C" {
#endif
#if defined(STACK_LWIP)
void sys2lwip(int fd, const struct sockaddr *orig, struct sockaddr *modified) {
/* Inelegant fix for lwIP 'sequential' API address error check (in sockets.c). For some reason
@@ -76,183 +82,409 @@ void sys2lwip(int fd, const struct sockaddr *orig, struct sockaddr *modified) {
#endif
}
}
#endif // STACK_LWIP
int zts_socket(int socket_family, int socket_type, int protocol)
{
int err = -1;
DEBUG_EXTRA("family=%d, type=%d, proto=%d", socket_family, socket_type, protocol);
return lwip_socket(socket_family, socket_type, protocol);
#if defined(STACK_LWIP)
err = lwip_socket(socket_family, socket_type, protocol);
#endif
#if defined(STCK_PICO)
#endif
#if defined(NO_STACK)
#endif
return err;
}
int zts_connect(int fd, const struct sockaddr *addr, socklen_t addrlen)
{
int err = -1;
DEBUG_EXTRA("fd=%d",fd);
#if defined(STACK_LWIP)
struct sockaddr_storage ss;
sys2lwip(fd, addr, (struct sockaddr*)&ss);
return lwip_connect(fd, (struct sockaddr*)&ss, addrlen);
err = lwip_connect(fd, (struct sockaddr*)&ss, addrlen);
#endif
#if defined(STCK_PICO)
#endif
#if defined(NO_STACK)
#endif
return err;
}
int zts_bind(int fd, const struct sockaddr *addr, socklen_t addrlen)
{
int err = -1;
DEBUG_EXTRA("fd=%d", fd);
#if defined(STACK_LWIP)
struct sockaddr_storage ss;
sys2lwip(fd, addr, (struct sockaddr*)&ss);
return lwip_bind(fd, (struct sockaddr*)&ss, addrlen);
err = lwip_bind(fd, (struct sockaddr*)&ss, addrlen);
#endif
#if defined(STCK_PICO)
#endif
#if defined(NO_STACK)
#endif
return err;
}
int zts_listen(int fd, int backlog)
{
int err = -1;
DEBUG_EXTRA("fd=%d", fd);
return lwip_listen(fd, backlog);
#if defined(STACK_LWIP)
err = lwip_listen(fd, backlog);
#endif
#if defined(STCK_PICO)
#endif
#if defined(NO_STACK)
#endif
return err;
}
int zts_accept(int fd, struct sockaddr *addr, socklen_t *addrlen)
{
int err = -1;
DEBUG_EXTRA("fd=%d", fd);
return lwip_accept(fd, addr, addrlen);
#if defined(STACK_LWIP)
err = lwip_accept(fd, addr, addrlen);
#endif
#if defined(STCK_PICO)
#endif
#if defined(NO_STACK)
#endif
return err;
}
#if defined(__linux__)
int zts_accept4(int fd, struct sockaddr *addr, socklen_t *addrlen, int flags)
{
int err = -1;
DEBUG_EXTRA("fd=%d", fd);
return zts_accept(fd, addr, addrlen);
#if defined(STACK_LWIP)
err = zts_accept(fd, addr, addrlen);
#endif
#if defined(STCK_PICO)
#endif
#if defined(NO_STACK)
#endif
return err;
}
#endif
int zts_setsockopt(int fd, int level, int optname, const void *optval, socklen_t optlen)
{
int err = -1;
DEBUG_EXTRA("fd=%d, level=%d, optname=%d", fd, level, optname);
return lwip_setsockopt(fd, level, optname, optval, optlen);
#if defined(STACK_LWIP)
err = lwip_setsockopt(fd, level, optname, optval, optlen);
#endif
#if defined(STCK_PICO)
#endif
#if defined(NO_STACK)
#endif
return err;
}
int zts_getsockopt(int fd, int level, int optname, void *optval, socklen_t *optlen)
{
int err = -1;
DEBUG_EXTRA("fd=%d, level=%d, optname=%d", fd, level, optname);
return lwip_getsockopt(fd, level, optname, optval, optlen);
#if defined(STACK_LWIP)
err = lwip_getsockopt(fd, level, optname, optval, optlen);
#endif
