IDA反编译ARM静态链接程序

IDA在反编译ARM的静态链接程序时,是没有输入符号表的,系统调用均采用SVC形式。如:


.text:0000B380 ; =============== S U B R O U T I N E =======================================
.text:0000B380
.text:0000B380
.text:0000B380 sub_B380                                ; CODE XREF: sub_8BB8+12p
.text:0000B380 STMFD   SP!, {R4,R7}
.text:0000B384 MOV     R7, #0x2A
.text:0000B388 SVC     0
.text:0000B38C LDMFD   SP!, {R4,R7}
.text:0000B390 MOVS    R0, R0
.text:0000B394 BXPL    LR
.text:0000B398 B       sub_168DC
.text:0000B398 ; End of function sub_B380
.text:0000B398
.text:0000B398 ; ---------------------------------------------------------------------------

此时需要根据Andorid源码对应平台的unistd.h,来识别相应的系统调用.根据自己修改后,反汇编代码如下:


.text:0000B380 ; =============== S U B R O U T I N E =======================================
.text:0000B380
.text:0000B380
.text:0000B380 pipe                                    ; CODE XREF: sub_8BB8+12p
.text:0000B380 STMFD   SP!, {R4,R7}
.text:0000B384 MOV     R7, #0x2A
.text:0000B388 SVC     0
.text:0000B38C LDMFD   SP!, {R4,R7}
.text:0000B390 MOVS    R0, R0
.text:0000B394 BXPL    LR
.text:0000B398 B       __set_errno
.text:0000B398 ; End of function pipe
.text:0000B398
.text:0000B398 ; ---------------------------------------------------------------------------


arm/unistd.h 文件内容如下:


/*
 *  arch/arm/include/asm/unistd.h
 *
 *  Copyright (C) 2001-2005 Russell King
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License version 2 as
 * published by the Free Software Foundation.
 *
 * Please forward _all_ changes to this file to [email protected],
 * no matter what the change is.  Thanks!
 */
#ifndef __ASM_ARM_UNISTD_H
#define __ASM_ARM_UNISTD_H

#define __NR_OABI_SYSCALL_BASE	0x900000

#if defined(__thumb__) || defined(__ARM_EABI__)
#define __NR_SYSCALL_BASE	0
#else
#define __NR_SYSCALL_BASE	__NR_OABI_SYSCALL_BASE
#endif

