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-rw-r--r--lib/sanitizer_common/sanitizer_solaris.cpp230
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diff --git a/lib/sanitizer_common/sanitizer_solaris.cpp b/lib/sanitizer_common/sanitizer_solaris.cpp
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+//===-- sanitizer_solaris.cpp ---------------------------------------------===//
+//
+// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
+// See https://llvm.org/LICENSE.txt for license information.
+// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
+//
+//===----------------------------------------------------------------------===//
+//
+// This file is shared between various sanitizers' runtime libraries and
+// implements Solaris-specific functions.
+//===----------------------------------------------------------------------===//
+
+#include "sanitizer_platform.h"
+#if SANITIZER_SOLARIS
+
+#include <stdio.h>
+
+#include "sanitizer_common.h"
+#include "sanitizer_flags.h"
+#include "sanitizer_internal_defs.h"
+#include "sanitizer_libc.h"
+#include "sanitizer_placement_new.h"
+#include "sanitizer_platform_limits_posix.h"
+#include "sanitizer_procmaps.h"
+
+#include <fcntl.h>
+#include <pthread.h>
+#include <sched.h>
+#include <thread.h>
+#include <synch.h>
+#include <signal.h>
+#include <sys/mman.h>
+#include <sys/resource.h>
+#include <sys/stat.h>
+#include <sys/types.h>
+#include <dirent.h>
+#include <unistd.h>
+#include <errno.h>
+#include <stdlib.h>
+
+namespace __sanitizer {
+
+//#include "sanitizer_syscall_generic.inc"
+
+#define _REAL(func) _ ## func
+#define DECLARE__REAL(ret_type, func, ...) \
+ extern "C" ret_type _REAL(func)(__VA_ARGS__)
+#define DECLARE__REAL_AND_INTERNAL(ret_type, func, ...) \
+ DECLARE__REAL(ret_type, func, __VA_ARGS__); \
+ ret_type internal_ ## func(__VA_ARGS__)
+
+#if !defined(_LP64) && _FILE_OFFSET_BITS == 64
+#define _REAL64(func) _ ## func ## 64
+#else
+#define _REAL64(func) _REAL(func)
+#endif
+#define DECLARE__REAL64(ret_type, func, ...) \
+ extern "C" ret_type _REAL64(func)(__VA_ARGS__)
+#define DECLARE__REAL_AND_INTERNAL64(ret_type, func, ...) \
+ DECLARE__REAL64(ret_type, func, __VA_ARGS__); \
+ ret_type internal_ ## func(__VA_ARGS__)
+
+// ---------------------- sanitizer_libc.h
+DECLARE__REAL_AND_INTERNAL64(uptr, mmap, void *addr, uptr /*size_t*/ length,
+ int prot, int flags, int fd, OFF_T offset) {
+ return (uptr)_REAL64(mmap)(addr, length, prot, flags, fd, offset);
+}
+
+DECLARE__REAL_AND_INTERNAL(uptr, munmap, void *addr, uptr length) {
+ return _REAL(munmap)(addr, length);
+}
+
+DECLARE__REAL_AND_INTERNAL(int, mprotect, void *addr, uptr length, int prot) {
+ return _REAL(mprotect)(addr, length, prot);
+}
+
+DECLARE__REAL_AND_INTERNAL(uptr, close, fd_t fd) {
+ return _REAL(close)(fd);
+}
+
+extern "C" int _REAL64(open)(const char *, int, ...);
+
+uptr internal_open(const char *filename, int flags) {
+ return _REAL64(open)(filename, flags);
+}
+
+uptr internal_open(const char *filename, int flags, u32 mode) {
+ return _REAL64(open)(filename, flags, mode);
+}
+
+DECLARE__REAL_AND_INTERNAL(uptr, read, fd_t fd, void *buf, uptr count) {
+ return _REAL(read)(fd, buf, count);
+}
+
+DECLARE__REAL_AND_INTERNAL(uptr, write, fd_t fd, const void *buf, uptr count) {
+ return _REAL(write)(fd, buf, count);
+}
+
+// FIXME: There's only _ftruncate64 beginning with Solaris 11.
