--- /dev/null
+/* Copyright (C) 2006-2010 The Android Open Source Project
+**
+** This software is licensed under the terms of the GNU General Public
+** License version 2, as published by the Free Software Foundation, and
+** may be copied, distributed, and modified under those terms.
+**
+** 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.
+*/
+
+
+#ifdef _WIN32
+#include <windows.h>
+#include <winsock2.h>
+#include <ws2tcpip.h>
+#else /* !_WIN32 */
+#include <sys/ioctl.h>
+#include <sys/socket.h>
+#include <netinet/in.h>
+#include <netinet/tcp.h>
+#include <netdb.h>
+#endif /* !_WIN32 */
+
+#include "net/slirp.h"
+#include "qemu_socket.h"
+#include "sdb.h"
+#include "nbd.h"
+#include "tizen/src/debug_ch.h"
+
+//DEFAULT_DEBUG_CHANNEL(qemu);
+MULTI_DEBUG_CHANNEL(qemu, sdb);
+
+/* QSOCKET_CALL is used to deal with the fact that EINTR happens pretty
+ * easily in QEMU since we use SIGALRM to implement periodic timers
+ */
+
+#ifdef _WIN32
+# define QSOCKET_CALL(_ret,_cmd) \
+ do { _ret = (_cmd); } while ( _ret < 0 && WSAGetLastError() == WSAEINTR )
+#else
+# define QSOCKET_CALL(_ret,_cmd) \
+ do { \
+ errno = 0; \
+ do { _ret = (_cmd); } while ( _ret < 0 && errno == EINTR ); \
+ } while (0);
+#endif
+
+#ifdef _WIN32
+
+#include <errno.h>
+
+static int winsock_error;
+
+#define WINSOCK_ERRORS_LIST \
+ EE(WSA_INVALID_HANDLE,EINVAL,"invalid handle") \
+EE(WSA_NOT_ENOUGH_MEMORY,ENOMEM,"not enough memory") \
+EE(WSA_INVALID_PARAMETER,EINVAL,"invalid parameter") \
+EE(WSAEINTR,EINTR,"interrupted function call") \
+EE(WSAEALREADY,EALREADY,"operation already in progress") \
+EE(WSAEBADF,EBADF,"bad file descriptor") \
+EE(WSAEACCES,EACCES,"permission denied") \
+EE(WSAEFAULT,EFAULT,"bad address") \
+EE(WSAEINVAL,EINVAL,"invalid argument") \
+EE(WSAEMFILE,EMFILE,"too many opened files") \
+EE(WSAEWOULDBLOCK,EWOULDBLOCK,"resource temporarily unavailable") \
+EE(WSAEINPROGRESS,EINPROGRESS,"operation now in progress") \
+EE(WSAEALREADY,EAGAIN,"operation already in progress") \
+EE(WSAENOTSOCK,EBADF,"socket operation not on socket") \
+EE(WSAEDESTADDRREQ,EDESTADDRREQ,"destination address required") \
+EE(WSAEMSGSIZE,EMSGSIZE,"message too long") \
+EE(WSAEPROTOTYPE,EPROTOTYPE,"wrong protocol type for socket") \
+EE(WSAENOPROTOOPT,ENOPROTOOPT,"bad protocol option") \
+EE(WSAEADDRINUSE,EADDRINUSE,"address already in use") \
+EE(WSAEADDRNOTAVAIL,EADDRNOTAVAIL,"cannot assign requested address") \
+EE(WSAENETDOWN,ENETDOWN,"network is down") \
+EE(WSAENETUNREACH,ENETUNREACH,"network unreachable") \
+EE(WSAENETRESET,ENETRESET,"network dropped connection on reset") \
+EE(WSAECONNABORTED,ECONNABORTED,"software caused connection abort") \
+EE(WSAECONNRESET,ECONNRESET,"connection reset by peer") \
+EE(WSAENOBUFS,ENOBUFS,"no buffer space available") \
+EE(WSAEISCONN,EISCONN,"socket is already connected") \
+EE(WSAENOTCONN,ENOTCONN,"socket is not connected") \
+EE(WSAESHUTDOWN,ESHUTDOWN,"cannot send after socket shutdown") \
+EE(WSAETOOMANYREFS,ETOOMANYREFS,"too many references") \
+EE(WSAETIMEDOUT,ETIMEDOUT,"connection timed out") \
+EE(WSAECONNREFUSED,ECONNREFUSED,"connection refused") \
+EE(WSAELOOP,ELOOP,"cannot translate name") \
+EE(WSAENAMETOOLONG,ENAMETOOLONG,"name too long") \
+EE(WSAEHOSTDOWN,EHOSTDOWN,"host is down") \
+EE(WSAEHOSTUNREACH,EHOSTUNREACH,"no route to host") \
+
+typedef struct {
+ int winsock;
+ int unix;
+ const char* string;
+} WinsockError;
+
+static const WinsockError _winsock_errors[] = {
+#define EE(w,u,s) { w, u, s },
+ WINSOCK_ERRORS_LIST
+#undef EE
+ { -1, -1, NULL }
+};
+
+/* this function reads the latest winsock error code and updates
+ * errno to a matching value. It also returns the new value of
+ * errno.