/*
 * This file contains the system call numbers.
 */

#define __NR_restart_syscall		(__NR_SYSCALL_BASE+  0)
#define __NR_exit			(__NR_SYSCALL_BASE+  1)
#define __NR_fork			(__NR_SYSCALL_BASE+  2)
#define __NR_read			(__NR_SYSCALL_BASE+  3)
#define __NR_write			(__NR_SYSCALL_BASE+  4)
#define __NR_open			(__NR_SYSCALL_BASE+  5)
#define __NR_close			(__NR_SYSCALL_BASE+  6)
					/* 7 was sys_waitpid */
#define __NR_creat			(__NR_SYSCALL_BASE+  8)
#define __NR_link			(__NR_SYSCALL_BASE+  9)
#define __NR_unlink			(__NR_SYSCALL_BASE+ 10)
#define __NR_execve			(__NR_SYSCALL_BASE+ 11)
#define __NR_chdir			(__NR_SYSCALL_BASE+ 12)
#define __NR_time			(__NR_SYSCALL_BASE+ 13)
#define __NR_mknod			(__NR_SYSCALL_BASE+ 14)
#define __NR_chmod			(__NR_SYSCALL_BASE+ 15)
#define __NR_lchown			(__NR_SYSCALL_BASE+ 16)
					/* 17 was sys_break */
					/* 18 was sys_stat */
#define __NR_lseek			(__NR_SYSCALL_BASE+ 19)
#define __NR_getpid			(__NR_SYSCALL_BASE+ 20)
#define __NR_mount			(__NR_SYSCALL_BASE+ 21)
#define __NR_umount			(__NR_SYSCALL_BASE+ 22)
#define __NR_setuid			(__NR_SYSCALL_BASE+ 23)
#define __NR_getuid			(__NR_SYSCALL_BASE+ 24)
#define __NR_stime			(__NR_SYSCALL_BASE+ 25)
#define __NR_ptrace			(__NR_SYSCALL_BASE+ 26)
#define __NR_alarm			(__NR_SYSCALL_BASE+ 27)
					/* 28 was sys_fstat */
#define __NR_pause			(__NR_SYSCALL_BASE+ 29)
#define __NR_utime			(__NR_SYSCALL_BASE+ 30)
					/* 31 was sys_stty */
					/* 32 was sys_gtty */
#define __NR_access			(__NR_SYSCALL_BASE+ 33)
#define __NR_nice			(__NR_SYSCALL_BASE+ 34)
					/* 35 was sys_ftime */
#define __NR_sync			(__NR_SYSCALL_BASE+ 36)
#define __NR_kill			(__NR_SYSCALL_BASE+ 37)
#define __NR_rename			(__NR_SYSCALL_BASE+ 38)
#define __NR_mkdir			(__NR_SYSCALL_BASE+ 39)
#define __NR_rmdir			(__NR_SYSCALL_BASE+ 40)
#define __NR_dup			(__NR_SYSCALL_BASE+ 41)
#define __NR_pipe			(__NR_SYSCALL_BASE+ 42)
#define __NR_times			(__NR_SYSCALL_BASE+ 43)
					/* 44 was sys_prof */
#define __NR_brk			(__NR_SYSCALL_BASE+ 45)
#define __NR_setgid			(__NR_SYSCALL_BASE+ 46)
#define __NR_getgid			(__NR_SYSCALL_BASE+ 47)
					/* 48 was sys_signal */
#define __NR_geteuid			(__NR_SYSCALL_BASE+ 49)
#define __NR_getegid			(__NR_SYSCALL_BASE+ 50)
#define __NR_acct			(__NR_SYSCALL_BASE+ 51)
#define __NR_umount2			(__NR_SYSCALL_BASE+ 52)
					/* 53 was sys_lock */
#define __NR_ioctl			(__NR_SYSCALL_BASE+ 54)
#define __NR_fcntl			(__NR_SYSCALL_BASE+ 55)
					/* 56 was sys_mpx */
#define __NR_setpgid			(__NR_SYSCALL_BASE+ 57)
					/* 58 was sys_ulimit */
					/* 59 was sys_olduname */
#define __NR_umask			(__NR_SYSCALL_BASE+ 60)
#define __NR_chroot			(__NR_SYSCALL_BASE+ 61)
#define __NR_ustat			(__NR_SYSCALL_BASE+ 62)
#define __NR_dup2			(__NR_SYSCALL_BASE+ 63)
#define __NR_getppid			(__NR_SYSCALL_BASE+ 64)
#define __NR_getpgrp			(__NR_SYSCALL_BASE+ 65)
#define __NR_setsid			(__NR_SYSCALL_BASE+ 66)
#define __NR_sigaction			(__NR_SYSCALL_BASE+ 67)
					/* 68 was sys_sgetmask */
					/* 69 was sys_ssetmask */
#define __NR_setreuid			(__NR_SYSCALL_BASE+ 70)
#define __NR_setregid			(__NR_SYSCALL_BASE+ 71)
#define __NR_sigsuspend			(__NR_SYSCALL_BASE+ 72)
#define __NR_sigpending			(__NR_SYSCALL_BASE+ 73)
#define __NR_sethostname		(__NR_SYSCALL_BASE+ 74)
#define __NR_setrlimit			(__NR_SYSCALL_BASE+ 75)
#define __NR_getrlimit			(__NR_SYSCALL_BASE+ 76)	/* Back compat 2GB limited rlimit */
#define __NR_getrusage			(__NR_SYSCALL_BASE+ 77)
#define __NR_gettimeofday		(__NR_SYSCALL_BASE+ 78)
#define __NR_settimeofday		(__NR_SYSCALL_BASE+ 79)
#define __NR_getgroups			(__NR_SYSCALL_BASE+ 80)
