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authorVincent Richard <[email protected]>2013-12-29 09:02:12 +0000
committerVincent Richard <[email protected]>2013-12-29 09:02:12 +0000
commit152c6bed75598a6ca5efb7914701157270155833 (patch)
tree8faced1d75a45c819630323da256248415992ed0 /src/platforms/posix/posixFile.cpp
parentMerge branch 'master' of https://github.com/kisli/vmime (diff)
downloadvmime-152c6bed75598a6ca5efb7914701157270155833.tar.gz
vmime-152c6bed75598a6ca5efb7914701157270155833.zip
Merged source and header files in directory structure. Got rid of SConstruct build.
Diffstat (limited to 'src/platforms/posix/posixFile.cpp')
-rw-r--r--src/platforms/posix/posixFile.cpp628
1 files changed, 0 insertions, 628 deletions
diff --git a/src/platforms/posix/posixFile.cpp b/src/platforms/posix/posixFile.cpp
deleted file mode 100644
index 9387414d..00000000
--- a/src/platforms/posix/posixFile.cpp
+++ /dev/null
@@ -1,628 +0,0 @@
-//
-// VMime library (http://www.vmime.org)
-// Copyright (C) 2002-2013 Vincent Richard <[email protected]>
-//
-// This program is free software; you can redistribute it and/or
-// modify it under the terms of the GNU General Public License as
-// published by the Free Software Foundation; either version 3 of
-// the License, or (at your option) any later version.
-//
-// This program is distributed in the hope that it will be useful,
-// but WITHOUT ANY WARRANTY; without even the implied warranty of
-// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
-// General Public License for more details.
-//
-// You should have received a copy of the GNU General Public License along
-// with this program; if not, write to the Free Software Foundation, Inc.,
-// 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
-//
-// Linking this library statically or dynamically with other modules is making
-// a combined work based on this library. Thus, the terms and conditions of
-// the GNU General Public License cover the whole combination.
-//
-
-#include "vmime/config.hpp"
-
-
-#if VMIME_PLATFORM_IS_POSIX && VMIME_HAVE_FILESYSTEM_FEATURES
-
-
-#include "vmime/platforms/posix/posixFile.hpp"
-
-#include <unistd.h>
-#include <fcntl.h>
-#include <errno.h>
-
-#include <sys/types.h>
-#include <sys/stat.h>
-
-#include <dirent.h>
-
-#include <stdio.h>
-#include <string.h>
-
-#include "vmime/exception.hpp"
-
-
-namespace vmime {
-namespace platforms {
-namespace posix {
-
-
-//
-// posixFileIterator
-//
-
-posixFileIterator::posixFileIterator(const vmime::utility::file::path& path, const vmime::string& nativePath)
- : m_path(path), m_nativePath(nativePath), m_dir(NULL), m_dirEntry(NULL)
-{
- if ((m_dir = ::opendir(m_nativePath.c_str())) == NULL)
- posixFileSystemFactory::reportError(path, errno);
-
- getNextElement();
-}
-
-
-posixFileIterator::~posixFileIterator()
-{
- if (m_dir != NULL)
- {
- if (::closedir(m_dir) == -1)
- posixFileSystemFactory::reportError(m_path, errno);
- }
-}
-
-
-bool posixFileIterator::hasMoreElements() const
-{
- return (m_dirEntry != NULL);
-}
-
-
-shared_ptr <vmime::utility::file> posixFileIterator::nextElement()
-{
- shared_ptr <posixFile> file = make_shared <posixFile>
- (m_path / vmime::utility::file::path::component(m_dirEntry->d_name));
-
- getNextElement();
-
- return (file);
-}
-
-
-void posixFileIterator::getNextElement()
-{
- errno = 0;
-
- while ((m_dirEntry = ::readdir(m_dir)) != NULL)
- {
- const char* name = m_dirEntry->d_name;
- const size_t len = ::strlen(name);
-
- if (!(len == 1 && name[0] == '.') &&
- !(len == 2 && name[0] == '.' && name[1] == '.'))
