libfprint/libfprint/fpi-byte-reader.h
Marco Trevisan (Treviño) 2158c5e2d1 cleanup: Use #pragma once everywhere
Remove legacy header guards, and use compiler newer features.
2019-12-17 14:38:19 +01:00

677 lines
24 KiB
C

/* GStreamer byte reader
*
* Copyright (C) 2008 Sebastian Dröge <sebastian.droege@collabora.co.uk>.
* Copyright (C) 2009 Tim-Philipp Müller <tim centricular net>
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Library General Public
* License as published by the Free Software Foundation; either
* version 2 of the License, or (at your option) any later version.
*
* This library 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
* Library General Public License for more details.
*
* You should have received a copy of the GNU Library General Public
* License along with this library; if not, write to the
* Free Software Foundation, Inc., 51 Franklin St, Fifth Floor,
* Boston, MA 02110-1301, USA.
*/
#pragma once
#include <glib.h>
#include "fpi-byte-utils.h"
G_BEGIN_DECLS
#define FPI_BYTE_READER(reader) ((FpiByteReader *) (reader))
/**
* FpiByteReader:
* @data: (array length=size): Data from which the bit reader will
* read
* @size: Size of @data in bytes
* @byte: Current byte position
*
* A byte reader instance.
*/
typedef struct {
const guint8 *data;
guint size;
guint byte; /* Byte position */
/* < private > */
} FpiByteReader;
FpiByteReader * fpi_byte_reader_new (const guint8 *data, guint size) G_GNUC_MALLOC;
void fpi_byte_reader_free (FpiByteReader *reader);
void fpi_byte_reader_init (FpiByteReader *reader, const guint8 *data, guint size);
gboolean fpi_byte_reader_peek_sub_reader (FpiByteReader * reader,
FpiByteReader * sub_reader,
guint size);
gboolean fpi_byte_reader_get_sub_reader (FpiByteReader * reader,
FpiByteReader * sub_reader,
guint size);
gboolean fpi_byte_reader_set_pos (FpiByteReader *reader, guint pos);
guint fpi_byte_reader_get_pos (const FpiByteReader *reader);
guint fpi_byte_reader_get_remaining (const FpiByteReader *reader);
guint fpi_byte_reader_get_size (const FpiByteReader *reader);
gboolean fpi_byte_reader_skip (FpiByteReader *reader, guint nbytes);
gboolean fpi_byte_reader_get_uint8 (FpiByteReader *reader, guint8 *val);
gboolean fpi_byte_reader_get_int8 (FpiByteReader *reader, gint8 *val);
gboolean fpi_byte_reader_get_uint16_le (FpiByteReader *reader, guint16 *val);
gboolean fpi_byte_reader_get_int16_le (FpiByteReader *reader, gint16 *val);
gboolean fpi_byte_reader_get_uint16_be (FpiByteReader *reader, guint16 *val);
gboolean fpi_byte_reader_get_int16_be (FpiByteReader *reader, gint16 *val);
gboolean fpi_byte_reader_get_uint24_le (FpiByteReader *reader, guint32 *val);
gboolean fpi_byte_reader_get_int24_le (FpiByteReader *reader, gint32 *val);
gboolean fpi_byte_reader_get_uint24_be (FpiByteReader *reader, guint32 *val);
gboolean fpi_byte_reader_get_int24_be (FpiByteReader *reader, gint32 *val);
gboolean fpi_byte_reader_get_uint32_le (FpiByteReader *reader, guint32 *val);
gboolean fpi_byte_reader_get_int32_le (FpiByteReader *reader, gint32 *val);
gboolean fpi_byte_reader_get_uint32_be (FpiByteReader *reader, guint32 *val);
gboolean fpi_byte_reader_get_int32_be (FpiByteReader *reader, gint32 *val);
gboolean fpi_byte_reader_get_uint64_le (FpiByteReader *reader, guint64 *val);
gboolean fpi_byte_reader_get_int64_le (FpiByteReader *reader, gint64 *val);
gboolean fpi_byte_reader_get_uint64_be (FpiByteReader *reader, guint64 *val);
gboolean fpi_byte_reader_get_int64_be (FpiByteReader *reader, gint64 *val);
gboolean fpi_byte_reader_peek_uint8 (const FpiByteReader *reader, guint8 *val);
gboolean fpi_byte_reader_peek_int8 (const FpiByteReader *reader, gint8 *val);
gboolean fpi_byte_reader_peek_uint16_le (const FpiByteReader *reader, guint16 *val);