#define __NR_setgroups			(__NR_SYSCALL_BASE+ 81)
#define __NR_select			(__NR_SYSCALL_BASE+ 82)
#define __NR_symlink			(__NR_SYSCALL_BASE+ 83)
					/* 84 was sys_lstat */
#define __NR_readlink			(__NR_SYSCALL_BASE+ 85)
#define __NR_uselib			(__NR_SYSCALL_BASE+ 86)
#define __NR_swapon			(__NR_SYSCALL_BASE+ 87)
#define __NR_reboot			(__NR_SYSCALL_BASE+ 88)
#define __NR_readdir			(__NR_SYSCALL_BASE+ 89)
#define __NR_mmap			(__NR_SYSCALL_BASE+ 90)
#define __NR_munmap			(__NR_SYSCALL_BASE+ 91)
#define __NR_truncate			(__NR_SYSCALL_BASE+ 92)
#define __NR_ftruncate			(__NR_SYSCALL_BASE+ 93)
#define __NR_fchmod			(__NR_SYSCALL_BASE+ 94)
#define __NR_fchown			(__NR_SYSCALL_BASE+ 95)
#define __NR_getpriority		(__NR_SYSCALL_BASE+ 96)
#define __NR_setpriority		(__NR_SYSCALL_BASE+ 97)
					/* 98 was sys_profil */
#define __NR_statfs			(__NR_SYSCALL_BASE+ 99)
#define __NR_fstatfs			(__NR_SYSCALL_BASE+100)
					/* 101 was sys_ioperm */
#define __NR_socketcall			(__NR_SYSCALL_BASE+102)
#define __NR_syslog			(__NR_SYSCALL_BASE+103)
#define __NR_setitimer			(__NR_SYSCALL_BASE+104)
#define __NR_getitimer			(__NR_SYSCALL_BASE+105)
#define __NR_stat			(__NR_SYSCALL_BASE+106)
#define __NR_lstat			(__NR_SYSCALL_BASE+107)
#define __NR_fstat			(__NR_SYSCALL_BASE+108)
					/* 109 was sys_uname */
					/* 110 was sys_iopl */
#define __NR_vhangup			(__NR_SYSCALL_BASE+111)
					/* 112 was sys_idle */
#define __NR_syscall			(__NR_SYSCALL_BASE+113) /* syscall to call a syscall! */
#define __NR_wait4			(__NR_SYSCALL_BASE+114)
#define __NR_swapoff			(__NR_SYSCALL_BASE+115)
#define __NR_sysinfo			(__NR_SYSCALL_BASE+116)
#define __NR_ipc			(__NR_SYSCALL_BASE+117)
#define __NR_fsync			(__NR_SYSCALL_BASE+118)
#define __NR_sigreturn			(__NR_SYSCALL_BASE+119)
#define __NR_clone			(__NR_SYSCALL_BASE+120)
#define __NR_setdomainname		(__NR_SYSCALL_BASE+121)
#define __NR_uname			(__NR_SYSCALL_BASE+122)
					/* 123 was sys_modify_ldt */
#define __NR_adjtimex			(__NR_SYSCALL_BASE+124)
#define __NR_mprotect			(__NR_SYSCALL_BASE+125)
#define __NR_sigprocmask		(__NR_SYSCALL_BASE+126)
					/* 127 was sys_create_module */
#define __NR_init_module		(__NR_SYSCALL_BASE+128)
#define __NR_delete_module		(__NR_SYSCALL_BASE+129)
					/* 130 was sys_get_kernel_syms */
#define __NR_quotactl			(__NR_SYSCALL_BASE+131)
#define __NR_getpgid			(__NR_SYSCALL_BASE+132)
#define __NR_fchdir			(__NR_SYSCALL_BASE+133)
#define __NR_bdflush			(__NR_SYSCALL_BASE+134)
#define __NR_sysfs			(__NR_SYSCALL_BASE+135)
#define __NR_personality		(__NR_SYSCALL_BASE+136)
					/* 137 was sys_afs_syscall */
#define __NR_setfsuid			(__NR_SYSCALL_BASE+138)
#define __NR_setfsgid			(__NR_SYSCALL_BASE+139)
#define __NR__llseek			(__NR_SYSCALL_BASE+140)
#define __NR_getdents			(__NR_SYSCALL_BASE+141)
#define __NR__newselect			(__NR_SYSCALL_BASE+142)
#define __NR_flock			(__NR_SYSCALL_BASE+143)
#define __NR_msync			(__NR_SYSCALL_BASE+144)
#define __NR_readv			(__NR_SYSCALL_BASE+145)
#define __NR_writev			(__NR_SYSCALL_BASE+146)
#define __NR_getsid			(__NR_SYSCALL_BASE+147)
#define __NR_fdatasync			(__NR_SYSCALL_BASE+148)
#define __NR__sysctl			(__NR_SYSCALL_BASE+149)
#define __NR_mlock			(__NR_SYSCALL_BASE+150)
#define __NR_munlock			(__NR_SYSCALL_BASE+151)
#define __NR_mlockall			(__NR_SYSCALL_BASE+152)
#define __NR_munlockall			(__NR_SYSCALL_BASE+153)
#define __NR_sched_setparam		(__NR_SYSCALL_BASE+154)
#define __NR_sched_getparam		(__NR_SYSCALL_BASE+155)
#define __NR_sched_setscheduler		(__NR_SYSCALL_BASE+156)
#define __NR_sched_getscheduler		(__NR_SYSCALL_BASE+157)
#define __NR_sched_yield		(__NR_SYSCALL_BASE+158)
