diff options
Diffstat (limited to 'src/input/plugins')
-rw-r--r-- | src/input/plugins/FileInputPlugin.cxx | 47 |
1 files changed, 17 insertions, 30 deletions
diff --git a/src/input/plugins/FileInputPlugin.cxx b/src/input/plugins/FileInputPlugin.cxx index 32ec71679..aa4676470 100644 --- a/src/input/plugins/FileInputPlugin.cxx +++ b/src/input/plugins/FileInputPlugin.cxx @@ -24,6 +24,8 @@ #include "util/Error.hxx" #include "util/Domain.hxx" #include "fs/Path.hxx" +#include "fs/FileInfo.hxx" +#include "fs/io/FileReader.hxx" #include "system/FileDescriptor.hxx" #include <sys/stat.h> @@ -33,22 +35,18 @@ static constexpr Domain file_domain("file"); class FileInputStream final : public InputStream { - FileDescriptor fd; + FileReader reader; public: - FileInputStream(const char *path, FileDescriptor _fd, off_t _size, + FileInputStream(const char *path, FileReader &&_reader, off_t _size, Mutex &_mutex, Cond &_cond) :InputStream(path, _mutex, _cond), - fd(_fd) { + reader(std::move(_reader)) { size = _size; seekable = true; SetReady(); } - ~FileInputStream() { - fd.Close(); - } - /* virtual methods from InputStream */ bool IsEOF() override { @@ -64,33 +62,27 @@ OpenFileInputStream(Path path, Mutex &mutex, Cond &cond, Error &error) { - FileDescriptor fd; - if (!fd.OpenReadOnly(path.c_str())) { - error.FormatErrno("Failed to open \"%s\"", - path.c_str()); + FileReader reader(path, error); + if (!reader.IsDefined()) return nullptr; - } - struct stat st; - if (fstat(fd.Get(), &st) < 0) { - error.FormatErrno("Failed to stat \"%s\"", path.c_str()); - fd.Close(); + FileInfo info; + if (!reader.GetFileInfo(info, error)) return nullptr; - } - if (!S_ISREG(st.st_mode)) { + if (!info.IsRegular()) { error.Format(file_domain, "Not a regular file: %s", path.c_str()); - fd.Close(); return nullptr; } #ifdef POSIX_FADV_SEQUENTIAL - posix_fadvise(fd.Get(), (off_t)0, st.st_size, POSIX_FADV_SEQUENTIAL); + posix_fadvise(reader.GetFD().Get(), (off_t)0, info.GetSize(), + POSIX_FADV_SEQUENTIAL); #endif return new FileInputStream(path.ToUTF8().c_str(), - fd, st.st_size, + std::move(reader), info.GetSize(), mutex, cond); } @@ -107,24 +99,19 @@ input_file_open(gcc_unused const char *filename, bool FileInputStream::Seek(offset_type new_offset, Error &error) { - auto result = fd.Seek((off_t)new_offset); - if (result < 0) { - error.SetErrno("Failed to seek"); + if (!reader.Seek((off_t)new_offset, error)) return false; - } - offset = (offset_type)result; + offset = new_offset; return true; } size_t FileInputStream::Read(void *ptr, size_t read_size, Error &error) { - ssize_t nbytes = fd.Read(ptr, read_size); - if (nbytes < 0) { - error.SetErrno("Failed to read"); + ssize_t nbytes = reader.Read(ptr, read_size, error); + if (nbytes < 0) return 0; - } offset += nbytes; return (size_t)nbytes; |