473 lines
11 KiB
C
473 lines
11 KiB
C
/*
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* Copyright (C) 2007 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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/* this file contains system-dependent definitions used by ADB
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* they're related to threads, sockets and file descriptors
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*/
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#ifndef _ADB_SYSDEPS_H
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#define _ADB_SYSDEPS_H
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#ifdef __CYGWIN__
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# undef _WIN32
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#endif
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#ifdef _WIN32
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#include <windows.h>
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#include <winsock2.h>
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#include <ws2tcpip.h>
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#include <process.h>
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#include <fcntl.h>
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#include <io.h>
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#include <sys/stat.h>
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#include <errno.h>
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#include <ctype.h>
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#define OS_PATH_SEPARATOR '\\'
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#define OS_PATH_SEPARATOR_STR "\\"
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typedef CRITICAL_SECTION adb_mutex_t;
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#define ADB_MUTEX_DEFINE(x) adb_mutex_t x
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/* declare all mutexes */
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#define ADB_MUTEX(x) extern adb_mutex_t x;
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#include "mutex_list.h"
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extern void adb_sysdeps_init(void);
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static __inline__ void adb_mutex_lock( adb_mutex_t* lock )
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{
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EnterCriticalSection( lock );
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}
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static __inline__ void adb_mutex_unlock( adb_mutex_t* lock )
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{
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LeaveCriticalSection( lock );
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}
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typedef struct { unsigned tid; } adb_thread_t;
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typedef void* (*adb_thread_func_t)(void* arg);
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typedef void (*win_thread_func_t)(void* arg);
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static __inline__ int adb_thread_create( adb_thread_t *thread, adb_thread_func_t func, void* arg)
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{
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thread->tid = _beginthread( (win_thread_func_t)func, 0, arg );
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if (thread->tid == (unsigned)-1L) {
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return -1;
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}
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return 0;
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}
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static __inline__ void close_on_exec(int fd)
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{
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/* nothing really */
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}
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extern void disable_tcp_nagle(int fd);
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#define lstat stat /* no symlinks on Win32 */
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#define S_ISLNK(m) 0 /* no symlinks on Win32 */
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static __inline__ int adb_unlink(const char* path)
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{
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int rc = unlink(path);
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if (rc == -1 && errno == EACCES) {
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/* unlink returns EACCES when the file is read-only, so we first */
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/* try to make it writable, then unlink again... */
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rc = chmod(path, _S_IREAD|_S_IWRITE );
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if (rc == 0)
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rc = unlink(path);
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}
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return rc;
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}
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#undef unlink
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#define unlink ___xxx_unlink
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static __inline__ int adb_mkdir(const char* path, int mode)
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{
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return _mkdir(path);
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}
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#undef mkdir
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#define mkdir ___xxx_mkdir
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extern int adb_open(const char* path, int options);
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extern int adb_creat(const char* path, int mode);
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extern int adb_read(int fd, void* buf, int len);
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extern int adb_write(int fd, const void* buf, int len);
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extern int adb_lseek(int fd, int pos, int where);
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extern int adb_close(int fd);
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static __inline__ int unix_close(int fd)
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{
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return close(fd);
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}
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#undef close
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#define close ____xxx_close
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static __inline__ int unix_read(int fd, void* buf, size_t len)
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{
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return read(fd, buf, len);
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}
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#undef read
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#define read ___xxx_read
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static __inline__ int unix_write(int fd, const void* buf, size_t len)
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{
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return write(fd, buf, len);
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}
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#undef write
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#define write ___xxx_write
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static __inline__ int adb_open_mode(const char* path, int options, int mode)
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{
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return adb_open(path, options);
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}
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static __inline__ int unix_open(const char* path, int options,...)