#define __NR_sched_get_priority_max	(__NR_SYSCALL_BASE+159)
#define __NR_sched_get_priority_min	(__NR_SYSCALL_BASE+160)
#define __NR_sched_rr_get_interval	(__NR_SYSCALL_BASE+161)
#define __NR_nanosleep			(__NR_SYSCALL_BASE+162)
#define __NR_mremap			(__NR_SYSCALL_BASE+163)
#define __NR_setresuid			(__NR_SYSCALL_BASE+164)
#define __NR_getresuid			(__NR_SYSCALL_BASE+165)
					/* 166 was sys_vm86 */
					/* 167 was sys_query_module */
#define __NR_poll			(__NR_SYSCALL_BASE+168)
#define __NR_nfsservctl			(__NR_SYSCALL_BASE+169)
#define __NR_setresgid			(__NR_SYSCALL_BASE+170)
#define __NR_getresgid			(__NR_SYSCALL_BASE+171)
#define __NR_prctl			(__NR_SYSCALL_BASE+172)
#define __NR_rt_sigreturn		(__NR_SYSCALL_BASE+173)
#define __NR_rt_sigaction		(__NR_SYSCALL_BASE+174)
#define __NR_rt_sigprocmask		(__NR_SYSCALL_BASE+175)
#define __NR_rt_sigpending		(__NR_SYSCALL_BASE+176)
#define __NR_rt_sigtimedwait		(__NR_SYSCALL_BASE+177)
#define __NR_rt_sigqueueinfo		(__NR_SYSCALL_BASE+178)
#define __NR_rt_sigsuspend		(__NR_SYSCALL_BASE+179)
#define __NR_pread64			(__NR_SYSCALL_BASE+180)
#define __NR_pwrite64			(__NR_SYSCALL_BASE+181)
#define __NR_chown			(__NR_SYSCALL_BASE+182)
#define __NR_getcwd			(__NR_SYSCALL_BASE+183)
#define __NR_capget			(__NR_SYSCALL_BASE+184)
#define __NR_capset			(__NR_SYSCALL_BASE+185)
#define __NR_sigaltstack		(__NR_SYSCALL_BASE+186)
#define __NR_sendfile			(__NR_SYSCALL_BASE+187)
					/* 188 reserved */
					/* 189 reserved */
#define __NR_vfork			(__NR_SYSCALL_BASE+190)
#define __NR_ugetrlimit			(__NR_SYSCALL_BASE+191)	/* SuS compliant getrlimit */
#define __NR_mmap2			(__NR_SYSCALL_BASE+192)
#define __NR_truncate64			(__NR_SYSCALL_BASE+193)
#define __NR_ftruncate64		(__NR_SYSCALL_BASE+194)
#define __NR_stat64			(__NR_SYSCALL_BASE+195)
#define __NR_lstat64			(__NR_SYSCALL_BASE+196)
#define __NR_fstat64			(__NR_SYSCALL_BASE+197)
#define __NR_lchown32			(__NR_SYSCALL_BASE+198)
#define __NR_getuid32			(__NR_SYSCALL_BASE+199)
#define __NR_getgid32			(__NR_SYSCALL_BASE+200)
#define __NR_geteuid32			(__NR_SYSCALL_BASE+201)
#define __NR_getegid32			(__NR_SYSCALL_BASE+202)
#define __NR_setreuid32			(__NR_SYSCALL_BASE+203)
#define __NR_setregid32			(__NR_SYSCALL_BASE+204)
#define __NR_getgroups32		(__NR_SYSCALL_BASE+205)
#define __NR_setgroups32		(__NR_SYSCALL_BASE+206)
#define __NR_fchown32			(__NR_SYSCALL_BASE+207)
#define __NR_setresuid32		(__NR_SYSCALL_BASE+208)
#define __NR_getresuid32		(__NR_SYSCALL_BASE+209)
#define __NR_setresgid32		(__NR_SYSCALL_BASE+210)
#define __NR_getresgid32		(__NR_SYSCALL_BASE+211)
#define __NR_chown32			(__NR_SYSCALL_BASE+212)
#define __NR_setuid32			(__NR_SYSCALL_BASE+213)
#define __NR_setgid32			(__NR_SYSCALL_BASE+214)
#define __NR_setfsuid32			(__NR_SYSCALL_BASE+215)
#define __NR_setfsgid32			(__NR_SYSCALL_BASE+216)
#define __NR_getdents64			(__NR_SYSCALL_BASE+217)
#define __NR_pivot_root			(__NR_SYSCALL_BASE+218)
#define __NR_mincore			(__NR_SYSCALL_BASE+219)
#define __NR_madvise			(__NR_SYSCALL_BASE+220)
#define __NR_fcntl64			(__NR_SYSCALL_BASE+221)
					/* 222 for tux */
					/* 223 is unused */
#define __NR_gettid			(__NR_SYSCALL_BASE+224)
#define __NR_readahead			(__NR_SYSCALL_BASE+225)
#define __NR_setxattr			(__NR_SYSCALL_BASE+226)
#define __NR_lsetxattr			(__NR_SYSCALL_BASE+227)
#define __NR_fsetxattr			(__NR_SYSCALL_BASE+228)
#define __NR_getxattr			(__NR_SYSCALL_BASE+229)
#define __NR_lgetxattr			(__NR_SYSCALL_BASE+230)
#define __NR_fgetxattr			(__NR_SYSCALL_BASE+231)
#define __NR_listxattr			(__NR_SYSCALL_BASE+232)
#define __NR_llistxattr			(__NR_SYSCALL_BASE+233)