gboolean fpi_byte_reader_peek_int16_le (const FpiByteReader *reader, gint16 *val);
gboolean fpi_byte_reader_peek_uint16_be (const FpiByteReader *reader, guint16 *val);
gboolean fpi_byte_reader_peek_int16_be (const FpiByteReader *reader, gint16 *val);
gboolean fpi_byte_reader_peek_uint24_le (const FpiByteReader *reader, guint32 *val);
gboolean fpi_byte_reader_peek_int24_le (const FpiByteReader *reader, gint32 *val);
gboolean fpi_byte_reader_peek_uint24_be (const FpiByteReader *reader, guint32 *val);
gboolean fpi_byte_reader_peek_int24_be (const FpiByteReader *reader, gint32 *val);
gboolean fpi_byte_reader_peek_uint32_le (const FpiByteReader *reader, guint32 *val);
gboolean fpi_byte_reader_peek_int32_le (const FpiByteReader *reader, gint32 *val);
gboolean fpi_byte_reader_peek_uint32_be (const FpiByteReader *reader, guint32 *val);
gboolean fpi_byte_reader_peek_int32_be (const FpiByteReader *reader, gint32 *val);
gboolean fpi_byte_reader_peek_uint64_le (const FpiByteReader *reader, guint64 *val);
gboolean fpi_byte_reader_peek_int64_le (const FpiByteReader *reader, gint64 *val);
gboolean fpi_byte_reader_peek_uint64_be (const FpiByteReader *reader, guint64 *val);
gboolean fpi_byte_reader_peek_int64_be (const FpiByteReader *reader, gint64 *val);
gboolean fpi_byte_reader_get_float32_le (FpiByteReader *reader, gfloat *val);
gboolean fpi_byte_reader_get_float32_be (FpiByteReader *reader, gfloat *val);
gboolean fpi_byte_reader_get_float64_le (FpiByteReader *reader, gdouble *val);
gboolean fpi_byte_reader_get_float64_be (FpiByteReader *reader, gdouble *val);
gboolean fpi_byte_reader_peek_float32_le (const FpiByteReader *reader, gfloat *val);
gboolean fpi_byte_reader_peek_float32_be (const FpiByteReader *reader, gfloat *val);
gboolean fpi_byte_reader_peek_float64_le (const FpiByteReader *reader, gdouble *val);
gboolean fpi_byte_reader_peek_float64_be (const FpiByteReader *reader, gdouble *val);
gboolean fpi_byte_reader_dup_data (FpiByteReader * reader, guint size, guint8 ** val);
gboolean fpi_byte_reader_get_data (FpiByteReader * reader, guint size, const guint8 ** val);
gboolean fpi_byte_reader_peek_data (const FpiByteReader * reader, guint size, const guint8 ** val);
#define fpi_byte_reader_dup_string(reader,str) \
fpi_byte_reader_dup_string_utf8(reader,str)
gboolean fpi_byte_reader_dup_string_utf8 (FpiByteReader * reader, gchar ** str);
gboolean fpi_byte_reader_dup_string_utf16 (FpiByteReader * reader, guint16 ** str);
gboolean fpi_byte_reader_dup_string_utf32 (FpiByteReader * reader, guint32 ** str);
#define fpi_byte_reader_skip_string(reader) \
fpi_byte_reader_skip_string_utf8(reader)
gboolean fpi_byte_reader_skip_string_utf8 (FpiByteReader * reader);
gboolean fpi_byte_reader_skip_string_utf16 (FpiByteReader * reader);
gboolean fpi_byte_reader_skip_string_utf32 (FpiByteReader * reader);
#define fpi_byte_reader_get_string(reader,str) \
fpi_byte_reader_get_string_utf8(reader,str)
#define fpi_byte_reader_peek_string(reader,str) \
fpi_byte_reader_peek_string_utf8(reader,str)
gboolean fpi_byte_reader_get_string_utf8 (FpiByteReader * reader, const gchar ** str);
gboolean fpi_byte_reader_peek_string_utf8 (const FpiByteReader * reader, const gchar ** str);
guint fpi_byte_reader_masked_scan_uint32 (const FpiByteReader * reader,
guint32 mask,
guint32 pattern,
guint offset,
guint size);
guint fpi_byte_reader_masked_scan_uint32_peek (const FpiByteReader * reader,
guint32 mask,
guint32 pattern,
guint offset,
guint size,
guint32 * value);
/**
* FPI_BYTE_READER_INIT:
* @data: Data from which the #FpiByteReader should read
* @size: Size of @data in bytes
*
* A #FpiByteReader must be initialized with this macro, before it can be
* used. This macro can used be to initialize a variable, but it cannot
* be assigned to a variable. In that case you have to use
* fpi_byte_reader_init().