+ */
+static int _fix_errno( void )
+{
+ const WinsockError* werr = _winsock_errors;
+ int unix = EINVAL; /* generic error code */
+
+ winsock_error = WSAGetLastError();
+
+ for ( ; werr->string != NULL; werr++ ) {
+ if (werr->winsock == winsock_error) {
+ unix = werr->unix;
+ break;
+ }
+ }
+ errno = unix;
+ return -1;
+}
+
+#else
+static int _fix_errno( void )
+{
+ return -1;
+}
+
+#endif
+
+#define SOCKET_CALL(cmd) \
+ int ret; \
+QSOCKET_CALL(ret, (cmd)); \
+if (ret < 0) \
+return _fix_errno(); \
+return ret; \
+
+int socket_send(int fd, const void* buf, int buflen)
+{
+ SOCKET_CALL(send(fd, buf, buflen, 0))
+}
+
+#ifdef _WIN32
+
+ static void
+socket_close_handler( void* _fd )
+{
+ int fd = (int)_fd;
+ int ret;
+ char buff[64];
+
+ /* we want to drain the read side of the socket before closing it */
+ do {
+ ret = recv( fd, buff, sizeof(buff), 0 );
+ } while (ret < 0 && WSAGetLastError() == WSAEINTR);
+
+ if (ret < 0 && WSAGetLastError() == EWOULDBLOCK)
+ return;
+
+ qemu_set_fd_handler( fd, NULL, NULL, NULL );
+ closesocket( fd );
+}
+
+ void
+socket_close( int fd )
+{
+ int old_errno = errno;
+
+ shutdown( fd, SD_BOTH );
+ /* we want to drain the socket before closing it */
+ qemu_set_fd_handler( fd, socket_close_handler, NULL, (void*)fd );
+
+ errno = old_errno;
+}
+
+#else /* !_WIN32 */
+
+#include <unistd.h>
+
+ void
+socket_close( int fd )
+{
+ int old_errno = errno;
+
+ shutdown( fd, SHUT_RDWR );
+ close( fd );
+
+ errno = old_errno;
+}
+
+#endif /* !_WIN32 */
+
+int inet_strtoip(const char* str, uint32_t *ip)
+{
+ int comp[4];
+
+ if (sscanf(str, "%d.%d.%d.%d", &comp[0], &comp[1], &comp[2], &comp[3]) != 4)
+ return -1;
+
+ if ((unsigned)comp[0] >= 256 ||
+ (unsigned)comp[1] >= 256 ||
+ (unsigned)comp[2] >= 256 ||
+ (unsigned)comp[3] >= 256)
+ return -1;
+
+ *ip = (uint32_t)((comp[0] << 24) | (comp[1] << 16) |
+ (comp[2] << 8) | comp[3]);
+ return 0;
+}
+
+static int check_port_bind_listen(u_int port)
+{
+ struct sockaddr_in addr;
+ int s, opt = 1;
+ int ret = -1;
+ socklen_t addrlen = sizeof(addr);
+ memset(&addr, 0, addrlen);
+
+ addr.sin_family = AF_INET;
+ addr.sin_addr.s_addr = INADDR_ANY;
+ addr.sin_port = htons(port);
+
+ if (((s = qemu_socket(AF_INET,SOCK_STREAM,0)) < 0) ||
+ (bind(s,(struct sockaddr *)&addr, sizeof(addr)) < 0) ||
+ (setsockopt(s,SOL_SOCKET,SO_REUSEADDR,(char *)&opt,sizeof(int)) < 0) ||
+ (listen(s,1) < 0)) {
+
+ /* fail */
+ ret = -1;
+ ERR( "port(%d) listen fail \n", port);
