GCC Code Coverage Report

Directory:	./
File:	libfprint/fpi-byte-writer.h
Date:	2025-08-09 07:40:30

	Exec	Total	Coverage
Lines:	38	68	55.9%
Functions:	6	44	13.6%
Branches:	16	112	14.3%

  
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      /* GStreamer byte writer
    
       *
    
       * Copyright (C) 2009 Sebastian Dröge <sebastian.droege@collabora.co.uk>.
    
       *
    
       * 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 "fpi-byte-reader.h"
    
      #include <string.h>
    
      G_BEGIN_DECLS
    
      #define FPI_BYTE_WRITER(writer) ((FpiByteWriter *) (writer))
    
      /**
    
       * FpiByteWriter:
    
       * @parent: #FpiByteReader parent
    
       * @alloc_size: Allocation size of the data
    
       * @fixed: If %TRUE no reallocations are allowed
    
       * @owned: If %FALSE no reallocations are allowed and copies of data are returned
    
       *
    
       * A byte writer instance.
    
       */
    
      typedef struct {
    
        FpiByteReader parent;
    
        guint alloc_size;
    
        gboolean fixed;
    
        gboolean owned;
    
        /* < private > */
    
      } FpiByteWriter;
    
      FpiByteWriter * fpi_byte_writer_new             (void) G_GNUC_MALLOC;
    
      FpiByteWriter * fpi_byte_writer_new_with_size   (guint size, gboolean fixed) G_GNUC_MALLOC;
    
      FpiByteWriter * fpi_byte_writer_new_with_data   (guint8 *data, guint size, gboolean initialized) G_GNUC_MALLOC;
    
      void            fpi_byte_writer_init            (FpiByteWriter *writer);
    
      void            fpi_byte_writer_init_with_size  (FpiByteWriter *writer, guint size, gboolean fixed);
    
      void            fpi_byte_writer_init_with_data  (FpiByteWriter *writer, guint8 *data,
    
                                                       guint size, gboolean initialized);
    
      void            fpi_byte_writer_free                    (FpiByteWriter *writer);
    
      guint8 *        fpi_byte_writer_free_and_get_data       (FpiByteWriter *writer);
    
      void            fpi_byte_writer_reset                   (FpiByteWriter *writer);
    
      guint8 *        fpi_byte_writer_reset_and_get_data      (FpiByteWriter *writer);
    
      /**
    
       * fpi_byte_writer_get_pos:
    
       * @writer: #FpiByteWriter instance
    
       *
    
       * Returns: The current position of the read/write cursor
    
       */
    
      /**
    
       * fpi_byte_writer_set_pos:
    
       * @writer: #FpiByteWriter instance
    
       * @pos: new position
    
       *
    
       * Sets the current read/write cursor of @writer. The new position
    
       * can only be between 0 and the current size.
    
       *
    
       * Returns: %TRUE if the new position could be set
    
       */
    
      /**
    
       * fpi_byte_writer_get_size:
    
       * @writer: #FpiByteWriter instance
    
       *
    
       * Returns: The current, initialized size of the data
    
       */
    
      static inline guint
    
      709
      fpi_byte_writer_get_pos (const FpiByteWriter *writer)
    
      {
    
      709
        return fpi_byte_reader_get_pos ((const FpiByteReader *) writer);
    
      }
    
      static inline gboolean
    
      657
      fpi_byte_writer_set_pos (FpiByteWriter *writer, guint pos)
    
      {
    
      657
        return fpi_byte_reader_set_pos (FPI_BYTE_READER (writer), pos);
    
      }
    
      static inline gboolean
    
      709
      fpi_byte_writer_change_pos (FpiByteWriter *writer, gint pos)
    
      {
    
      709
        pos = fpi_byte_writer_get_pos (writer) + pos;
    
        1/2✓ Branch 0 (3→4) taken 709 times.
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      709
        if (pos < 0)
    
          return FALSE;
    
      709
        return fpi_byte_reader_set_pos (FPI_BYTE_READER (writer), pos);
    
      }
    
      static inline guint
    
      8
      fpi_byte_writer_get_size (const FpiByteWriter *writer)
    
      {
    
      8
        return fpi_byte_reader_get_size ((const FpiByteReader *) writer);
    
      }
    
      guint           fpi_byte_writer_get_remaining     (const FpiByteWriter *writer);
    
      gboolean        fpi_byte_writer_ensure_free_space (FpiByteWriter *writer, guint size);
    
      gboolean        fpi_byte_writer_put_uint8         (FpiByteWriter *writer, guint8 val);
    
      gboolean        fpi_byte_writer_put_int8          (FpiByteWriter *writer, gint8 val);
    
      gboolean        fpi_byte_writer_put_uint16_be     (FpiByteWriter *writer, guint16 val);
    
      gboolean        fpi_byte_writer_put_uint16_le     (FpiByteWriter *writer, guint16 val);
    
      gboolean        fpi_byte_writer_put_int16_be      (FpiByteWriter *writer, gint16 val);
    
      gboolean        fpi_byte_writer_put_int16_le      (FpiByteWriter *writer, gint16 val);
    
      gboolean        fpi_byte_writer_put_uint24_be     (FpiByteWriter *writer, guint32 val);
    
      gboolean        fpi_byte_writer_put_uint24_le     (FpiByteWriter *writer, guint32 val);
    
      gboolean        fpi_byte_writer_put_int24_be      (FpiByteWriter *writer, gint32 val);
    
      gboolean        fpi_byte_writer_put_int24_le      (FpiByteWriter *writer, gint32 val);
    
      gboolean        fpi_byte_writer_put_uint32_be     (FpiByteWriter *writer, guint32 val);
    
      gboolean        fpi_byte_writer_put_uint32_le     (FpiByteWriter *writer, guint32 val);
    
      gboolean        fpi_byte_writer_put_int32_be      (FpiByteWriter *writer, gint32 val);
    