*/
#define FPI_BYTE_READER_INIT(data, size) {data, size, 0}
/* unchecked variants */
static inline void
fpi_byte_reader_skip_unchecked (FpiByteReader * reader, guint nbytes)
{
reader->byte += nbytes;
}
#define __FPI_BYTE_READER_GET_PEEK_BITS_UNCHECKED(bits,type,lower,upper,adj) \
\
static inline type \
fpi_byte_reader_peek_##lower##_unchecked (const FpiByteReader * reader) \
{ \
type val = (type) FP_READ_##upper (reader->data + reader->byte); \
adj \
return val; \
} \
\
static inline type \
fpi_byte_reader_get_##lower##_unchecked (FpiByteReader * reader) \
{ \
type val = fpi_byte_reader_peek_##lower##_unchecked (reader); \
reader->byte += bits / 8; \
return val; \
}
__FPI_BYTE_READER_GET_PEEK_BITS_UNCHECKED(8,guint8,uint8,UINT8,/* */)
__FPI_BYTE_READER_GET_PEEK_BITS_UNCHECKED(8,gint8,int8,UINT8,/* */)
__FPI_BYTE_READER_GET_PEEK_BITS_UNCHECKED(16,guint16,uint16_le,UINT16_LE,/* */)
__FPI_BYTE_READER_GET_PEEK_BITS_UNCHECKED(16,guint16,uint16_be,UINT16_BE,/* */)
__FPI_BYTE_READER_GET_PEEK_BITS_UNCHECKED(16,gint16,int16_le,UINT16_LE,/* */)
__FPI_BYTE_READER_GET_PEEK_BITS_UNCHECKED(16,gint16,int16_be,UINT16_BE,/* */)
__FPI_BYTE_READER_GET_PEEK_BITS_UNCHECKED(32,guint32,uint32_le,UINT32_LE,/* */)
__FPI_BYTE_READER_GET_PEEK_BITS_UNCHECKED(32,guint32,uint32_be,UINT32_BE,/* */)
__FPI_BYTE_READER_GET_PEEK_BITS_UNCHECKED(32,gint32,int32_le,UINT32_LE,/* */)
__FPI_BYTE_READER_GET_PEEK_BITS_UNCHECKED(32,gint32,int32_be,UINT32_BE,/* */)
__FPI_BYTE_READER_GET_PEEK_BITS_UNCHECKED(24,guint32,uint24_le,UINT24_LE,/* */)
__FPI_BYTE_READER_GET_PEEK_BITS_UNCHECKED(24,guint32,uint24_be,UINT24_BE,/* */)
/* fix up the sign for 24-bit signed ints stored in 32-bit signed ints */
__FPI_BYTE_READER_GET_PEEK_BITS_UNCHECKED(24,gint32,int24_le,UINT24_LE,
if (val & 0x00800000) val |= 0xff000000;)
__FPI_BYTE_READER_GET_PEEK_BITS_UNCHECKED(24,gint32,int24_be,UINT24_BE,
if (val & 0x00800000) val |= 0xff000000;)
__FPI_BYTE_READER_GET_PEEK_BITS_UNCHECKED(64,guint64,uint64_le,UINT64_LE,/* */)
__FPI_BYTE_READER_GET_PEEK_BITS_UNCHECKED(64,guint64,uint64_be,UINT64_BE,/* */)
__FPI_BYTE_READER_GET_PEEK_BITS_UNCHECKED(64,gint64,int64_le,UINT64_LE,/* */)
__FPI_BYTE_READER_GET_PEEK_BITS_UNCHECKED(64,gint64,int64_be,UINT64_BE,/* */)
__FPI_BYTE_READER_GET_PEEK_BITS_UNCHECKED(32,gfloat,float32_le,FLOAT_LE,/* */)
__FPI_BYTE_READER_GET_PEEK_BITS_UNCHECKED(32,gfloat,float32_be,FLOAT_BE,/* */)
__FPI_BYTE_READER_GET_PEEK_BITS_UNCHECKED(64,gdouble,float64_le,DOUBLE_LE,/* */)
__FPI_BYTE_READER_GET_PEEK_BITS_UNCHECKED(64,gdouble,float64_be,DOUBLE_BE,/* */)
#undef __GET_PEEK_BITS_UNCHECKED
static inline const guint8 *
fpi_byte_reader_peek_data_unchecked (const FpiByteReader * reader)
{
return (const guint8 *) (reader->data + reader->byte);
}
static inline const guint8 *
fpi_byte_reader_get_data_unchecked (FpiByteReader * reader, guint size)
{
const guint8 *data;
data = fpi_byte_reader_peek_data_unchecked (reader);