#if defined(STCK_PICO)
#endif
#if defined(NO_STACK)
#endif
return err;
}
int zts_getsockname(int fd, struct sockaddr *addr, socklen_t *addrlen)
{
int err = -1;
DEBUG_EXTRA("fd=%p", fd);
return lwip_getsockname(fd, addr, addrlen);
#if defined(STACK_LWIP)
err = lwip_getsockname(fd, addr, addrlen);
#endif
#if defined(STCK_PICO)
#endif
#if defined(NO_STACK)
#endif
return err;
}
int zts_getpeername(int fd, struct sockaddr *addr, socklen_t *addrlen)
{
int err = -1;
DEBUG_EXTRA("fd=%d", fd);
return lwip_getpeername(fd, addr, addrlen);
#if defined(STACK_LWIP)
err = lwip_getpeername(fd, addr, addrlen);
#endif
#if defined(STCK_PICO)
#endif
#if defined(NO_STACK)
#endif
return err;
}
int zts_gethostname(char *name, size_t len)
{
DEBUG_EXTRA();
return -1;
int err = -1;
#if defined(STACK_LWIP)
#endif
#if defined(STCK_PICO)
#endif
#if defined(NO_STACK)
#endif
return err;
}
int zts_sethostname(const char *name, size_t len)
{
DEBUG_EXTRA();
return -1;
int err = -1;
#if defined(STACK_LWIP)
#endif
#if defined(STCK_PICO)
#endif
#if defined(NO_STACK)
#endif
return err;
}
int zts_close(int fd)
{
int err = -1;
DEBUG_EXTRA("fd=%d", fd);
return lwip_close(fd);
#if defined(STACK_LWIP)
err = lwip_close(fd);
#endif
#if defined(STCK_PICO)
#endif
#if defined(NO_STACK)
#endif
return err;
}
int zts_poll(struct pollfd *fds, nfds_t nfds, int timeout)
{
int err = -1;
#if defined(STACK_LWIP)
DEBUG_ERROR("warning, this is not implemented");
return poll(fds, nfds, timeout);
#endif
#if defined(STCK_PICO)
#endif
#if defined(NO_STACK)
#endif
return err;
}
int zts_select(int nfds, fd_set *readfds, fd_set *writefds, fd_set *exceptfds, struct timeval *timeout)
int zts_select(int nfds, fd_set *readfds, fd_set *writefds, fd_set *exceptfds,
struct timeval *timeout)
{
int err = -1;
//DEBUG_EXTRA();
return lwip_select(nfds, readfds, writefds, exceptfds, timeout);
#if defined(STACK_LWIP)
err = lwip_select(nfds, readfds, writefds, exceptfds, timeout);
#endif
#if defined(STCK_PICO)
#endif
#if defined(NO_STACK)
#endif
return err;
}
int zts_fcntl(int fd, int cmd, int flags)
{
int err = -1;
DEBUG_EXTRA("fd=%p, cmd=%d, flags=%d", cmd, flags);
#if defined(STACK_LWIP)
// translation required since lwIP uses different flag values
int translated_flags = 0;
if (flags == 2048) {
translated_flags = 1;
}
return lwip_fcntl(fd, cmd, translated_flags);
err = lwip_fcntl(fd, cmd, translated_flags);
#endif
#if defined(STCK_PICO)
#endif
#if defined(NO_STACK)
#endif
return err;
}
int zts_ioctl(int fd, unsigned long request, void *argp)
{
int err = -1;
DEBUG_EXTRA("fd=%d, req=%d", fd, request);
return lwip_ioctl(fd, request, argp);
#if defined(STACK_LWIP)
err = lwip_ioctl(fd, request, argp);
#endif
#if defined(STCK_PICO)
#endif
#if defined(NO_STACK)
#endif
return err;
}
ssize_t zts_sendto(int fd, const void *buf, size_t len, int flags, const struct sockaddr *addr, socklen_t addrlen)
ssize_t zts_sendto(int fd, const void *buf, size_t len, int flags,
const struct sockaddr *addr, socklen_t addrlen)
{
int err = -1;
DEBUG_TRANS("fd=%d, len=%d", fd, len);
#if defined(STACK_LWIP)
struct sockaddr_storage ss;
sys2lwip(fd, addr, (struct sockaddr*)&ss);