#define __NR_flistxattr			(__NR_SYSCALL_BASE+234)
#define __NR_removexattr		(__NR_SYSCALL_BASE+235)
#define __NR_lremovexattr		(__NR_SYSCALL_BASE+236)
#define __NR_fremovexattr		(__NR_SYSCALL_BASE+237)
#define __NR_tkill			(__NR_SYSCALL_BASE+238)
#define __NR_sendfile64			(__NR_SYSCALL_BASE+239)
#define __NR_futex			(__NR_SYSCALL_BASE+240)
#define __NR_sched_setaffinity		(__NR_SYSCALL_BASE+241)
#define __NR_sched_getaffinity		(__NR_SYSCALL_BASE+242)
#define __NR_io_setup			(__NR_SYSCALL_BASE+243)
#define __NR_io_destroy			(__NR_SYSCALL_BASE+244)
#define __NR_io_getevents		(__NR_SYSCALL_BASE+245)
#define __NR_io_submit			(__NR_SYSCALL_BASE+246)
#define __NR_io_cancel			(__NR_SYSCALL_BASE+247)
#define __NR_exit_group			(__NR_SYSCALL_BASE+248)
#define __NR_lookup_dcookie		(__NR_SYSCALL_BASE+249)
#define __NR_epoll_create		(__NR_SYSCALL_BASE+250)
#define __NR_epoll_ctl			(__NR_SYSCALL_BASE+251)
#define __NR_epoll_wait			(__NR_SYSCALL_BASE+252)
#define __NR_remap_file_pages		(__NR_SYSCALL_BASE+253)
					/* 254 for set_thread_area */
					/* 255 for get_thread_area */
#define __NR_set_tid_address		(__NR_SYSCALL_BASE+256)
#define __NR_timer_create		(__NR_SYSCALL_BASE+257)
#define __NR_timer_settime		(__NR_SYSCALL_BASE+258)
#define __NR_timer_gettime		(__NR_SYSCALL_BASE+259)
#define __NR_timer_getoverrun		(__NR_SYSCALL_BASE+260)
#define __NR_timer_delete		(__NR_SYSCALL_BASE+261)
#define __NR_clock_settime		(__NR_SYSCALL_BASE+262)
#define __NR_clock_gettime		(__NR_SYSCALL_BASE+263)
#define __NR_clock_getres		(__NR_SYSCALL_BASE+264)
#define __NR_clock_nanosleep		(__NR_SYSCALL_BASE+265)
#define __NR_statfs64			(__NR_SYSCALL_BASE+266)
#define __NR_fstatfs64			(__NR_SYSCALL_BASE+267)
#define __NR_tgkill			(__NR_SYSCALL_BASE+268)
#define __NR_utimes			(__NR_SYSCALL_BASE+269)
#define __NR_arm_fadvise64_64		(__NR_SYSCALL_BASE+270)
#define __NR_pciconfig_iobase		(__NR_SYSCALL_BASE+271)
#define __NR_pciconfig_read		(__NR_SYSCALL_BASE+272)
#define __NR_pciconfig_write		(__NR_SYSCALL_BASE+273)
#define __NR_mq_open			(__NR_SYSCALL_BASE+274)
#define __NR_mq_unlink			(__NR_SYSCALL_BASE+275)
#define __NR_mq_timedsend		(__NR_SYSCALL_BASE+276)
#define __NR_mq_timedreceive		(__NR_SYSCALL_BASE+277)
#define __NR_mq_notify			(__NR_SYSCALL_BASE+278)
#define __NR_mq_getsetattr		(__NR_SYSCALL_BASE+279)
#define __NR_waitid			(__NR_SYSCALL_BASE+280)
#define __NR_socket			(__NR_SYSCALL_BASE+281)
#define __NR_bind			(__NR_SYSCALL_BASE+282)
#define __NR_connect			(__NR_SYSCALL_BASE+283)
#define __NR_listen			(__NR_SYSCALL_BASE+284)
#define __NR_accept			(__NR_SYSCALL_BASE+285)
#define __NR_getsockname		(__NR_SYSCALL_BASE+286)
#define __NR_getpeername		(__NR_SYSCALL_BASE+287)
#define __NR_socketpair			(__NR_SYSCALL_BASE+288)
#define __NR_send			(__NR_SYSCALL_BASE+289)
#define __NR_sendto			(__NR_SYSCALL_BASE+290)
#define __NR_recv			(__NR_SYSCALL_BASE+291)
#define __NR_recvfrom			(__NR_SYSCALL_BASE+292)
#define __NR_shutdown			(__NR_SYSCALL_BASE+293)
#define __NR_setsockopt			(__NR_SYSCALL_BASE+294)
#define __NR_getsockopt			(__NR_SYSCALL_BASE+295)
#define __NR_sendmsg			(__NR_SYSCALL_BASE+296)
#define __NR_recvmsg			(__NR_SYSCALL_BASE+297)
#define __NR_semop			(__NR_SYSCALL_BASE+298)
#define __NR_semget			(__NR_SYSCALL_BASE+299)
#define __NR_semctl			(__NR_SYSCALL_BASE+300)
#define __NR_msgsnd			(__NR_SYSCALL_BASE+301)
#define __NR_msgrcv			(__NR_SYSCALL_BASE+302)
#define __NR_msgget			(__NR_SYSCALL_BASE+303)
#define __NR_msgctl			(__NR_SYSCALL_BASE+304)
#define __NR_shmat			(__NR_SYSCALL_BASE+305)
#define __NR_shmdt			(__NR_SYSCALL_BASE+306)
