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-rw-r--r--tools/iproxy.c381
1 files changed, 188 insertions, 193 deletions
diff --git a/tools/iproxy.c b/tools/iproxy.c
index f7c0827..abda951 100644
--- a/tools/iproxy.c
+++ b/tools/iproxy.c
@@ -1,29 +1,27 @@
/*
- iproxy -- proxy that enables tcp service access to iPhone/iPod
-
-Copyright (C) 2009 Nikias Bassen <nikias@gmx.li>
-Copyright (C) 2009 Paul Sladen <libiphone@paul.sladen.org>
-
-Based upon iTunnel source code, Copyright (c) 2008 Jing Su.
-http://www.cs.toronto.edu/~jingsu/itunnel/
-
-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 2 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, write to the Free Software
-Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
-
-TODO: improve code...
-
-*/
+ * iproxy.c -- proxy that enables tcp service access to iOS devices
+ *
+ * Copyright (C) 2014 Martin Szulecki <m.szulecki@libimobiledevice.org>
+ * Copyright (C) 2009 Nikias Bassen <nikias@gmx.li>
+ * Copyright (C) 2009 Paul Sladen <libiphone@paul.sladen.org>
+ *
+ * Based upon iTunnel source code, Copyright (c) 2008 Jing Su.
+ * http://www.cs.toronto.edu/~jingsu/itunnel/
+ *
+ * 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 2 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, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
+ */
#include <stdio.h>
#include <stdlib.h>
@@ -43,239 +41,236 @@ typedef unsigned int socklen_t;
#include <pthread.h>
#include <netinet/in.h>
#endif
-#include "sock_stuff.h"
+#include "socket.h"
#include "usbmuxd.h"
static uint16_t listen_port = 0;
static uint16_t device_port = 0;
struct client_data {
- int fd;
- int sfd;
- volatile int stop_ctos;
- volatile int stop_stoc;
+ int fd;
+ int sfd;
+ volatile int stop_ctos;
+ volatile int stop_stoc;
};
static void *run_stoc_loop(void *arg)
{
- struct client_data *cdata = (struct client_data*)arg;
- int recv_len;
- int sent;
- char buffer[131072];
-
- printf("%s: fd = %d\n", __func__, cdata->fd);
-
- while (!cdata->stop_stoc && cdata->fd>0 && cdata->sfd>0) {
- recv_len = recv_buf_timeout(cdata->sfd, buffer, sizeof(buffer), 0, 5000);
- if (recv_len <= 0) {
- if (recv_len == 0) {
- // try again
- continue;
- } else {
- fprintf(stderr, "recv failed: %s\n", strerror(errno));
- break;
- }
- } else {
-// printf("received %d bytes from server\n", recv_len);
- // send to socket
- sent = send_buf(cdata->fd, buffer, recv_len);
- if (sent < recv_len) {
- if (sent <= 0) {
- fprintf(stderr, "send failed: %s\n", strerror(errno));
- break;
+ struct client_data *cdata = (struct client_data*)arg;
+ int recv_len;
+ int sent;
+ char buffer[131072];
+
+ printf("%s: fd = %d\n", __func__, cdata->fd);
+
+ while (!cdata->stop_stoc && cdata->fd > 0 && cdata->sfd > 0) {
+ recv_len = socket_receive_timeout(cdata->sfd, buffer, sizeof(buffer), 0, 5000);
+ if (recv_len <= 0) {
+ if (recv_len == 0) {
+ // try again
+ continue;
+ } else {
+ fprintf(stderr, "recv failed: %s\n", strerror(errno));
+ break;
+ }
} else {
- fprintf(stderr, "only sent %d from %d bytes\n", sent, recv_len);
+ // send to socket
+ sent = socket_send(cdata->fd, buffer, recv_len);
+ if (sent < recv_len) {
+ if (sent <= 0) {
+ fprintf(stderr, "send failed: %s\n", strerror(errno));
+ break;
+ } else {
+ fprintf(stderr, "only sent %d from %d bytes\n", sent, recv_len);
+ }
+ }
}
- } else {
- // sending succeeded, receive from device
-// printf("pushed %d bytes to client\n", sent);
- }
}
- }
- close(cdata->fd);
- cdata->fd = -1;
- cdata->stop_ctos = 1;
- return NULL;
+ close(cdata->fd);
+
+ cdata->fd = -1;
+ cdata->stop_ctos = 1;
+
+ return NULL;
}
static void *run_ctos_loop(void *arg)
{
- struct client_data *cdata = (struct client_data*)arg;
- int recv_len;
- int sent;
- char buffer[131072];
+ struct client_data *cdata = (struct client_data*)arg;