+DECLARE__REAL_AND_INTERNAL(uptr, ftruncate, fd_t fd, uptr size) {
+ return ftruncate(fd, size);
+}
+
+DECLARE__REAL_AND_INTERNAL64(uptr, stat, const char *path, void *buf) {
+ return _REAL64(stat)(path, (struct stat *)buf);
+}
+
+DECLARE__REAL_AND_INTERNAL64(uptr, lstat, const char *path, void *buf) {
+ return _REAL64(lstat)(path, (struct stat *)buf);
+}
+
+DECLARE__REAL_AND_INTERNAL64(uptr, fstat, fd_t fd, void *buf) {
+ return _REAL64(fstat)(fd, (struct stat *)buf);
+}
+
+uptr internal_filesize(fd_t fd) {
+ struct stat st;
+ if (internal_fstat(fd, &st))
+ return -1;
+ return (uptr)st.st_size;
+}
+
+DECLARE__REAL_AND_INTERNAL(uptr, dup, int oldfd) {
+ return _REAL(dup)(oldfd);
+}
+
+DECLARE__REAL_AND_INTERNAL(uptr, dup2, int oldfd, int newfd) {
+ return _REAL(dup2)(oldfd, newfd);
+}
+
+DECLARE__REAL_AND_INTERNAL(uptr, readlink, const char *path, char *buf,
+ uptr bufsize) {
+ return _REAL(readlink)(path, buf, bufsize);
+}
+
+DECLARE__REAL_AND_INTERNAL(uptr, unlink, const char *path) {
+ return _REAL(unlink)(path);
+}
+
+DECLARE__REAL_AND_INTERNAL(uptr, rename, const char *oldpath,
+ const char *newpath) {
+ return _REAL(rename)(oldpath, newpath);
+}
+
+DECLARE__REAL_AND_INTERNAL(uptr, sched_yield, void) {
+ return sched_yield();
+}
+
+DECLARE__REAL_AND_INTERNAL(void, _exit, int exitcode) {
+ _exit(exitcode);
+}
+
+DECLARE__REAL_AND_INTERNAL(uptr, execve, const char *filename,
+ char *const argv[], char *const envp[]) {
+ return _REAL(execve)(filename, argv, envp);
+}
+
+DECLARE__REAL_AND_INTERNAL(uptr, waitpid, int pid, int *status, int options) {
+ return _REAL(waitpid)(pid, status, options);
+}
+
+DECLARE__REAL_AND_INTERNAL(uptr, getpid, void) {
+ return _REAL(getpid)();
+}
+
+// FIXME: This might be wrong: _getdents doesn't take a struct linux_dirent *.
+DECLARE__REAL_AND_INTERNAL64(uptr, getdents, fd_t fd, struct linux_dirent *dirp,
+ unsigned int count) {
+ return _REAL64(getdents)(fd, dirp, count);
+}
+
+DECLARE__REAL_AND_INTERNAL64(uptr, lseek, fd_t fd, OFF_T offset, int whence) {
+ return _REAL64(lseek)(fd, offset, whence);
+}
+
+// FIXME: This might be wrong: _sigfillset doesn't take a
+// __sanitizer_sigset_t *.
+DECLARE__REAL_AND_INTERNAL(void, sigfillset, __sanitizer_sigset_t *set) {
+ _REAL(sigfillset)(set);
+}
+
+// FIXME: This might be wrong: _sigprocmask doesn't take __sanitizer_sigset_t *.
+DECLARE__REAL_AND_INTERNAL(uptr, sigprocmask, int how,
+ __sanitizer_sigset_t *set,
+ __sanitizer_sigset_t *oldset) {
+ return _REAL(sigprocmask)(how, set, oldset);
+}
+
+DECLARE__REAL_AND_INTERNAL(int, fork, void) {
+ // TODO(glider): this may call user's pthread_atfork() handlers which is bad.
+ return _REAL(fork)();
+}
+
+u64 NanoTime() {
+ return gethrtime();
+}
+
+uptr internal_clock_gettime(__sanitizer_clockid_t clk_id, void *tp) {
+ // FIXME: No internal variant.
+ return clock_gettime(clk_id, (timespec *)tp);
+}
+
+// ----------------- sanitizer_common.h
+BlockingMutex::BlockingMutex() {
+ CHECK(sizeof(mutex_t) <= sizeof(opaque_storage_));
+ internal_memset(this, 0, sizeof(*this));
+ CHECK_EQ(mutex_init((mutex_t *)&opaque_storage_, USYNC_THREAD, NULL), 0);
+}
+
+void BlockingMutex::Lock() {
+ CHECK(sizeof(mutex_t) <= sizeof(opaque_storage_));
+ CHECK_NE(owner_, (uptr)thr_self());
+ CHECK_EQ(mutex_lock((mutex_t *)&opaque_storage_), 0);
+ CHECK(!owner_);
+ owner_ = (uptr)thr_self();
+}
+
+void BlockingMutex::Unlock() {
+ CHECK(owner_ == (uptr)thr_self());
+ owner_ = 0;
+ CHECK_EQ(mutex_unlock((mutex_t *)&opaque_storage_), 0);
+}
+
+void BlockingMutex::CheckLocked() {
+ CHECK_EQ((uptr)thr_self(), owner_);
+}
+
+} // namespace __sanitizer
+
+#endif // SANITIZER_SOLARIS