| /* |
| * Copyright 2007 The Android Open Source Project |
| * |
| * Sim wrapper global state. |
| */ |
| #ifndef _WRAPSIM_GLOBALS_H |
| #define _WRAPSIM_GLOBALS_H |
| |
| #include <stdio.h> |
| #include <unistd.h> |
| #include <sys/types.h> |
| #include <sys/stat.h> |
| #include <sys/uio.h> |
| #include <sys/time.h> |
| #include <sys/vfs.h> |
| #include <utime.h> |
| #include <fcntl.h> |
| #include <dirent.h> |
| #include <pthread.h> |
| |
| /* |
| * Type declarations for the functions we're replacing. |
| * |
| * For syscalls this matches the syscall definition, not the libc definition, |
| * e.g. no varargs for open() or ioctl(). |
| */ |
| typedef int (*Func_access)(const char*, int); |
| typedef int (*Func_open)(const char*, int, mode_t); |
| typedef int (*Func_open64)(const char*, int, mode_t); |
| |
| typedef int (*Func_close)(int); |
| typedef int (*Func_dup)(int); |
| typedef ssize_t (*Func_read)(int, void*, size_t); |
| typedef ssize_t (*Func_readv)(int, const struct iovec*, int); |
| typedef ssize_t (*Func_write)(int, const void*, size_t); |
| typedef ssize_t (*Func_writev)(int, const struct iovec*, int); |
| typedef void* (*Func_mmap)(void*, size_t, int, int, int, __off_t); |
| typedef void* (*Func_mmap64)(void*, size_t, int, int, int, __off64_t); |
| typedef int (*Func_ioctl)(int, int, void*); |
| |
| typedef int (*Func_chdir)(const char*); |
| typedef int (*Func_chmod)(const char*, mode_t); |
| typedef int (*Func_chown)(const char*, uid_t, uid_t); |
| typedef int (*Func_creat)(const char*, mode_t); |
| typedef int (*Func_execve)(const char*, char* const[], char* const[]); |
| typedef char* (*Func_getcwd)(char* buf, size_t size); |
| typedef int (*Func_lchown)(const char*, uid_t, uid_t); |
| typedef int (*Func_link)(const char*, const char*); |
| typedef int (*Func_lstat)(const char*, struct stat*); |
| typedef int (*Func_lstat64)(const char*, struct stat*); |
| typedef int (*Func___lxstat)(int version, const char*, struct stat*); |
| typedef int (*Func___lxstat64)(int version, const char*, struct stat*); |
| typedef int (*Func_mkdir)(const char*, mode_t mode); |
| typedef ssize_t (*Func_readlink)(const char*, char*, size_t); |
| typedef int (*Func_rename)(const char*, const char*); |
| typedef int (*Func_rmdir)(const char*); |
| typedef int (*Func_stat)(const char*, struct stat*); |
| typedef int (*Func_stat64)(const char*, struct stat*); |
| typedef int (*Func___xstat)(int version, const char*, struct stat*); |
| typedef int (*Func___xstat64)(int version, const char*, struct stat*); |
| typedef int (*Func_statfs)(const char*, struct statfs*); |
| typedef int (*Func_statfs64)(const char*, struct statfs*); |
| typedef int (*Func_symlink)(const char*, const char*); |
| typedef int (*Func_unlink)(const char*); |
| typedef int (*Func_utime)(const char*, const struct utimbuf*); |
| typedef int (*Func_utimes)(const char*, const struct timeval []); |
| |
| typedef int (*Func_execl)(const char*, const char*, ...); |
| typedef int (*Func_execle)(const char*, const char*, ...); |
| typedef int (*Func_execlp)(const char*, const char*, ...); |
| typedef int (*Func_execv)(const char*, char* const []); |
| typedef int (*Func_execvp)(const char*, char* const []); |
| typedef FILE* (*Func_fopen)(const char*, const char*); |
| typedef FILE* (*Func_fopen64)(const char*, const char*); |
| typedef FILE* (*Func_freopen)(const char*, const char*, FILE*); |
| typedef int (*Func_ftw)(const char*, |
| int (*fn) (const char*, const struct stat*, int), |
| int); |
| typedef DIR* (*Func_opendir)(const char* path); |
| typedef void* (*Func_dlopen)(const char*, int); |
| |
| typedef int (*Func_setpriority)(int, int, int); |
| //typedef int (*Func_pipe)(int [2]); |
| |
| |
| /* |
| * Pointers to the actual implementations. |
| */ |
