518 lines
13 KiB
C
518 lines
13 KiB
C
/*
|
|
* Copyright (C) 2007 The Android Open Source Project
|
|
*
|
|
* Licensed under the Apache License, Version 2.0 (the "License");
|
|
* you may not use this file except in compliance with the License.
|
|
* You may obtain a copy of the License at
|
|
*
|
|
* http://www.apache.org/licenses/LICENSE-2.0
|
|
*
|
|
* Unless required by applicable law or agreed to in writing, software
|
|
* distributed under the License is distributed on an "AS IS" BASIS,
|
|
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
|
|
* See the License for the specific language governing permissions and
|
|
* limitations under the License.
|
|
*/
|
|
|
|
/* this file contains system-dependent definitions used by ADB
|
|
* they're related to threads, sockets and file descriptors
|
|
*/
|
|
#ifndef _ADB_SYSDEPS_H
|
|
#define _ADB_SYSDEPS_H
|
|
|
|
#ifdef __CYGWIN__
|
|
# undef _WIN32
|
|
#endif
|
|
|
|
/*
|
|
* TEMP_FAILURE_RETRY is defined by some, but not all, versions of
|
|
* <unistd.h>. (Alas, it is not as standard as we'd hoped!) So, if it's
|
|
* not already defined, then define it here.
|
|
*/
|
|
#ifndef TEMP_FAILURE_RETRY
|
|
/* Used to retry syscalls that can return EINTR. */
|
|
#define TEMP_FAILURE_RETRY(exp) ({ \
|
|
typeof (exp) _rc; \
|
|
do { \
|
|
_rc = (exp); \
|
|
} while (_rc == -1 && errno == EINTR); \
|
|
_rc; })
|
|
#endif
|
|
|
|
#ifdef _WIN32
|
|
|
|
#include <ctype.h>
|
|
#include <direct.h>
|
|
#include <errno.h>
|
|
#include <fcntl.h>
|
|
#include <io.h>
|
|
#include <process.h>
|
|
#include <sys/stat.h>
|
|
#include <winsock2.h>
|
|
#include <windows.h>
|
|
#include <ws2tcpip.h>
|
|
|
|
#include "fdevent.h"
|
|
|
|
#define OS_PATH_SEPARATOR '\\'
|
|
#define OS_PATH_SEPARATOR_STR "\\"
|
|
#define ENV_PATH_SEPARATOR_STR ";"
|
|
|
|
typedef CRITICAL_SECTION adb_mutex_t;
|
|
|
|
#define ADB_MUTEX_DEFINE(x) adb_mutex_t x
|
|
|
|
/* declare all mutexes */
|
|
/* For win32, adb_sysdeps_init() will do the mutex runtime initialization. */
|
|
#define ADB_MUTEX(x) extern adb_mutex_t x;
|
|
#include "mutex_list.h"
|
|
|
|
extern void adb_sysdeps_init(void);
|
|
|
|
static __inline__ void adb_mutex_lock( adb_mutex_t* lock )
|
|
{
|
|
EnterCriticalSection( lock );
|
|
}
|
|
|
|
static __inline__ void adb_mutex_unlock( adb_mutex_t* lock )
|
|
{
|
|
LeaveCriticalSection( lock );
|
|
}
|
|
|
|
typedef void* (*adb_thread_func_t)(void* arg);
|
|
|
|
typedef void (*win_thread_func_t)(void* arg);
|
|
|
|
static __inline__ bool adb_thread_create(adb_thread_func_t func, void* arg) {
|
|
uintptr_t tid = _beginthread((win_thread_func_t)func, 0, arg);
|
|
return (tid != static_cast<uintptr_t>(-1L));
|
|
}
|
|
|
|
static __inline__ unsigned long adb_thread_id()
|
|
{
|
|
return GetCurrentThreadId();
|
|
}
|
|
|
|
static __inline__ void close_on_exec(int fd)
|
|
{
|
|
/* nothing really */
|
|
}
|
|
|
|
#define lstat stat /* no symlinks on Win32 */
|
|
|
|
#define S_ISLNK(m) 0 /* no symlinks on Win32 */
|
|
|
|
static __inline__ int adb_unlink(const char* path)
|
|
{
|
|
int rc = unlink(path);
|
|
|
|
if (rc == -1 && errno == EACCES) {
|
|
/* unlink returns EACCES when the file is read-only, so we first */
|
|
/* try to make it writable, then unlink again... */
|
|
rc = chmod(path, _S_IREAD|_S_IWRITE );
|
|
if (rc == 0)
|
|
rc = unlink(path);
|
|
}
|
|
return rc;
|
|
}
|
|
#undef unlink
|
|
#define unlink ___xxx_unlink
|
|
|
|
static __inline__ int adb_mkdir(const char* path, int mode)
|
|
{
|
|
return _mkdir(path);
|
|
}
|
|
#undef mkdir
|
|
#define mkdir ___xxx_mkdir
|
|
|
|
extern int adb_open(const char* path, int options);
|
|
extern int adb_creat(const char* path, int mode);
|
|
extern int adb_read(int fd, void* buf, int len);
|
|
extern int adb_write(int fd, const void* buf, int len);
|
|
extern int adb_lseek(int fd, int pos, int where);
|
|
extern int adb_shutdown(int fd);
|
|
extern int adb_close(int fd);
|
|
|
|
static __inline__ int unix_close(int fd)
|
|
{
|
|
return close(fd);
|
|
}
|
|
#undef close
|
|
#define close ____xxx_close
|
|
|
|
extern int unix_read(int fd, void* buf, size_t len);
|
|
|
|
#undef read
|
|
#define read ___xxx_read
|
|
|
|
static __inline__ int unix_write(int fd, const void* buf, size_t len)
|
|
{
|
|
return write(fd, buf, len);
|
|
}
|
|
#undef write
|
|
#define write ___xxx_write
|
|
|
|
static __inline__ int adb_open_mode(const char* path, int options, int mode)
|
|
{
|
|
return adb_open(path, options);
|
|
}
|
|
|
|
static __inline__ int unix_open(const char* path, int options,...)