      gboolean        fpi_byte_writer_put_int32_le      (FpiByteWriter *writer, gint32 val);
    
      gboolean        fpi_byte_writer_put_uint64_be     (FpiByteWriter *writer, guint64 val);
    
      gboolean        fpi_byte_writer_put_uint64_le     (FpiByteWriter *writer, guint64 val);
    
      gboolean        fpi_byte_writer_put_int64_be      (FpiByteWriter *writer, gint64 val);
    
      gboolean        fpi_byte_writer_put_int64_le      (FpiByteWriter *writer, gint64 val);
    
      gboolean        fpi_byte_writer_put_float32_be    (FpiByteWriter *writer, gfloat val);
    
      gboolean        fpi_byte_writer_put_float32_le    (FpiByteWriter *writer, gfloat val);
    
      gboolean        fpi_byte_writer_put_float64_be    (FpiByteWriter *writer, gdouble val);
    
      gboolean        fpi_byte_writer_put_float64_le    (FpiByteWriter *writer, gdouble val);
    
      gboolean        fpi_byte_writer_put_data          (FpiByteWriter *writer, const guint8 *data, guint size);
    
      gboolean        fpi_byte_writer_fill              (FpiByteWriter *writer, guint8 value, guint size);
    
      gboolean        fpi_byte_writer_put_string_utf8   (FpiByteWriter *writer, const gchar *data);
    
      gboolean        fpi_byte_writer_put_string_utf16  (FpiByteWriter *writer, const guint16 *data);
    
      gboolean        fpi_byte_writer_put_string_utf32  (FpiByteWriter *writer, const guint32 *data);
    
      /**
    
       * fpi_byte_writer_put_string:
    
       * @writer: #FpiByteWriter instance
    
       * @data: (in) (array zero-terminated=1): Null terminated string
    
       *
    
       * Write a NUL-terminated string to @writer (including the terminator). The
    
       * string is assumed to be in an 8-bit encoding (e.g. ASCII,UTF-8 or
    
       * ISO-8859-1).
    
       *
    
       * Returns: %TRUE if the string could be written
    
       */
    
      #define fpi_byte_writer_put_string(writer, data) \
    
        fpi_byte_writer_put_string_utf8(writer, data)
    
      static inline guint
    
      16
      fpi_byte_writer_next_pow2 (guint n)
    
      {
    
      16
        guint ret = 16;
    
        /* We start with 16, smaller allocations make no sense */
    
        2/2✓ Branch 0 (9→8) taken 16 times.
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      32
        while (ret < n && ret > 0)
    
      16
          ret <<= 1;
    
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      16
        return ret ? ret : n;
    
      }
    
      static inline gboolean
    
      2043
      fpi_byte_writer_ensure_free_space_inline (FpiByteWriter * writer, guint size)
    
      {
    
      2043
        gpointer data;
    
        2/2✓ Branch 0 (2→3) taken 16 times.
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      2043
        if (G_LIKELY (size <= writer->alloc_size - writer->parent.byte))
    
          return TRUE;
    
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      16
        if (G_UNLIKELY (writer->fixed || !writer->owned))
    
          return FALSE;
    
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      16
        if (G_UNLIKELY (writer->parent.byte > G_MAXUINT - size))
    
          return FALSE;
    
      16
        writer->alloc_size = fpi_byte_writer_next_pow2 (writer->parent.byte + size);
    
      16
        data = g_try_realloc ((guint8 *) writer->parent.data, writer->alloc_size);
    
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      16
        if (G_UNLIKELY (data == NULL))
    
          return FALSE;
    
      16
        writer->parent.data = (guint8 *) data;
    
      16
        return TRUE;
    
      }
    
      #define __FPI_BYTE_WRITER_CREATE_WRITE_FUNC(bits,type,name,write_func) \
    
      static inline void \
    
      fpi_byte_writer_put_##name##_unchecked (FpiByteWriter *writer, type val) \
    
      { \
    
        guint8 *write_data; \
    
        \
    
        write_data = (guint8 *) writer->parent.data + writer->parent.byte; \
    
        write_func (write_data, val); \
    
        writer->parent.byte += bits/8; \
    
        writer->parent.size = MAX (writer->parent.size, writer->parent.byte); \
    
      } \
    
      \
    
      static inline gboolean \
    
      fpi_byte_writer_put_##name##_inline (FpiByteWriter *writer, type val) \
    
      { \
    
        g_return_val_if_fail (writer != NULL, FALSE); \
    
        \
    
        if (G_UNLIKELY (!fpi_byte_writer_ensure_free_space_inline(writer, bits/8))) \
    
          return FALSE; \
    
        \
    
        fpi_byte_writer_put_##name##_unchecked (writer, val); \
    
        \
    
        return TRUE; \
    
      }
    
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      64
      __FPI_BYTE_WRITER_CREATE_WRITE_FUNC (8, guint8, uint8, FP_WRITE_UINT8)
    
      ✗
      __FPI_BYTE_WRITER_CREATE_WRITE_FUNC (8, gint8, int8, FP_WRITE_UINT8)
    
      ✗
      __FPI_BYTE_WRITER_CREATE_WRITE_FUNC (16, guint16, uint16_le, FP_WRITE_UINT16_LE)
    
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      625
      __FPI_BYTE_WRITER_CREATE_WRITE_FUNC (16, guint16, uint16_be, FP_WRITE_UINT16_BE)
    
      ✗
      __FPI_BYTE_WRITER_CREATE_WRITE_FUNC (16, gint16, int16_le, FP_WRITE_UINT16_LE)
    
      ✗
      __FPI_BYTE_WRITER_CREATE_WRITE_FUNC (16, gint16, int16_be, FP_WRITE_UINT16_BE)
    
      ✗
      __FPI_BYTE_WRITER_CREATE_WRITE_FUNC (24, guint32, uint24_le, FP_WRITE_UINT24_LE)
    