+ }else{
+ /*fsucess*/
+ ret = 1;
+ INFO( "port(%d) listen ok \n", port);
+ }
+
+#ifdef _WIN32
+ closesocket(s);
+#else
+ close(s);
+#endif
+
+ return ret;
+}
+
+int get_sdb_base_port(void)
+{
+ int tries = 10;
+ int success = 0;
+ u_int port = 26100;
+
+ if(tizen_base_port == 0){
+
+ for ( ; tries > 0; tries--, port += 10 ) {
+ if(check_port_bind_listen(port+1) < 0 )
+ continue;
+
+ success = 1;
+ break;
+ }
+
+ if (!success) {
+ ERR( "it seems too many emulator instances are running on this machine. Aborting\n" );
+ exit(1);
+ }
+
+ tizen_base_port = port;
+ INFO( "sdb port is %d \n", tizen_base_port);
+ }
+
+ return tizen_base_port;
+}
+
+void sdb_setup(void)
+{
+ int tries = 10;
+ const char *base_port = "26100";
+ int success = 0;
+ int s;
+ int port;
+ uint32_t guest_ip;
+ const char *p;
+ char buf[64] = {0,};
+
+ inet_strtoip("10.0.2.16", &guest_ip);
+
+ port = strtol(base_port, (char **)&p, 0);
+
+ for ( ; tries > 0; tries--, port += 10 ) {
+ // redir form [tcp:26100:10.0.2.16:26101]
+ sprintf(buf, "tcp:%d:10.0.2.16:26101", port+1);
+ if(net_slirp_redir((char*)buf) < 0)
+ continue;
+
+ // fprintf(stdout,"SDBD established on port %d\n", port+1);
+ success = 1;
+ break;
+ }
+
+ INFO("redirect [%s] success\n", buf);
+ if (!success) {
+ ERR( "it seems too many emulator instances are running on this machine. Aborting\n" );
+ exit(1);
+ }
+
+ if( tizen_base_port != port ){
+ ERR( "sdb port is miss match. Aborting\n" );
+ exit(1);
+ }
+
+ /* Save base port. */
+ tizen_base_port = port;
+ INFO( "Port(%d/tcp) listen for SDB \n", tizen_base_port + 1);
+
+ /* for sensort */
+ sprintf(buf, "tcp:%d:10.0.2.16:3577", get_sdb_base_port() + SDB_TCP_EMULD_INDEX );
+ if(net_slirp_redir((char*)buf) < 0){
+ ERR( "redirect [%s] fail \n", buf);
+ }else{
+ INFO("redirect [%s] success\n", buf);
+ }
+
+ /* send a simple message to the SDB host server to tell it we just started.
+ * it should be listening on port 26099. if we can't reach it, don't bother
+ */
+ do
+ {
+ char tmp[32] = {0};
+
+ s = tcp_socket_outgoing("127.0.0.1", SDB_HOST_PORT);
+ if (s < 0) {
+ INFO("can't create socket to talk to the SDB server \n");
+ INFO("This emulator will be scaned by the SDB server \n");
+ break;
+ }
+
+ /* length is hex: 0x13 = 19 */
+ sprintf(tmp,"0013host:emulator:%d",port+1);
+ socket_send(s, tmp, 30);
+
+ }
+ while (0);
+
+ if (s >= 0)
+ socket_close(s);
+}
projects / sdk / emulator / qemu.git / commitdiff