|
|
{
|
|
if ((options & O_CREAT) == 0)
|
|
{
|
|
return open(path, options);
|
|
}
|
|
else
|
|
{
|
|
int mode;
|
|
va_list args;
|
|
va_start( args, options );
|
|
mode = va_arg( args, int );
|
|
va_end( args );
|
|
return open(path, options, mode);
|
|
}
|
|
}
|
|
#define open ___xxx_unix_open
|
|
|
|
|
|
/* normally provided by <cutils/misc.h> */
|
|
extern void* load_file(const char* pathname, unsigned* psize);
|
|
|
|
/* normally provided by <cutils/sockets.h> */
|
|
extern int socket_loopback_client(int port, int type);
|
|
extern int socket_network_client(const char *host, int port, int type);
|
|
extern int socket_network_client_timeout(const char *host, int port, int type,
|
|
int timeout);
|
|
extern int socket_loopback_server(int port, int type);
|
|
extern int socket_inaddr_any_server(int port, int type);
|
|
|
|
/* normally provided by "fdevent.h" */
|
|
|
|
#define FDE_READ 0x0001
|
|
#define FDE_WRITE 0x0002
|
|
#define FDE_ERROR 0x0004
|
|
#define FDE_DONT_CLOSE 0x0080
|
|
|
|
typedef void (*fd_func)(int fd, unsigned events, void *userdata);
|
|
|
|
fdevent *fdevent_create(int fd, fd_func func, void *arg);
|
|
void fdevent_destroy(fdevent *fde);
|
|
void fdevent_install(fdevent *fde, int fd, fd_func func, void *arg);
|
|
void fdevent_remove(fdevent *item);
|
|
void fdevent_set(fdevent *fde, unsigned events);
|
|
void fdevent_add(fdevent *fde, unsigned events);
|
|
void fdevent_del(fdevent *fde, unsigned events);
|
|
void fdevent_loop();
|
|
|
|
static __inline__ void adb_sleep_ms( int mseconds )
|
|
{
|
|
Sleep( mseconds );
|
|
}
|
|
|
|
extern int adb_socket_accept(int serverfd, struct sockaddr* addr, socklen_t *addrlen);
|
|
|
|
#undef accept
|
|
#define accept ___xxx_accept
|
|
|
|
extern int adb_setsockopt(int fd, int level, int optname, const void* optval, socklen_t optlen);
|
|
|
|
#undef setsockopt
|
|
#define setsockopt ___xxx_setsockopt
|
|
|
|
static __inline__ int adb_socket_setbufsize( int fd, int bufsize )
|
|
{
|
|
int opt = bufsize;
|
|
return adb_setsockopt(fd, SOL_SOCKET, SO_RCVBUF, (const void*)&opt, sizeof(opt));
|
|
}
|
|
|
|
static __inline__ void disable_tcp_nagle( int fd )
|
|
{
|
|
int on = 1;
|
|
adb_setsockopt(fd, IPPROTO_TCP, TCP_NODELAY, (const void*)&on, sizeof(on));
|
|
}
|
|
|
|
extern int adb_socketpair( int sv[2] );
|
|
|
|
static __inline__ char* adb_dirstart( const char* path )
|
|
{
|
|
char* p = strchr(path, '/');
|
|
char* p2 = strchr(path, '\\');
|
|
|
|
if ( !p )
|
|
p = p2;
|
|
else if ( p2 && p2 > p )
|
|
p = p2;
|
|
|
|
return p;
|
|
}
|
|
|
|
static __inline__ char* adb_dirstop( const char* path )
|
|
{
|
|
char* p = strrchr(path, '/');
|
|
char* p2 = strrchr(path, '\\');
|
|
|
|
if ( !p )
|
|
p = p2;
|
|
else if ( p2 && p2 > p )
|
|
p = p2;
|
|
|
|
return p;
|
|
}
|
|
|
|
static __inline__ int adb_is_absolute_host_path( const char* path )
|
|
{
|
|
return isalpha(path[0]) && path[1] == ':' && path[2] == '\\';
|
|
}
|
|
|
|
#else /* !_WIN32 a.k.a. Unix */
|
|
|
|
#include "fdevent.h"
|
|
#include <cutils/sockets.h>
|