fpi_byte_reader_skip_unchecked (reader, size);
return data;
}
static inline guint8 *
fpi_byte_reader_dup_data_unchecked (FpiByteReader * reader, guint size)
{
gconstpointer data = fpi_byte_reader_get_data_unchecked (reader, size);
return (guint8 *) g_memdup (data, size);
}
/* Unchecked variants that should not be used */
static inline guint
fpi_byte_reader_get_pos_unchecked (const FpiByteReader * reader)
{
return reader->byte;
}
static inline guint
fpi_byte_reader_get_remaining_unchecked (const FpiByteReader * reader)
{
return reader->size - reader->byte;
}
static inline guint
fpi_byte_reader_get_size_unchecked (const FpiByteReader * reader)
{
return reader->size;
}
/* inlined variants (do not use directly) */
static inline guint
fpi_byte_reader_get_remaining_inline (const FpiByteReader * reader)
{
g_return_val_if_fail (reader != NULL, 0);
return fpi_byte_reader_get_remaining_unchecked (reader);
}
static inline guint
fpi_byte_reader_get_size_inline (const FpiByteReader * reader)
{
g_return_val_if_fail (reader != NULL, 0);
return fpi_byte_reader_get_size_unchecked (reader);
}
#define __FPI_BYTE_READER_GET_PEEK_BITS_INLINE(bits,type,name) \
\
static inline gboolean \
fpi_byte_reader_peek_##name##_inline (const FpiByteReader * reader, type * val) \
{ \
g_return_val_if_fail (reader != NULL, FALSE); \
g_return_val_if_fail (val != NULL, FALSE); \
\
if (fpi_byte_reader_get_remaining_unchecked (reader) < (bits / 8)) \
return FALSE; \
\
*val = fpi_byte_reader_peek_##name##_unchecked (reader); \
return TRUE; \
} \
\
static inline gboolean \
fpi_byte_reader_get_##name##_inline (FpiByteReader * reader, type * val) \
{ \
g_return_val_if_fail (reader != NULL, FALSE); \
g_return_val_if_fail (val != NULL, FALSE); \
\
if (fpi_byte_reader_get_remaining_unchecked (reader) < (bits / 8)) \
return FALSE; \
\
*val = fpi_byte_reader_get_##name##_unchecked (reader); \
return TRUE; \
}
__FPI_BYTE_READER_GET_PEEK_BITS_INLINE(8,guint8,uint8)
__FPI_BYTE_READER_GET_PEEK_BITS_INLINE(8,gint8,int8)
__FPI_BYTE_READER_GET_PEEK_BITS_INLINE(16,guint16,uint16_le)
__FPI_BYTE_READER_GET_PEEK_BITS_INLINE(16,guint16,uint16_be)
__FPI_BYTE_READER_GET_PEEK_BITS_INLINE(16,gint16,int16_le)
__FPI_BYTE_READER_GET_PEEK_BITS_INLINE(16,gint16,int16_be)
__FPI_BYTE_READER_GET_PEEK_BITS_INLINE(32,guint32,uint32_le)
__FPI_BYTE_READER_GET_PEEK_BITS_INLINE(32,guint32,uint32_be)
__FPI_BYTE_READER_GET_PEEK_BITS_INLINE(32,gint32,int32_le)
__FPI_BYTE_READER_GET_PEEK_BITS_INLINE(32,gint32,int32_be)
__FPI_BYTE_READER_GET_PEEK_BITS_INLINE(24,guint32,uint24_le)
__FPI_BYTE_READER_GET_PEEK_BITS_INLINE(24,guint32,uint24_be)
__FPI_BYTE_READER_GET_PEEK_BITS_INLINE(24,gint32,int24_le)
__FPI_BYTE_READER_GET_PEEK_BITS_INLINE(24,gint32,int24_be)
__FPI_BYTE_READER_GET_PEEK_BITS_INLINE(64,guint64,uint64_le)
__FPI_BYTE_READER_GET_PEEK_BITS_INLINE(64,guint64,uint64_be)
__FPI_BYTE_READER_GET_PEEK_BITS_INLINE(64,gint64,int64_le)
__FPI_BYTE_READER_GET_PEEK_BITS_INLINE(64,gint64,int64_be)
__FPI_BYTE_READER_GET_PEEK_BITS_INLINE(32,gfloat,float32_le)
__FPI_BYTE_READER_GET_PEEK_BITS_INLINE(32,gfloat,float32_be)
__FPI_BYTE_READER_GET_PEEK_BITS_INLINE(64,gdouble,float64_le)
__FPI_BYTE_READER_GET_PEEK_BITS_INLINE(64,gdouble,float64_be)
#undef __FPI_BYTE_READER_GET_PEEK_BITS_INLINE