      ✗
      __FPI_BYTE_WRITER_CREATE_WRITE_FUNC (24, guint32, uint24_be, FP_WRITE_UINT24_BE)
    
      ✗
      __FPI_BYTE_WRITER_CREATE_WRITE_FUNC (24, gint32, int24_le, FP_WRITE_UINT24_LE)
    
      ✗
      __FPI_BYTE_WRITER_CREATE_WRITE_FUNC (24, gint32, int24_be, FP_WRITE_UINT24_BE)
    
      ✗
      __FPI_BYTE_WRITER_CREATE_WRITE_FUNC (32, guint32, uint32_le, FP_WRITE_UINT32_LE)
    
      ✗
      __FPI_BYTE_WRITER_CREATE_WRITE_FUNC (32, guint32, uint32_be, FP_WRITE_UINT32_BE)
    
      ✗
      __FPI_BYTE_WRITER_CREATE_WRITE_FUNC (32, gint32, int32_le, FP_WRITE_UINT32_LE)
    
      ✗
      __FPI_BYTE_WRITER_CREATE_WRITE_FUNC (32, gint32, int32_be, FP_WRITE_UINT32_BE)
    
      ✗
      __FPI_BYTE_WRITER_CREATE_WRITE_FUNC (64, guint64, uint64_le, FP_WRITE_UINT64_LE)
    
      ✗
      __FPI_BYTE_WRITER_CREATE_WRITE_FUNC (64, guint64, uint64_be, FP_WRITE_UINT64_BE)
    
      ✗
      __FPI_BYTE_WRITER_CREATE_WRITE_FUNC (64, gint64, int64_le, FP_WRITE_UINT64_LE)
    
      ✗
      __FPI_BYTE_WRITER_CREATE_WRITE_FUNC (64, gint64, int64_be, FP_WRITE_UINT64_BE)
    
      ✗
      __FPI_BYTE_WRITER_CREATE_WRITE_FUNC (32, gfloat, float32_be, FP_WRITE_FLOAT_BE)
    
      ✗
      __FPI_BYTE_WRITER_CREATE_WRITE_FUNC (32, gfloat, float32_le, FP_WRITE_FLOAT_LE)
    
      ✗
      __FPI_BYTE_WRITER_CREATE_WRITE_FUNC (64, gdouble, float64_be, FP_WRITE_DOUBLE_BE)
    
      ✗
      __FPI_BYTE_WRITER_CREATE_WRITE_FUNC (64, gdouble, float64_le, FP_WRITE_DOUBLE_LE)
    
      #undef __FPI_BYTE_WRITER_CREATE_WRITE_FUNC
    
      static inline void
    
      1354
      fpi_byte_writer_put_data_unchecked (FpiByteWriter * writer, const guint8 * data,
    
          guint size)
    
      {
    
      1354
        memcpy ((guint8 *) & writer->parent.data[writer->parent.byte], data, size);
    
      1354
        writer->parent.byte += size;
    
      1354
        writer->parent.size = MAX (writer->parent.size, writer->parent.byte);
    
      1354
      }
    
      static inline gboolean
    
      1354
      fpi_byte_writer_put_data_inline (FpiByteWriter * writer, const guint8 * data,
    
          guint size)
    
      {
    
        1/2✓ Branch 0 (2→3) taken 1354 times.
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      1354
        g_return_val_if_fail (writer != NULL, FALSE);
    
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      1354
        if (G_UNLIKELY (!fpi_byte_writer_ensure_free_space_inline (writer, size)))
    
          return FALSE;
    
      1354
        fpi_byte_writer_put_data_unchecked (writer, data, size);
    
      1354
        return TRUE;
    
      }
    
      static inline void
    
      ✗
      fpi_byte_writer_fill_unchecked (FpiByteWriter * writer, guint8 value, guint size)
    
      {
    
      ✗
        memset ((guint8 *) & writer->parent.data[writer->parent.byte], value, size);
    
      ✗
        writer->parent.byte += size;
    
      ✗
        writer->parent.size = MAX (writer->parent.size, writer->parent.byte);
    
      ✗
      }
    
      static inline gboolean
    
      ✗
      fpi_byte_writer_fill_inline (FpiByteWriter * writer, guint8 value, guint size)
    
      {
    
      ✗
        g_return_val_if_fail (writer != NULL, FALSE);
    
      ✗
        if (G_UNLIKELY (!fpi_byte_writer_ensure_free_space_inline (writer, size)))
    
          return FALSE;
    
      ✗
        fpi_byte_writer_fill_unchecked (writer, value, size);
    
      ✗
        return TRUE;
    
      }
    
      #ifndef FPI_BYTE_WRITER_DISABLE_INLINES
    
      /* we use defines here so we can add the G_LIKELY() */
    
      #define fpi_byte_writer_ensure_free_space(writer, size) \
    
          G_LIKELY (fpi_byte_writer_ensure_free_space_inline (writer, size))
    
      #define fpi_byte_writer_put_uint8(writer, val) \
    
          G_LIKELY (fpi_byte_writer_put_uint8_inline (writer, val))
    
      #define fpi_byte_writer_put_int8(writer, val) \
    
          G_LIKELY (fpi_byte_writer_put_int8_inline (writer, val))
    
      #define fpi_byte_writer_put_uint16_be(writer, val) \
    
          G_LIKELY (fpi_byte_writer_put_uint16_be_inline (writer, val))
    
      #define fpi_byte_writer_put_uint16_le(writer, val) \
    
          G_LIKELY (fpi_byte_writer_put_uint16_le_inline (writer, val))
    
      #define fpi_byte_writer_put_int16_be(writer, val) \
    
          G_LIKELY (fpi_byte_writer_put_int16_be_inline (writer, val))
    