|
#include <cutils/misc.h>
|
|
#include <signal.h>
|
|
#include <sys/wait.h>
|
|
#include <sys/stat.h>
|
|
#include <fcntl.h>
|
|
|
|
#include <pthread.h>
|
|
#include <unistd.h>
|
|
#include <fcntl.h>
|
|
#include <stdarg.h>
|
|
#include <netinet/in.h>
|
|
#include <netinet/tcp.h>
|
|
#include <string.h>
|
|
#include <unistd.h>
|
|
|
|
#define OS_PATH_SEPARATOR '/'
|
|
#define OS_PATH_SEPARATOR_STR "/"
|
|
#define ENV_PATH_SEPARATOR_STR ":"
|
|
|
|
typedef pthread_mutex_t adb_mutex_t;
|
|
|
|
#define ADB_MUTEX_INITIALIZER PTHREAD_MUTEX_INITIALIZER
|
|
#define adb_mutex_init pthread_mutex_init
|
|
#define adb_mutex_lock pthread_mutex_lock
|
|
#define adb_mutex_unlock pthread_mutex_unlock
|
|
#define adb_mutex_destroy pthread_mutex_destroy
|
|
|
|
#define ADB_MUTEX_DEFINE(m) adb_mutex_t m = PTHREAD_MUTEX_INITIALIZER
|
|
|
|
#define adb_cond_t pthread_cond_t
|
|
#define adb_cond_init pthread_cond_init
|
|
#define adb_cond_wait pthread_cond_wait
|
|
#define adb_cond_broadcast pthread_cond_broadcast
|
|
#define adb_cond_signal pthread_cond_signal
|
|
#define adb_cond_destroy pthread_cond_destroy
|
|
|
|
/* declare all mutexes */
|
|
#define ADB_MUTEX(x) extern adb_mutex_t x;
|
|
#include "mutex_list.h"
|
|
|
|
static __inline__ void close_on_exec(int fd)
|
|
{
|
|
fcntl( fd, F_SETFD, FD_CLOEXEC );
|
|
}
|
|
|
|
static __inline__ int unix_open(const char* path, int options,...)
|
|
{
|
|
if ((options & O_CREAT) == 0)
|
|
{
|
|
return TEMP_FAILURE_RETRY( open(path, options) );
|
|
}
|
|
else
|
|
{
|
|
int mode;
|
|
va_list args;
|
|
va_start( args, options );
|
|
mode = va_arg( args, int );
|
|
va_end( args );
|
|
return TEMP_FAILURE_RETRY( open( path, options, mode ) );
|
|
}
|
|
}
|
|
|
|
static __inline__ int adb_open_mode( const char* pathname, int options, int mode )
|
|
{
|
|
return TEMP_FAILURE_RETRY( open( pathname, options, mode ) );
|
|
}
|
|
|
|
|
|
static __inline__ int adb_open( const char* pathname, int options )
|
|
{
|
|
int fd = TEMP_FAILURE_RETRY( open( pathname, options ) );
|
|
if (fd < 0)
|
|
return -1;
|
|
close_on_exec( fd );
|
|
return fd;
|
|
}
|
|
#undef open
|
|
#define open ___xxx_open
|
|
|
|
static __inline__ int adb_shutdown(int fd)
|
|
{
|
|
return shutdown(fd, SHUT_RDWR);
|
|
}
|
|
#undef shutdown
|
|
#define shutdown ____xxx_shutdown
|
|
|
|
static __inline__ int adb_close(int fd)
|
|
{
|
|
return close(fd);
|
|
}
|
|
#undef close
|
|
#define close ____xxx_close
|
|
|
|
|
|
static __inline__ int adb_read(int fd, void* buf, size_t len)
|
|
{
|
|
return TEMP_FAILURE_RETRY( read( fd, buf, len ) );
|
|
}
|
|
|
|
#undef read
|
|
#define read ___xxx_read
|
|
|
|
static __inline__ int adb_write(int fd, const void* buf, size_t len)
|
|
{
|
|
return TEMP_FAILURE_RETRY( write( fd, buf, len ) );
|
|
}
|
|
#undef write
|
|
#define write ___xxx_write
|
|
|
|
static __inline__ int adb_lseek(int fd, int pos, int where)
|
|
{
|
|
return lseek(fd, pos, where);
|
|
}
|
|
#undef lseek
|
|
#define lseek ___xxx_lseek
|
|
|
|
static __inline__ int adb_unlink(const char* path)