#ifndef FPI_BYTE_READER_DISABLE_INLINES
#define fpi_byte_reader_init(reader,data,size) \
fpi_byte_reader_init_inline(reader,data,size)
#define fpi_byte_reader_get_remaining(reader) \
fpi_byte_reader_get_remaining_inline(reader)
#define fpi_byte_reader_get_size(reader) \
fpi_byte_reader_get_size_inline(reader)
#define fpi_byte_reader_get_pos(reader) \
fpi_byte_reader_get_pos_inline(reader)
/* we use defines here so we can add the G_LIKELY() */
#define fpi_byte_reader_get_uint8(reader,val) \
G_LIKELY(fpi_byte_reader_get_uint8_inline(reader,val))
#define fpi_byte_reader_get_int8(reader,val) \
G_LIKELY(fpi_byte_reader_get_int8_inline(reader,val))
#define fpi_byte_reader_get_uint16_le(reader,val) \
G_LIKELY(fpi_byte_reader_get_uint16_le_inline(reader,val))
#define fpi_byte_reader_get_int16_le(reader,val) \
G_LIKELY(fpi_byte_reader_get_int16_le_inline(reader,val))
#define fpi_byte_reader_get_uint16_be(reader,val) \
G_LIKELY(fpi_byte_reader_get_uint16_be_inline(reader,val))
#define fpi_byte_reader_get_int16_be(reader,val) \
G_LIKELY(fpi_byte_reader_get_int16_be_inline(reader,val))
#define fpi_byte_reader_get_uint24_le(reader,val) \
G_LIKELY(fpi_byte_reader_get_uint24_le_inline(reader,val))
#define fpi_byte_reader_get_int24_le(reader,val) \
G_LIKELY(fpi_byte_reader_get_int24_le_inline(reader,val))
#define fpi_byte_reader_get_uint24_be(reader,val) \
G_LIKELY(fpi_byte_reader_get_uint24_be_inline(reader,val))
#define fpi_byte_reader_get_int24_be(reader,val) \
G_LIKELY(fpi_byte_reader_get_int24_be_inline(reader,val))
#define fpi_byte_reader_get_uint32_le(reader,val) \
G_LIKELY(fpi_byte_reader_get_uint32_le_inline(reader,val))
#define fpi_byte_reader_get_int32_le(reader,val) \
G_LIKELY(fpi_byte_reader_get_int32_le_inline(reader,val))
#define fpi_byte_reader_get_uint32_be(reader,val) \
G_LIKELY(fpi_byte_reader_get_uint32_be_inline(reader,val))
#define fpi_byte_reader_get_int32_be(reader,val) \
G_LIKELY(fpi_byte_reader_get_int32_be_inline(reader,val))
#define fpi_byte_reader_get_uint64_le(reader,val) \
G_LIKELY(fpi_byte_reader_get_uint64_le_inline(reader,val))
#define fpi_byte_reader_get_int64_le(reader,val) \
G_LIKELY(fpi_byte_reader_get_int64_le_inline(reader,val))
#define fpi_byte_reader_get_uint64_be(reader,val) \
G_LIKELY(fpi_byte_reader_get_uint64_be_inline(reader,val))
#define fpi_byte_reader_get_int64_be(reader,val) \
G_LIKELY(fpi_byte_reader_get_int64_be_inline(reader,val))
#define fpi_byte_reader_peek_uint8(reader,val) \
G_LIKELY(fpi_byte_reader_peek_uint8_inline(reader,val))
#define fpi_byte_reader_peek_int8(reader,val) \