+ int recv_len;
+ int sent;
+ char buffer[131072];
#ifdef WIN32
- HANDLE stoc = NULL;
+ HANDLE stoc = NULL;
#else
- pthread_t stoc;
+ pthread_t stoc;
#endif
- printf("%s: fd = %d\n", __func__, cdata->fd);
+ printf("%s: fd = %d\n", __func__, cdata->fd);
- cdata->stop_stoc = 0;
+ cdata->stop_stoc = 0;
#ifdef WIN32
- stoc = CreateThread(NULL, 0, (LPTHREAD_START_ROUTINE)run_stoc_loop, cdata, 0, NULL);
+ stoc = CreateThread(NULL, 0, (LPTHREAD_START_ROUTINE)run_stoc_loop, cdata, 0, NULL);
#else
- pthread_create(&stoc, NULL, run_stoc_loop, cdata);
+ pthread_create(&stoc, NULL, run_stoc_loop, cdata);
#endif
- while (!cdata->stop_ctos && cdata->fd>0 && cdata->sfd>0) {
- recv_len = recv_buf_timeout(cdata->fd, buffer, sizeof(buffer), 0, 5000);
- if (recv_len <= 0) {
- if (recv_len == 0) {
- // try again
- continue;
- } else {
- fprintf(stderr, "recv failed: %s\n", strerror(errno));
- break;
- }
- } else {
-// printf("pulled %d bytes from client\n", recv_len);
- // send to local socket
- sent = send_buf(cdata->sfd, buffer, recv_len);
- if (sent < recv_len) {
- if (sent <= 0) {
- fprintf(stderr, "send failed: %s\n", strerror(errno));
- break;
+ while (!cdata->stop_ctos && cdata->fd>0 && cdata->sfd>0) {
+ recv_len = socket_receive_timeout(cdata->fd, buffer, sizeof(buffer), 0, 5000);
+ if (recv_len <= 0) {
+ if (recv_len == 0) {
+ // try again
+ continue;
+ } else {
+ fprintf(stderr, "recv failed: %s\n", strerror(errno));
+ break;
+ }
} else {
- fprintf(stderr, "only sent %d from %d bytes\n", sent, recv_len);
+ // send to local socket
+ sent = socket_send(cdata->sfd, buffer, recv_len);
+ if (sent < recv_len) {
+ if (sent <= 0) {
+ fprintf(stderr, "send failed: %s\n", strerror(errno));
+ break;
+ } else {
+ fprintf(stderr, "only sent %d from %d bytes\n", sent, recv_len);
+ }
+ }
}
- } else {
- // sending succeeded, receive from device
-// printf("sent %d bytes to server\n", sent);
- }
}
- }
- close(cdata->fd);
- cdata->fd = -1;
- cdata->stop_stoc = 1;
+
+ close(cdata->fd);
+
+ cdata->fd = -1;
+ cdata->stop_stoc = 1;
#ifdef WIN32
- WaitForSingleObject(stoc, INFINITE);
+ WaitForSingleObject(stoc, INFINITE);
#else
- pthread_join(stoc, NULL);
+ pthread_join(stoc, NULL);
#endif
- return NULL;
+ return NULL;
}
static void *acceptor_thread(void *arg)
{
- struct client_data *cdata;
- usbmuxd_device_info_t *dev_list = NULL;
+ struct client_data *cdata;
+ usbmuxd_device_info_t *dev_list = NULL;
#ifdef WIN32
- HANDLE ctos = NULL;
+ HANDLE ctos = NULL;
#else
- pthread_t ctos;
+ pthread_t ctos;
#endif
- int count;
+ int count;
- if (!arg) {
- fprintf(stderr, "invalid client_data provided!\n");
- return NULL;
- }
+ if (!arg) {
+ fprintf(stderr, "invalid client_data provided!\n");
+ return NULL;
+ }
- cdata = (struct client_data*)arg;
+ cdata = (struct client_data*)arg;
- if ((count = usbmuxd_get_device_list(&dev_list)) < 0) {
- printf("Connecting to usbmuxd failed, terminating.\n");
- free(dev_list);
- return NULL;
- }
+ if ((count = usbmuxd_get_device_list(&dev_list)) < 0) {
+ printf("Connecting to usbmuxd failed, terminating.\n");
+ free(dev_list);
+ return NULL;
+ }
- fprintf(stdout, "Number of available devices == %d\n", count);
+ fprintf(stdout, "Number of available devices == %d\n", count);
- if (dev_list == NULL || dev_list[0].handle == 0) {
- printf("No connected device found, terminating.\n");
- free(dev_list);
- return NULL;
- }
+ if (dev_list == NULL || dev_list[0].handle == 0) {
+ printf("No connected device found, terminating.\n");
+ free(dev_list);
+ return NULL;
+ }
- fprintf(stdout, "Requesting connecion to device handle == %d (serial: %s), port %d\n", dev_list[0].handle, dev_list[0].udid, device_port);
+ fprintf(stdout, "Requesting connecion to device handle == %d (serial: %s), port %d\n", dev_list[0].handle, dev_list[0].udid, device_port);