return lwip_sendto(fd, buf, len, flags, (struct sockaddr*)&ss, addrlen);
err = lwip_sendto(fd, buf, len, flags, (struct sockaddr*)&ss, addrlen);
#endif
#if defined(STCK_PICO)
#endif
#if defined(NO_STACK)
#endif
return err;
}
ssize_t zts_send(int fd, const void *buf, size_t len, int flags)
{
int err = -1;
DEBUG_TRANS("fd=%d, len=%d", fd, len);
return lwip_send(fd, buf, len, flags);
#if defined(STACK_LWIP)
err = lwip_send(fd, buf, len, flags);
#endif
#if defined(STCK_PICO)
#endif
#if defined(NO_STACK)
#endif
return err;
}
ssize_t zts_sendmsg(int fd, const struct msghdr *msg, int flags)
{
int err = -1;
DEBUG_TRANS("fd=%d", fd);
return lwip_sendmsg(fd, msg, flags);
#if defined(STACK_LWIP)
err = lwip_sendmsg(fd, msg, flags);
#endif
#if defined(STCK_PICO)
#endif
#if defined(NO_STACK)
#endif
return err;
}
ssize_t zts_recv(int fd, void *buf, size_t len, int flags)
{
int err = -1;
DEBUG_TRANS("fd=%d", fd);
return lwip_recv(fd, buf, len, flags);
#if defined(STACK_LWIP)
err = lwip_recv(fd, buf, len, flags);
#endif
#if defined(STCK_PICO)
#endif
#if defined(NO_STACK)
#endif
return err;
}
ssize_t zts_recvfrom(int fd, void *buf, size_t len, int flags, struct sockaddr *addr, socklen_t *addrlen)
ssize_t zts_recvfrom(int fd, void *buf, size_t len, int flags,
struct sockaddr *addr, socklen_t *addrlen)
{
int err = -1;
DEBUG_TRANS("fd=%d", fd);
return lwip_recvfrom(fd, buf, len, flags, addr, addrlen);
#if defined(STACK_LWIP)
err = lwip_recvfrom(fd, buf, len, flags, addr, addrlen);
#endif
#if defined(STCK_PICO)
#endif
#if defined(NO_STACK)
#endif
return err;
}
ssize_t zts_recvmsg(int fd, struct msghdr *msg,int flags)
{
DEBUG_TRANS("fd=%d", fd);
return -1;
int err = -1;
#if defined(STACK_LWIP)
#endif
#if defined(STCK_PICO)
#endif
#if defined(NO_STACK)
#endif
return err;
}
int zts_read(int fd, void *buf, size_t len) {
int zts_read(int fd, void *buf, size_t len)
{
int err = -1;
//DEBUG_TRANS("fd=%d, len=%d", fd, len);
return lwip_read(fd, buf, len);
#if defined(STACK_LWIP)
err = lwip_read(fd, buf, len);
#endif
#if defined(STCK_PICO)
#endif
#if defined(NO_STACK)
#endif
return err;
}
int zts_write(int fd, const void *buf, size_t len) {
int zts_write(int fd, const void *buf, size_t len)
{
//DEBUG_TRANS("fd=%d, len=%d", fd, len);
return lwip_write(fd, buf, len);
int err = -1;
#if defined(STACK_LWIP)
err = lwip_write(fd, buf, len);
#endif
#if defined(STCK_PICO)
#endif
#if defined(NO_STACK)
#endif
return err;
}
int zts_shutdown(int fd, int how)
{
int err = -1;
DEBUG_EXTRA("fd=%d, how=%d", fd, how);
return lwip_shutdown(fd, how);
#if defined(STACK_LWIP)
err = lwip_shutdown(fd, how);
#endif
#if defined(STCK_PICO)
#endif
#if defined(NO_STACK)
#endif
return err;
}
int zts_add_dns_nameserver(struct sockaddr *addr)
{
DEBUG_EXTRA();
return -1;
int err = -1;
#if defined(STACK_LWIP)
#endif
#if defined(STCK_PICO)
#endif
#if defined(NO_STACK)
#endif
return err;
}
int zts_del_dns_nameserver(struct sockaddr *addr)
{
DEBUG_EXTRA();
return -1;
int err = -1;
#if defined(STACK_LWIP)
#endif
#if defined(STCK_PICO)
#endif
#if defined(NO_STACK)
#endif
return err;
}
#ifdef __cplusplus