|
|
{
|
|
return unlink(path);
|
|
}
|
|
#undef unlink
|
|
#define unlink ___xxx_unlink
|
|
|
|
static __inline__ int adb_creat(const char* path, int mode)
|
|
{
|
|
int fd = TEMP_FAILURE_RETRY( creat( path, mode ) );
|
|
|
|
if ( fd < 0 )
|
|
return -1;
|
|
|
|
close_on_exec(fd);
|
|
return fd;
|
|
}
|
|
#undef creat
|
|
#define creat ___xxx_creat
|
|
|
|
static __inline__ int adb_socket_accept(int serverfd, struct sockaddr* addr, socklen_t *addrlen)
|
|
{
|
|
int fd;
|
|
|
|
fd = TEMP_FAILURE_RETRY( accept( serverfd, addr, addrlen ) );
|
|
if (fd >= 0)
|
|
close_on_exec(fd);
|
|
|
|
return fd;
|
|
}
|
|
|
|
#undef accept
|
|
#define accept ___xxx_accept
|
|
|
|
#define unix_read adb_read
|
|
#define unix_write adb_write
|
|
#define unix_close adb_close
|
|
|
|
typedef void* (*adb_thread_func_t)( void* arg );
|
|
|
|
static __inline__ bool adb_thread_create(adb_thread_func_t start, void* arg) {
|
|
pthread_attr_t attr;
|
|
pthread_attr_init(&attr);
|
|
pthread_attr_setdetachstate(&attr, PTHREAD_CREATE_DETACHED);
|
|
|
|
pthread_t thread;
|
|
errno = pthread_create(&thread, &attr, start, arg);
|
|
return (errno == 0);
|
|
}
|
|
|
|
static __inline__ int adb_socket_setbufsize( int fd, int bufsize )
|
|
{
|
|
int opt = bufsize;
|
|
return setsockopt(fd, SOL_SOCKET, SO_RCVBUF, &opt, sizeof(opt));
|
|
}
|
|
|
|
static __inline__ void disable_tcp_nagle(int fd)
|
|
{
|
|
int on = 1;
|
|
setsockopt( fd, IPPROTO_TCP, TCP_NODELAY, (void*)&on, sizeof(on) );
|
|
}
|
|
|
|
static __inline__ int adb_setsockopt( int fd, int level, int optname, const void* optval, socklen_t optlen )
|
|
{
|
|
return setsockopt( fd, level, optname, optval, optlen );
|
|
}
|
|
|
|
#undef setsockopt
|
|
#define setsockopt ___xxx_setsockopt
|
|
|
|
static __inline__ int unix_socketpair( int d, int type, int protocol, int sv[2] )
|
|
{
|
|
return socketpair( d, type, protocol, sv );
|
|
}
|
|
|
|
static __inline__ int adb_socketpair( int sv[2] )
|
|
{
|
|
int rc;
|
|
|
|
rc = unix_socketpair( AF_UNIX, SOCK_STREAM, 0, sv );
|
|
if (rc < 0)
|
|
return -1;
|
|
|
|
close_on_exec( sv[0] );
|
|
close_on_exec( sv[1] );
|
|
return 0;
|
|
}
|
|
|
|
#undef socketpair
|
|
#define socketpair ___xxx_socketpair
|
|
|
|
static __inline__ void adb_sleep_ms( int mseconds )
|
|
{
|
|
usleep( mseconds*1000 );
|
|
}
|
|
|
|
static __inline__ int adb_mkdir(const char* path, int mode)
|
|
{
|
|
return mkdir(path, mode);
|
|
}
|
|
#undef mkdir
|
|
#define mkdir ___xxx_mkdir
|
|
|
|
static __inline__ void adb_sysdeps_init(void)
|
|
{
|
|
}
|
|
|
|
static __inline__ char* adb_dirstart(const char* path)
|
|
{
|
|
return strchr(path, '/');
|
|
}
|
|
|
|
static __inline__ char* adb_dirstop(const char* path)
|
|
{
|
|
return strrchr(path, '/');
|
|
}
|
|
|
|
static __inline__ int adb_is_absolute_host_path( const char* path )
|
|
{
|
|
return path[0] == '/';
|
|
}
|
|
|
|
static __inline__ unsigned long adb_thread_id()
|
|
{
|
|
return (unsigned long)pthread_self();
|
|
}
|
|
|
|
#endif /* !_WIN32 */
|
|
|
|
#endif /* _ADB_SYSDEPS_H */
|