      #define fpi_byte_writer_put_int16_le(writer, val) \
    
          G_LIKELY (fpi_byte_writer_put_int16_le_inline (writer, val))
    
      #define fpi_byte_writer_put_uint24_be(writer, val) \
    
          G_LIKELY (fpi_byte_writer_put_uint24_be_inline (writer, val))
    
      #define fpi_byte_writer_put_uint24_le(writer, val) \
    
          G_LIKELY (fpi_byte_writer_put_uint24_le_inline (writer, val))
    
      #define fpi_byte_writer_put_int24_be(writer, val) \
    
          G_LIKELY (fpi_byte_writer_put_int24_be_inline (writer, val))
    
      #define fpi_byte_writer_put_int24_le(writer, val) \
    
          G_LIKELY (fpi_byte_writer_put_int24_le_inline (writer, val))
    
      #define fpi_byte_writer_put_uint32_be(writer, val) \
    
          G_LIKELY (fpi_byte_writer_put_uint32_be_inline (writer, val))
    
      #define fpi_byte_writer_put_uint32_le(writer, val) \
    
          G_LIKELY (fpi_byte_writer_put_uint32_le_inline (writer, val))
    
      #define fpi_byte_writer_put_int32_be(writer, val) \
    
          G_LIKELY (fpi_byte_writer_put_int32_be_inline (writer, val))
    
      #define fpi_byte_writer_put_int32_le(writer, val) \
    
          G_LIKELY (fpi_byte_writer_put_int32_le_inline (writer, val))
    
      #define fpi_byte_writer_put_uint64_be(writer, val) \
    
          G_LIKELY (fpi_byte_writer_put_uint64_be_inline (writer, val))
    
      #define fpi_byte_writer_put_uint64_le(writer, val) \
    
          G_LIKELY (fpi_byte_writer_put_uint64_le_inline (writer, val))
    
      #define fpi_byte_writer_put_int64_be(writer, val) \
    
          G_LIKELY (fpi_byte_writer_put_int64_be_inline (writer, val))
    
      #define fpi_byte_writer_put_int64_le(writer, val) \
    
          G_LIKELY (fpi_byte_writer_put_int64_le_inline (writer, val))
    
      #define fpi_byte_writer_put_float32_be(writer, val) \
    
          G_LIKELY (fpi_byte_writer_put_float32_be_inline (writer, val))
    
      #define fpi_byte_writer_put_float32_le(writer, val) \
    
          G_LIKELY (fpi_byte_writer_put_float32_le_inline (writer, val))
    
      #define fpi_byte_writer_put_float64_be(writer, val) \
    
          G_LIKELY (fpi_byte_writer_put_float64_be_inline (writer, val))
    
      #define fpi_byte_writer_put_float64_le(writer, val) \
    
          G_LIKELY (fpi_byte_writer_put_float64_le_inline (writer, val))
    
      #define fpi_byte_writer_put_data(writer, data, size) \
    
          G_LIKELY (fpi_byte_writer_put_data_inline (writer, data, size))
    
      #define fpi_byte_writer_fill(writer, val, size) \
    
          G_LIKELY (fpi_byte_writer_fill_inline (writer, val, size))
    
      #endif
    
      G_DEFINE_AUTOPTR_CLEANUP_FUNC (FpiByteWriter, fpi_byte_writer_free);
    
