From 712f56fe3369c59d32b9000830b4ed7b25ed24b5 Mon Sep 17 00:00:00 2001 From: Mattias Andrée Date: Sat, 30 May 2020 17:34:29 +0200 Subject: Add support for tracing fork children MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Signed-off-by: Mattias Andrée --- print.c | 560 ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 560 insertions(+) create mode 100644 print.c (limited to 'print.c') diff --git a/print.c b/print.c new file mode 100644 index 0000000..aee9c51 --- /dev/null +++ b/print.c @@ -0,0 +1,560 @@ +/* See LICENSE file for copyright and license details. */ +#include "common.h" + + +static void +print_clockid(struct process *proc, size_t arg_index) /* TODO */ +{ + tprintf(proc, "%li", (long int)proc->args[arg_index]); +} + + +static void +print_timespec(struct process *proc, size_t arg_index) +{ + struct timespec ts; + const char *err; + if (get_struct(proc->pid, proc->args[arg_index], &ts, sizeof(ts), &err)) { + tprintf(proc, "%s", err); + return; + } + tprintf(proc, "{.tv_sec = %ji, .tv_nsec = %li}", (intmax_t)ts.tv_sec, ts.tv_nsec); +} + + +static void +printf_systemcall(struct process *proc, const char *scall, const char *fmt, ...) +{ + typedef char *(*Function)(struct process *proc, size_t arg_index); + Function funcs[6]; + size_t i, nfuncs = 0, func, len; + unsigned long long int *args = proc->args; + int ells = 0; + char *str; + const char *err; + va_list ap; + va_start(ap, fmt); + tprintf(proc, "%s(", scall); + for (i = 0; *fmt; fmt++) { + if (*fmt == ' ') + continue; + if (*fmt == 'l') { + ells += 1; + continue; + } else if (*fmt == 'L') { + ells += 2; + continue; + } else if (*fmt == 'h') { + ells -= 1; + continue; + } else if (*fmt == 'H') { + ells -= 2; + continue; + } + if (i) + tprintf(proc, ", "); + if (*fmt == 'p') { + if (args[i]) + tprintf(proc, "%p", (void *)args[i]); + else + tprintf(proc, "NULL"); + } else if (*fmt >= '1' && *fmt <= '6') { + func = (size_t)(*fmt - '0'); + while (nfuncs < func) + funcs[nfuncs++] = va_arg(ap, Function); + funcs[func - 1](proc, i); + } else if (*fmt == 's') { + str = get_string(proc->pid, args[i], &len, &err); + str = escape_memory(str, len); + tprintf(proc, "%s", str ? str : err); + free(str); + } else if (*fmt == 'm') { + str = escape_memory(get_memory(proc->pid, args[i], (size_t)args[i + 1], &err), (size_t)args[i + 1]); + tprintf(proc, "%s", str ? str : err); + free(str); + } else if (*fmt == 'F') { + if ((int)args[i] == AT_FDCWD) + tprintf(proc, "AT_FDCWD"); + else + tprintf(proc, "%i", (int)args[i]); + } else if (*fmt == 'u') { + if (ells == 1) + tprintf(proc, "%lu", (unsigned long int)args[i]); + else if (ells > 1) + tprintf(proc, "%llu", (unsigned long long int)args[i]); + else + tprintf(proc, "%u", (unsigned int)args[i]); + } else if (*fmt == 'x') { + if (ells == 1) + tprintf(proc, "%#lx", (unsigned long int)args[i]); + else if (ells > 1) + tprintf(proc, "%#llx", (unsigned long long int)args[i]); + else + tprintf(proc, "%#x", (unsigned int)args[i]); + } else if (*fmt == 'o') { + if (ells == 1) + tprintf(proc, "%#lo", (unsigned long int)args[i]); + else if (ells > 