#define __NR_shmget			(__NR_SYSCALL_BASE+307)
#define __NR_shmctl			(__NR_SYSCALL_BASE+308)
#define __NR_add_key			(__NR_SYSCALL_BASE+309)
#define __NR_request_key		(__NR_SYSCALL_BASE+310)
#define __NR_keyctl			(__NR_SYSCALL_BASE+311)
#define __NR_semtimedop			(__NR_SYSCALL_BASE+312)
#define __NR_vserver			(__NR_SYSCALL_BASE+313)
#define __NR_ioprio_set			(__NR_SYSCALL_BASE+314)
#define __NR_ioprio_get			(__NR_SYSCALL_BASE+315)
#define __NR_inotify_init		(__NR_SYSCALL_BASE+316)
#define __NR_inotify_add_watch		(__NR_SYSCALL_BASE+317)
#define __NR_inotify_rm_watch		(__NR_SYSCALL_BASE+318)
#define __NR_mbind			(__NR_SYSCALL_BASE+319)
#define __NR_get_mempolicy		(__NR_SYSCALL_BASE+320)
#define __NR_set_mempolicy		(__NR_SYSCALL_BASE+321)
#define __NR_openat			(__NR_SYSCALL_BASE+322)
#define __NR_mkdirat			(__NR_SYSCALL_BASE+323)
#define __NR_mknodat			(__NR_SYSCALL_BASE+324)
#define __NR_fchownat			(__NR_SYSCALL_BASE+325)
#define __NR_futimesat			(__NR_SYSCALL_BASE+326)
#define __NR_fstatat64			(__NR_SYSCALL_BASE+327)
#define __NR_unlinkat			(__NR_SYSCALL_BASE+328)
#define __NR_renameat			(__NR_SYSCALL_BASE+329)
#define __NR_linkat			(__NR_SYSCALL_BASE+330)
#define __NR_symlinkat			(__NR_SYSCALL_BASE+331)
#define __NR_readlinkat			(__NR_SYSCALL_BASE+332)
#define __NR_fchmodat			(__NR_SYSCALL_BASE+333)
#define __NR_faccessat			(__NR_SYSCALL_BASE+334)
#define __NR_pselect6			(__NR_SYSCALL_BASE+335)
#define __NR_ppoll			(__NR_SYSCALL_BASE+336)
#define __NR_unshare			(__NR_SYSCALL_BASE+337)
#define __NR_set_robust_list		(__NR_SYSCALL_BASE+338)
#define __NR_get_robust_list		(__NR_SYSCALL_BASE+339)
#define __NR_splice			(__NR_SYSCALL_BASE+340)
#define __NR_arm_sync_file_range	(__NR_SYSCALL_BASE+341)
#define __NR_sync_file_range2		__NR_arm_sync_file_range
#define __NR_tee			(__NR_SYSCALL_BASE+342)
#define __NR_vmsplice			(__NR_SYSCALL_BASE+343)
#define __NR_move_pages			(__NR_SYSCALL_BASE+344)
#define __NR_getcpu			(__NR_SYSCALL_BASE+345)
#define __NR_epoll_pwait		(__NR_SYSCALL_BASE+346)
#define __NR_kexec_load			(__NR_SYSCALL_BASE+347)
#define __NR_utimensat			(__NR_SYSCALL_BASE+348)
#define __NR_signalfd			(__NR_SYSCALL_BASE+349)
#define __NR_timerfd_create		(__NR_SYSCALL_BASE+350)
#define __NR_eventfd			(__NR_SYSCALL_BASE+351)
#define __NR_fallocate			(__NR_SYSCALL_BASE+352)
#define __NR_timerfd_settime		(__NR_SYSCALL_BASE+353)
#define __NR_timerfd_gettime		(__NR_SYSCALL_BASE+354)
#define __NR_signalfd4			(__NR_SYSCALL_BASE+355)
#define __NR_eventfd2			(__NR_SYSCALL_BASE+356)
#define __NR_epoll_create1		(__NR_SYSCALL_BASE+357)
#define __NR_dup3			(__NR_SYSCALL_BASE+358)
#define __NR_pipe2			(__NR_SYSCALL_BASE+359)
#define __NR_inotify_init1		(__NR_SYSCALL_BASE+360)
#define __NR_preadv			(__NR_SYSCALL_BASE+361)
#define __NR_pwritev			(__NR_SYSCALL_BASE+362)
#define __NR_rt_tgsigqueueinfo		(__NR_SYSCALL_BASE+363)
#define __NR_perf_event_open		(__NR_SYSCALL_BASE+364)
#define __NR_recvmmsg			(__NR_SYSCALL_BASE+365)
#define __NR_accept4			(__NR_SYSCALL_BASE+366)
#define __NR_fanotify_init		(__NR_SYSCALL_BASE+367)
#define __NR_fanotify_mark		(__NR_SYSCALL_BASE+368)
#define __NR_prlimit64			(__NR_SYSCALL_BASE+369)
#define __NR_name_to_handle_at		(__NR_SYSCALL_BASE+370)
#define __NR_open_by_handle_at		(__NR_SYSCALL_BASE+371)
#define __NR_clock_adjtime		(__NR_SYSCALL_BASE+372)
#define __NR_syncfs			(__NR_SYSCALL_BASE+373)
#define __NR_sendmmsg			(__NR_SYSCALL_BASE+374)
#define __NR_setns			(__NR_SYSCALL_BASE+375)
#define __NR_process_vm_readv		(__NR_SYSCALL_BASE+376)
#define __NR_process_vm_writev		(__NR_SYSCALL_BASE+377)