| #ifndef CREATE_FUNC_STORAGE |
| # define EXTERN_FUNC extern |
| #else |
| # define EXTERN_FUNC |
| #endif |
| EXTERN_FUNC Func_access _ws_access; |
| EXTERN_FUNC Func_open _ws_open; |
| EXTERN_FUNC Func_open64 _ws_open64; |
| |
| EXTERN_FUNC Func_close _ws_close; |
| EXTERN_FUNC Func_dup _ws_dup; |
| EXTERN_FUNC Func_read _ws_read; |
| EXTERN_FUNC Func_readv _ws_readv; |
| EXTERN_FUNC Func_write _ws_write; |
| EXTERN_FUNC Func_writev _ws_writev; |
| EXTERN_FUNC Func_mmap _ws_mmap; |
| EXTERN_FUNC Func_mmap64 _ws_mmap64; |
| EXTERN_FUNC Func_ioctl _ws_ioctl; |
| |
| EXTERN_FUNC Func_chdir _ws_chdir; |
| EXTERN_FUNC Func_chmod _ws_chmod; |
| EXTERN_FUNC Func_chown _ws_chown; |
| EXTERN_FUNC Func_creat _ws_creat; |
| EXTERN_FUNC Func_execve _ws_execve; |
| EXTERN_FUNC Func_getcwd _ws_getcwd; |
| EXTERN_FUNC Func_lchown _ws_lchown; |
| EXTERN_FUNC Func_link _ws_link; |
| EXTERN_FUNC Func_lstat _ws_lstat; |
| EXTERN_FUNC Func_lstat64 _ws_lstat64; |
| EXTERN_FUNC Func___lxstat _ws___lxstat; |
| EXTERN_FUNC Func___lxstat64 _ws___lxstat64; |
| EXTERN_FUNC Func_mkdir _ws_mkdir; |
| EXTERN_FUNC Func_readlink _ws_readlink; |
| EXTERN_FUNC Func_rename _ws_rename; |
| EXTERN_FUNC Func_rmdir _ws_rmdir; |
| EXTERN_FUNC Func_stat _ws_stat; |
| EXTERN_FUNC Func_stat64 _ws_stat64; |
| EXTERN_FUNC Func___xstat _ws___xstat; |
| EXTERN_FUNC Func___xstat64 _ws___xstat64; |
| EXTERN_FUNC Func_statfs _ws_statfs; |
| EXTERN_FUNC Func_statfs64 _ws_statfs64; |
| EXTERN_FUNC Func_symlink _ws_symlink; |
| EXTERN_FUNC Func_unlink _ws_unlink; |
| EXTERN_FUNC Func_utime _ws_utime; |
| EXTERN_FUNC Func_utimes _ws_utimes; |
| |
| EXTERN_FUNC Func_execl _ws_execl; |
| EXTERN_FUNC Func_execle _ws_execle; |
| EXTERN_FUNC Func_execlp _ws_execlp; |
| EXTERN_FUNC Func_execv _ws_execv; |
| EXTERN_FUNC Func_execvp _ws_execvp; |
| EXTERN_FUNC Func_fopen _ws_fopen; |
| EXTERN_FUNC Func_fopen64 _ws_fopen64; |
| EXTERN_FUNC Func_freopen _ws_freopen; |
| EXTERN_FUNC Func_ftw _ws_ftw; |
| EXTERN_FUNC Func_opendir _ws_opendir; |
| EXTERN_FUNC Func_dlopen _ws_dlopen; |
| |
| EXTERN_FUNC Func_setpriority _ws_setpriority; |
| //EXTERN_FUNC Func_pipe _ws_pipe; |
| |
| #define kMaxDisplays 4 |
| |
| /* |
| * Global values. Must be initialized in initGlobals(), which is executed |
| * the first time somebody calls dlopen on the wrapper lib. |
| */ |
| struct WrapSimGlobals { |
| volatile int initialized; |
| |
| /* descriptor where we write log messages */ |
| int logFd; |
| |
| /* socket for communicating with simulator front-end */ |
| int simulatorFd; |
| |
| /* coordinate thread startup */ |
| pthread_mutex_t startLock; |
| pthread_cond_t startCond; |
| int startReady; |
| int simulatorInitFailed; |
| |
| /* base directory for filename remapping */ |
| char* remapBaseDir; |
| int remapBaseDirLen; |
| |
| /* |
| * Display characteristics. |
| * |
| * TODO: this is retrieved from the simulator during initial config. |
| * It needs to be visible to whatever process holds the surfaceflinger, |
| * which may or may not be the initial process in multi-process mode. |
| * We probably want to get the display config via a query, performed at |
| * intercepted-ioctl time, rather than a push from the sim at startup. |
| */ |
| struct { |
| int width; |
| int height; |
| |
| int shmemKey; |
| int shmid; |
| void* addr; |
| long length; |
| int semid; |
| } display[kMaxDisplays]; |
| int numDisplays; |
| |
| /* |
| * Input device. |
| */ |
| FakeDev* keyInputDevice; |
| const char *keyMap; |
| |
| /* fake file descriptor allocation map */ |
| pthread_mutex_t fakeFdLock; |
| BitVector* fakeFdMap; |
| FakeDev* fakeFdList[kMaxFakeFdCount]; |
| |
| /* used for wsAtomicAdd */ |
| pthread_mutex_t atomicLock; |
| }; |
| |
| extern struct WrapSimGlobals gWrapSim; |
| |
| #endif /*_WRAPSIM_GLOBALS_H*/ |