- {
- break;
- }
- }
-
- if (errno)
- posixFileSystemFactory::reportError(m_path, errno);
-}
-
-
-
-//
-// posixFileWriterOutputStream
-//
-
-posixFileWriterOutputStream::posixFileWriterOutputStream(const vmime::utility::file::path& path, const int fd)
- : m_path(path), m_fd(fd)
-{
-}
-
-
-posixFileWriterOutputStream::~posixFileWriterOutputStream()
-{
- ::close(m_fd);
-}
-
-
-void posixFileWriterOutputStream::writeImpl
- (const byte_t* const data, const size_t count)
-{
- const byte_t* array = data;
- size_t size = count;
-
- while (1)
- {
- ssize_t ret = ::write(m_fd, array, size);
-
- if (ret == -1)
- {
- if (errno == EINTR)
- continue;
-
- posixFileSystemFactory::reportError(m_path, errno);
- break;
- }
- else if (size_t(ret) < size)
- {
- array += ret;
- size -= ret;
- }
-
- break;
- }
-}
-
-
-void posixFileWriterOutputStream::flush()
-{
- if (::fsync(m_fd) == -1)
- posixFileSystemFactory::reportError(m_path, errno);
-}
-
-
-
-//
-// posixFileReaderInputStream
-//
-
-posixFileReaderInputStream::posixFileReaderInputStream(const vmime::utility::file::path& path, const int fd)
- : m_path(path), m_fd(fd), m_eof(false)
-{
-}
-
-
-posixFileReaderInputStream::~posixFileReaderInputStream()
-{
- if (::close(m_fd) == -1)
- posixFileSystemFactory::reportError(m_path, errno);
-}
-
-
-bool posixFileReaderInputStream::eof() const
-{
- return (m_eof);
-}
-
-
-void posixFileReaderInputStream::reset()
-{
- if (::lseek(m_fd, 0, SEEK_SET) == off_t(-1))
- posixFileSystemFactory::reportError(m_path, errno);
-
- m_eof = false;
-}
-
-
-size_t posixFileReaderInputStream::read
- (byte_t* const data, const size_t count)
-{
- ssize_t c = 0;
-
- if ((c = ::read(m_fd, data, count)) == -1)
- posixFileSystemFactory::reportError(m_path, errno);
-
- if (c == 0 && count != 0)
- m_eof = true;
-
- return static_cast <size_t>(c);
-}
-
-
-size_t posixFileReaderInputStream::skip(const size_t count)
-{
- const off_t curPos = ::lseek(m_fd, 0, SEEK_CUR);
-
- if (curPos == off_t(-1))
- posixFileSystemFactory::reportError(m_path, errno);
-
- const off_t newPos = ::lseek(m_fd, count, SEEK_CUR);
-
- if (newPos == off_t(-1))
- posixFileSystemFactory::reportError(m_path, errno);
-
- return static_cast <size_t>(newPos - curPos);
-}
-
-
-size_t posixFileReaderInputStream::getPosition() const
-{
- const off_t curPos = ::lseek(m_fd, 0, SEEK_CUR);
-
- if (curPos == off_t(-1))
- posixFileSystemFactory::reportError(m_path, errno);
-
- return static_cast <size_t>(curPos);
-}
-
-
-void posixFileReaderInputStream::seek(const size_t pos)
-{
- const off_t newPos = ::lseek(m_fd, pos, SEEK_SET);
-
- if (newPos == off_t(-1))
- posixFileSystemFactory::reportError(m_path, errno);
-}
-
-
-
-//
-// posixFileWriter
-//
-
-posixFileWriter::posixFileWriter(const vmime::utility::file::path& path, const vmime::string& nativePath)
- : m_path(path), m_nativePath(nativePath)
-{
-}
-
-
-shared_ptr <vmime::utility::outputStream> posixFileWriter::getOutputStream()
-{
- int fd = 0;
-
- if ((fd = ::open(m_nativePath.c_str(), O_WRONLY, 0660)) == -1)
- posixFileSystemFactory::reportError(m_path, errno);
-
- return make_shared <posixFileWriterOutputStream>(m_path, fd);
-}
-
-
-
-//
-// posixFileReader
-//
-
-posixFileReader::posixFileReader(const vmime::utility::file::path& path, const vmime::string& nativePath)
- : m_path(path), m_nativePath(nativePath)
-{
-}
-
-
-shared_ptr <vmime::utility::inputStream> posixFileReader::getInputStream()
-{
- int fd = 0;
-
- if ((fd = ::open(m_nativePath.c_str(), O_RDONLY, 0640)) == -1)
- posixFileSystemFactory::reportError(m_path, errno);
-
- return make_shared <posixFileReaderInputStream>(m_path, fd);
-}
-
-
-
-//
-// posixFile
-//
-
