11c670f2a0
- 37개 파일 IP → zioinfo.co.kr 치환 (소스/매뉴얼/설정/하네스) - Manager DrConsole/NetworkConsole/CsapConsole 빌드 + /var/www/manager/ 배포 - 테스트: Manager HTTP 200, ITSM 신규 API 7개 전체 200 Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>
109 lines
2.3 KiB
C++
109 lines
2.3 KiB
C++
/*
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* Copyright (c) Meta Platforms, Inc. and affiliates.
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*
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* This source code is licensed under the MIT license found in the
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* LICENSE file in the root directory of this source tree.
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*/
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#ifndef _WINDOWS
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#include <fcntl.h>
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#include <sys/mman.h>
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#include <sys/stat.h>
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#include <sys/types.h>
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#include <unistd.h>
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#include <cerrno>
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#include <cstdarg>
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#include <stdexcept>
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#include <jsi/jsilib.h>
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namespace facebook {
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namespace jsi {
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namespace {
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constexpr size_t kErrorBufferSize = 512;
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__attribute__((format(printf, 1, 2))) void throwFormattedError(
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const char* fmt,
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...) {
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char logBuffer[kErrorBufferSize];
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va_list va_args;
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va_start(va_args, fmt);
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int result = vsnprintf(logBuffer, sizeof(logBuffer), fmt, va_args);
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va_end(va_args);
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if (result < 0) {
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throw JSINativeException(
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std::string("Failed to format error message: ") + fmt);
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}
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throw JSINativeException(logBuffer);
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}
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class ScopedFile {
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public:
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ScopedFile(const std::string& path)
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: path_(path), fd_(::open(path.c_str(), O_RDONLY)) {
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if (fd_ == -1) {
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throwFormattedError(
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"Could not open %s: %s", path.c_str(), strerror(errno));
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}
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}
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~ScopedFile() {
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::close(fd_);
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}
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size_t size() {
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struct stat fileInfo;
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if (::fstat(fd_, &fileInfo) == -1) {
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throwFormattedError(
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"Could not stat %s: %s", path_.c_str(), strerror(errno));
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}
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return fileInfo.st_size;
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}
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uint8_t* mmap(size_t size) {
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void* result = ::mmap(nullptr, size, PROT_READ, MAP_PRIVATE, fd_, 0);
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if (result == MAP_FAILED) {
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throwFormattedError(
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"Could not mmap %s: %s", path_.c_str(), strerror(errno));
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}
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return reinterpret_cast<uint8_t*>(result);
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}
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const std::string& path_;
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const int fd_;
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};
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} // namespace
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FileBuffer::FileBuffer(const std::string& path) {
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ScopedFile file(path);
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size_ = file.size();
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data_ = file.mmap(size_);
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}
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FileBuffer::~FileBuffer() {
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if (::munmap(data_, size_)) {
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// terminate the program with pending exception
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try {
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throwFormattedError(
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"Could not unmap memory (%p, %zu bytes): %s",
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data_,
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size_,
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strerror(errno));
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} catch (...) {
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std::terminate();
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}
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}
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}
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} // namespace jsi
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} // namespace facebook
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#endif // !defined(_WINDOWS)
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