1) + tprintf(proc, "%#llo", (unsigned long long int)args[i]); + else + tprintf(proc, "%#o", (unsigned int)args[i]); + } else { + if (ells == 1) + tprintf(proc, "%li", (long int)args[i]); + else if (ells > 1) + tprintf(proc, "%lli", (long long int)args[i]); + else + tprintf(proc, "%i", (int)args[i]); + } + ells = 0; + i += 1; + } + tprintf(proc, ") "); + va_end(ap); +} + + +void +print_systemcall(struct process *proc) +{ + char buf1[128], *p, *buf; + unsigned long int flags; + unsigned long long int *args = proc->args; + +#define FLAGS_BEGIN(BUF, ARG)\ + p = buf = (BUF);\ + flags = (ARG) +#define FLAGS_ADD(FLAG)\ + if (flags & (unsigned long int)(FLAG))\ + p = stpcpy(p, "|"#FLAG) +#define FLAGS_END(FMT, TYPE)\ + if (flags || p == buf)\ + sprintf(p, "|"FMT, (TYPE)flags); + +#define UNDOCUMENTED(NAME) GENERIC_HANDLER(NAME) +#define UNIMPLEMENTED(NAME) GENERIC_HANDLER(NAME) +#define GENERIC_HANDLER(NAME)\ + case SYS_##NAME:\ + tprintf(proc, "%s(raw: %llu, %llu, %llu, %llu, %llu, %llu) ", #NAME,\ + args[0], args[1], args[2], args[3], args[4], args[5]);\ + break +#define SIMPLE(NAME, FMT, RET_TYPE)\ + case SYS_##NAME:\ + printf_systemcall(proc, #NAME, (FMT), args);\ + proc->ret_type = (RET_TYPE);\ + break +#define FORMATTERS(NAME, FMT, RET_TYPE, ...)\ + case SYS_##NAME:\ + printf_systemcall(proc, #NAME, (FMT), args, __VA_ARGS__);\ + proc->ret_type = (RET_TYPE);\ + break + + proc->ret_type = Unknown; + + /* TODO replace GENERIC_HANDLER with specific handlers */ + switch (proc->scall) { + GENERIC_HANDLER(_sysctl); + SIMPLE(accept, "ipp", Int); /* TODO output */ + case SYS_accept4: /* TODO output */ + FLAGS_BEGIN(buf1, args[3]); + FLAGS_ADD(SOCK_NONBLOCK); + FLAGS_ADD(SOCK_CLOEXEC); + FLAGS_END("%#x", unsigned int); + tprintf(proc, "accept4(%i, %p, %p, %s) ", (int)args[0], (void *)args[1], (void *)args[2], &buf1[1]); + proc->ret_type = Int; + break; + SIMPLE(access, "si", Int); /* TODO flags */ + SIMPLE(acct, "s", Int); + GENERIC_HANDLER(add_key); + GENERIC_HANDLER(adjtimex); + UNIMPLEMENTED(afs_syscall); + SIMPLE(alarm, "", UInt); + GENERIC_HANDLER(arch_prctl); + GENERIC_HANDLER(bind); + GENERIC_HANDLER(bpf); + SIMPLE(brk, "p", Int); + GENERIC_HANDLER(capget); + GENERIC_HANDLER(capset); + SIMPLE(chdir, "s", Int); + SIMPLE(chmod, "so", Int); + SIMPLE(chown, "sii", Int); + SIMPLE(chroot, "s", Int); + UNDOCUMENTED(clock_adjtime); + FORMATTERS(clock_getres, "1p", Int, print_clockid); /* TODO output */ + FORMATTERS(clock_gettime, "1p", Int, print_clockid); /* TODO output */ + FORMATTERS(clock_nanosleep, "1i2p", Int, print_clockid, print_timespec); /* TODO output, flags */ + FORMATTERS(clock_settime, "12", Int, print_clockid, print_timespec); + GENERIC_HANDLER(clone); + GENERIC_HANDLER(clone3); + SIMPLE(close, "i", Int); + GENERIC_HANDLER(connect); + GENERIC_HANDLER(copy_file_range); + SIMPLE(creat, "so", Int); /* TODO flags */ + SIMPLE(create_module, "slu", Ptr); + SIMPLE(delete_module, "si", Int); /* TODO flags */ + SIMPLE(dup, "i", Int); + SIMPLE(dup2, "ii", Int); + SIMPLE(dup3, "iii", Int); + SIMPLE(epoll_create, "i", Int); + case SYS_epoll_create1:\ + FLAGS_BEGIN(buf1, args[0]); + FLAGS_ADD(EPOLL_CLOEXEC); + FLAGS_END("%#x", unsigned int); + tprintf(proc, "epoll_create1(%s) ", &buf1[1]); + proc->ret_type = Int; + break; + GENERIC_HANDLER(epoll_ctl); + GENERIC_HANDLER(epoll_ctl_old); + GENERIC_HANDLER(epoll_pwait); + GENERIC_HANDLER(epoll_wait); + GENERIC_HANDLER(epoll_wait_old); + GENERIC_HANDLER(eventfd); + GENERIC_HANDLER(eventfd2); + GENERIC_HANDLER(execve); + GENERIC_HANDLER(execveat); + SIMPLE(exit, "i", Int); + SIMPLE(exit_group, "i", Int); + SIMPLE(faccessat, "Fsii", Int); /* TODO flags */ + GENERIC_HANDLER(fadvise64); + GENERIC_HANDLER(fallocate); + GENERIC_HANDLER(fanotify_init); + GENERIC_HANDLER(fanotify_mark); + SIMPLE(fchdir, "i", Int); + SIMPLE(fchmod, "io", Int); + SIMPLE(fchmodat, "Fsoi", Int); /* TODO flags */ + SIMPLE(fchown, "iii", Int); + SIMPLE(fchownat, "Fsiii", Int); /* TODO flags */ + GENERIC_HANDLER(fcntl); + SIMPLE(fdatasync, "i", Int); + SIMPLE(fgetxattr, "isplu", Long); /* TODO output */ + GENERIC_HANDLER(finit_module); + GENERIC_HANDLER(flistxattr); + GENERIC_HANDLER(flock); + SIMPLE(fork, "", Int); /* TODO fork */ + SIMPLE(fremovexattr, "is", Int); + UNDOCUMENTED(fsconfig); + SIMPLE(fsetxattr, "ismlui", Int); /* TODO flags */ + UNDOCUMENTED(fsmount); + UNDOCUMENTED(fsopen); + UNDOCUMENTED(fspick); + SIMPLE(fstat, "ip", Int); /* TODO output */ + SIMPLE(fstatfs, "ip", Int); /* TODO output */ + SIMPLE(fsync, "i", Int); + SIMPLE(ftruncate, "illi", Int); + GENERIC_HANDLER(futex); + GENERIC_HANDLER(futimesat); + GENERIC_HANDLER(get_kernel_syms); + GENERIC_HANDLER(get_mempolicy); + GENERIC_HANDLER(get_robust_list); + GENERIC_HANDLER(get_thread_area); + GENERIC_HANDLER(getcpu); + GENERIC_HANDLER(getcwd); + GENERIC_HANDLER(getdents); + GENERIC_HANDLER(getdents64); + SIMPLE(getegid, "", Int); + SIMPLE(geteuid, "", Int); + SIMPLE(getgid, "", Int); + GENERIC_HANDLER(getgroups); + GENERIC_HANDLER(getitimer); + GENERIC_HANDLER(getpeername); + SIMPLE(getpgid, "i", Int); + GENERIC_HANDLER(getpgrp); + SIMPLE(getpid, "", Int); + UNIMPLEMENTED(getpmsg); + SIMPLE(getppid, "", Int); + SIMPLE(getpriority, "ii", Int); + SIMPLE(getrandom, "pluu", Long); /* TODO output, flags */ + SIMPLE(getresgid, "ppp", Int); /* TODO output */ + SIMPLE(getresuid, "ppp", Int); /* TODO output */ + GENERIC_HANDLER(getrlimit); + GENERIC_HANDLER(getrusage); + SIMPLE(getsid, "i", Int); + GENERIC_HANDLER(getsockname); + GENERIC_HANDLER(getsockopt); + SIMPLE(gettid, "", Int); + GENERIC_HANDLER(gettimeofday); + SIMPLE(getuid, "", Int); + SIMPLE(getxattr, "ssplu", Long); /* TODO output */ + GENERIC_HANDLER(init_module); + SIMPLE(inotify_add_watch, "isx", Int); /* TODO flags */ + SIMPLE(inotify_init, "", Int); + SIMPLE(inotify_init1, "i", Int); /* TODO flags */ + SIMPLE(inotify_rm_watch, "ii", Int); + GENERIC_HANDLER(io_cancel); + GENERIC_HANDLER(io_destroy); + GENERIC_HANDLER(io_getevents); + GENERIC_HANDLER(io_pgetevents); + GENERIC_HANDLER(io_setup); + GENERIC_HANDLER(io_submit); + UNDOCUMENTED(io_uring_enter); + UNDOCUMENTED(io_uring_register); + UNDOCUMENTED(io_uring_setup); + GENERIC_HANDLER(ioctl); + SIMPLE(ioperm, "lului", Int); + SIMPLE(iopl, "i", Int); + GENERIC_HANDLER(ioprio_get); + GENERIC_HANDLER(ioprio_set); + GENERIC_HANDLER(kcmp); + GENERIC_HANDLER(kexec_file_load); + GENERIC_HANDLER(kexec_load); + GENERIC_HANDLER(keyctl); + SIMPLE(kill, "ii", Int); /* TODO