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Cider Isn't Darwin Emulation, Really
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C++
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<darling/emulation/common/simple.h>#include <unistd.h>#include <fcntl.h>#include <sys/mman.h>#include <pthread.h>#include <limits.h>
#define PRIVATE 1#include <spawn_private.h>#include <sys/event.h>
#include "xtracelib.h"#include "bsd_trace.h"#include "tls.h"
static void print_errno(xtrace::String* log, int nr, uintptr_t rv);static void print_errno_num(xtrace::String* log, int nr, uintptr_t rv);static void print_errno_ptr(xtrace::String* log, int nr, uintptr_t rv);
static void print_args(xtrace::String* log, int nr, void* args[]);
static void print_kevent_return(xtrace::String* log, int nr, uintptr_t rv);static void print_kevent_args(xtrace::String* log, int nr, void* args[]);static void print_kevent64_return(xtrace::String* log, int nr, uintptr_t rv);static void print_kevent64_args(xtrace::String* log, int nr, void* args[]);static void print_kevent_qos_return(xtrace::String* log, int nr, uintptr_t rv);static void print_kevent_qos_args(xtrace::String* log, int nr, void* args[]);
static void print_select_return(xtrace::String* log, int nr, uintptr_t rv);static void print_select_args(xtrace::String* log, int nr, void* args[]);
static void print_timespec(xtrace::String* log, const struct timespec* timespec);
// awk '/^[0-9]/ { if ($6 !~ "nosys") { split($6, a, "("); print "[" $1 "] = { \"" a[1] "\", print_args, print_errno }," } }'
static const struct calldef bsd_defs[600] = { [1] = { "exit", print_args, print_errno_num }, [2] = { "fork", print_args, print_errno_num }, [3] = { "read", print_args, print_errno_num }, [4] = { "write", print_args, print_errno_num }, [5] = { "open", print_args, print_errno_num }, [6] = { "close", print_args, print_errno_num }, [7] = { "wait4", print_args, print_errno_num }, [9] = { "link", print_args, print_errno_num }, [10] = { "unlink", print_args, print_errno_num }, [12] = { "chdir", print_args, print_errno_num }, [13] = { "fchdir", print_args, print_errno_num }, [14] = { "mknod", print_args, print_errno_num }, [15] = { "chmod", print_args, print_errno_num }, [16] = { "chown", print_args, print_errno_num }, [18] = { "getfsstat", print_args, print_errno_num }, [20] = { "getpid", print_args, print_errno_num }, [23] = { "setuid", print_args, print_errno_num }, [24] = { "getuid", print_args, print_errno_num }, [25] = { "geteuid", print_args, print_errno_num }, [26] = { "ptrace", print_args, print_errno_num }, [27] = { "recvmsg", print_args, print_errno_num }, [28] = { "sendmsg", print_args, print_errno_num }, [29] = { "recvfrom", print_args, print_errno_num }, [30] = { "accept", print_args, print_errno_num }, [31] = { "getpeername", print_args, print_errno_num }, [32] = { "getsockname", print_args, print_errno_num }, [33] = { "access", print_args, print_errno_num }, [34] = { "chflags", print_args, print_errno_num }, [35] = { "fchflags", print_args, print_errno_num }, [36] = { "sync", print_args, print_errno_num }, [37] = { "kill", print_args, print_errno_num }, [39] = { "getppid", print_args, print_errno_num }, [41] = { "dup", print_args, print_errno_num }, [42] = { "pipe", print_args, print_errno_num }, [43] = { "getegid", print_args, print_errno_num }, [46] = { "sigaction", print_args, print_errno_num }, [47] = { "getgid", print_args, print_errno_num }, [48] = { "sigprocmask", print_args, print_errno_num }, [49] = { "getlogin", print_args, print_errno_num }, [50] = { "setlogin", print_args, print_errno_num }, [51] = { "acct", print_args, print_errno_num }, [52] = { "sigpending", print_args, print_errno_num }, [53] = { "sigaltstack", print_args, print_errno_num }, [54] = { "ioctl", print_args, print_errno_num }, [55] = { "reboot", print_args, print_errno_num }, [56] = { "revoke", print_args, print_errno_num }, [57] = { "symlink", print_args, print_errno_num }, [58] = { "readlink", print_args, print_errno_num }, [59] = { "execve", print_args, print_errno_num }, [60] = { "umask", print_args, print_errno_num }, [61] = { "chroot", print_args, print_errno_num }, [65] = { "msync", print_args, print_errno_num }, [66] = { "vfork", print_args, print_errno_num }, [73] = { "munmap", print_args, print_errno_num }, [74] = { "mprotect", print_args, print_errno_num }, [75] = { "madvise", print_args, print_errno_num }, [78] = { "mincore", print_args, print_errno_num }, [79] = { "getgroups", print_args, print_errno_num }, [80] = { "setgroups", print_args, print_errno_num }, [81] = { "getpgrp", print_args, print_errno_num }, [82] = { "setpgid", print_args, print_errno_num }, [83] = { "setitimer", print_args, print_errno_num }, [85] = { "swapon", print_args, print_errno_num }, [86] = { "getitimer", print_args, print_errno_num }, [89] = { "getdtablesize", print_args, print_errno_num }, [90] = { "dup2", print_args, print_errno_num }, [92] = { "fcntl", print_args, print_errno_num }, [93] = { "select", print_select_args, print_select_return }, [95] = { "fsync", print_args, print_errno_num }, [96] = { "setpriority", print_args, print_errno_num }, [97] = { "socket", print_args, print_errno_num }, [98] = { "connect", print_args, print_errno_num }, [100] = { "getpriority", print_args, print_errno_num }, [104] = { "bind", print_args, print_errno_num }, [105] = { "setsockopt", print_args, print_errno_num }, [106] = { "listen", print_args, print_errno_num }, [111] = { "sigsuspend", print_args, print_errno_num }, [116] = { "gettimeofday", print_args, print_errno_num }, [117] = { "getrusage", print_args, print_errno_num }, [118] = { "getsockopt", print_args, print_errno_num }, [120] = { "readv", print_args, print_errno_num }, [121] = { "writev", print_args, print_errno_num }, [122] = { "settimeofday", print_args, print_errno_num }, [123] = { "fchown", print_args, print_errno_num }, [124] = { "fchmod", print_args, print_errno_num }, [126] = { "setreuid", print_args, print_errno_num }, [127] = { "setregid", print_args, print_errno_num }, [128] = { "rename", print_args, print_errno_num }, [131] = { "flock", print_args, print_errno_num }, [132] = { "mkfifo", print_args, print_errno_num }, [133] = { "sendto", print_args, print_errno_num }, [134] = { "shutdown", print_args, print_errno_num }, [135] = { "socketpair", print_args, print_errno_num }, [136] = { "mkdir", print_args, print_errno_num }, [137] = { "rmdir", print_args, print_errno_num }, [138] = { "utimes", print_args, print_errno_num }, [139] = { "futimes", print_args, print_errno_num }, [140] = { "adjtime", print_args, print_errno_num }, [142] = { "gethostuuid", print_args, print_errno_num }, [147] = { "setsid", print_args, print_errno_num }, [151] = { "getpgid", print_args, print_errno_num }, [152] = { "setprivexec", print_args, print_errno_num }, [153] = { "pread", print_args, print_errno_num }, [154] = { "pwrite", print_args, print_errno_num }, [155] = { "nfssvc", print_args, print_errno_num }, [157] = { "statfs", print_args, print_errno_num }, [158] = { "fstatfs", print_args, print_errno_num }, [159] = { "unmount", print_args, print_errno_num }, [161] = { "getfh", print_args, print_errno_num }, [165] = { "quotactl", print_args, print_errno_num }, [167] = { "mount", print_args, print_errno_num }, [169] = { "csops", print_args, print_errno_num }, [170] = { "csops_audittoken", print_args, print_errno_num }, [173] = { "waitid", print_args, print_errno_num }, [177] = { "kdebug_typefilter", print_args, print_errno_num }, [178] = { "kdebug_trace_string", print_args, print_errno_num }, [179] = { "kdebug_trace64", print_args, print_errno_num }, [180] = { "kdebug_trace", print_args, print_errno_num }, [181] = { "setgid", print_args, print_errno_num }, [182] = { "setegid", print_args, print_errno_num }, [183] = { "seteuid", print_args, print_errno_num }, [184] = { "sigreturn", print_args, print_errno_num }, [187] = { "fdatasync", print_args, print_errno_num }, [188] = { "stat", print_args, print_errno_num }, [189] = { "fstat", print_args, print_errno_num }, [190] = { "lstat", print_args, print_errno_num }, [191] = { "pathconf", print_args, print_errno_num }, [192] = { "fpathconf", print_args, print_errno_num }, [194] = { "getrlimit", print_args, print_errno_num }, [195] = { "setrlimit", print_args, print_errno_num }, [196] = { "getdirentries", print_args, print_errno_num }, [197] = { "mmap", print_args, print_errno_ptr }, [199] = { "lseek", print_args, print_errno_num }, [200] = { "truncate", print_args, print_errno_num }, [201] = { "ftruncate", print_args, print_errno_num }, [202] = { "sysctl", print_args, print_errno_num }, [203] = { "mlock", print_args, print_errno_num }, [204] = { "munlock", print_args, print_errno_num }, [205] = { "undelete", print_args, print_errno_num }, [216] = { "open_dprotected_np", print_args, print_errno_num }, [220] = { "getattrlist", print_args, print_errno_num }, [221] = { "setattrlist", print_args, print_errno_num }, [222] = { "getdirentriesattr", print_args, print_errno_num }, [223] = { "exchangedata", print_args, print_errno_num }, [225] = { "searchfs", print_args, print_errno_num }, [226] = { "delete", print_args, print_errno_num }, [227] = { "copyfile", print_args, print_errno_num }, [228] = { "fgetattrlist", print_args, print_errno_num }, [229] = { "fsetattrlist", print_args, print_errno_num }, [230] = { "poll", print_args, print_errno_num }, [231] = { "watchevent", print_args, print_errno_num }, [232] = { "waitevent", print_args, print_errno_num }, [233] = { "modwatch", print_args, print_errno_num }, [234] = { "getxattr", print_args, print_errno_num }, [235] = { "fgetxattr", print_args, print_errno_num }, [236] = { "setxattr", print_args, print_errno_num }, [237] = { "fsetxattr", print_args, print_errno_num }, [238] = { "removexattr", print_args, print_errno_num }, [239] = { "fremovexattr", print_args, print_errno_num }, [240] = { "listxattr", print_args, print_errno_num }, [241] = { "flistxattr", print_args, print_errno_num }, [242] = { "fsctl", print_args, print_errno_num }, [243] = { "initgroups", print_args, print_errno_num }, [244] = { "posix_spawn", print_args, print_errno_num }, [245] = { "ffsctl", print_args, print_errno_num }, [247] = { "nfsclnt", print_args, print_errno_num }, [248] = { "fhopen", print_args, print_errno_num }, [250] = { "minherit", print_args, print_errno_num }, [251] = { "semsys", print_args, print_errno_num }, [252] = { "msgsys", print_args, print_errno_num }, [253] = { "shmsys", print_args, print_errno_num }, [254] = { "semctl", print_args, print_errno_num }, [255] = { "semget", print_args, print_errno_num }, [256] = { "semop", print_args, print_errno_num }, [258] = { "msgctl", print_args, print_errno_num }, [259] = { "msgget", print_args, print_errno_num }, [260] = { "msgsnd", print_args, print_errno_num }, [261] = { "msgrcv", print_args, print_errno_num }, [262] = { "shmat", print_args, print_errno_num }, [263] = { "shmctl", print_args, print_errno_num }, [264] = { "shmdt", print_args, print_errno_num }, [265] = { "shmget", print_args, print_errno_num }, [266] = { "shm_open", print_args, print_errno_num }, [267] = { "shm_unlink", print_args, print_errno_num }, [268] = { "sem_open", print_args, print_errno_num }, [269] = { "sem_close", print_args, print_errno_num }, [270] = { "sem_unlink", print_args, print_errno_num }, [271] = { "sem_wait", print_args, print_errno_num }, [272] = { "sem_trywait", print_args, print_errno_num }, [273] = { "sem_post", print_args, print_errno_num }, [274] = { "sysctlbyname", print_args, print_errno_num }, [277] = { "open_extended", print_args, print_errno_num }, [278] = { "umask_extended", print_args, print_errno_num }, [279] = { "stat_extended", print_args, print_errno_num }, [280] = { "lstat_extended", print_args, print_errno_num }, [281] = { "fstat_extended", print_args, print_errno_num }, [282] = { "chmod_extended", print_args, print_errno_num }, [283] = { "fchmod_extended", print_args, print_errno_num }, [284] = { "access_extended", print_args, print_errno_num }, [285] = { "settid", print_args, print_errno_num }, [286] = { "gettid", print_args, print_errno_num }, [287] = { "setsgroups", print_args, print_errno_num }, [288] = { "getsgroups", print_args, print_errno_num }, [289] = { "setwgroups", print_args, print_errno_num }, [290] = { "getwgroups", print_args, print_errno_num }, [291] = { "mkfifo_extended", print_args, print_errno_num }, [292] = { "mkdir_extended", print_args, print_errno_num }, [293] = { "identitysvc", print_args, print_errno_num }, [294] = { "shared_region_check_np", print_args, print_errno_num }, [296] = { "vm_pressure_monitor", print_args, print_errno_num }, [297] = { "psynch_rw_longrdlock", print_args, print_errno_num }, [298] = { "psynch_rw_yieldwrlock", print_args, print_errno_num }, [299] = { "psynch_rw_downgrade", print_args, print_errno_num }, [300] = { "psynch_rw_upgrade", print_args, print_errno_num }, [301] = { "psynch_mutexwait", print_args, print_errno_num }, [302] = { "psynch_mutexdrop", print_args, print_errno_num }, [303] = { "psynch_cvbroad", print_args, print_errno_num }, [304] = { "psynch_cvsignal", print_args, print_errno_num }, [305] = { "psynch_cvwait", print_args, print_errno_num }, [306] = { "psynch_rw_rdlock", print_args, print_errno_num }, [307] = { "psynch_rw_wrlock", print_args, print_errno_num }, [308] = { "psynch_rw_unlock", print_args, print_errno_num }, [309] = { "psynch_rw_unlock2", print_args, print_errno_num }, [310] = { "getsid", print_args, print_errno_num }, [311] = { "settid_with_pid", print_args, print_errno_num }, [312] = { "psynch_cvclrprepost", print_args, print_errno_num }, [313] = { "aio_fsync", print_args, print_errno_num }, [314] = { "aio_return", print_args, print_errno_num }, [315] = { "aio_suspend", print_args, print_errno_num }, [316] = { "aio_cancel", print_args, print_errno_num }, [317] = { "aio_error", print_args, print_errno_num }, [318] = { "aio_read", print_args, print_errno_num }, [319] = { "aio_write", print_args, print_errno_num }, [320] = { "lio_listio", print_args, print_errno_num }, [322] = { "iopolicysys", print_args, print_errno_num }, [323] = { "process_policy", print_args, print_errno_num }, [324] = { "mlockall", print_args, print_errno_num }, [325] = { "munlockall", print_args, print_errno_num }, [327] = { "issetugid", print_args, print_errno_num }, [328] = { "__pthread_kill", print_args, print_errno_num }, [329] = { "__pthread_sigmask", print_args, print_errno_num }, [330] = { "__sigwait", print_args, print_errno_num }, [331] = { "__disable_threadsignal", print_args, print_errno_num }, [332] = { "__pthread_markcancel", print_args, print_errno_num }, [333] = { "__pthread_canceled", print_args, print_errno_num }, [334] = { "__semwait_signal", print_args, print_errno_num }, [336] = { "proc_info", print_args, print_errno_num }, [337] = { "sendfile", print_args, print_errno_num }, [338] = { "stat64", print_args, print_errno_num }, [339] = { "fstat64", print_args, print_errno_num }, [340] = { "lstat64", print_args, print_errno_num }, [341] = { "stat64_extended", print_args, print_errno_num }, [342] = { "lstat64_extended", print_args, print_errno_num }, [343] = { "fstat64_extended", print_args, print_errno_num }, [344] = { "getdirentries64", print_args, print_errno_num }, [345] = { "statfs64", print_args, print_errno_num }, [346] = { "fstatfs64", print_args, print_errno_num }, [347] = { "getfsstat64", print_args, print_errno_num }, [348] = { "__pthread_chdir", print_args, print_errno_num }, [349] = { "__pthread_fchdir", print_args, print_errno_num }, [350] = { "audit", print_args, print_errno_num }, [351] = { "auditon", print_args, print_errno_num }, [353] = { "getauid", print_args, print_errno_num }, [354] = { "setauid", print_args, print_errno_num }, [357] = { "getaudit_addr", print_args, print_errno_num }, [358] = { "setaudit_addr", print_args, print_errno_num }, [359] = { "auditctl", print_args, print_errno_num }, [360] = { "bsdthread_create", print_args, print_errno_num }, [361] = { "bsdthread_terminate", print_args, print_errno_num }, [362] = { "kqueue", print_args, print_errno_num },
// kevent is special [363] = { "kevent", print_kevent_args, print_kevent_return },
[364] = { "lchown", print_args, print_errno_num }, [366] = { "bsdthread_register", print_args, print_errno_num }, [367] = { "workq_open", print_args, print_errno_num }, [368] = { "workq_kernreturn", print_args, print_errno_num },
// kevent64 is special [369] = { "kevent64", print_kevent64_args, print_kevent64_return },
[370] = { "__old_semwait_signal", print_args, print_errno_num }, [371] = { "__old_semwait_signal_nocancel", print_args, print_errno_num }, [372] = { "thread_selfid", print_args, print_errno_num }, [373] = { "ledger", print_args, print_errno_num },
// kevent_qos is special [374] = { "kevent_qos", print_kevent_qos_args, print_kevent_qos_return },
[380] = { "__mac_execve", print_args, print_errno_num }, [381] = { "__mac_syscall", print_args, print_errno_num }, [382] = { "__mac_get_file", print_args, print_errno_num }, [383] = { "__mac_set_file", print_args, print_errno_num }, [384] = { "__mac_get_link", print_args, print_errno_num }, [385] = { "__mac_set_link", print_args, print_errno_num }, [386] = { "__mac_get_proc", print_args, print_errno_num }, [387] = { "__mac_set_proc", print_args, print_errno_num }, [388] = { "__mac_get_fd", print_args, print_errno_num }, [389] = { "__mac_set_fd", print_args, print_errno_num }, [390] = { "__mac_get_pid", print_args, print_errno_num }, [394] = { "pselect", print_args, print_errno_num }, [395] = { "pselect_nocancel", print_args, print_errno_num }, [396] = { "read_nocancel", print_args, print_errno_num }, [397] = { "write_nocancel", print_args, print_errno_num }, [398] = { "open_nocancel", print_args, print_errno_num }, [399] = { "close_nocancel", print_args, print_errno_num }, [400] = { "wait4_nocancel", print_args, print_errno_num }, [401] = { "recvmsg_nocancel", print_args, print_errno_num }, [402] = { "sendmsg_nocancel", print_args, print_errno_num }, [403] = { "recvfrom_nocancel", print_args, print_errno_num }, [404] = { "accept_nocancel", print_args, print_errno_num }, [405] = { "msync_nocancel", print_args, print_errno_num }, [406] = { "fcntl_nocancel", print_args, print_errno_num }, [407] = { "select_nocancel", print_args, print_errno_num }, [408] = { "fsync_nocancel", print_args, print_errno_num }, [409] = { "connect_nocancel", print_args, print_errno_num }, [410] = { "sigsuspend_nocancel", print_args, print_errno_num }, [411] = { "readv_nocancel", print_args, print_errno_num }, [412] = { "writev_nocancel", print_args, print_errno_num }, [413] = { "sendto_nocancel", print_args, print_errno_num }, [414] = { "pread_nocancel", print_args, print_errno_num }, [415] = { "pwrite_nocancel", print_args, print_errno_num }, [416] = { "waitid_nocancel", print_args, print_errno_num }, [417] = { "poll_nocancel", print_args, print_errno_num }, [418] = { "msgsnd_nocancel", print_args, print_errno_num }, [419] = { "msgrcv_nocancel", print_args, print_errno_num }, [420] = { "sem_wait_nocancel", print_args, print_errno_num }, [421] = { "aio_suspend_nocancel", print_args, print_errno_num }, [422] = { "__sigwait_nocancel", print_args, print_errno_num }, [423] = { "__semwait_signal_nocancel", print_args, print_errno_num }, [424] = { "__mac_mount", print_args, print_errno_num }, [425] = { "__mac_get_mount", print_args, print_errno_num }, [426] = { "__mac_getfsstat", print_args, print_errno_num }, [427] = { "fsgetpath", print_args, print_errno_num }, [428] = { "audit_session_self", print_args, print_errno_num }, [429] = { "audit_session_join", print_args, print_errno_num }, [430] = { "fileport_makeport", print_args, print_errno_num }, [431] = { "fileport_makefd", print_args, print_errno_num }, [432] = { "audit_session_port", print_args, print_errno_num }, [433] = { "pid_suspend", print_args, print_errno_num }, [434] = { "pid_resume", print_args, print_errno_num }, [438] = { "shared_region_map_and_slide_np", print_args, print_errno_num }, [439] = { "kas_info", print_args, print_errno_num }, [440] = { "memorystatus_control", print_args, print_errno_num }, [441] = { "guarded_open_np", print_args, print_errno_num }, [442] = { "guarded_close_np", print_args, print_errno_num }, [443] = { "guarded_kqueue_np", print_args, print_errno_num }, [444] = { "change_fdguard_np", print_args, print_errno_num }, [445] = { "usrctl", print_args, print_errno_num }, [446] = { "proc_rlimit_control", print_args, print_errno_num }, [447] = { "connectx", print_args, print_errno_num }, [448] = { "disconnectx", print_args, print_errno_num }, [449] = { "peeloff", print_args, print_errno_num }, [450] = { "socket_delegate", print_args, print_errno_num }, [451] = { "telemetry", print_args, print_errno_num }, [452] = { "proc_uuid_policy", print_args, print_errno_num }, [453] = { "memorystatus_get_level", print_args, print_errno_num }, [454] = { "system_override", print_args, print_errno_num }, [455] = { "vfs_purge", print_args, print_errno_num }, [456] = { "sfi_ctl", print_args, print_errno_num }, [457] = { "sfi_pidctl", print_args, print_errno_num }, [458] = { "coalition", print_args, print_errno_num }, [459] = { "coalition_info", print_args, print_errno_num }, [460] = { "necp_match_policy", print_args, print_errno_num }, [461] = { "getattrlistbulk", print_args, print_errno_num }, [462] = { "clonefileat", print_args, print_errno_num }, [463] = { "openat", print_args, print_errno_num }, [464] = { "openat_nocancel", print_args, print_errno_num }, [465] = { "renameat", print_args, print_errno_num }, [466] = { "faccessat", print_args, print_errno_num }, [467] = { "fchmodat", print_args, print_errno_num }, [468] = { "fchownat", print_args, print_errno_num }, [469] = { "fstatat", print_args, print_errno_num }, [470] = { "fstatat64", print_args, print_errno_num }, [471] = { "linkat", print_args, print_errno_num }, [472] = { "unlinkat", print_args, print_errno_num }, [473] = { "readlinkat", print_args, print_errno_num }, [474] = { "symlinkat", print_args, print_errno_num }, [475] = { "mkdirat", print_args, print_errno_num }, [476] = { "getattrlistat", print_args, print_errno_num }, [477] = { "proc_trace_log", print_args, print_errno_num }, [478] = { "bsdthread_ctl", print_args, print_errno_num }, [479] = { "openbyid_np", print_args, print_errno_num }, [480] = { "recvmsg_x", print_args, print_errno_num }, [481] = { "sendmsg_x", print_args, print_errno_num }, [482] = { "thread_selfusage", print_args, print_errno_num }, [483] = { "csrctl", print_args, print_errno_num }, [484] = { "guarded_open_dprotected_np", print_args, print_errno_num }, [485] = { "guarded_write_np", print_args, print_errno_num }, [486] = { "guarded_pwrite_np", print_args, print_errno_num }, [487] = { "guarded_writev_np", print_args, print_errno_num }, [488] = { "renameatx_np", print_args, print_errno_num }, [489] = { "mremap_encrypted", print_args, print_errno_num }, [490] = { "netagent_trigger", print_args, print_errno_num }, [491] = { "stack_snapshot_with_config", print_args, print_errno_num }, [492] = { "microstackshot", print_args, print_errno_num }, [493] = { "grab_pgo_data", print_args, print_errno_num }, [494] = { "persona", print_args, print_errno_num }, [499] = { "work_interval_ctl", print_args, print_errno_num }, [500] = { "getentropy", print_args, print_errno_num }, [501] = { "necp_open", print_args, print_errno_num }, [502] = { "necp_client_action", print_args, print_errno_num }, [515] = { "ulock_wait", print_args, print_errno_num }, [516] = { "ulock_wake", print_args, print_errno_num }, [517] = { "fclonefileat", print_args, print_errno_num }, [518] = { "fs_snapshot", print_args, print_errno_num }, [520] = { "terminate_with_payload", print_args, print_errno_num }, [521] = { "abort_with_payload", print_args, print_errno_num },};
static void print_arg_int(xtrace::String* log, void* arg){ log->append_format("%d", (int) (long) arg);}
static void print_arg_ptr(xtrace::String* log, void* arg){ if (arg == NULL) log->append("NULL"); else log->append_format("%p", arg);}
void xtrace_print_string_literal(xtrace::String* log, const char* str) { if (str == NULL) { log->append("NULL"); return; }
if (!xtrace_no_color) log->append("\033[;1m"); // bold
log->append("\"");
for (; *str; str++) { switch (*str) { case '\\': log->append("\\\\"); break; case '\n': log->append("\\n"); break; case '\t': log->append("\\t"); break; default: log->append_format("%c", *str); break; } }
log->append("\"");
if (!xtrace_no_color) log->append("\033[0m"); // reset}
static void print_arg_str(xtrace::String* log, void* arg){ const char* str = (const char*) arg; xtrace_print_string_literal(log, str);}
static void print_arg_prot(xtrace::String* log, void* arg){ int cnt = 0; int prot = (int)(long)arg;
if (prot & PROT_READ) { log->append("PROT_READ"); cnt++; } if (prot & PROT_WRITE) { if (cnt > 0) log->append("|"); log->append("PROT_WRITE"); cnt++; } if (prot & PROT_EXEC) { if (cnt > 0) log->append("|"); log->append("PROT_EXEC"); cnt++; } if (cnt == 0) { log->append("PROT_NONE"); }}
static void print_mmap_flags(xtrace::String* log, void* arg){ int cnt = 0; int flags = (int) (long) arg;
static const struct { int flag; const char* name; } all_flags[] = { { MAP_ANON, "MAP_ANON" }, { MAP_FIXED, "MAP_FIXED" }, { MAP_HASSEMAPHORE, "MAP_HASSEMAPHORE" }, { MAP_PRIVATE, "MAP_PRIVATE" }, { MAP_SHARED, "MAP_SHARED" }, { MAP_NOCACHE, "MAP_NOCACHE" }, { 0, NULL } };
for (int i = 0; all_flags[i].name != NULL; i++) { if (flags & all_flags[i].flag) { if (cnt > 0) log->append("|"); log->append_format("%s", all_flags[i].name); cnt++; } }
if (cnt == 0) { log->append("MAP_FILE"); }}
void print_open_flags(xtrace::String* log, void* arg){ int cnt = 0; int flags = (int) (long) arg;
struct { int flag; const char* name; } all_flags[] = { { O_WRONLY, "O_WRONLY" }, { O_RDWR, "O_RDWR" }, { O_NONBLOCK, "O_NONBLOCK" }, { O_APPEND, "O_APPEND" }, { O_CREAT, "O_CREAT" }, { O_TRUNC, "O_TRUNC" }, { O_EXCL, "O_EXCL" }, { O_SHLOCK, "O_SHLOCK" }, { O_EXLOCK, "O_EXLOCK" }, { O_NOFOLLOW, "O_NOFOLLOW" }, { O_SYMLINK, "O_SYMLINK" }, { O_DIRECTORY, "O_DIRECTORY" }, { O_EVTONLY, "O_EVTONLY" }, { O_CLOEXEC, "O_CLOEXEC" }, { O_NOCTTY, "O_NOCTTY" }, { 0, NULL } };
for (int i = 0; all_flags[i].name != NULL; i++) { if (flags & all_flags[i].flag) { if (cnt > 0) log->append("|"); log->append_format("%s", all_flags[i].name); cnt++; } }
if (cnt == 0) { log->append("O_RDONLY"); }}
extern void print_arg_posix_spawn_args(xtrace::String* log, void* arg);
static void print_arg_string_array(xtrace::String* log, void* arg) { const char* const* array = (const char* const*)arg; bool is_first = true;
log->append("{");
if (array) { for (const char* const* ptr = array; *ptr != NULL; ++ptr) { if (is_first) { is_first = false; } else { log->append(", "); }
xtrace_print_string_literal(log, *ptr); } }
log->append("}");};
// TODO: output more specific information for more calls
static const struct { int args_cnt; void (*print_arg[8])(xtrace::String* log, void* arg);} args_info[] = { [1] = { 1, { print_arg_int } }, // exit [2] = { 0, { } }, // fork [3] = { 3, { print_arg_int, print_arg_ptr, print_arg_int } }, // read [4] = { 3, { print_arg_int, print_arg_ptr, print_arg_int } }, // write [5] = { 3, { print_arg_str, print_open_flags, print_arg_int } }, // open [6] = { 1, { print_arg_int } }, // close [7] = { 4, { print_arg_int, print_arg_ptr, print_arg_int, print_arg_ptr } }, // wait4 [9] = { 2, { print_arg_str, print_arg_str } }, // link [10] = { 1, { print_arg_str } }, // unlink [12] = { 1, { print_arg_str } }, // chdir [13] = { 1, { print_arg_int } }, // fchdir [14] = { 3, { print_arg_str, print_arg_int, print_arg_int } }, // mknod [15] = { 2, { print_arg_str, print_arg_int } }, // chmod [16] = { 3, { print_arg_str, print_arg_int, print_arg_int } }, // chown [18] = { 3, { print_arg_ptr, print_arg_int, print_arg_int } }, // getfsstat [20] = { 0, { } }, // getpid [23] = { 1, { print_arg_int } }, // setuid [24] = { 0, { } }, // getuid [25] = { 0, { } }, // geteuid [26] = { 4, { print_arg_int, print_arg_int, print_arg_ptr, print_arg_int } }, // ptrace [27] = { 3, { print_arg_int, print_arg_ptr, print_arg_int } }, // recvmsg [28] = { 3, { print_arg_int, print_arg_ptr, print_arg_int } }, // sendmsg [29] = { 6, { print_arg_int, print_arg_ptr, print_arg_int, print_arg_int, print_arg_ptr, print_arg_ptr } }, // recvfrom [30] = { 3, { print_arg_int, print_arg_ptr, print_arg_ptr } }, // accept [31] = { 3, { print_arg_int, print_arg_ptr, print_arg_ptr } }, // getpeername [32] = { 3, { print_arg_int, print_arg_ptr, print_arg_ptr } }, // getsockname [33] = { 2, { print_arg_str, print_arg_int } }, // access [34] = { 2, { print_arg_str, print_arg_int } }, // chflags [35] = { 2, { print_arg_int, print_arg_int } }, // fchflags [36] = { 0, { } }, // sync [37] = { 3, { print_arg_int, print_arg_int, print_arg_int } }, // kill [39] = { 0, { } }, // getppid [41] = { 1, { print_arg_int } }, // dup [42] = { 0, { } }, // pipe [43] = { 0, { } }, // getegid [46] = { 3, { print_arg_int, print_arg_ptr, print_arg_ptr } }, // sigaction [47] = { 0, { } }, // getgid [48] = { 3, { print_arg_int, print_arg_ptr, print_arg_ptr } }, // sigprocmask [49] = { 2, { print_arg_ptr, print_arg_int } }, // getlogin [50] = { 1, { print_arg_ptr } }, // setlogin [51] = { 1, { print_arg_str } }, // acct [52] = { 1, { print_arg_ptr } }, // sigpending [53] = { 2, { print_arg_ptr, print_arg_ptr } }, // sigaltstack [54] = { 3, { print_arg_int, print_arg_int, print_arg_ptr } }, // ioctl [55] = { 2, { print_arg_int, print_arg_ptr } }, // reboot [56] = { 1, { print_arg_str } }, // revoke [57] = { 2, { print_arg_str, print_arg_str } }, // symlink [58] = { 3, { print_arg_str, print_arg_ptr, print_arg_int } }, // readlink [59] = { 3, { print_arg_str, print_arg_string_array, print_arg_string_array } }, // execve [60] = { 1, { print_arg_int } }, // umask [61] = { 1, { print_arg_str } }, // chroot [65] = { 3, { print_arg_ptr, print_arg_int, print_arg_int } }, // msync [66] = { 0, { } }, // vfork [73] = { 2, { print_arg_ptr, print_arg_int } }, // munmap [74] = { 3, { print_arg_ptr, print_arg_int, print_arg_prot } }, // mprotect [75] = { 3, { print_arg_ptr, print_arg_int, print_arg_int } }, // madvise [78] = { 3, { print_arg_ptr, print_arg_int, print_arg_ptr } }, // mincore [79] = { 2, { print_arg_int, print_arg_ptr } }, // getgroups [80] = { 2, { print_arg_int, print_arg_ptr } }, // setgroups [81] = { 0, { } }, // getpgrp [82] = { 2, { print_arg_int, print_arg_int } }, // setpgid [83] = { 3, { print_arg_int, print_arg_ptr, print_arg_ptr } }, // setitimer [85] = { 0, { } }, // swapon [86] = { 2, { print_arg_int, print_arg_ptr } }, // getitimer [89] = { 0, { } }, // getdtablesize [90] = { 2, { print_arg_int, print_arg_int } }, // dup2 [92] = { 3, { print_arg_int, print_arg_int, print_arg_int } }, // fcntl // select is special [95] = { 1, { print_arg_int } }, // fsync [96] = { 3, { print_arg_int, print_arg_int, print_arg_int } }, // setpriority [97] = { 3, { print_arg_int, print_arg_int, print_arg_int } }, // socket [98] = { 3, { print_arg_int, print_arg_ptr, print_arg_int } }, // connect [100] = { 2, { print_arg_int, print_arg_int } }, // getpriority [104] = { 3, { print_arg_int, print_arg_ptr, print_arg_int } }, // bind [105] = { 5, { print_arg_int, print_arg_int, print_arg_int, print_arg_ptr, print_arg_int } }, // setsockopt [106] = { 2, { print_arg_int, print_arg_int } }, // listen [111] = { 1, { print_arg_int } }, // sigsuspend [116] = { 3, { print_arg_ptr, print_arg_ptr, print_arg_ptr } }, // gettimeofday [117] = { 2, { print_arg_int, print_arg_ptr } }, // getrusage [118] = { 5, { print_arg_int, print_arg_int, print_arg_int, print_arg_ptr, print_arg_ptr } }, // getsockopt [120] = { 3, { print_arg_int, print_arg_ptr, print_arg_int } }, // readv [121] = { 3, { print_arg_int, print_arg_ptr, print_arg_int } }, // writev [122] = { 2, { print_arg_ptr, print_arg_ptr } }, // settimeofday [123] = { 3, { print_arg_int, print_arg_int, print_arg_int } }, // fchown [124] = { 2, { print_arg_int, print_arg_int } }, // fchmod [126] = { 2, { print_arg_int, print_arg_int } }, // setreuid [127] = { 2, { print_arg_int, print_arg_int } }, // setregid [128] = { 2, { print_arg_str, print_arg_str } }, // rename [131] = { 2, { print_arg_int, print_arg_int } }, // flock [132] = { 2, { print_arg_str, print_arg_int } }, // mkfifo [133] = { 6, { print_arg_int, print_arg_ptr, print_arg_int, print_arg_int, print_arg_ptr, print_arg_int } }, // sendto [134] = { 2, { print_arg_int, print_arg_int } }, // shutdown [135] = { 4, { print_arg_int, print_arg_int, print_arg_int, print_arg_ptr } }, // socketpair [136] = { 2, { print_arg_str, print_arg_int } }, // mkdir [137] = { 1, { print_arg_str } }, // rmdir [138] = { 2, { print_arg_str, print_arg_ptr } }, // utimes [139] = { 2, { print_arg_int, print_arg_ptr } }, // futimes [140] = { 2, { print_arg_ptr, print_arg_ptr } }, // adjtime [142] = { 3, { print_arg_ptr, print_arg_ptr, print_arg_int } }, // gethostuuid [147] = { 0, { } }, // setsid [151] = { 1, { print_arg_int } }, // getpgid [152] = { 1, { print_arg_int } }, // setprivexec [153] = { 4, { print_arg_int, print_arg_ptr, print_arg_int, print_arg_int } }, // pread [154] = { 4, { print_arg_int, print_arg_ptr, print_arg_int, print_arg_int } }, // pwrite [155] = { 2, { print_arg_int, print_arg_ptr } }, // nfssvc [157] = { 2, { print_arg_str, print_arg_ptr } }, // statfs [158] = { 2, { print_arg_int, print_arg_ptr } }, // fstatfs [159] = { 2, { print_arg_str, print_arg_int } }, // unmount [161] = { 2, { print_arg_ptr, print_arg_ptr } }, // getfh [165] = { 4, { print_arg_str, print_arg_int, print_arg_int, print_arg_ptr } }, // quotactl [167] = { 4, { print_arg_str, print_arg_str, print_arg_int, print_arg_ptr } }, // mount [169] = { 4, { print_arg_int, print_arg_int, print_arg_ptr, print_arg_int } }, // csops [170] = { 5, { print_arg_int, print_arg_int, print_arg_ptr, print_arg_int, print_arg_ptr } }, // csops_audittoken [173] = { 4, { print_arg_int, print_arg_int, print_arg_ptr, print_arg_int } }, // waitid [177] = { 2, { print_arg_ptr, print_arg_ptr } }, // kdebug_typefilter [178] = { 3, { print_arg_int, print_arg_int, print_arg_str } }, // kdebug_trace_string [179] = { 5, { print_arg_int, print_arg_int, print_arg_int, print_arg_int, print_arg_int } }, // kdebug_trace64 [180] = { 5, { print_arg_int, print_arg_int, print_arg_int, print_arg_int, print_arg_int } }, // kdebug_trace [181] = { 1, { print_arg_int } }, // setgid [182] = { 1, { print_arg_int } }, // setegid [183] = { 1, { print_arg_int } }, // seteuid [184] = { 2, { print_arg_ptr, print_arg_int } }, // sigreturn [187] = { 1, { print_arg_int } }, // fdatasync [188] = { 2, { print_arg_str, print_arg_ptr } }, // stat [189] = { 2, { print_arg_int, print_arg_ptr } }, // fstat [190] = { 2, { print_arg_str, print_arg_ptr } }, // lstat [191] = { 2, { print_arg_str, print_arg_int } }, // pathconf [192] = { 2, { print_arg_int, print_arg_int } }, // fpathconf [194] = { 2, { print_arg_int, print_arg_ptr } }, // getrlimit [195] = { 2, { print_arg_int, print_arg_ptr } }, // setrlimit [196] = { 4, { print_arg_int, print_arg_ptr, print_arg_int, print_arg_ptr } }, // getdirentries [197] = { 6, { print_arg_ptr, print_arg_int, print_arg_prot, print_mmap_flags, print_arg_int, print_arg_int } }, // mmap [199] = { 3, { print_arg_int, print_arg_int, print_arg_int } }, // lseek [200] = { 2, { print_arg_str, print_arg_int } }, // truncate [201] = { 2, { print_arg_int, print_arg_int } }, // ftruncate [202] = { 6, { print_arg_ptr, print_arg_int, print_arg_ptr, print_arg_ptr, print_arg_ptr, print_arg_int } }, // sysctl [203] = { 2, { print_arg_ptr, print_arg_int } }, // mlock [204] = { 2, { print_arg_ptr, print_arg_int } }, // munlock [205] = { 1, { print_arg_str } }, // undelete [216] = { 5, { print_arg_str, print_arg_int, print_arg_int, print_arg_int, print_arg_int } }, // open_dprotected_np [220] = { 5, { print_arg_str, print_arg_ptr, print_arg_ptr, print_arg_int, print_arg_int } }, // getattrlist [221] = { 5, { print_arg_str, print_arg_ptr, print_arg_ptr, print_arg_int, print_arg_int } }, // setattrlist [222] = { 8, { print_arg_int, print_arg_ptr, print_arg_ptr, print_arg_int, print_arg_ptr, print_arg_ptr, print_arg_ptr, print_arg_int } }, // getdirentriesattr [223] = { 3, { print_arg_str, print_arg_str, print_arg_int } }, // exchangedata [225] = { 6, { print_arg_str, print_arg_ptr, print_arg_ptr, print_arg_int, print_arg_int, print_arg_ptr } }, // searchfs [226] = { 1, { print_arg_str } }, // delete [227] = { 4, { print_arg_ptr, print_arg_ptr, print_arg_int, print_arg_int } }, // copyfile [228] = { 5, { print_arg_int, print_arg_ptr, print_arg_ptr, print_arg_int, print_arg_int } }, // fgetattrlist [229] = { 5, { print_arg_int, print_arg_ptr, print_arg_ptr, print_arg_int, print_arg_int } }, // fsetattrlist [230] = { 3, { print_arg_ptr, print_arg_int, print_arg_int } }, // poll [231] = { 2, { print_arg_ptr, print_arg_int } }, // watchevent [232] = { 2, { print_arg_ptr, print_arg_ptr } }, // waitevent [233] = { 2, { print_arg_ptr, print_arg_int } }, // modwatch [234] = { 6, { print_arg_str, print_arg_ptr, print_arg_ptr, print_arg_int, print_arg_int, print_arg_int } }, // getxattr [235] = { 6, { print_arg_int, print_arg_ptr, print_arg_ptr, print_arg_int, print_arg_int, print_arg_int } }, // fgetxattr [236] = { 6, { print_arg_str, print_arg_ptr, print_arg_ptr, print_arg_int, print_arg_int, print_arg_int } }, // setxattr [237] = { 6, { print_arg_int, print_arg_ptr, print_arg_ptr, print_arg_int, print_arg_int, print_arg_int } }, // fsetxattr [238] = { 3, { print_arg_str, print_arg_ptr, print_arg_int } }, // removexattr [239] = { 3, { print_arg_int, print_arg_ptr, print_arg_int } }, // fremovexattr [240] = { 4, { print_arg_str, print_arg_ptr, print_arg_int, print_arg_int } }, // listxattr [241] = { 4, { print_arg_int, print_arg_ptr, print_arg_int, print_arg_int } }, // flistxattr [242] = { 4, { print_arg_str, print_arg_int, print_arg_ptr, print_arg_int } }, // fsctl [243] = { 3, { print_arg_int, print_arg_ptr, print_arg_int } }, // initgroups [244] = { 5, { print_arg_ptr, print_arg_str, print_arg_posix_spawn_args, print_arg_string_array, print_arg_string_array } }, // posix_spawn [245] = { 4, { print_arg_int, print_arg_int, print_arg_ptr, print_arg_int } }, // ffsctl [247] = { 2, { print_arg_int, print_arg_ptr } }, // nfsclnt [248] = { 2, { print_arg_ptr, print_arg_int } }, // fhopen [250] = { 3, { print_arg_ptr, print_arg_int, print_arg_int } }, // minherit [251] = { 5, { print_arg_int, print_arg_int, print_arg_int, print_arg_int, print_arg_int } }, // semsys [252] = { 5, { print_arg_int, print_arg_int, print_arg_int, print_arg_int, print_arg_int } }, // msgsys [253] = { 4, { print_arg_int, print_arg_int, print_arg_int, print_arg_int } }, // shmsys [254] = { 4, { print_arg_int, print_arg_int, print_arg_int, print_arg_ptr } }, // semctl [255] = { 3, { print_arg_int, print_arg_int, print_arg_int } }, // semget [256] = { 3, { print_arg_int, print_arg_ptr, print_arg_int } }, // semop [258] = { 3, { print_arg_int, print_arg_int, print_arg_ptr } }, // msgctl [259] = { 2, { print_arg_int, print_arg_int } }, // msgget [260] = { 4, { print_arg_int, print_arg_ptr, print_arg_int, print_arg_int } }, // msgsnd [261] = { 5, { print_arg_int, print_arg_ptr, print_arg_int, print_arg_int, print_arg_int } }, // msgrcv [262] = { 3, { print_arg_int, print_arg_ptr, print_arg_int } }, // shmat [263] = { 3, { print_arg_int, print_arg_int, print_arg_ptr } }, // shmctl [264] = { 1, { print_arg_ptr } }, // shmdt [265] = { 3, { print_arg_int, print_arg_int, print_arg_int } }, // shmget [266] = { 3, { print_arg_str, print_arg_int, print_arg_int } }, // shm_open [267] = { 1, { print_arg_str } }, // shm_unlink [268] = { 4, { print_arg_str, print_arg_int, print_arg_int, print_arg_int } }, // sem_open [269] = { 1, { print_arg_ptr } }, // sem_close [270] = { 1, { print_arg_str } }, // sem_unlink [271] = { 1, { print_arg_ptr } }, // sem_wait [272] = { 1, { print_arg_ptr } }, // sem_trywait [273] = { 1, { print_arg_ptr } }, // sem_post [274] = { 6, { print_arg_str, print_arg_int, print_arg_ptr, print_arg_ptr, print_arg_ptr, print_arg_int } }, // sysctlbyname [277] = { 6, { print_arg_str, print_arg_int, print_arg_int, print_arg_int, print_arg_int, print_arg_ptr } }, // open_extended [278] = { 2, { print_arg_int, print_arg_ptr } }, // umask_extended [279] = { 4, { print_arg_str, print_arg_ptr, print_arg_ptr, print_arg_ptr } }, // stat_extended [280] = { 4, { print_arg_str, print_arg_ptr, print_arg_ptr, print_arg_ptr } }, // lstat_extended [281] = { 4, { print_arg_int, print_arg_ptr, print_arg_ptr, print_arg_ptr } }, // fstat_extended [282] = { 5, { print_arg_str, print_arg_int, print_arg_int, print_arg_int, print_arg_ptr } }, // chmod_extended [283] = { 5, { print_arg_int, print_arg_int, print_arg_int, print_arg_int, print_arg_ptr } }, // fchmod_extended [284] = { 4, { print_arg_ptr, print_arg_int, print_arg_ptr, print_arg_int } }, // access_extended [285] = { 2, { print_arg_int, print_arg_int } }, // settid [286] = { 2, { print_arg_ptr, print_arg_ptr } }, // gettid [287] = { 2, { print_arg_int, print_arg_ptr } }, // setsgroups [288] = { 2, { print_arg_ptr, print_arg_ptr } }, // getsgroups [289] = { 2, { print_arg_int, print_arg_ptr } }, // setwgroups [290] = { 2, { print_arg_ptr, print_arg_ptr } }, // getwgroups [291] = { 5, { print_arg_str, print_arg_int, print_arg_int, print_arg_int, print_arg_ptr } }, // mkfifo_extended [292] = { 5, { print_arg_str, print_arg_int, print_arg_int, print_arg_int, print_arg_ptr } }, // mkdir_extended [293] = { 2, { print_arg_int, print_arg_ptr } }, // identitysvc [294] = { 1, { print_arg_ptr } }, // shared_region_check_np [296] = { 3, { print_arg_int, print_arg_int, print_arg_ptr } }, // vm_pressure_monitor [297] = { 5, { print_arg_ptr, print_arg_int, print_arg_int, print_arg_int, print_arg_int } }, // psynch_rw_longrdlock [298] = { 5, { print_arg_ptr, print_arg_int, print_arg_int, print_arg_int, print_arg_int } }, // psynch_rw_yieldwrlock [299] = { 5, { print_arg_ptr, print_arg_int, print_arg_int, print_arg_int, print_arg_int } }, // psynch_rw_downgrade [300] = { 5, { print_arg_ptr, print_arg_int, print_arg_int, print_arg_int, print_arg_int } }, // psynch_rw_upgrade [301] = { 5, { print_arg_ptr, print_arg_int, print_arg_int, print_arg_int, print_arg_int } }, // psynch_mutexwait [302] = { 5, { print_arg_ptr, print_arg_int, print_arg_int, print_arg_int, print_arg_int } }, // psynch_mutexdrop [303] = { 7, { print_arg_ptr, print_arg_int, print_arg_int, print_arg_int, print_arg_ptr, print_arg_int, print_arg_int } }, // psynch_cvbroad [304] = { 8, { print_arg_ptr, print_arg_int, print_arg_int, print_arg_int, print_arg_ptr, print_arg_int, print_arg_int, print_arg_int } }, // psynch_cvsignal [305] = { 8, { print_arg_ptr, print_arg_int, print_arg_int, print_arg_ptr, print_arg_int, print_arg_int, print_arg_int, print_arg_int } }, // psynch_cvwait [306] = { 5, { print_arg_ptr, print_arg_int, print_arg_int, print_arg_int, print_arg_int } }, // psynch_rw_rdlock [307] = { 5, { print_arg_ptr, print_arg_int, print_arg_int, print_arg_int, print_arg_int } }, // psynch_rw_wrlock [308] = { 5, { print_arg_ptr, print_arg_int, print_arg_int, print_arg_int, print_arg_int } }, // psynch_rw_unlock [309] = { 5, { print_arg_ptr, print_arg_int, print_arg_int, print_arg_int, print_arg_int } }, // psynch_rw_unlock2 [310] = { 1, { print_arg_int } }, // getsid [311] = { 2, { print_arg_int, print_arg_int } }, // settid_with_pid [312] = { 7, { print_arg_ptr, print_arg_int, print_arg_int, print_arg_int, print_arg_int, print_arg_int, print_arg_int } }, // psynch_cvclrprepost [313] = { 2, { print_arg_int, print_arg_ptr } }, // aio_fsync [314] = { 1, { print_arg_ptr } }, // aio_return [315] = { 3, { print_arg_ptr, print_arg_int, print_arg_ptr } }, // aio_suspend [316] = { 2, { print_arg_int, print_arg_ptr } }, // aio_cancel [317] = { 1, { print_arg_ptr } }, // aio_error [318] = { 1, { print_arg_ptr } }, // aio_read [319] = { 1, { print_arg_ptr } }, // aio_write [320] = { 4, { print_arg_int, print_arg_ptr, print_arg_int, print_arg_ptr } }, // lio_listio [322] = { 2, { print_arg_int, print_arg_ptr } }, // iopolicysys [323] = { 7, { print_arg_int, print_arg_int, print_arg_int, print_arg_int, print_arg_ptr, print_arg_int, print_arg_int } }, // process_policy [324] = { 1, { print_arg_int } }, // mlockall [325] = { 1, { print_arg_int } }, // munlockall [327] = { 0, { } }, // issetugid [328] = { 2, { print_arg_int, print_arg_int } }, // __pthread_kill [329] = { 3, { print_arg_int, print_arg_ptr, print_arg_ptr } }, // __pthread_sigmask [330] = { 2, { print_arg_ptr, print_arg_ptr } }, // __sigwait [331] = { 1, { print_arg_int } }, // __disable_threadsignal [332] = { 1, { print_arg_int } }, // __pthread_markcancel [333] = { 1, { print_arg_int } }, // __pthread_canceled [334] = { 6, { print_arg_int, print_arg_int, print_arg_int, print_arg_int, print_arg_int, print_arg_int } }, // __semwait_signal [336] = { 6, { print_arg_int, print_arg_int, print_arg_int, print_arg_int, print_arg_ptr, print_arg_int } }, // proc_info [337] = { 6, { print_arg_int, print_arg_int, print_arg_int, print_arg_ptr, print_arg_ptr, print_arg_int } }, // sendfile [338] = { 2, { print_arg_str, print_arg_ptr } }, // stat64 [339] = { 2, { print_arg_int, print_arg_ptr } }, // fstat64 [340] = { 2, { print_arg_str, print_arg_ptr } }, // lstat64 [341] = { 4, { print_arg_str, print_arg_ptr, print_arg_ptr, print_arg_ptr } }, // stat64_extended [342] = { 4, { print_arg_str, print_arg_ptr, print_arg_ptr, print_arg_ptr } }, // lstat64_extended [343] = { 4, { print_arg_int, print_arg_ptr, print_arg_ptr, print_arg_ptr } }, // fstat64_extended [344] = { 4, { print_arg_int, print_arg_ptr, print_arg_int, print_arg_ptr } }, // getdirentries64 [345] = { 2, { print_arg_str, print_arg_ptr } }, // statfs64 [346] = { 2, { print_arg_int, print_arg_ptr } }, // fstatfs64 [347] = { 3, { print_arg_ptr, print_arg_int, print_arg_int } }, // getfsstat64 [348] = { 1, { print_arg_str } }, // __pthread_chdir [349] = { 1, { print_arg_int } }, // __pthread_fchdir [350] = { 2, { print_arg_ptr, print_arg_int } }, // audit [351] = { 3, { print_arg_int, print_arg_ptr, print_arg_int } }, // auditon [353] = { 1, { print_arg_ptr } }, // getauid [354] = { 1, { print_arg_ptr } }, // setauid [357] = { 2, { print_arg_ptr, print_arg_int } }, // getaudit_addr [358] = { 2, { print_arg_ptr, print_arg_int } }, // setaudit_addr [359] = { 1, { print_arg_str } }, // auditctl [360] = { 5, { print_arg_ptr, print_arg_ptr, print_arg_ptr, print_arg_ptr, print_arg_int } }, // bsdthread_create [361] = { 4, { print_arg_ptr, print_arg_int, print_arg_int, print_arg_int } }, // bsdthread_terminate [362] = { 0, { } }, // kqueue // kevent is special [364] = { 3, { print_arg_str, print_arg_int, print_arg_int } }, // lchown [366] = { 7, { print_arg_ptr, print_arg_ptr, print_arg_int, print_arg_ptr, print_arg_ptr, print_arg_int, print_arg_int } }, // bsdthread_register [367] = { 0, { } }, // workq_open [368] = { 4, { print_arg_int, print_arg_ptr, print_arg_int, print_arg_int } }, // workq_kernreturn // kevent64 is special [370] = { 5, { print_arg_int, print_arg_int, print_arg_int, print_arg_int, print_arg_ptr } }, // __old_semwait_signal [371] = { 5, { print_arg_int, print_arg_int, print_arg_int, print_arg_int, print_arg_ptr } }, // __old_semwait_signal_nocancel [372] = { 0, { } }, // thread_selfid [373] = { 4, { print_arg_int, print_arg_ptr, print_arg_ptr, print_arg_ptr } }, // ledger // kevent_qos is special [380] = { 4, { print_arg_ptr, print_arg_ptr, print_arg_ptr, print_arg_ptr } }, // __mac_execve [381] = { 3, { print_arg_ptr, print_arg_int, print_arg_ptr } }, // __mac_syscall [382] = { 2, { print_arg_ptr, print_arg_ptr } }, // __mac_get_file [383] = { 2, { print_arg_ptr, print_arg_ptr } }, // __mac_set_file [384] = { 2, { print_arg_ptr, print_arg_ptr } }, // __mac_get_link [385] = { 2, { print_arg_ptr, print_arg_ptr } }, // __mac_set_link [386] = { 1, { print_arg_ptr } }, // __mac_get_proc [387] = { 1, { print_arg_ptr } }, // __mac_set_proc [388] = { 2, { print_arg_int, print_arg_ptr } }, // __mac_get_fd [389] = { 2, { print_arg_int, print_arg_ptr } }, // __mac_set_fd [390] = { 2, { print_arg_int, print_arg_ptr } }, // __mac_get_pid [394] = { 6, { print_arg_int, print_arg_ptr, print_arg_ptr, print_arg_ptr, print_arg_ptr, print_arg_ptr } }, // pselect [395] = { 6, { print_arg_int, print_arg_ptr, print_arg_ptr, print_arg_ptr, print_arg_ptr, print_arg_ptr } }, // pselect_nocancel [396] = { 3, { print_arg_int, print_arg_ptr, print_arg_int } }, // read_nocancel [397] = { 3, { print_arg_int, print_arg_ptr, print_arg_int } }, // write_nocancel [398] = { 3, { print_arg_str, print_open_flags, print_arg_int } }, // open_nocancel [399] = { 1, { print_arg_int } }, // close_nocancel [400] = { 4, { print_arg_int, print_arg_ptr, print_arg_int, print_arg_ptr } }, // wait4_nocancel [401] = { 3, { print_arg_int, print_arg_ptr, print_arg_int } }, // recvmsg_nocancel [402] = { 3, { print_arg_int, print_arg_ptr, print_arg_int } }, // sendmsg_nocancel [403] = { 6, { print_arg_int, print_arg_ptr, print_arg_int, print_arg_int, print_arg_ptr, print_arg_ptr } }, // recvfrom_nocancel [404] = { 3, { print_arg_int, print_arg_ptr, print_arg_ptr } }, // accept_nocancel [405] = { 3, { print_arg_ptr, print_arg_int, print_arg_int } }, // msync_nocancel [406] = { 3, { print_arg_int, print_arg_int, print_arg_int } }, // fcntl_nocancel [407] = { 5, { print_arg_int, print_arg_ptr, print_arg_ptr, print_arg_ptr, print_arg_ptr } }, // select_nocancel [408] = { 1, { print_arg_int } }, // fsync_nocancel [409] = { 3, { print_arg_int, print_arg_ptr, print_arg_int } }, // connect_nocancel [410] = { 1, { print_arg_int } }, // sigsuspend_nocancel [411] = { 3, { print_arg_int, print_arg_ptr, print_arg_int } }, // readv_nocancel [412] = { 3, { print_arg_int, print_arg_ptr, print_arg_int } }, // writev_nocancel [413] = { 6, { print_arg_int, print_arg_ptr, print_arg_int, print_arg_int, print_arg_ptr, print_arg_int } }, // sendto_nocancel [414] = { 4, { print_arg_int, print_arg_ptr, print_arg_int, print_arg_int } }, // pread_nocancel [415] = { 4, { print_arg_int, print_arg_ptr, print_arg_int, print_arg_int } }, // pwrite_nocancel [416] = { 4, { print_arg_int, print_arg_int, print_arg_ptr, print_arg_int } }, // waitid_nocancel [417] = { 3, { print_arg_ptr, print_arg_int, print_arg_int } }, // poll_nocancel [418] = { 4, { print_arg_int, print_arg_ptr, print_arg_int, print_arg_int } }, // msgsnd_nocancel [419] = { 5, { print_arg_int, print_arg_ptr, print_arg_int, print_arg_int, print_arg_int } }, // msgrcv_nocancel [420] = { 1, { print_arg_ptr } }, // sem_wait_nocancel [421] = { 3, { print_arg_ptr, print_arg_int, print_arg_ptr } }, // aio_suspend_nocancel [422] = { 2, { print_arg_ptr, print_arg_ptr } }, // __sigwait_nocancel [423] = { 6, { print_arg_int, print_arg_int, print_arg_int, print_arg_int, print_arg_int, print_arg_int } }, // __semwait_signal_nocancel [424] = { 5, { print_arg_ptr, print_arg_ptr, print_arg_int, print_arg_ptr, print_arg_ptr } }, // __mac_mount [425] = { 2, { print_arg_ptr, print_arg_ptr } }, // __mac_get_mount [426] = { 5, { print_arg_ptr, print_arg_int, print_arg_ptr, print_arg_int, print_arg_int } }, // __mac_getfsstat [427] = { 4, { print_arg_ptr, print_arg_int, print_arg_ptr, print_arg_int } }, // fsgetpath [428] = { 0, { } }, // audit_session_self [429] = { 1, { print_arg_int } }, // audit_session_join [430] = { 2, { print_arg_int, print_arg_ptr } }, // fileport_makeport [431] = { 1, { print_arg_int } }, // fileport_makefd [432] = { 2, { print_arg_int, print_arg_ptr } }, // audit_session_port [433] = { 1, { print_arg_int } }, // pid_suspend [434] = { 1, { print_arg_int } }, // pid_resume [438] = { 6, { print_arg_int, print_arg_int, print_arg_ptr, print_arg_int, print_arg_ptr, print_arg_int } }, // shared_region_map_and_slide_np [439] = { 3, { print_arg_int, print_arg_ptr, print_arg_ptr } }, // kas_info [440] = { 5, { print_arg_int, print_arg_int, print_arg_int, print_arg_ptr, print_arg_int } }, // memorystatus_control [441] = { 5, { print_arg_str, print_arg_ptr, print_arg_int, print_arg_int, print_arg_int } }, // guarded_open_np [442] = { 2, { print_arg_int, print_arg_ptr } }, // guarded_close_np [443] = { 2, { print_arg_ptr, print_arg_int } }, // guarded_kqueue_np [444] = { 6, { print_arg_int, print_arg_ptr, print_arg_int, print_arg_ptr, print_arg_int, print_arg_ptr } }, // change_fdguard_np [445] = { 1, { print_arg_int } }, // usrctl [446] = { 3, { print_arg_int, print_arg_int, print_arg_ptr } }, // proc_rlimit_control [447] = { 8, { print_arg_int, print_arg_ptr, print_arg_int, print_arg_int, print_arg_ptr, print_arg_int, print_arg_ptr, print_arg_ptr } }, // connectx [448] = { 3, { print_arg_int, print_arg_int, print_arg_int } }, // disconnectx [449] = { 2, { print_arg_int, print_arg_int } }, // peeloff [450] = { 4, { print_arg_int, print_arg_int, print_arg_int, print_arg_int } }, // socket_delegate [451] = { 6, { print_arg_int, print_arg_int, print_arg_int, print_arg_int, print_arg_int, print_arg_int } }, // telemetry [452] = { 4, { print_arg_int, print_arg_ptr, print_arg_int, print_arg_int } }, // proc_uuid_policy [453] = { 1, { print_arg_ptr } }, // memorystatus_get_level [454] = { 2, { print_arg_int, print_arg_int } }, // system_override [455] = { 0, { } }, // vfs_purge [456] = { 4, { print_arg_int, print_arg_int, print_arg_int, print_arg_ptr } }, // sfi_ctl [457] = { 4, { print_arg_int, print_arg_int, print_arg_int, print_arg_ptr } }, // sfi_pidctl [458] = { 3, { print_arg_int, print_arg_ptr, print_arg_int } }, // coalition [459] = { 4, { print_arg_int, print_arg_ptr, print_arg_ptr, print_arg_ptr } }, // coalition_info [460] = { 3, { print_arg_ptr, print_arg_int, print_arg_ptr } }, // necp_match_policy [461] = { 5, { print_arg_int, print_arg_ptr, print_arg_ptr, print_arg_int, print_arg_int } }, // getattrlistbulk [462] = { 5, { print_arg_int, print_arg_ptr, print_arg_int, print_arg_ptr, print_arg_int } }, // clonefileat [463] = { 4, { print_arg_int, print_arg_str, print_open_flags, print_arg_int } }, // openat [464] = { 4, { print_arg_int, print_arg_str, print_open_flags, print_arg_int } }, // openat_nocancel [465] = { 4, { print_arg_int, print_arg_str, print_arg_int, print_arg_str } }, // renameat [466] = { 4, { print_arg_int, print_arg_str, print_arg_int, print_arg_int } }, // faccessat [467] = { 4, { print_arg_int, print_arg_str, print_arg_int, print_arg_int } }, // fchmodat [468] = { 5, { print_arg_int, print_arg_str, print_arg_int, print_arg_int, print_arg_int } }, // fchownat [469] = { 4, { print_arg_int, print_arg_str, print_arg_ptr, print_arg_int } }, // fstatat [470] = { 4, { print_arg_int, print_arg_str, print_arg_ptr, print_arg_int } }, // fstatat64 [471] = { 5, { print_arg_int, print_arg_str, print_arg_int, print_arg_str, print_arg_int } }, // linkat [472] = { 3, { print_arg_int, print_arg_str, print_arg_int } }, // unlinkat [473] = { 4, { print_arg_int, print_arg_str, print_arg_ptr, print_arg_int } }, // readlinkat [474] = { 3, { print_arg_str, print_arg_int, print_arg_str } }, // symlinkat [475] = { 3, { print_arg_int, print_arg_str, print_arg_int } }, // mkdirat [476] = { 6, { print_arg_int, print_arg_str, print_arg_ptr, print_arg_ptr, print_arg_int, print_arg_int } }, // getattrlistat [477] = { 2, { print_arg_int, print_arg_int } }, // proc_trace_log [478] = { 4, { print_arg_ptr, print_arg_ptr, print_arg_ptr, print_arg_ptr } }, // bsdthread_ctl [479] = { 3, { print_arg_ptr, print_arg_ptr, print_arg_int } }, // openbyid_np [480] = { 4, { print_arg_int, print_arg_ptr, print_arg_int, print_arg_int } }, // recvmsg_x [481] = { 4, { print_arg_int, print_arg_ptr, print_arg_int, print_arg_int } }, // sendmsg_x [482] = { 0, { } }, // thread_selfusage [483] = { 3, { print_arg_int, print_arg_ptr, print_arg_ptr } }, // csrctl [484] = { 7, { print_arg_str, print_arg_ptr, print_arg_int, print_arg_int, print_arg_int, print_arg_int, print_arg_int } }, // guarded_open_dprotected_np [485] = { 4, { print_arg_int, print_arg_ptr, print_arg_ptr, print_arg_int } }, // guarded_write_np [486] = { 5, { print_arg_int, print_arg_ptr, print_arg_ptr, print_arg_int, print_arg_int } }, // guarded_pwrite_np [487] = { 4, { print_arg_int, print_arg_ptr, print_arg_ptr, print_arg_int } }, // guarded_writev_np [488] = { 5, { print_arg_int, print_arg_ptr, print_arg_int, print_arg_ptr, print_arg_int } }, // renameatx_np [489] = { 5, { print_arg_ptr, print_arg_int, print_arg_int, print_arg_int, print_arg_int } }, // mremap_encrypted [490] = { 2, { print_arg_ptr, print_arg_int } }, // netagent_trigger [491] = { 3, { print_arg_int, print_arg_ptr, print_arg_int } }, // stack_snapshot_with_config [492] = { 3, { print_arg_ptr, print_arg_int, print_arg_int } }, // microstackshot [493] = { 4, { print_arg_ptr, print_arg_int, print_arg_ptr, print_arg_int } }, // grab_pgo_data [494] = { 5, { print_arg_int, print_arg_int, print_arg_ptr, print_arg_ptr, print_arg_ptr } }, // persona [499] = { 4, { print_arg_int, print_arg_int, print_arg_ptr, print_arg_int } }, // work_interval_ctl [500] = { 2, { print_arg_ptr, print_arg_int } }, // getentropy [501] = { 1, { print_arg_int } }, // necp_open [502] = { 6, { print_arg_int, print_arg_int, print_arg_ptr, print_arg_int, print_arg_ptr, print_arg_int } }, // necp_client_action [515] = { 4, { print_arg_int, print_arg_ptr, print_arg_int, print_arg_int } }, // ulock_wait [516] = { 3, { print_arg_int, print_arg_ptr, print_arg_int } }, // ulock_wake [517] = { 4, { print_arg_int, print_arg_int, print_arg_ptr, print_arg_int } }, // fclonefileat [518] = { 6, { print_arg_int, print_arg_int, print_arg_ptr, print_arg_ptr, print_arg_ptr, print_arg_int } }, // fs_snapshot [520] = { 7, { print_arg_int, print_arg_int, print_arg_int, print_arg_ptr, print_arg_int, print_arg_str, print_arg_int } }, // terminate_with_payload [521] = { 6, { print_arg_int, print_arg_int, print_arg_ptr, print_arg_int, print_arg_str, print_arg_int } }, // abort_with_payload};
