+++ /dev/null
-/*
- * buffer_io.h
- *
- * A few endianness-aware macros for reading and writing data from in-memory
- * buffers.
- */
-
-#ifndef _WIMLIB_BUFFER_IO_H
-#define _WIMLIB_BUFFER_IO_H
-
-#include "util.h"
-#include "endianness.h"
-#include <string.h>
-
-/* Note that in the WIM format, integers are always in little-endian format. */
-
-/* The get_u8, get_u16, get_u32, get_u56, and get_u64 functions take in a
- * pointer to an input location as the first argument and a pointer to an output
- * location as the second argument. The data in the input location is copied to
- * the output location, with the size indicated in the function name, in little
- * endian format. A pointer to the input location directly following the bytes
- * read is returned. */
-static inline const void *
-get_u8(const void *p, u8 *res)
-{
- *res = *(const u8*)p;
- return p + 1;
-}
-
-static inline const void *
-get_u16(const void *p, u16 *res)
-{
- *res = le16_to_cpu(*(const u16*)p);
- return p + 2;
-}
-
-
-
-static inline const void *
-get_u32(const void *p, u32 *res)
-{
- *res = le32_to_cpu(*(const u32*)p);
- return p + 4;
-}
-
-
-static inline const void *
-get_u56(const void *p, u64 *res)
-{
- *res = le64_to_cpu(*(const u64*)p) & 0x00ffffffffffffff;
- return p + 7;
-}
-
-
-static inline const void *
-get_u64(const void *p, u64 *res)
-{
- *res = le64_to_cpu(*(const u64*)p);
- return p + 8;
-}
-
-/* The put_u8, put_u16, put_u32, put_u56, and put_u64 functions take in a
- * pointer to an output location as the first argument and a value for the
- * second argument. The value of the second argument is written to the output
- * location in little-endian format as the data type indicated in the function
- * name, and a pointer to the output location directory following the bytes
- * written is returned. */
-static inline void *
-put_u8(void *res, u8 val)
-{
- *(u8*)res = val;
- return res + 1;
-}
-
-static inline void *
-put_u16(void *res, u16 val)
-{
- *(uint16_t*)res = cpu_to_le16(val);
- return res + 2;
-}
-
-static inline void *
-put_u32(void *res, u32 val)
-{
- *(uint32_t*)res = cpu_to_le32(val);
- return res + 4;
-}
-
-static inline void *
-put_u56(void *res, u64 val)
-{
- const u8 *__p = (const u8*)&val;
-#ifdef WORDS_BIGENDIAN
- res[0] = __p[6];
- res[1] = __p[5];
- res[2] = __p[4];
- res[3] = __p[3];
- res[4] = __p[2];
- res[5] = __p[1];
- res[6] = __p[0];
-#else
- memcpy(res, __p, 7);
-#endif
- return res + 7;
-}
-
-static inline void *
-put_u64(void *res, u64 val)
-{
- *(u64*)res = cpu_to_le64(val);
- return res + 8;
-}
-
-static inline const void *
-get_bytes(const void *p, size_t num_bytes, void *res)
-{
- memcpy(res, p, num_bytes);
- return p + num_bytes;
-}
-
-static inline void *
-put_zeroes(void *p, size_t num_bytes)
-{
- return memset(p, 0, num_bytes) + num_bytes;
-}
-
-static inline void *
-put_bytes(void *p, size_t num_bytes, const void *input)
-{
- return memcpy(p, input, num_bytes) + num_bytes;
-}
-#endif /* _WIMLIB_BUFFER_IO_H */