G_LIKELY(fpi_byte_reader_peek_int8_inline(reader,val))
#define fpi_byte_reader_peek_uint16_le(reader,val) \
G_LIKELY(fpi_byte_reader_peek_uint16_le_inline(reader,val))
#define fpi_byte_reader_peek_int16_le(reader,val) \
G_LIKELY(fpi_byte_reader_peek_int16_le_inline(reader,val))
#define fpi_byte_reader_peek_uint16_be(reader,val) \
G_LIKELY(fpi_byte_reader_peek_uint16_be_inline(reader,val))
#define fpi_byte_reader_peek_int16_be(reader,val) \
G_LIKELY(fpi_byte_reader_peek_int16_be_inline(reader,val))
#define fpi_byte_reader_peek_uint24_le(reader,val) \
G_LIKELY(fpi_byte_reader_peek_uint24_le_inline(reader,val))
#define fpi_byte_reader_peek_int24_le(reader,val) \
G_LIKELY(fpi_byte_reader_peek_int24_le_inline(reader,val))
#define fpi_byte_reader_peek_uint24_be(reader,val) \
G_LIKELY(fpi_byte_reader_peek_uint24_be_inline(reader,val))
#define fpi_byte_reader_peek_int24_be(reader,val) \
G_LIKELY(fpi_byte_reader_peek_int24_be_inline(reader,val))
#define fpi_byte_reader_peek_uint32_le(reader,val) \
G_LIKELY(fpi_byte_reader_peek_uint32_le_inline(reader,val))
#define fpi_byte_reader_peek_int32_le(reader,val) \
G_LIKELY(fpi_byte_reader_peek_int32_le_inline(reader,val))
#define fpi_byte_reader_peek_uint32_be(reader,val) \
G_LIKELY(fpi_byte_reader_peek_uint32_be_inline(reader,val))
#define fpi_byte_reader_peek_int32_be(reader,val) \
G_LIKELY(fpi_byte_reader_peek_int32_be_inline(reader,val))
#define fpi_byte_reader_peek_uint64_le(reader,val) \
G_LIKELY(fpi_byte_reader_peek_uint64_le_inline(reader,val))
#define fpi_byte_reader_peek_int64_le(reader,val) \
G_LIKELY(fpi_byte_reader_peek_int64_le_inline(reader,val))
#define fpi_byte_reader_peek_uint64_be(reader,val) \
G_LIKELY(fpi_byte_reader_peek_uint64_be_inline(reader,val))
#define fpi_byte_reader_peek_int64_be(reader,val) \
G_LIKELY(fpi_byte_reader_peek_int64_be_inline(reader,val))
#define fpi_byte_reader_get_float32_le(reader,val) \
G_LIKELY(fpi_byte_reader_get_float32_le_inline(reader,val))
#define fpi_byte_reader_get_float32_be(reader,val) \
G_LIKELY(fpi_byte_reader_get_float32_be_inline(reader,val))
#define fpi_byte_reader_get_float64_le(reader,val) \
G_LIKELY(fpi_byte_reader_get_float64_le_inline(reader,val))
#define fpi_byte_reader_get_float64_be(reader,val) \
G_LIKELY(fpi_byte_reader_get_float64_be_inline(reader,val))
#define fpi_byte_reader_peek_float32_le(reader,val) \
G_LIKELY(fpi_byte_reader_peek_float32_le_inline(reader,val))
#define fpi_byte_reader_peek_float32_be(reader,val) \
G_LIKELY(fpi_byte_reader_peek_float32_be_inline(reader,val))
#define fpi_byte_reader_peek_float64_le(reader,val) \
G_LIKELY(fpi_byte_reader_peek_float64_le_inline(reader,val))
#define fpi_byte_reader_peek_float64_be(reader,val) \
G_LIKELY(fpi_byte_reader_peek_float64_be_inline(reader,val))
#endif /* FPI_BYTE_READER_DISABLE_INLINES */
static inline void
fpi_byte_reader_init_inline (FpiByteReader * reader, const guint8 * data, guint size)
{