+
+ cdata->sfd = usbmuxd_connect(dev_list[0].handle, device_port);
+ free(dev_list);
+ if (cdata->sfd < 0) {
+ fprintf(stderr, "Error connecting to device!\n");
+ } else {
+ cdata->stop_ctos = 0;
- cdata->sfd = usbmuxd_connect(dev_list[0].handle, device_port);
- free(dev_list);
- if (cdata->sfd < 0) {
- fprintf(stderr, "Error connecting to device!\n");
- } else {
- cdata->stop_ctos = 0;
#ifdef WIN32
- ctos = CreateThread(NULL, 0, (LPTHREAD_START_ROUTINE)run_ctos_loop, cdata, 0, NULL);
- WaitForSingleObject(ctos, INFINITE);
+ ctos = CreateThread(NULL, 0, (LPTHREAD_START_ROUTINE)run_ctos_loop, cdata, 0, NULL);
+ WaitForSingleObject(ctos, INFINITE);
#else
- pthread_create(&ctos, NULL, run_ctos_loop, cdata);
- pthread_join(ctos, NULL);
+ pthread_create(&ctos, NULL, run_ctos_loop, cdata);
+ pthread_join(ctos, NULL);
#endif
- }
+ }
- if (cdata->fd > 0) {
- close(cdata->fd);
- }
- if (cdata->sfd > 0) {
- close(cdata->sfd);
- }
+ if (cdata->fd > 0) {
+ close(cdata->fd);
+ }
+ if (cdata->sfd > 0) {
+ close(cdata->sfd);
+ }
- return NULL;
+ return NULL;
}
int main(int argc, char **argv)
{
- int mysock = -1;
+ int mysock = -1;
- if (argc != 3) {
- printf("usage: %s LOCAL_TCP_PORT DEVICE_TCP_PORT\n", argv[0]);
- return 0;
- }
-
- listen_port = atoi(argv[1]);
- device_port = atoi(argv[2]);
-
- if (!listen_port) {
- fprintf(stderr, "Invalid listen_port specified!\n");
- return -EINVAL;
- }
-
- if (!device_port) {
- fprintf(stderr, "Invalid device_port specified!\n");
- return -EINVAL;
- }
-
- // first create the listening socket endpoint waiting for connections.
- mysock = create_socket(listen_port);
- if (mysock < 0) {
- fprintf(stderr, "Error creating socket: %s\n", strerror(errno));
- return -errno;
- } else {
+ if (argc != 3) {
+ printf("usage: %s LOCAL_TCP_PORT DEVICE_TCP_PORT\n", argv[0]);
+ return 0;
+ }
+
+ listen_port = atoi(argv[1]);
+ device_port = atoi(argv[2]);
+
+ if (!listen_port) {
+ fprintf(stderr, "Invalid listen_port specified!\n");
+ return -EINVAL;
+ }
+
+ if (!device_port) {
+ fprintf(stderr, "Invalid device_port specified!\n");
+ return -EINVAL;
+ }
+
+ // first create the listening socket endpoint waiting for connections.
+ mysock = socket_create(listen_port);
+ if (mysock < 0) {
+ fprintf(stderr, "Error creating socket: %s\n", strerror(errno));
+ return -errno;
+ } else {
#ifdef WIN32
- HANDLE acceptor = NULL;
+ HANDLE acceptor = NULL;
#else
- pthread_t acceptor;
+ pthread_t acceptor;
#endif
- struct sockaddr_in c_addr;
- socklen_t len = sizeof(struct sockaddr_in);
- struct client_data cdata;
- int c_sock;
- while (1) {
- printf("waiting for connection\n");
- c_sock = accept(mysock, (struct sockaddr*)&c_addr, &len);
- if (c_sock) {
- printf("accepted connection, fd = %d\n", c_sock);
- cdata.fd = c_sock;
+ struct sockaddr_in c_addr;
+ socklen_t len = sizeof(struct sockaddr_in);
+ struct client_data cdata;
+ int c_sock;
+ while (1) {
+ printf("waiting for connection\n");
+ c_sock = accept(mysock, (struct sockaddr*)&c_addr, &len);
+ if (c_sock) {
+ printf("accepted connection, fd = %d\n", c_sock);
+ cdata.fd = c_sock;
#ifdef WIN32
- acceptor = CreateThread(NULL, 0, (LPTHREAD_START_ROUTINE)acceptor_thread, &cdata, 0, NULL);
- WaitForSingleObject(acceptor, INFINITE);
+ acceptor = CreateThread(NULL, 0, (LPTHREAD_START_ROUTINE)acceptor_thread, &cdata, 0, NULL);
+ WaitForSingleObject(acceptor, INFINITE);
#else
- pthread_create(&acceptor, NULL, acceptor_thread, &cdata);
- pthread_join(acceptor, NULL);
+ pthread_create(&acceptor, NULL, acceptor_thread, &cdata);
+ pthread_join(acceptor, NULL);
#endif
- } else {
- break;
- }
+ } else {
+ break;
+ }
+ }
+ close(c_sock);
+ close(mysock);
}
- close(c_sock);
- close(mysock);
- }
- return 0;
+ return 0;
}
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