flags */ + SIMPLE(lchown, "sii", Int); + SIMPLE(lgetxattr, "ssplu", Long); /* TODO output */ + SIMPLE(link, "ss", Int); + SIMPLE(linkat, "FsFsi", Int); /* TODO flags */ + SIMPLE(listen, "ii", Int); + GENERIC_HANDLER(listxattr); + GENERIC_HANDLER(llistxattr); + GENERIC_HANDLER(lookup_dcookie); + SIMPLE(lremovexattr, "ss", Int); + SIMPLE(lseek, "illii", LLong); /* TODO flags */ + SIMPLE(lsetxattr, "ssmlui", Int); /* TODO flags */ + SIMPLE(lstat, "sp", Int); /* TODO output */ + SIMPLE(madvise, "plui", Int); /* TODO flags */ + GENERIC_HANDLER(mbind); + SIMPLE(membarrier, "ii", Int); /* TODO flags */ + SIMPLE(memfd_create, "su", Int); /* TODO flags */ + GENERIC_HANDLER(migrate_pages); + GENERIC_HANDLER(mincore); + SIMPLE(mkdir, "so", Int); + SIMPLE(mkdirat, "Fso", Int); + GENERIC_HANDLER(mknod); + GENERIC_HANDLER(mknodat); + SIMPLE(mlock, "plu", Int); + SIMPLE(mlock2, "plui", Int); /* TODO flags */ + SIMPLE(mlockall, "i", Int); /* TODO flags */ + SIMPLE(mmap, "pluiiilli", Ptr); /* TODO flags */ + GENERIC_HANDLER(modify_ldt); + GENERIC_HANDLER(mount); + UNDOCUMENTED(move_mount); + GENERIC_HANDLER(move_pages); + SIMPLE(mprotect, "plui", Int); /* TODO flags */ + GENERIC_HANDLER(mq_getsetattr); + GENERIC_HANDLER(mq_notify); + GENERIC_HANDLER(mq_open); + GENERIC_HANDLER(mq_timedreceive); + GENERIC_HANDLER(mq_timedsend); + GENERIC_HANDLER(mq_unlink); + GENERIC_HANDLER(mremap); + GENERIC_HANDLER(msgctl); + GENERIC_HANDLER(msgget); + GENERIC_HANDLER(msgrcv); + GENERIC_HANDLER(msgsnd); + SIMPLE(msync, "plui", Int); /* TODO flags */ + SIMPLE(munlock, "plu", Int); + SIMPLE(munlockall, "", Int); + SIMPLE(munmap, "plu", Int); + GENERIC_HANDLER(name_to_handle_at); + FORMATTERS(nanosleep, "1p", Int, print_timespec); /* TODO output */ + SIMPLE(newfstatat, "Fspi", Int); /* TODO output, flags */ + SIMPLE(nfsservctl, "ipp", Long); /* TODO flags, struct, output */ + GENERIC_HANDLER(open); + GENERIC_HANDLER(open_by_handle_at); + UNDOCUMENTED(open_tree); + GENERIC_HANDLER(openat); + SIMPLE(pause, "", Int); + GENERIC_HANDLER(perf_event_open); + GENERIC_HANDLER(personality); + SIMPLE(pidfd_open, "iu", Int); + GENERIC_HANDLER(pidfd_send_signal); + SIMPLE(pipe, "p", Int); /* TODO output */ + SIMPLE(pipe2, "pi", Int); /* TODO output, flags */ + SIMPLE(pivot_root, "ss", Int); + SIMPLE(pkey_alloc, "lulu", Int); /* TODO flags */ + SIMPLE(pkey_free, "i", Int); + SIMPLE(pkey_mprotect, "pluii", Int); /* TODO flags */ + GENERIC_HANDLER(poll); + GENERIC_HANDLER(ppoll); + GENERIC_HANDLER(prctl); + GENERIC_HANDLER(pread64); + GENERIC_HANDLER(preadv); + GENERIC_HANDLER(preadv2); + GENERIC_HANDLER(prlimit64); + GENERIC_HANDLER(process_vm_readv); + GENERIC_HANDLER(process_vm_writev); + GENERIC_HANDLER(pselect6); + GENERIC_HANDLER(ptrace); + UNIMPLEMENTED(putpmsg); + GENERIC_HANDLER(pwrite64); + GENERIC_HANDLER(pwritev); + GENERIC_HANDLER(pwritev2); + GENERIC_HANDLER(query_module); + GENERIC_HANDLER(quotactl); + SIMPLE(read, "iplu", Long); /* TODO