static void print_args(xtrace::String* log, int nr, void* args[]){ int cnt = args_info[nr].args_cnt; for (int i = 0; i < cnt; i++) { if (i > 0) log->append(", "); (*args_info[nr].print_arg[i])(log, args[i]); }}
extern "C"void darling_bsd_syscall_entry_print(int nr, void* args[]){ xtrace::String log;#if __i386__ // get rid of some info in the upper bytes that we don't need nr = (int)((unsigned int)nr & 0xffff);#endif
handle_generic_entry(&log, bsd_defs, "bsd", nr, args);
if (nr == 1 || nr == 59) { // For exit() or execve(), print an extra newline, // as we're likely not going to see the return. log.append("\n"); }
if (log.size() > 0) { xtrace_log("%s", log.c_str()); log.clear(); }}
extern "C"void darling_bsd_syscall_exit_print(uintptr_t retval){ xtrace::String log; handle_generic_exit(&log, bsd_defs, "bsd", retval, 0);
if (log.size() > 0) { xtrace_log("%s", log.c_str()); log.clear(); }}
const char* error_strings[128] = { [1] = "EPERM", [2] = "ENOENT", [3] = "ESRCH", [4] = "EINTR", [5] = "EIO", [6] = "ENXIO", [7] = "E2BIG", [8] = "ENOEXEC", [9] = "EBADF", [10] = "ECHILD", [11] = "EDEADLK", [12] = "ENOMEM", [13] = "EACCES", [14] = "EFAULT", [15] = "ENOTBLK", [16] = "EBUSY", [17] = "EEXIST", [18] = "EXDEV", [19] = "ENODEV", [20] = "ENOTDIR", [21] = "EISDIR", [22] = "EINVAL", [23] = "ENFILE", [24] = "EMFILE", [25] = "ENOTTY", [26] = "ETXTBSY", [27] = "EFBIG", [28] = "ENOSPC", [29] = "ESPIPE", [30] = "EROFS", [31] = "EMLINK", [32] = "EPIPE", [33] = "EDOM", [34] = "ERANGE", [35] = "EAGAIN", [36] = "EINPROGRESS", [37] = "EALREADY", [38] = "ENOTSOCK", [39] = "EDESTADDRREQ", [40] = "EMSGSIZE", [41] = "EPROTOTYPE", [42] = "ENOPROTOOPT", [43] = "EPROTONOSUPPORT", [44] = "ESOCKTNOSUPPORT", [45] = "ENOTSUP", [46] = "EPFNOSUPPORT", [47] = "EAFNOSUPPORT", [48] = "EADDRINUSE", [49] = "EADDRNOTAVAIL", [50] = "ENETDOWN", [51] = "ENETUNREACH", [52] = "ENETRESET", [53] = "ECONNABORTED", [54] = "ECONNRESET", [55] = "ENOBUFS", [56] = "EISCONN", [57] = "ENOTCONN", [58] = "ESHUTDOWN", [59] = "ETOOMANYREFS", [60] = "ETIMEDOUT", [61] = "ECONNREFUSED", [62] = "ELOOP", [63] = "ENAMETOOLONG", [64] = "EHOSTDOWN", [65] = "EHOSTUNREACH", [66] = "ENOTEMPTY", [67] = "EPROCLIM", [68] = "EUSERS", [69] = "EDQUOT", [70] = "ESTALE", [71] = "EREMOTE", [72] = "EBADRPC", [73] = "ERPCMISMATCH", [74] = "EPROGUNAVAIL", [75] = "EPROGMISMATCH", [76] = "EPROCUNAVAIL", [77] = "ENOLCK", [78] = "ENOSYS", [79] = "EFTYPE", [80] = "EAUTH", [81] = "ENEEDAUTH", [82] = "EPWROFF", [83] = "EDEVERR", [84] = "EOVERFLOW", [85] = "EBADEXEC", [86] = "EBADARCH", [87] = "ESHLIBVERS", [88] = "EBADMACHO", [89] = "ECANCELED", [90] = "EIDRM", [91] = "ENOMSG", [92] = "EILSEQ", [93] = "ENOATTR", [94] = "EBADMSG", [95] = "EMULTIHOP", [96] = "ENODATA", [97] = "ENOLINK", [98] = "ENOSR", [99] = "ENOSTR", [100] = "EPROTO", [101] = "ETIME", [102] = "EOPNOTSUPP", [103] = "ENOPOLICY", [104] = "ENOTRECOVERABLE", [105] = "EOWNERDEAD", [106] = "EQFULL",};
static void print_errno_num(xtrace::String* log, int nr, uintptr_t rv){ intptr_t v = (intptr_t)rv; if (v >= 0 || v < -4095) { log->append_format("%ld", rv); } else print_errno(log, nr, rv);}
static void print_errno_ptr(xtrace::String* log, int nr, uintptr_t rv){ intptr_t v = (intptr_t)rv; if (v >= 0 || v < -4095) { log->append_format("%p", (void*) rv); } else print_errno(log, nr, rv);}
static void print_errno(xtrace::String* log, int nr, uintptr_t rv){ const char* error = NULL; intptr_t v = (intptr_t) rv; if (-v < 128) error = error_strings[-v]; if (error != NULL) log->append_format("%s", error); else log->append_format("%ld", v);}
static const char* const filter_names[] = { "EVFILT_READ", "EVFILT_WRITE", "EVFILT_AIO", "EVFILT_VNODE", "EVFILT_PROC", "EVFILT_SIGNAL", "EVFILT_TIMER", "EVFILT_MACHPORT", "EVFILT_FS", "EVFILT_USER", NULL, "EVFILT_VM", "EVFILT_SOCK", "EVFILT_MEMORYSTATUS", "EVFILT_EXCEPT", NULL, "EVFILT_WORKLOOP",};
static const char* const signal_names[] = { "SIGHUP", "SIGINT", "SIGQUIT", "SIGILL", "SIGTRAP", "SIGABRT", "SIGEMT", "SIGFPE", "SIGKILL", "SIGBUS", "SIGSEGV", "SIGSYS", "SIGPIPE", "SIGALRM", "SIGTERM", "SIGURG", "SIGSTOP", "SIGTSTP", "SIGCONT", "SIGCHLD", "SIGTTIN", "SIGTTOU", "SIGIO", "SIGXCPU", "SIGXFSZ", "SIGVTALR", "SIGPROF", "SIGWINCH", "SIGINFO", "SIGUSR1", "SIGUSR2",};
static const struct { uint16_t flag; const char* name;} kevent_flag_names[] = {#define FLAG(_name) { _name, #_name } FLAG(EV_ADD), FLAG(EV_ENABLE), FLAG(EV_DISABLE), FLAG(EV_DELETE), FLAG(EV_RECEIPT), FLAG(EV_ONESHOT), FLAG(EV_CLEAR), FLAG(EV_DISPATCH), FLAG(EV_UDATA_SPECIFIC), FLAG(EV_FLAG0), FLAG(EV_FLAG1), FLAG(EV_EOF), FLAG(EV_ERROR),#undef KEVENT_FLAG};
static const struct { uint32_t flag; const char* name;} kevent_filter_flag_names[][16] = {#define FLAG(_name) { _name, #_name } [~EVFILT_READ] = { FLAG(NOTE_LOWAT), }, [~EVFILT_EXCEPT] = { FLAG(NOTE_OOB), }, [~EVFILT_VNODE] = { FLAG(NOTE_DELETE), FLAG(NOTE_WRITE), FLAG(NOTE_EXTEND), FLAG(NOTE_ATTRIB), FLAG(NOTE_LINK), FLAG(NOTE_RENAME), FLAG(NOTE_REVOKE), FLAG(NOTE_NONE), FLAG(NOTE_FUNLOCK), }, [~EVFILT_PROC] = { FLAG(NOTE_EXIT), FLAG(NOTE_FORK), FLAG(NOTE_EXEC), FLAG(NOTE_REAP), FLAG(NOTE_SIGNAL), FLAG(NOTE_EXITSTATUS), FLAG(NOTE_EXIT_DETAIL), }, [~EVFILT_TIMER] = { FLAG(NOTE_SECONDS), FLAG(NOTE_USECONDS), FLAG(NOTE_NSECONDS), FLAG(NOTE_MACHTIME), FLAG(NOTE_ABSOLUTE), FLAG(NOTE_MACH_CONTINUOUS_TIME), FLAG(NOTE_CRITICAL), FLAG(NOTE_BACKGROUND), FLAG(NOTE_LEEWAY), FLAG(NOTE_TRACK), FLAG(NOTE_TRACKERR), FLAG(NOTE_CHILD), }, [~EVFILT_SOCK] = { FLAG(NOTE_CONNRESET), FLAG(NOTE_READCLOSED), FLAG(NOTE_WRITECLOSED), FLAG(NOTE_TIMEOUT), FLAG(NOTE_NOSRCADDR), FLAG(NOTE_IFDENIED), FLAG(NOTE_SUSPEND), FLAG(NOTE_RESUME), FLAG(NOTE_KEEPALIVE), FLAG(NOTE_ADAPTIVE_WTIMO), FLAG(NOTE_ADAPTIVE_RTIMO), FLAG(NOTE_CONNECTED), FLAG(NOTE_DISCONNECTED), FLAG(NOTE_CONNINFO_UPDATED), FLAG(NOTE_NOTIFY_ACK), }, [~EVFILT_MACHPORT] = { FLAG(MACH_RCV_MSG), },#undef FLAG};
static void print_kevent_common(xtrace::String* log, int16_t filter, uintptr_t ident, uint16_t flags, uint32_t fflags, intptr_t data, void* udata) { int filt_index = ~filter; bool printed_something = false;
log->append_format("%s { ident = ", (filt_index < 0 || filt_index >= sizeof(filter_names) / sizeof(*filter_names)) ? "EVFILT_UNKNOWN" : filter_names[filt_index]);
switch (filter) { case EVFILT_READ: case EVFILT_WRITE: case EVFILT_EXCEPT: case EVFILT_VNODE: case EVFILT_SOCK: log->append_format("fd %lu", ident); break;
case EVFILT_PROC: log->append_format("pid %lu", ident); break;
case EVFILT_SIGNAL: log->append_format("signal %s (%lu)", (ident < sizeof(signal_names) / sizeof(*signal_names)) ? signal_names[ident] : "SIGUNKNOWN", ident); break;
case EVFILT_TIMER: log->append_format("timer %lu", ident); break;
case EVFILT_MACHPORT: // officially, only portsets can be used with EVFILT_MACHPORT. however, Apple introduced support for single ports in 10.13 or something around that time. log->append_format("port/portset %lu", ident); break;
case EVFILT_FS: case EVFILT_USER: case EVFILT_VM: case EVFILT_MEMORYSTATUS: case EVFILT_WORKLOOP: // notes: // * EVFILT_VM is unsupported on macOS. // * do EVFILT_FS, EVFILT_MEMORYSTATUS, and EVFILT_WORKLOOP even use `ident`? log->append_format("%lu", ident); break;
default: log->append_format("%lu", ident); break; }
log->append(", flags = ");
for (size_t i = 0; i < sizeof(kevent_flag_names) / sizeof(*kevent_flag_names); ++i) { if ((flags & kevent_flag_names[i].flag) == 0) { continue; }
if (!printed_something) { printed_something = true; } else { log->append("|"); }
log->append_format("%s", kevent_flag_names[i].name); }
log->append_format("%s(0x%x), fflags = ", printed_something ? " " : "", flags);
printed_something = false;
if (filt_index < sizeof(kevent_filter_flag_names) / sizeof(*kevent_filter_flag_names)) { for (size_t i = 0; i < sizeof(*kevent_filter_flag_names) / sizeof(**kevent_filter_flag_names); ++i) { if (!kevent_filter_flag_names[filt_index][i].name) { break; }
if ((fflags & kevent_filter_flag_names[filt_index][i].flag) == 0) { continue; }
if (!printed_something) { printed_something = true; } else { log->append("|"); }