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{
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if ((options & O_CREAT) == 0)
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{
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return open(path, options);
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}
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else
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{
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int mode;
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va_list args;
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va_start( args, options );
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mode = va_arg( args, int );
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va_end( args );
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return open(path, options, mode);
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}
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}
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#define open ___xxx_unix_open
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/* normally provided by <cutils/misc.h> */
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extern void* load_file(const char* pathname, unsigned* psize);
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/* normally provided by <cutils/sockets.h> */
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extern int socket_loopback_client(int port, int type);
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extern int socket_network_client(const char *host, int port, int type);
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extern int socket_loopback_server(int port, int type);
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extern int socket_inaddr_any_server(int port, int type);
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/* normally provided by "fdevent.h" */
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#define FDE_READ 0x0001
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#define FDE_WRITE 0x0002
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#define FDE_ERROR 0x0004
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#define FDE_DONT_CLOSE 0x0080
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typedef struct fdevent fdevent;
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typedef void (*fd_func)(int fd, unsigned events, void *userdata);
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fdevent *fdevent_create(int fd, fd_func func, void *arg);
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void fdevent_destroy(fdevent *fde);
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void fdevent_install(fdevent *fde, int fd, fd_func func, void *arg);
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void fdevent_remove(fdevent *item);
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void fdevent_set(fdevent *fde, unsigned events);
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void fdevent_add(fdevent *fde, unsigned events);
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void fdevent_del(fdevent *fde, unsigned events);
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void fdevent_loop();
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struct fdevent {
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fdevent *next;
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fdevent *prev;
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int fd;
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unsigned short state;
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unsigned short events;
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fd_func func;
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void *arg;
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};
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static __inline__ void adb_sleep_ms( int mseconds )
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{
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Sleep( mseconds );
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}
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extern int adb_socket_accept(int serverfd, struct sockaddr* addr, socklen_t *addrlen);
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#undef accept
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#define accept ___xxx_accept
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static __inline__ int adb_socket_setbufsize( int fd, int bufsize )
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{
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int opt = bufsize;
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return setsockopt(fd, SOL_SOCKET, SO_RCVBUF, (const char*)&opt, sizeof(opt));
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}
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extern int adb_socketpair( int sv[2] );
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static __inline__ char* adb_dirstart( const char* path )
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{
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char* p = strchr(path, '/');
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char* p2 = strchr(path, '\\');
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if ( !p )
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p = p2;
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else if ( p2 && p2 > p )
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p = p2;
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return p;
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}
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static __inline__ char* adb_dirstop( const char* path )
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{
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char* p = strrchr(path, '/');
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char* p2 = strrchr(path, '\\');
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if ( !p )
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p = p2;
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else if ( p2 && p2 > p )
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p = p2;
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return p;
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}
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static __inline__ int adb_is_absolute_host_path( const char* path )
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{
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return isalpha(path[0]) && path[1] == ':' && path[2] == '\\';
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}
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#else /* !_WIN32 a.k.a. Unix */
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#include "fdevent.h"
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#include <cutils/sockets.h>
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#include <cutils/properties.h>
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#include <cutils/misc.h>
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#include <signal.h>
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#include <sys/wait.h>
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#include <sys/stat.h>
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#include <fcntl.h>
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#include <pthread.h>
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#include <unistd.h>
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#include <fcntl.h>
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#include <stdarg.h>
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#include <netinet/in.h>
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#include <netinet/tcp.h>
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#include <string.h>
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#define OS_PATH_SEPARATOR '/'
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#define OS_PATH_SEPARATOR_STR "/"
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typedef pthread_mutex_t adb_mutex_t;
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#define ADB_MUTEX_INITIALIZER PTHREAD_MUTEX_INITIALIZER
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#define adb_mutex_init pthread_mutex_init
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#define adb_mutex_lock pthread_mutex_lock
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#define adb_mutex_unlock pthread_mutex_unlock
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#define adb_mutex_destroy pthread_mutex_destroy
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#define ADB_MUTEX_DEFINE(m) static adb_mutex_t m = PTHREAD_MUTEX_INITIALIZER
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#define adb_cond_t pthread_cond_t
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#define adb_cond_init pthread_cond_init
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#define adb_cond_wait pthread_cond_wait
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#define adb_cond_broadcast pthread_cond_broadcast
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#define adb_cond_signal pthread_cond_signal
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#define adb_cond_destroy pthread_cond_destroy
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static __inline__ void close_on_exec(int fd)
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{
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fcntl( fd, F_SETFD, FD_CLOEXEC );
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}
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static __inline__ int unix_open(const char* path, int options,...)