/*
 * The following SWIs are ARM private.
 */
#define __ARM_NR_BASE			(__NR_SYSCALL_BASE+0x0f0000)
#define __ARM_NR_breakpoint		(__ARM_NR_BASE+1)
#define __ARM_NR_cacheflush		(__ARM_NR_BASE+2)
#define __ARM_NR_usr26			(__ARM_NR_BASE+3)
#define __ARM_NR_usr32			(__ARM_NR_BASE+4)
#define __ARM_NR_set_tls		(__ARM_NR_BASE+5)

/*
 * *NOTE*: This is a ghost syscall private to the kernel.  Only the
 * __kuser_cmpxchg code in entry-armv.S should be aware of its
 * existence.  Don't ever use this from user code.
 */
#ifdef __KERNEL__
#define __ARM_NR_cmpxchg		(__ARM_NR_BASE+0x00fff0)
#endif

/*
 * The following syscalls are obsolete and no longer available for EABI.
 */
#if !defined(__KERNEL__)
#if defined(__ARM_EABI__)
#undef __NR_time
#undef __NR_umount
#undef __NR_stime
#undef __NR_alarm
#undef __NR_utime
#undef __NR_getrlimit
#undef __NR_select
#undef __NR_readdir
#undef __NR_mmap
#undef __NR_socketcall
#undef __NR_syscall
#undef __NR_ipc
#endif
#endif