      1353
      G_DEFINE_AUTO_CLEANUP_CLEAR_FUNC (FpiByteWriter, fpi_byte_writer_reset);
    
      G_END_DECLS

Line	Branch	Exec	Source
1			/* GStreamer byte writer
2			*
3			* Copyright (C) 2009 Sebastian Dröge <sebastian.droege@collabora.co.uk>.
4			*
5			* This library is free software; you can redistribute it and/or
6			* modify it under the terms of the GNU Library General Public
7			* License as published by the Free Software Foundation; either
8			* version 2 of the License, or (at your option) any later version.
9			*
10			* This library is distributed in the hope that it will be useful,
11			* but WITHOUT ANY WARRANTY; without even the implied warranty of
12			* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
13			* Library General Public License for more details.
14			*
15			* You should have received a copy of the GNU Library General Public
16			* License along with this library; if not, write to the
17			* Free Software Foundation, Inc., 51 Franklin St, Fifth Floor,
18			* Boston, MA 02110-1301, USA.
19			*/
20
21			#pragma once
22
23			#include "fpi-byte-reader.h"
24			#include <string.h>
25
26			G_BEGIN_DECLS
27
28			#define FPI_BYTE_WRITER(writer) ((FpiByteWriter *) (writer))
29
30			/**
31			* FpiByteWriter:
32			* @parent: #FpiByteReader parent
33			* @alloc_size: Allocation size of the data
34			* @fixed: If %TRUE no reallocations are allowed
35			* @owned: If %FALSE no reallocations are allowed and copies of data are returned
36			*
37			* A byte writer instance.
38			*/
39			typedef struct {
40			FpiByteReader parent;
41
42			guint alloc_size;
43
44			gboolean fixed;
45			gboolean owned;
46
47			/* < private > */
48			} FpiByteWriter;
49
50
51			FpiByteWriter * fpi_byte_writer_new (void) G_GNUC_MALLOC;
52
53
54			FpiByteWriter * fpi_byte_writer_new_with_size (guint size, gboolean fixed) G_GNUC_MALLOC;
55
56
57			FpiByteWriter * fpi_byte_writer_new_with_data (guint8 *data, guint size, gboolean initialized) G_GNUC_MALLOC;
58
59
60			void fpi_byte_writer_init (FpiByteWriter *writer);
61
62
63			void fpi_byte_writer_init_with_size (FpiByteWriter *writer, guint size, gboolean fixed);
64
65
66			void fpi_byte_writer_init_with_data (FpiByteWriter writer, guint8 data,
67			guint size, gboolean initialized);
68
69			void fpi_byte_writer_free (FpiByteWriter *writer);
70
71
72			guint8 * fpi_byte_writer_free_and_get_data (FpiByteWriter *writer);
73
74
75			void fpi_byte_writer_reset (FpiByteWriter *writer);
76
77
78			guint8 * fpi_byte_writer_reset_and_get_data (FpiByteWriter *writer);
79
80			/**
81			* fpi_byte_writer_get_pos:
82			* @writer: #FpiByteWriter instance
83			*
84			* Returns: The current position of the read/write cursor
85			*/
86			/**
87			* fpi_byte_writer_set_pos:
88			* @writer: #FpiByteWriter instance
89			* @pos: new position
90			*
91			* Sets the current read/write cursor of @writer. The new position
92			* can only be between 0 and the current size.
93			*
94			* Returns: %TRUE if the new position could be set
95			*/
96			/**
97			* fpi_byte_writer_get_size:
98			* @writer: #FpiByteWriter instance
99			*
100			* Returns: The current, initialized size of the data
101			*/
102			static inline guint
103		709	fpi_byte_writer_get_pos (const FpiByteWriter *writer)
104			{
105		709	return fpi_byte_reader_get_pos ((const FpiByteReader *) writer);
106			}
107
108			static inline gboolean
109		657	fpi_byte_writer_set_pos (FpiByteWriter *writer, guint pos)
110			{
111		657	return fpi_byte_reader_set_pos (FPI_BYTE_READER (writer), pos);
112			}
113
114			static inline gboolean
115		709	fpi_byte_writer_change_pos (FpiByteWriter *writer, gint pos)
116			{
117		709	pos = fpi_byte_writer_get_pos (writer) + pos;
118
119	1/2 ✓ Branch 0 (3→4) taken 709 times. ✗ Branch 1 (3→5) not taken.	709	if (pos < 0)
120			return FALSE;
121
122		709	return fpi_byte_reader_set_pos (FPI_BYTE_READER (writer), pos);
123			}
124
125			static inline guint
126		8	fpi_byte_writer_get_size (const FpiByteWriter *writer)
127			{
128		8	return fpi_byte_reader_get_size ((const FpiByteReader *) writer);
129			}
130
131
132			guint fpi_byte_writer_get_remaining (const FpiByteWriter *writer);
133
134
135			gboolean fpi_byte_writer_ensure_free_space (FpiByteWriter *writer, guint size);
136
137
138			gboolean fpi_byte_writer_put_uint8 (FpiByteWriter *writer, guint8 val);
139
140
141			gboolean fpi_byte_writer_put_int8 (FpiByteWriter *writer, gint8 val);
142
143
144			gboolean fpi_byte_writer_put_uint16_be (FpiByteWriter *writer, guint16 val);
145
146
147			gboolean fpi_byte_writer_put_uint16_le (FpiByteWriter *writer, guint16 val);
148
149
150			gboolean fpi_byte_writer_put_int16_be (FpiByteWriter *writer, gint16 val);
151
152
153			gboolean fpi_byte_writer_put_int16_le (FpiByteWriter *writer, gint16 val);
154
155
156			gboolean fpi_byte_writer_put_uint24_be (FpiByteWriter *writer, guint32 val);
157
158
159			gboolean fpi_byte_writer_put_uint24_le (FpiByteWriter *writer, guint32 val);
160
161
162			gboolean fpi_byte_writer_put_int24_be (FpiByteWriter *writer, gint32 val);
163
164
165			gboolean fpi_byte_writer_put_int24_le (FpiByteWriter *writer, gint32 val);
166
167
168			gboolean fpi_byte_writer_put_uint32_be (FpiByteWriter *writer, guint32 val);
169
170
171			gboolean fpi_byte_writer_put_uint32_le (FpiByteWriter *writer, guint32 val);
172
173
174			gboolean fpi_byte_writer_put_int32_be (FpiByteWriter *writer, gint32 val);
175
176
177			gboolean fpi_byte_writer_put_int32_le (FpiByteWriter *writer, gint32 val);
178
179
180			gboolean fpi_byte_writer_put_uint64_be (FpiByteWriter *writer, guint64 val);
181
182