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{
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if ((options & O_CREAT) == 0)
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{
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return open(path, options);
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}
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else
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{
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int mode;
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va_list args;
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va_start( args, options );
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mode = va_arg( args, int );
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va_end( args );
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return open(path, options, mode);
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}
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}
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static __inline__ int adb_open_mode( const char* pathname, int options, int mode )
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{
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return open( pathname, options, mode );
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}
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static __inline__ int adb_open( const char* pathname, int options )
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{
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int fd = open( pathname, options );
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if (fd < 0)
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return -1;
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close_on_exec( fd );
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return fd;
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}
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#undef open
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#define open ___xxx_open
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static __inline__ int adb_close(int fd)
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{
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return close(fd);
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}
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#undef close
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#define close ____xxx_close
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static __inline__ int adb_read(int fd, void* buf, size_t len)
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{
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return read(fd, buf, len);
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}
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#undef read
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#define read ___xxx_read
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static __inline__ int adb_write(int fd, const void* buf, size_t len)
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{
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return write(fd, buf, len);
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}
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#undef write
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#define write ___xxx_write
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static __inline__ int adb_lseek(int fd, int pos, int where)
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{
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return lseek(fd, pos, where);
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}
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#undef lseek
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#define lseek ___xxx_lseek
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static __inline__ int adb_unlink(const char* path)
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{
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return unlink(path);
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}
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#undef unlink
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#define unlink ___xxx_unlink
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static __inline__ int adb_creat(const char* path, int mode)
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{
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int fd = creat(path, mode);
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if ( fd < 0 )
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return -1;
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close_on_exec(fd);
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return fd;
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}
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#undef creat
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#define creat ___xxx_creat
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static __inline__ int adb_socket_accept(int serverfd, struct sockaddr* addr, socklen_t *addrlen)
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{
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return accept( serverfd, addr, addrlen );
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}
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#undef accept
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#define accept ___xxx_accept
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#define unix_read adb_read
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#define unix_write adb_write
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#define unix_close adb_close
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typedef pthread_t adb_thread_t;
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typedef void* (*adb_thread_func_t)( void* arg );
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static __inline__ int adb_thread_create( adb_thread_t *pthread, adb_thread_func_t start, void* arg )
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{
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pthread_attr_t attr;
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pthread_attr_init (&attr);
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pthread_attr_setdetachstate (&attr, PTHREAD_CREATE_DETACHED);
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return pthread_create( pthread, &attr, start, arg );
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}
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static __inline__ int adb_socket_setbufsize( int fd, int bufsize )
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{
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int opt = bufsize;
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return setsockopt(fd, SOL_SOCKET, SO_RCVBUF, &opt, sizeof(opt));
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}
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static __inline__ void disable_tcp_nagle(int fd)
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{
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int on = 1;
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setsockopt( fd, IPPROTO_TCP, TCP_NODELAY, (void*)&on, sizeof(on) );
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}
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static __inline__ int unix_socketpair( int d, int type, int protocol, int sv[2] )
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{
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return socketpair( d, type, protocol, sv );
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}
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static __inline__ int adb_socketpair( int sv[2] )
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{
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int rc;
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rc = unix_socketpair( AF_UNIX, SOCK_STREAM, 0, sv );
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if (rc < 0)
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return -1;
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close_on_exec( sv[0] );
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close_on_exec( sv[1] );
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return 0;
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}
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#undef socketpair
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#define socketpair ___xxx_socketpair
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static __inline__ void adb_sleep_ms( int mseconds )
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{
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usleep( mseconds*1000 );
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}
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static __inline__ int adb_mkdir(const char* path, int mode)
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{
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return mkdir(path, mode);
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}
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#undef mkdir
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#define mkdir ___xxx_mkdir
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static __inline__ void adb_sysdeps_init(void)
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{
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}
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static __inline__ char* adb_dirstart(const char* path)
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{
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return strchr(path, '/');
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}
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static __inline__ char* adb_dirstop(const char* path)
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{
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return strrchr(path, '/');
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}
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static __inline__ int adb_is_absolute_host_path( const char* path )
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{
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return path[0] == '/';
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}
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#endif /* !_WIN32 */
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#endif /* _ADB_SYSDEPS_H */
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