g_return_if_fail (reader != NULL);
reader->data = data;
reader->size = size;
reader->byte = 0;
}
static inline gboolean
fpi_byte_reader_peek_sub_reader_inline (FpiByteReader * reader,
FpiByteReader * sub_reader, guint size)
{
g_return_val_if_fail (reader != NULL, FALSE);
g_return_val_if_fail (sub_reader != NULL, FALSE);
if (fpi_byte_reader_get_remaining_unchecked (reader) < size)
return FALSE;
sub_reader->data = reader->data + reader->byte;
sub_reader->byte = 0;
sub_reader->size = size;
return TRUE;
}
static inline gboolean
fpi_byte_reader_get_sub_reader_inline (FpiByteReader * reader,
FpiByteReader * sub_reader, guint size)
{
if (!fpi_byte_reader_peek_sub_reader_inline (reader, sub_reader, size))
return FALSE;
fpi_byte_reader_skip_unchecked (reader, size);
return TRUE;
}
static inline gboolean
fpi_byte_reader_dup_data_inline (FpiByteReader * reader, guint size, guint8 ** val)
{
g_return_val_if_fail (reader != NULL, FALSE);
g_return_val_if_fail (val != NULL, FALSE);
if (G_UNLIKELY (size > reader->size || fpi_byte_reader_get_remaining_unchecked (reader) < size))
return FALSE;
*val = fpi_byte_reader_dup_data_unchecked (reader, size);
return TRUE;
}
static inline gboolean
fpi_byte_reader_get_data_inline (FpiByteReader * reader, guint size, const guint8 ** val)
{
g_return_val_if_fail (reader != NULL, FALSE);
g_return_val_if_fail (val != NULL, FALSE);
if (G_UNLIKELY (size > reader->size || fpi_byte_reader_get_remaining_unchecked (reader) < size))
return FALSE;
*val = fpi_byte_reader_get_data_unchecked (reader, size);
return TRUE;
}
static inline gboolean
fpi_byte_reader_peek_data_inline (const FpiByteReader * reader, guint size, const guint8 ** val)
{
g_return_val_if_fail (reader != NULL, FALSE);
g_return_val_if_fail (val != NULL, FALSE);
if (G_UNLIKELY (size > reader->size || fpi_byte_reader_get_remaining_unchecked (reader) < size))
return FALSE;
*val = fpi_byte_reader_peek_data_unchecked (reader);
return TRUE;
}
static inline guint
fpi_byte_reader_get_pos_inline (const FpiByteReader * reader)
{
g_return_val_if_fail (reader != NULL, 0);
return fpi_byte_reader_get_pos_unchecked (reader);
}
static inline gboolean
fpi_byte_reader_skip_inline (FpiByteReader * reader, guint nbytes)
{
g_return_val_if_fail (reader != NULL, FALSE);
if (G_UNLIKELY (fpi_byte_reader_get_remaining_unchecked (reader) < nbytes))
return FALSE;
reader->byte += nbytes;
return TRUE;
}
#ifndef FPI_BYTE_READER_DISABLE_INLINES
#define fpi_byte_reader_dup_data(reader,size,val) \
G_LIKELY(fpi_byte_reader_dup_data_inline(reader,size,val))
#define fpi_byte_reader_get_data(reader,size,val) \
G_LIKELY(fpi_byte_reader_get_data_inline(reader,size,val))
#define fpi_byte_reader_peek_data(reader,size,val) \
G_LIKELY(fpi_byte_reader_peek_data_inline(reader,size,val))
#define fpi_byte_reader_skip(reader,nbytes) \
G_LIKELY(fpi_byte_reader_skip_inline(reader,nbytes))
#endif /* FPI_BYTE_READER_DISABLE_INLINES */
G_END_DECLS