-posixFile::posixFile(const vmime::utility::file::path& path)
- : m_path(path), m_nativePath(posixFileSystemFactory::pathToStringImpl(path))
-{
-}
-
-
-void posixFile::createFile()
-{
- int fd = 0;
-
- if ((fd = ::open(m_nativePath.c_str(), O_CREAT | O_EXCL | O_WRONLY, 0660)) == -1)
- posixFileSystemFactory::reportError(m_path, errno);
-
- if (::fsync(fd) == -1)
- posixFileSystemFactory::reportError(m_path, errno);
-
- if (::close(fd) == -1)
- posixFileSystemFactory::reportError(m_path, errno);
-}
-
-
-void posixFile::createDirectory(const bool createAll)
-{
- createDirectoryImpl(m_path, m_path, createAll);
-}
-
-
-bool posixFile::isFile() const
-{
- struct stat buf;
-
- if (::stat(m_nativePath.c_str(), &buf) == -1)
- {
- if (errno == ENOENT)
- return false;
-
- posixFileSystemFactory::reportError(m_path, errno);
- return false;
- }
-
- return S_ISREG(buf.st_mode);
-}
-
-
-bool posixFile::isDirectory() const
-{
- struct stat buf;
-
- if (::stat(m_nativePath.c_str(), &buf) == -1)
- {
- if (errno == ENOENT)
- return false;
-
- posixFileSystemFactory::reportError(m_path, errno);
- return false;
- }
-
- return S_ISDIR(buf.st_mode);
-}
-
-
-bool posixFile::canRead() const
-{
- struct stat buf;
-
- if (::stat(m_nativePath.c_str(), &buf) == -1)
- {
- if (errno == ENOENT)
- return false;
-
- posixFileSystemFactory::reportError(m_path, errno);
- return false;
- }
-
- return S_ISREG(buf.st_mode) &&
- ::access(m_nativePath.c_str(), R_OK | F_OK) == 0;
-}
-
-
-bool posixFile::canWrite() const
-{
- struct stat buf;
-
- if (::stat(m_nativePath.c_str(), &buf) == -1)
- {
- if (errno == ENOENT)
- return false;
-
- posixFileSystemFactory::reportError(m_path, errno);
- return false;
- }
-
- return S_ISREG(buf.st_mode) &&
- ::access(m_nativePath.c_str(), W_OK | F_OK) == 0;
-}
-
-
-posixFile::length_type posixFile::getLength()
-{
- struct stat buf;
-
- if (::stat(m_nativePath.c_str(), &buf) == -1)
- posixFileSystemFactory::reportError(m_path, errno);
-
- return static_cast <length_type>(buf.st_size);
-}
-
-
-const posixFile::path& posixFile::getFullPath() const
-{
- return (m_path);
-}
-
-
-bool posixFile::exists() const
-{
- struct stat buf;
- return (::stat(m_nativePath.c_str(), &buf) == 0);
-}
-
-
-shared_ptr <vmime::utility::file> posixFile::getParent() const
-{
- if (m_path.isEmpty())
- return null;
- else
- return make_shared <posixFile>(m_path.getParent());
-}
-
-
-void posixFile::rename(const path& newName)
-{
- const vmime::string newNativePath = posixFileSystemFactory::pathToStringImpl(newName);
-
- posixFile dest(newName);
-
- if (isDirectory())
- dest.createDirectory();
- else
- dest.createFile();
-
- if (::rename(m_nativePath.c_str(), newNativePath.c_str()) == -1)
- posixFileSystemFactory::reportError(m_path, errno);
-
- m_path = newName;
- m_nativePath = newNativePath;
-}
-
-
-void posixFile::remove()
-{
- struct stat buf;
-
- if (::stat(m_nativePath.c_str(), &buf) == -1)
- posixFileSystemFactory::reportError(m_path, errno);
-
- if (S_ISDIR(buf.st_mode))
- {
- if (::rmdir(m_nativePath.c_str()) == -1)
- posixFileSystemFactory::reportError(m_path, errno);
- }
- else if (S_ISREG(buf.st_mode))
- {
- if (::unlink(m_nativePath.c_str()) == -1)
- posixFileSystemFactory::reportError(m_path, errno);
- }
-}
-
-
-shared_ptr <vmime::utility::fileWriter> posixFile::getFileWriter()
-{
- return make_shared <posixFileWriter>(m_path, m_nativePath);
-}
-
-
-shared_ptr <vmime::utility::fileReader> posixFile::getFileReader()
-{
- return make_shared <posixFileReader>(m_path, m_nativePath);
-}
-
-
-shared_ptr <vmime::utility::fileIterator> posixFile::getFiles() const
-{
- if (!isDirectory())
- throw vmime::exceptions::not_a_directory(m_path);
-
- return make_shared <posixFileIterator>(m_path, m_nativePath);