output */ + SIMPLE(readahead, "illilu", Long); + SIMPLE(readlink, "splu", Long); /* TODO output */ + SIMPLE(readlinkat, "Fsplu", Long); /* TODO output */ + GENERIC_HANDLER(readv); + GENERIC_HANDLER(reboot); + GENERIC_HANDLER(recvfrom); + GENERIC_HANDLER(recvmmsg); + GENERIC_HANDLER(recvmsg); + GENERIC_HANDLER(remap_file_pages); + SIMPLE(removexattr, "ss", Int); + SIMPLE(rename, "ss", Int); + SIMPLE(renameat, "FsFs", Int); + SIMPLE(renameat2, "FsFsu", Int); /* TODO flags */ + GENERIC_HANDLER(request_key); + SIMPLE(restart_syscall, "", Int); + SIMPLE(rmdir, "s", Int); + UNDOCUMENTED(rseq); + GENERIC_HANDLER(rt_sigaction); + GENERIC_HANDLER(rt_sigpending); + GENERIC_HANDLER(rt_sigprocmask); + GENERIC_HANDLER(rt_sigqueueinfo); + GENERIC_HANDLER(rt_sigreturn); + GENERIC_HANDLER(rt_sigsuspend); + GENERIC_HANDLER(rt_sigtimedwait); + GENERIC_HANDLER(rt_tgsigqueueinfo); + SIMPLE(sched_get_priority_max, "i", Int); + SIMPLE(sched_get_priority_min, "i", Int); + GENERIC_HANDLER(sched_getaffinity); + GENERIC_HANDLER(sched_getattr); + GENERIC_HANDLER(sched_getparam); + GENERIC_HANDLER(sched_getscheduler); + GENERIC_HANDLER(sched_rr_get_interval); + GENERIC_HANDLER(sched_setaffinity); + GENERIC_HANDLER(sched_setattr); + GENERIC_HANDLER(sched_setparam); + GENERIC_HANDLER(sched_setscheduler); + SIMPLE(sched_yield, "", Int); + GENERIC_HANDLER(seccomp); + UNIMPLEMENTED(security); + GENERIC_HANDLER(select); + GENERIC_HANDLER(semctl); + GENERIC_HANDLER(semget); + GENERIC_HANDLER(semop); + GENERIC_HANDLER(semtimedop); + GENERIC_HANDLER(sendfile); + GENERIC_HANDLER(sendmmsg); + GENERIC_HANDLER(sendmsg); + GENERIC_HANDLER(sendto); + GENERIC_HANDLER(set_mempolicy); + GENERIC_HANDLER(set_robust_list); + GENERIC_HANDLER(set_thread_area); + SIMPLE(set_tid_address, "p", Long); + GENERIC_HANDLER(setdomainname); + SIMPLE(setfsgid, "i", Int); + SIMPLE(setfsuid, "i", Int); + SIMPLE(setgid, "i", Int); + GENERIC_HANDLER(setgroups); + GENERIC_HANDLER(sethostname); + GENERIC_HANDLER(setitimer); + GENERIC_HANDLER(setns); + SIMPLE(setpgid, "ii", Int); + SIMPLE(setpriority, "iii", Int); + SIMPLE(setregid, "ii", Int); + SIMPLE(setresgid, "iii", Int); + SIMPLE(setresuid, "iii", Int); + SIMPLE(setreuid, "ii", Int); + GENERIC_HANDLER(setrlimit); + SIMPLE(setsid, "", Int); + GENERIC_HANDLER(setsockopt); + GENERIC_HANDLER(settimeofday); + SIMPLE(setuid, "i", Int); + SIMPLE(setxattr, "ssmlui", Int); /* TODO flags */ + GENERIC_HANDLER(shmat); + GENERIC_HANDLER(shmctl); + GENERIC_HANDLER(shmdt); + GENERIC_HANDLER(shmget); + SIMPLE(shutdown, "ii", Int); /* TODO flags */ + GENERIC_HANDLER(sigaltstack); + GENERIC_HANDLER(signalfd); + GENERIC_HANDLER(signalfd4); + SIMPLE(socket, "iii", Int); /* TODO flags */ + SIMPLE(socketpair, "iiip", Int); /* TODO output, flags */ + GENERIC_HANDLER(splice); + GENERIC_HANDLER(stat); + GENERIC_HANDLER(statfs); + GENERIC_HANDLER(statx); + SIMPLE(swapoff, "s", Int); + SIMPLE(swapon, "si", Int); /* TODO flags */ + SIMPLE(symlink, "ss", Int); + SIMPLE(symlinkat, "sFs", Int); + SIMPLE(sync, "", Void); + SIMPLE(sync_file_range, "illilliu", Int); /* TODO flags */ + SIMPLE(syncfs, "i", Int); + GENERIC_HANDLER(sysfs); + GENERIC_HANDLER(sysinfo); + GENERIC_HANDLER(syslog); + GENERIC_HANDLER(tee); + SIMPLE(tgkill, "iii", Int); /* TODO flags */ + SIMPLE(time, "p", LLong); /* TODO output */ + GENERIC_HANDLER(timer_create); + GENERIC_HANDLER(timer_delete); + GENERIC_HANDLER(timer_getoverrun); + GENERIC_HANDLER(timer_gettime); + GENERIC_HANDLER(timer_settime); + GENERIC_HANDLER(timerfd_create); + GENERIC_HANDLER(timerfd_gettime); + GENERIC_HANDLER(timerfd_settime); + GENERIC_HANDLER(times); + SIMPLE(tkill, "ii", Int); /* TODO flags */ + SIMPLE(truncate, "slli", Int); + UNIMPLEMENTED(tuxcall); + SIMPLE(umask, "o", OInt); + SIMPLE(umount2, "si", Int); /* TODO flags */ + SIMPLE(uname, "p", Int); /* TODO output */ + SIMPLE(unlink, "s", Int); + SIMPLE(unlinkat, "Fsi", Int); /* TODO flags */ + SIMPLE(unshare, "i", Int); /* TODO flags */ + SIMPLE(uselib, "s", Int); + SIMPLE(userfaultfd, "i", Int); /* TODO flags */ + GENERIC_HANDLER(ustat); + GENERIC_HANDLER(utime); + GENERIC_HANDLER(utimensat); + GENERIC_HANDLER(utimes); + SIMPLE(vfork, "", Int); /* TODO fork */ + SIMPLE(vhangup, "", Int); + GENERIC_HANDLER(vmsplice); + UNIMPLEMENTED(vserver); + GENERIC_HANDLER(wait4); + GENERIC_HANDLER(waitid); + SIMPLE(write, "imlu", Long); + GENERIC_HANDLER(writev); + default: + tprintf(proc, "syscall_0x%lx(raw: %llu, %llu, %llu, %llu, %llu, %llu) ", + (unsigned long int)proc->scall, args[0], args[1], args[2], args[3], args[4], args[5]); + break; + } +} + + +void +print_systemcall_exit(struct process *proc) +{ + if (proc->ret_type == Int) + tprintf(proc, "= %i", (int)proc->ret); + else if (proc->ret_type == UInt) + tprintf(proc, "= %u", (unsigned int)proc->ret); + else if (proc->ret_type == OInt) + tprintf(proc, "= %#o", (unsigned int)proc->ret); + else if (proc->ret_type == XInt) + tprintf(proc, "= %#x", (unsigned int)proc->ret); + else if (proc->ret_type == Long) + tprintf(proc, "= %li", (long int)proc->ret); + else if (proc->ret_type == ULong) + tprintf(proc, "= %lu", (unsigned long int)proc->ret); + else if (proc->ret_type == OLong) + tprintf(proc, "= %#lo", (unsigned long int)proc->ret); + else if (proc->ret_type == XLong) + tprintf(proc, "= %#lx", (unsigned long int)proc->ret); + else if (proc->ret_type == LLong) + tprintf(proc, "= %lli", (long long int)proc->ret); + else if (proc->ret_type == ULLong) + tprintf(proc, "= %llu", (unsigned long long int)proc->ret); + else if (proc->ret_type == OLLong) + tprintf(proc, "= %#llo", (unsigned long long int)proc->ret); + else if (proc->ret_type == XLLong) + tprintf(proc, "= %#llx", (unsigned long long int)proc->ret); + else if (proc->ret_type == Ptr && (long long int)proc->ret >= 0) + tprintf(proc, "= %p", (void *)proc->ret); + else + tprintf(proc, "= %li", (long int)proc->ret); + + if ((unsigned long long int)proc->ret > -(unsigned long long int)PAGE_SIZE) + tprintf(proc, " (%s: %s)", get_errno_name(-(int)proc->ret), strerror(-(int)proc->ret)); + + tprintf(proc, "\n"); +} -- cgit v1.2.3-70-g09d2