183			gboolean fpi_byte_writer_put_uint64_le (FpiByteWriter *writer, guint64 val);
184
185
186			gboolean fpi_byte_writer_put_int64_be (FpiByteWriter *writer, gint64 val);
187
188
189			gboolean fpi_byte_writer_put_int64_le (FpiByteWriter *writer, gint64 val);
190
191
192			gboolean fpi_byte_writer_put_float32_be (FpiByteWriter *writer, gfloat val);
193
194
195			gboolean fpi_byte_writer_put_float32_le (FpiByteWriter *writer, gfloat val);
196
197
198			gboolean fpi_byte_writer_put_float64_be (FpiByteWriter *writer, gdouble val);
199
200
201			gboolean fpi_byte_writer_put_float64_le (FpiByteWriter *writer, gdouble val);
202
203
204			gboolean fpi_byte_writer_put_data (FpiByteWriter writer, const guint8 data, guint size);
205
206
207			gboolean fpi_byte_writer_fill (FpiByteWriter *writer, guint8 value, guint size);
208
209
210			gboolean fpi_byte_writer_put_string_utf8 (FpiByteWriter writer, const gchar data);
211
212
213			gboolean fpi_byte_writer_put_string_utf16 (FpiByteWriter writer, const guint16 data);
214
215
216			gboolean fpi_byte_writer_put_string_utf32 (FpiByteWriter writer, const guint32 data);
217
218			/**
219			* fpi_byte_writer_put_string:
220			* @writer: #FpiByteWriter instance
221			* @data: (in) (array zero-terminated=1): Null terminated string
222			*
223			* Write a NUL-terminated string to @writer (including the terminator). The
224			* string is assumed to be in an 8-bit encoding (e.g. ASCII,UTF-8 or
225			* ISO-8859-1).
226			*
227			* Returns: %TRUE if the string could be written
228			*/
229			#define fpi_byte_writer_put_string(writer, data) \
230			fpi_byte_writer_put_string_utf8(writer, data)
231
232			static inline guint
233		16	fpi_byte_writer_next_pow2 (guint n)
234			{
235		16	guint ret = 16;
236
237			/* We start with 16, smaller allocations make no sense */
238
239	2/2 ✓ Branch 0 (9→8) taken 16 times. ✓ Branch 1 (9→10) taken 16 times.	32	while (ret < n && ret > 0)
240		16	ret <<= 1;
241
242	1/2 ✓ Branch 0 (10→11) taken 16 times. ✗ Branch 1 (10→12) not taken.	16	return ret ? ret : n;
243			}
244
245			static inline gboolean
246		2043	fpi_byte_writer_ensure_free_space_inline (FpiByteWriter * writer, guint size)
247			{
248		2043	gpointer data;
249
250	2/2 ✓ Branch 0 (2→3) taken 16 times. ✓ Branch 1 (2→15) taken 2027 times.	2043	if (G_LIKELY (size <= writer->alloc_size - writer->parent.byte))
251			return TRUE;
252	2/4 ✓ Branch 0 (3→4) taken 16 times. ✗ Branch 1 (3→6) not taken. ✓ Branch 2 (4→5) taken 16 times. ✗ Branch 3 (4→6) not taken.	16	if (G_UNLIKELY (writer->fixed \|\| !writer->owned))
253			return FALSE;
254	1/2 ✗ Branch 0 (5→6) not taken. ✓ Branch 1 (5→7) taken 16 times.	16	if (G_UNLIKELY (writer->parent.byte > G_MAXUINT - size))
255			return FALSE;
256
257		16	writer->alloc_size = fpi_byte_writer_next_pow2 (writer->parent.byte + size);
258		16	data = g_try_realloc ((guint8 *) writer->parent.data, writer->alloc_size);
259	1/2 ✗ Branch 0 (13→6) not taken. ✓ Branch 1 (13→14) taken 16 times.	16	if (G_UNLIKELY (data == NULL))
260			return FALSE;
261
262		16	writer->parent.data = (guint8 *) data;
263
264		16	return TRUE;
265			}
266
267			#define __FPI_BYTE_WRITER_CREATE_WRITE_FUNC(bits,type,name,write_func) \
268			static inline void \
269			fpi_byte_writer_put_##name##_unchecked (FpiByteWriter *writer, type val) \
270			{ \
271			guint8 *write_data; \
272			\
273			write_data = (guint8 *) writer->parent.data + writer->parent.byte; \
274			write_func (write_data, val); \
275			writer->parent.byte += bits/8; \
276			writer->parent.size = MAX (writer->parent.size, writer->parent.byte); \
277			} \
278			\
279			static inline gboolean \
280			fpi_byte_writer_put_##name##_inline (FpiByteWriter *writer, type val) \
281			{ \
282			g_return_val_if_fail (writer != NULL, FALSE); \
283			\
284			if (G_UNLIKELY (!fpi_byte_writer_ensure_free_space_inline(writer, bits/8))) \
285			return FALSE; \
286			\
287			fpi_byte_writer_put_##name##_unchecked (writer, val); \
288			\
289			return TRUE; \
290			}
291
292	2/4 ✓ Branch 0 (2→3) taken 64 times. ✗ Branch 1 (2→5) not taken. ✗ Branch 2 (4→6) not taken. ✓ Branch 3 (4→7) taken 64 times.	64	__FPI_BYTE_WRITER_CREATE_WRITE_FUNC (8, guint8, uint8, FP_WRITE_UINT8)
293		✗	__FPI_BYTE_WRITER_CREATE_WRITE_FUNC (8, gint8, int8, FP_WRITE_UINT8)
294		✗	__FPI_BYTE_WRITER_CREATE_WRITE_FUNC (16, guint16, uint16_le, FP_WRITE_UINT16_LE)
295	2/4 ✓ Branch 0 (2→3) taken 625 times. ✗ Branch 1 (2→5) not taken. ✗ Branch 2 (4→6) not taken. ✓ Branch 3 (4→7) taken 625 times.	625	__FPI_BYTE_WRITER_CREATE_WRITE_FUNC (16, guint16, uint16_be, FP_WRITE_UINT16_BE)
296		✗	__FPI_BYTE_WRITER_CREATE_WRITE_FUNC (16, gint16, int16_le, FP_WRITE_UINT16_LE)
297		✗	__FPI_BYTE_WRITER_CREATE_WRITE_FUNC (16, gint16, int16_be, FP_WRITE_UINT16_BE)
298		✗	__FPI_BYTE_WRITER_CREATE_WRITE_FUNC (24, guint32, uint24_le, FP_WRITE_UINT24_LE)
299		✗	__FPI_BYTE_WRITER_CREATE_WRITE_FUNC (24, guint32, uint24_be, FP_WRITE_UINT24_BE)
300		✗	__FPI_BYTE_WRITER_CREATE_WRITE_FUNC (24, gint32, int24_le, FP_WRITE_UINT24_LE)
301		✗	__FPI_BYTE_WRITER_CREATE_WRITE_FUNC (24, gint32, int24_be, FP_WRITE_UINT24_BE)
302		✗	__FPI_BYTE_WRITER_CREATE_WRITE_FUNC (32, guint32, uint32_le, FP_WRITE_UINT32_LE)
303		✗	__FPI_BYTE_WRITER_CREATE_WRITE_FUNC (32, guint32, uint32_be, FP_WRITE_UINT32_BE)
304		✗	__FPI_BYTE_WRITER_CREATE_WRITE_FUNC (32, gint32, int32_le, FP_WRITE_UINT32_LE)
305		✗	__FPI_BYTE_WRITER_CREATE_WRITE_FUNC (32, gint32, int32_be, FP_WRITE_UINT32_BE)
306		✗	__FPI_BYTE_WRITER_CREATE_WRITE_FUNC (64, guint64, uint64_le, FP_WRITE_UINT64_LE)
307		✗	__FPI_BYTE_WRITER_CREATE_WRITE_FUNC (64, guint64, uint64_be, FP_WRITE_UINT64_BE)
308		✗	__FPI_BYTE_WRITER_CREATE_WRITE_FUNC (64, gint64, int64_le, FP_WRITE_UINT64_LE)