-}
-
-
-void posixFile::createDirectoryImpl(const vmime::utility::file::path& fullPath,
- const vmime::utility::file::path& path, const bool recursive)
-{
- const vmime::string nativePath = posixFileSystemFactory::pathToStringImpl(path);
- struct stat buf;
-
- if (::stat(nativePath.c_str(), &buf) == 0 && S_ISDIR(buf.st_mode))
- return;
-
- if (!path.isEmpty() && recursive)
- createDirectoryImpl(fullPath, path.getParent(), true);
-
- if (::mkdir(nativePath.c_str(), 0750) == -1)
- posixFileSystemFactory::reportError(fullPath, errno);
-}
-
-
-
-//
-// posixFileSystemFactory
-//
-
-shared_ptr <vmime::utility::file> posixFileSystemFactory::create(const vmime::utility::file::path& path) const
-{
- return make_shared <posixFile>(path);
-}
-
-
-const vmime::utility::file::path posixFileSystemFactory::stringToPath(const vmime::string& str) const
-{
- return (stringToPathImpl(str));
-}
-
-
-const vmime::string posixFileSystemFactory::pathToString(const vmime::utility::file::path& path) const
-{
- return (pathToStringImpl(path));
-}
-
-
-const vmime::utility::file::path posixFileSystemFactory::stringToPathImpl(const vmime::string& str)
-{
- vmime::size_t offset = 0;
- vmime::size_t prev = 0;
-
- vmime::utility::file::path path;
-
- while ((offset = str.find_first_of("/", offset)) != vmime::string::npos)
- {
- if (offset != prev)
- path.appendComponent(vmime::string(str.begin() + prev, str.begin() + offset));
-
- prev = offset + 1;
- offset++;
- }
-
- if (prev < str.length())
- path.appendComponent(vmime::string(str.begin() + prev, str.end()));
-
- return (path);
-}
-
-
-const vmime::string posixFileSystemFactory::pathToStringImpl(const vmime::utility::file::path& path)
-{
- vmime::string native = "/";
-
- for (int i = 0 ; i < path.getSize() ; ++i)
- {
- if (i > 0)
- native += "/";
-
- native += path[i].getBuffer();
- }
-
- return (native);
-}
-
-
-bool posixFileSystemFactory::isValidPathComponent(const vmime::utility::file::path::component& comp) const
-{
- return (comp.getBuffer().find_first_of("/*") == vmime::string::npos);
-}
-
-
-bool posixFileSystemFactory::isValidPath(const vmime::utility::file::path& path) const
-{
- for (int i = 0 ; i < path.getSize() ; ++i)
- {
- if (!isValidPathComponent(path[i]))
- return false;
- }
-
- return true;
-}
-
-
-void posixFileSystemFactory::reportError(const vmime::utility::path& path, const int err)
-{
- vmime::string desc;
-
- switch (err)
- {
- case EEXIST: desc = "EEXIST: file already exists."; break;
- case EISDIR: desc = "EISDIR: path refers to a directory."; break;
- case EACCES: desc = "EACCES: permission denied"; break;
- case ENAMETOOLONG: desc = "ENAMETOOLONG: path too long."; break;
- case ENOENT: desc = "ENOENT: a directory in the path does not exist."; break;
- case ENOTDIR: desc = "ENOTDIR: path is not a directory."; break;
- case EROFS: desc = "EROFS: read-only filesystem."; break;
- case ELOOP: desc = "ELOOP: too many symbolic links."; break;
- case ENOSPC: desc = "ENOSPC: no space left on device."; break;
- case ENOMEM: desc = "ENOMEM: insufficient kernel memory."; break;
- case EMFILE: desc = "ENFILE: limit on number of files open by the process has been reached."; break;
- case ENFILE: desc = "ENFILE: limit on number of files open on the system has been reached."; break;
-#ifndef AIX
- case ENOTEMPTY: desc = "ENOTEMPTY: directory is not empty."; break;
-#endif
-
- default:
-
- std::ostringstream oss;
- oss << ::strerror(err) << ".";
-
- desc = oss.str();
- break;
- }
-
- throw vmime::exceptions::filesystem_exception(desc, path);
-}
-
-
-
-} // posix
-} // platforms
-} // vmime
-
-
-#endif // VMIME_PLATFORM_IS_POSIX && VMIME_HAVE_FILESYSTEM_FEATURES