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authorMax Kellermann <max@duempel.org>2008-10-26 19:38:50 +0100
committerMax Kellermann <max@duempel.org>2008-10-26 19:38:50 +0100
commitbbaedb17d52cf14cf1abc3f24a90dfa06f875440 (patch)
tree6dd21bbc2000ccea211f29ca1eab4b67e4a371fe /src/input_file.c
parent3609de8685cfdfbf2d01fb8bbff02a78d9c07d06 (diff)
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input_stream: renamed sources, no CamelCase
Renamed inputStream.c and inputStream_file.c.
Diffstat (limited to 'src/input_file.c')
-rw-r--r--src/input_file.c115
1 files changed, 115 insertions, 0 deletions
diff --git a/src/input_file.c b/src/input_file.c
new file mode 100644
index 000000000..de7d0b5a3
--- /dev/null
+++ b/src/input_file.c
@@ -0,0 +1,115 @@
+/* the Music Player Daemon (MPD)
+ * Copyright (C) 2003-2007 by Warren Dukes (warren.dukes@gmail.com)
+ * This project's homepage is: http://www.musicpd.org
+ *
+ * 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 2 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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+ */
+
+#include "input_file.h"
+
+#include "log.h"
+#include "os_compat.h"
+
+void inputStream_initFile(void)
+{
+}
+
+int inputStream_fileOpen(struct input_stream *inStream, char *filename)
+{
+ FILE *fp;
+
+ fp = fopen(filename, "r");
+ if (!fp) {
+ inStream->error = errno;
+ return -1;
+ }
+
+ inStream->seekable = 1;
+
+ fseek(fp, 0, SEEK_END);
+ inStream->size = ftell(fp);
+ fseek(fp, 0, SEEK_SET);
+
+#ifdef POSIX_FADV_SEQUENTIAL
+ posix_fadvise(fileno(fp), (off_t)0, inStream->size, POSIX_FADV_SEQUENTIAL);
+#endif
+
+ inStream->data = fp;
+ inStream->seekFunc = inputStream_fileSeek;
+ inStream->closeFunc = inputStream_fileClose;
+ inStream->readFunc = inputStream_fileRead;
+ inStream->atEOFFunc = inputStream_fileAtEOF;
+ inStream->bufferFunc = inputStream_fileBuffer;
+
+ inStream->ready = 1;
+
+ return 0;
+}
+
+int inputStream_fileSeek(struct input_stream *inStream, long offset,
+ int whence)
+{
+ if (fseek((FILE *) inStream->data, offset, whence) == 0) {
+ inStream->offset = ftell((FILE *) inStream->data);
+ } else {
+ inStream->error = errno;
+ return -1;
+ }
+
+ return 0;
+}
+
+size_t inputStream_fileRead(struct input_stream *inStream,
+ void *ptr, size_t size)
+{
+ size_t readSize;
+
+ readSize = fread(ptr, 1, size, (FILE *) inStream->data);
+ if (readSize <= 0 && ferror((FILE *) inStream->data)) {
+ inStream->error = errno;
+ DEBUG("inputStream_fileRead: error reading: %s\n",
+ strerror(inStream->error));
+ }
+
+ inStream->offset = ftell((FILE *) inStream->data);
+
+ return readSize;
+}
+
+int inputStream_fileClose(struct input_stream *inStream)
+{
+ if (fclose((FILE *) inStream->data) < 0) {
+ inStream->error = errno;
+ return -1;
+ }
+
+ return 0;
+}
+
+int inputStream_fileAtEOF(struct input_stream *inStream)
+{
+ if (feof((FILE *) inStream->data))
+ return 1;
+
+ if (ferror((FILE *) inStream->data) && inStream->error != EINTR) {
+ return 1;
+ }
+
+ return 0;
+}
+
+int inputStream_fileBuffer(mpd_unused struct input_stream *inStream)
+{
+ return 0;
+}