309		✗	__FPI_BYTE_WRITER_CREATE_WRITE_FUNC (64, gint64, int64_be, FP_WRITE_UINT64_BE)
310
311		✗	__FPI_BYTE_WRITER_CREATE_WRITE_FUNC (32, gfloat, float32_be, FP_WRITE_FLOAT_BE)
312		✗	__FPI_BYTE_WRITER_CREATE_WRITE_FUNC (32, gfloat, float32_le, FP_WRITE_FLOAT_LE)
313		✗	__FPI_BYTE_WRITER_CREATE_WRITE_FUNC (64, gdouble, float64_be, FP_WRITE_DOUBLE_BE)
314		✗	__FPI_BYTE_WRITER_CREATE_WRITE_FUNC (64, gdouble, float64_le, FP_WRITE_DOUBLE_LE)
315
316			#undef __FPI_BYTE_WRITER_CREATE_WRITE_FUNC
317
318			static inline void
319		1354	fpi_byte_writer_put_data_unchecked (FpiByteWriter * writer, const guint8 * data,
320			guint size)
321			{
322		1354	memcpy ((guint8 *) & writer->parent.data[writer->parent.byte], data, size);
323		1354	writer->parent.byte += size;
324		1354	writer->parent.size = MAX (writer->parent.size, writer->parent.byte);
325		1354	}
326
327			static inline gboolean
328		1354	fpi_byte_writer_put_data_inline (FpiByteWriter * writer, const guint8 * data,
329			guint size)
330			{
331	1/2 ✓ Branch 0 (2→3) taken 1354 times. ✗ Branch 1 (2→5) not taken.	1354	g_return_val_if_fail (writer != NULL, FALSE);
332
333	1/2 ✗ Branch 0 (4→6) not taken. ✓ Branch 1 (4→7) taken 1354 times.	1354	if (G_UNLIKELY (!fpi_byte_writer_ensure_free_space_inline (writer, size)))
334			return FALSE;
335
336		1354	fpi_byte_writer_put_data_unchecked (writer, data, size);
337
338		1354	return TRUE;
339			}
340
341			static inline void
342		✗	fpi_byte_writer_fill_unchecked (FpiByteWriter * writer, guint8 value, guint size)
343			{
344		✗	memset ((guint8 *) & writer->parent.data[writer->parent.byte], value, size);
345		✗	writer->parent.byte += size;
346		✗	writer->parent.size = MAX (writer->parent.size, writer->parent.byte);
347		✗	}
348
349			static inline gboolean
350		✗	fpi_byte_writer_fill_inline (FpiByteWriter * writer, guint8 value, guint size)
351			{
352		✗	g_return_val_if_fail (writer != NULL, FALSE);
353
354		✗	if (G_UNLIKELY (!fpi_byte_writer_ensure_free_space_inline (writer, size)))
355			return FALSE;
356
357		✗	fpi_byte_writer_fill_unchecked (writer, value, size);
358
359		✗	return TRUE;
360			}
361
362			#ifndef FPI_BYTE_WRITER_DISABLE_INLINES
363
364			/* we use defines here so we can add the G_LIKELY() */
365
366			#define fpi_byte_writer_ensure_free_space(writer, size) \
367			G_LIKELY (fpi_byte_writer_ensure_free_space_inline (writer, size))
368			#define fpi_byte_writer_put_uint8(writer, val) \
369			G_LIKELY (fpi_byte_writer_put_uint8_inline (writer, val))
370			#define fpi_byte_writer_put_int8(writer, val) \
371			G_LIKELY (fpi_byte_writer_put_int8_inline (writer, val))
372			#define fpi_byte_writer_put_uint16_be(writer, val) \
373			G_LIKELY (fpi_byte_writer_put_uint16_be_inline (writer, val))
374			#define fpi_byte_writer_put_uint16_le(writer, val) \
375			G_LIKELY (fpi_byte_writer_put_uint16_le_inline (writer, val))
376			#define fpi_byte_writer_put_int16_be(writer, val) \
377			G_LIKELY (fpi_byte_writer_put_int16_be_inline (writer, val))
378			#define fpi_byte_writer_put_int16_le(writer, val) \
379			G_LIKELY (fpi_byte_writer_put_int16_le_inline (writer, val))
380			#define fpi_byte_writer_put_uint24_be(writer, val) \
381			G_LIKELY (fpi_byte_writer_put_uint24_be_inline (writer, val))
382			#define fpi_byte_writer_put_uint24_le(writer, val) \
383			G_LIKELY (fpi_byte_writer_put_uint24_le_inline (writer, val))
384			#define fpi_byte_writer_put_int24_be(writer, val) \
385			G_LIKELY (fpi_byte_writer_put_int24_be_inline (writer, val))
386			#define fpi_byte_writer_put_int24_le(writer, val) \
387			G_LIKELY (fpi_byte_writer_put_int24_le_inline (writer, val))
388			#define fpi_byte_writer_put_uint32_be(writer, val) \
389			G_LIKELY (fpi_byte_writer_put_uint32_be_inline (writer, val))
390			#define fpi_byte_writer_put_uint32_le(writer, val) \
391			G_LIKELY (fpi_byte_writer_put_uint32_le_inline (writer, val))
392			#define fpi_byte_writer_put_int32_be(writer, val) \
393			G_LIKELY (fpi_byte_writer_put_int32_be_inline (writer, val))
394			#define fpi_byte_writer_put_int32_le(writer, val) \
395			G_LIKELY (fpi_byte_writer_put_int32_le_inline (writer, val))
396			#define fpi_byte_writer_put_uint64_be(writer, val) \
397			G_LIKELY (fpi_byte_writer_put_uint64_be_inline (writer, val))
398			#define fpi_byte_writer_put_uint64_le(writer, val) \
399			G_LIKELY (fpi_byte_writer_put_uint64_le_inline (writer, val))
400			#define fpi_byte_writer_put_int64_be(writer, val) \
401			G_LIKELY (fpi_byte_writer_put_int64_be_inline (writer, val))
402			#define fpi_byte_writer_put_int64_le(writer, val) \
403			G_LIKELY (fpi_byte_writer_put_int64_le_inline (writer, val))
404
405			#define fpi_byte_writer_put_float32_be(writer, val) \
406			G_LIKELY (fpi_byte_writer_put_float32_be_inline (writer, val))
407			#define fpi_byte_writer_put_float32_le(writer, val) \
408			G_LIKELY (fpi_byte_writer_put_float32_le_inline (writer, val))
409			#define fpi_byte_writer_put_float64_be(writer, val) \
410			G_LIKELY (fpi_byte_writer_put_float64_be_inline (writer, val))
411			#define fpi_byte_writer_put_float64_le(writer, val) \
412			G_LIKELY (fpi_byte_writer_put_float64_le_inline (writer, val))
413
414			#define fpi_byte_writer_put_data(writer, data, size) \
415			G_LIKELY (fpi_byte_writer_put_data_inline (writer, data, size))
416			#define fpi_byte_writer_fill(writer, val, size) \
417			G_LIKELY (fpi_byte_writer_fill_inline (writer, val, size))
418
419			#endif
420
421			G_DEFINE_AUTOPTR_CLEANUP_FUNC (FpiByteWriter, fpi_byte_writer_free);
422		1353	G_DEFINE_AUTO_CLEANUP_CLEAR_FUNC (FpiByteWriter, fpi_byte_writer_reset);
423
424			G_END_DECLS
425