log->append_format("%s", kevent_filter_flag_names[filt_index][i].name); } }
log->append_format("%s(0x%x), udata = %p, data = 0x%lx", printed_something ? " " : "", fflags, udata, data);};
static void print_kevent_structure(xtrace::String* log, const struct kevent* event) { print_kevent_common(log, event->filter, event->ident, event->flags, event->fflags, event->data, event->udata); log->append(" }");};
static void print_kevent64_structure(xtrace::String* log, const struct kevent64_s* event) { print_kevent_common(log, event->filter, event->ident, event->flags, event->fflags, event->data, (void*)(uintptr_t)event->udata); log->append_format(", ext[0] = 0x%llx, ext[1] = 0x%llx }", event->ext[0], event->ext[1]);};
static void print_kevent_qos_structure(xtrace::String* log, const struct kevent_qos_s* event) { print_kevent_common(log, event->filter, event->ident, event->flags, event->fflags, event->data, (void*)(uintptr_t)event->udata); log->append_format(", ext[0] = 0x%llx, ext[1] = 0x%llx, ext[2] = 0x%llx, ext[3] = 0x%llx, qos = %d, xflags = 0x%x }", event->ext[0], event->ext[1], event->ext[2], event->ext[3], event->qos, event->xflags);};
DEFINE_XTRACE_TLS_VAR(void*, kevent_stored_list, NULL, NULL);DEFINE_XTRACE_TLS_VAR(void*, kevent64_stored_list, NULL, NULL);DEFINE_XTRACE_TLS_VAR(void*, kevent_qos_stored_list, NULL, NULL);
enum class kevent_type { kevent, kevent64, kevent_qos,};
static void print_kevent_return_common(xtrace::String* log, int nr, uintptr_t rv, kevent_type type) { void* event_list; int ret = (intptr_t)rv;
switch (type) { case kevent_type::kevent: event_list = get_kevent_stored_list(); set_kevent_stored_list(NULL); break; case kevent_type::kevent64: event_list = get_kevent64_stored_list(); set_kevent64_stored_list(NULL); break; case kevent_type::kevent_qos: event_list = get_kevent_qos_stored_list(); set_kevent_qos_stored_list(NULL); break; }
if (ret < 0) { print_errno(log, nr, rv); return; }
log->append_format("%d events {", ret);
for (int i = 0; i < ret; ++i) { if (i == 0) { log->append(" "); } else { log->append(", "); }
switch (type) { case kevent_type::kevent: print_kevent_structure(log, &((struct kevent*)event_list)[i]); break; case kevent_type::kevent64: print_kevent64_structure(log, &((struct kevent64_s*)event_list)[i]); break; case kevent_type::kevent_qos: print_kevent_qos_structure(log, &((struct kevent_qos_s*)event_list)[i]); break; } }
log->append_format("%s}", ret > 0 ? " " : "");};
static void print_kevent_return(xtrace::String* log, int nr, uintptr_t rv) { print_kevent_return_common(log, nr, rv, kevent_type::kevent);};
static void print_kevent_args(xtrace::String* log, int nr, void* args[]) { int kq = (intptr_t)args[0]; const struct kevent* change_list = (const struct kevent*)args[1]; int nchanges = (intptr_t)args[2]; struct kevent* event_list = (struct kevent*)args[3]; int nevents = (intptr_t)args[4]; const struct timespec* timeout = (const struct timespec*)args[5];
set_kevent_stored_list(event_list);
log->append_format("%d, change_list = {", kq);
for (int i = 0; i < nchanges; ++i) { if (i == 0) { log->append(" "); } else { log->append(", "); } print_kevent_structure(log, &change_list[i]); }
log->append_format("%s}, nchanges = %d, event_list = %p, nevents = %d, timeout = ", nchanges > 0 ? " " : "", nchanges, event_list, nevents);
print_timespec(log, timeout);};
static void print_kevent64_return(xtrace::String* log, int nr, uintptr_t rv) { print_kevent_return_common(log, nr, rv, kevent_type::kevent64);};
static struct { unsigned int flag; const char* name;} kevent_call_flags[] = {#define FLAG(_name) { _name, #_name } FLAG(KEVENT_FLAG_NONE), FLAG(KEVENT_FLAG_IMMEDIATE), FLAG(KEVENT_FLAG_ERROR_EVENTS), FLAG(KEVENT_FLAG_STACK_DATA), FLAG(KEVENT_FLAG_WORKQ), FLAG(KEVENT_FLAG_WORKQ_MANAGER), FLAG(KEVENT_FLAG_WORKLOOP), FLAG(KEVENT_FLAG_PARKING), FLAG(KEVENT_FLAG_WORKLOOP_SERVICER_ATTACH), FLAG(KEVENT_FLAG_WORKLOOP_SERVICER_DETACH), FLAG(KEVENT_FLAG_DYNAMIC_KQ_MUST_EXIST), FLAG(KEVENT_FLAG_DYNAMIC_KQ_MUST_NOT_EXIST), FLAG(KEVENT_FLAG_WORKLOOP_NO_WQ_THREAD),#undef FLAG};
static void print_kevent64_args(xtrace::String* log, int nr, void* args[]) { int kq = (intptr_t)args[0]; const struct kevent64_s* change_list = (const struct kevent64_s*)args[1]; int nchanges = (intptr_t)args[2]; struct kevent64_s* event_list = (struct kevent64_s*)args[3]; int nevents = (intptr_t)args[4]; unsigned int flags = (uintptr_t)args[5]; const struct timespec* timeout = (const struct timespec*)args[6]; bool printed_something = false;
set_kevent64_stored_list(event_list);
log->append_format("%d, change_list = {", kq);
for (int i = 0; i < nchanges; ++i) { if (i == 0) { log->append(" "); } else { log->append(", "); } print_kevent64_structure(log, &change_list[i]); }
log->append_format("%s}, nchanges = %d, event_list = %p, nevents = %d, flags = ", nchanges > 0 ? " " : "", nchanges, event_list, nevents);
for (size_t i = 0; i < sizeof(kevent_call_flags) / sizeof(*kevent_call_flags); ++i) { if ((flags & kevent_call_flags[i].flag) == 0) { continue; }
if (!printed_something) { printed_something = true; } else { log->append("|"); }
log->append_format("%s", kevent_call_flags[i].name); }
if (!printed_something) { log->append("0"); }
log->append(", timeout = ");
print_timespec(log, timeout);};
static void print_kevent_qos_return(xtrace::String* log, int nr, uintptr_t rv) { print_kevent_return_common(log, nr, rv, kevent_type::kevent_qos);};
static void print_kevent_qos_args(xtrace::String* log, int nr, void* args[]) { int kq = (intptr_t)args[0]; const struct kevent_qos_s* change_list = (const struct kevent_qos_s*)args[1]; int nchanges = (intptr_t)args[2]; struct kevent_qos_s* event_list = (struct kevent_qos_s*)args[3]; int nevents = (intptr_t)args[4]; void* data_out = args[5]; size_t* data_available = (size_t*)args[6]; unsigned int flags = (uintptr_t)args[7]; bool printed_something = false;
set_kevent_qos_stored_list(event_list);
log->append_format("%d, change_list = {", kq);
for (int i = 0; i < nchanges; ++i) { if (i == 0) { log->append(" "); } else { log->append(", "); } print_kevent_qos_structure(log, &change_list[i]); }
log->append_format("%s}, nchanges = %d, event_list = %p, nevents = %d, data_out = %p, data_available = %p (%ld), flags = ", nchanges > 0 ? " " : "", nchanges, event_list, nevents, data_out, data_available, data_available ? *data_available : 0);
for (size_t i = 0; i < sizeof(kevent_call_flags) / sizeof(*kevent_call_flags); ++i) { if ((flags & kevent_call_flags[i].flag) == 0) { continue; }
if (!printed_something) { printed_something = true; } else { log->append("|"); }
log->append_format("%s", kevent_call_flags[i].name); }
if (!printed_something) { log->append("0"); }};
static void print_timespec(xtrace::String* log, const struct timespec* timespec) { if (timespec) { log->append_format("(%ld s, %ld ns)", timespec->tv_sec, timespec->tv_nsec); } else { log->append("NULL"); }};
static void print_timeval(xtrace::String* log, struct timeval* timeval) { if (timeval) { log->append_format("(%ld s, %d ns)", timeval->tv_sec, timeval->tv_usec); } else { log->append("NULL"); }};
struct select_fdsets { fd_set* readfds; fd_set* writefds; fd_set* exceptfds; int max_fd;};
DEFINE_XTRACE_TLS_VAR(select_fdsets, stored_select_fdsets, ((struct select_fdsets){NULL, NULL, NULL, -1}), NULL);
static void print_fdset(xtrace::String* log, const fd_set* set, int max_fd) { bool isFirst = true; log->append("{"); if (set) { for (size_t index = 0; index < sizeof(set->fds_bits) / sizeof(*set->fds_bits); ++index) { bool shouldBreak = false; for (size_t bit = 0; bit < sizeof(*set->fds_bits) * 8; ++bit) { int fd = (index * sizeof(*set->fds_bits) * 8) + bit; if (fd >= max_fd) { shouldBreak = true; break; } if ((set->fds_bits[index] & (1U << bit)) != 0) { if (isFirst) { isFirst = false; log->append(" "); } else { log->append(", "); } log->append_format("%d", fd); } } if (shouldBreak) { break; } } } if (!isFirst) { log->append(" "); } log->append("}");};
static void print_select_return(xtrace::String* log, int nr, uintptr_t rv) { auto stored = get_ptr_stored_select_fdsets(); int ret = (int)rv; bool isFirst = true;
if (ret < 0) { print_errno(log, nr, rv); } else { log->append_format("%d descriptors: ", ret);
if (stored->readfds) { if (isFirst) { isFirst = false; } else { log->append(", "); } log->append("read "); print_fdset(log, stored->readfds, stored->max_fd); }
if (stored->writefds) { if (isFirst) { isFirst = false; } else { log->append(", "); } log->append("write "); print_fdset(log, stored->writefds, stored->max_fd); }
if (stored->exceptfds) { if (isFirst) { isFirst = false; } else { log->append(", "); } log->append("except "); print_fdset(log, stored->exceptfds, stored->max_fd); } }
stored->readfds = NULL; stored->writefds = NULL; stored->exceptfds = NULL; stored->max_fd = -1;};
static void print_select_args(xtrace::String* log, int nr, void* args[]) { auto stored = get_ptr_stored_select_fdsets();
int nfds = (intptr_t)args[0]; fd_set* readfds = (fd_set*)args[1]; fd_set* writefds = (fd_set*)args[2]; fd_set* exceptfds = (fd_set*)args[3]; struct timeval* timeout = (struct timeval*)args[4];
log->append_format("nfds = %d, readfds = ", nfds); print_fdset(log, readfds, nfds); log->append(", writefds = "); print_fdset(log, writefds, nfds); log->append(", exceptfds = "); print_fdset(log, exceptfds, nfds); log->append(", timeout = "); print_timeval(log, timeout);
stored->readfds = readfds; stored->writefds = writefds; stored->exceptfds = exceptfds; stored->max_fd = nfds;};