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author | Juan J. Martinez <jjm@usebox.net> | 2022-09-06 07:37:20 +0100 |
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committer | Juan J. Martinez <jjm@usebox.net> | 2022-09-06 07:37:20 +0100 |
commit | 30bf0f51335e87812ffeb54e9437f0b6a1514d67 (patch) | |
tree | 9c85a2de53b4da69fcfaa84488cc6c12ebd3e5d0 /tools/rasm/lzsa-master/src/stream.h | |
parent | d8990284057e6401d0374f439df51879595d804d (diff) | |
download | ubox-msx-lib-30bf0f51335e87812ffeb54e9437f0b6a1514d67.tar.gz ubox-msx-lib-30bf0f51335e87812ffeb54e9437f0b6a1514d67.zip |
Updated rasm to 1.7
Diffstat (limited to 'tools/rasm/lzsa-master/src/stream.h')
-rw-r--r-- | tools/rasm/lzsa-master/src/stream.h | 103 |
1 files changed, 103 insertions, 0 deletions
diff --git a/tools/rasm/lzsa-master/src/stream.h b/tools/rasm/lzsa-master/src/stream.h new file mode 100644 index 0000000..a8b7922 --- /dev/null +++ b/tools/rasm/lzsa-master/src/stream.h @@ -0,0 +1,103 @@ +/*
+ * stream.h - streaming I/O definitions
+ *
+ * Copyright (C) 2019 Emmanuel Marty
+ *
+ * This software is provided 'as-is', without any express or implied
+ * warranty. In no event will the authors be held liable for any damages
+ * arising from the use of this software.
+ *
+ * Permission is granted to anyone to use this software for any purpose,
+ * including commercial applications, and to alter it and redistribute it
+ * freely, subject to the following restrictions:
+ *
+ * 1. The origin of this software must not be misrepresented; you must not
+ * claim that you wrote the original software. If you use this software
+ * in a product, an acknowledgment in the product documentation would be
+ * appreciated but is not required.
+ * 2. Altered source versions must be plainly marked as such, and must not be
+ * misrepresented as being the original software.
+ * 3. This notice may not be removed or altered from any source distribution.
+ */
+
+/*
+ * Uses the libdivsufsort library Copyright (c) 2003-2008 Yuta Mori
+ *
+ * Inspired by LZ4 by Yann Collet. https://github.com/lz4/lz4
+ * With help, ideas, optimizations and speed measurements by spke <zxintrospec@gmail.com>
+ * With ideas from Lizard by Przemyslaw Skibinski and Yann Collet. https://github.com/inikep/lizard
+ * Also with ideas from smallz4 by Stephan Brumme. https://create.stephan-brumme.com/smallz4/
+ *
+ */
+
+#ifndef _STREAM_H
+#define _STREAM_H
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+/* Forward declaration */
+typedef struct _lzsa_stream_t lzsa_stream_t;
+
+/* I/O stream */
+typedef struct _lzsa_stream_t {
+ /** Opaque stream-specific pointer */
+ void *obj;
+
+ /**
+ * Read from stream
+ *
+ * @param stream stream
+ * @param ptr buffer to read into
+ * @param size number of bytes to read
+ *
+ * @return number of bytes read
+ */
+ size_t(*read)(lzsa_stream_t *stream, void *ptr, size_t size);
+
+ /**
+ * Write to stream
+ *
+ * @param stream stream
+ * @param ptr buffer to write from
+ * @param size number of bytes to write
+ *
+ * @return number of bytes written
+ */
+ size_t(*write)(lzsa_stream_t *stream, void *ptr, size_t size);
+
+
+ /**
+ * Check if stream has reached the end of the data
+ *
+ * @param stream stream
+ *
+ * @return nonzero if the end of the data has been reached, 0 if there is more data
+ */
+ int(*eof)(lzsa_stream_t *stream);
+
+ /**
+ * Close stream
+ *
+ * @param stream stream
+ */
+ void(*close)(lzsa_stream_t *stream);
+} lzsa_stream_t;
+
+/**
+ * Open file and create an I/O stream from it
+ *
+ * @param stream stream to fill out
+ * @param pszInFilename filename
+ * @param pszMode open mode, as with fopen()
+ *
+ * @return 0 for success, nonzero for failure
+ */
+int lzsa_filestream_open(lzsa_stream_t *stream, const char *pszInFilename, const char *pszMode);
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif /* _STREAM_H */
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