#ifdef __KERNEL__

#define __ARCH_WANT_IPC_PARSE_VERSION
#define __ARCH_WANT_STAT64
#define __ARCH_WANT_SYS_GETHOSTNAME
#define __ARCH_WANT_SYS_PAUSE
#define __ARCH_WANT_SYS_GETPGRP
#define __ARCH_WANT_SYS_LLSEEK
#define __ARCH_WANT_SYS_NICE
#define __ARCH_WANT_SYS_SIGPENDING
#define __ARCH_WANT_SYS_SIGPROCMASK
#define __ARCH_WANT_SYS_RT_SIGACTION
#define __ARCH_WANT_SYS_RT_SIGSUSPEND
#define __ARCH_WANT_SYS_OLD_MMAP
#define __ARCH_WANT_SYS_OLD_SELECT

#if !defined(CONFIG_AEABI) || defined(CONFIG_OABI_COMPAT)
#define __ARCH_WANT_SYS_TIME
#define __ARCH_WANT_SYS_IPC
#define __ARCH_WANT_SYS_OLDUMOUNT
#define __ARCH_WANT_SYS_ALARM
#define __ARCH_WANT_SYS_UTIME
#define __ARCH_WANT_SYS_OLD_GETRLIMIT
#define __ARCH_WANT_OLD_READDIR
#define __ARCH_WANT_SYS_SOCKETCALL
#endif

/*
 * "Conditional" syscalls
 *
 * What we want is __attribute__((weak,alias("sys_ni_syscall"))),
 * but it doesn't work on all toolchains, so we just do it by hand
 */
#define cond_syscall(x) asm(".weak\t" #x "\n\t.set\t" #x ",sys_ni_syscall")

/*
 * Unimplemented (or alternatively implemented) syscalls
 */
#define __IGNORE_fadvise64_64
#define __IGNORE_migrate_pages

#endif /* __KERNEL__ */
#endif /* __ASM_ARM_UNISTD_H */




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