Function (Line)	Call count	Line coverage	Branch coverage	Condition coverage	Block coverage
fpi_byte_writer_change_pos (line 115)	called 709 times	100.0%	50.0%	-%	100.0%
fpi_byte_writer_ensure_free_space_inline (line 246)	called 2043 times	100.0%	60.0%	-%	93.3%
fpi_byte_writer_fill_inline (line 350)	not called	0.0%	0.0%	-%	0.0%
fpi_byte_writer_fill_unchecked (line 342)	not called	0.0%	-%	-%	0.0%
fpi_byte_writer_put_data_inline (line 328)	called 1354 times	100.0%	50.0%	-%	75.0%
fpi_byte_writer_put_data_unchecked (line 319)	called 1354 times	100.0%	-%	-%	100.0%
fpi_byte_writer_put_float32_be_inline (line 311)	not called	0.0%	0.0%	-%	0.0%
fpi_byte_writer_put_float32_be_unchecked (line 311)	not called	100.0%	-%	-%	0.0%
fpi_byte_writer_put_float32_le_inline (line 312)	not called	0.0%	0.0%	-%	0.0%
fpi_byte_writer_put_float32_le_unchecked (line 312)	not called	100.0%	-%	-%	0.0%
fpi_byte_writer_put_float64_be_inline (line 313)	not called	0.0%	0.0%	-%	0.0%
fpi_byte_writer_put_float64_be_unchecked (line 313)	not called	100.0%	-%	-%	0.0%
fpi_byte_writer_put_float64_le_inline (line 314)	not called	0.0%	0.0%	-%	0.0%
fpi_byte_writer_put_float64_le_unchecked (line 314)	not called	100.0%	-%	-%	0.0%
fpi_byte_writer_put_int16_be_inline (line 297)	not called	0.0%	0.0%	-%	0.0%
fpi_byte_writer_put_int16_le_inline (line 296)	not called	0.0%	0.0%	-%	0.0%
fpi_byte_writer_put_int24_be_inline (line 301)	not called	0.0%	0.0%	-%	0.0%
fpi_byte_writer_put_int24_be_unchecked (line 301)	not called	100.0%	-%	-%	0.0%
fpi_byte_writer_put_int24_le_inline (line 300)	not called	0.0%	0.0%	-%	0.0%
fpi_byte_writer_put_int24_le_unchecked (line 300)	not called	100.0%	-%	-%	0.0%
fpi_byte_writer_put_int32_be_inline (line 305)	not called	0.0%	0.0%	-%	0.0%
fpi_byte_writer_put_int32_be_unchecked (line 305)	not called	100.0%	-%	-%	0.0%
fpi_byte_writer_put_int32_le_inline (line 304)	not called	0.0%	0.0%	-%	0.0%
fpi_byte_writer_put_int32_le_unchecked (line 304)	not called	100.0%	-%	-%	0.0%
fpi_byte_writer_put_int64_be_inline (line 309)	not called	0.0%	0.0%	-%	0.0%
fpi_byte_writer_put_int64_be_unchecked (line 309)	not called	100.0%	-%	-%	0.0%
fpi_byte_writer_put_int64_le_inline (line 308)	not called	0.0%	0.0%	-%	0.0%
fpi_byte_writer_put_int64_le_unchecked (line 308)	not called	100.0%	-%	-%	0.0%
fpi_byte_writer_put_int8_inline (line 293)	not called	0.0%	0.0%	-%	0.0%
fpi_byte_writer_put_uint16_be_inline (line 295)	called 625 times	100.0%	50.0%	-%	71.4%
fpi_byte_writer_put_uint16_le_inline (line 294)	not called	0.0%	0.0%	-%	0.0%
fpi_byte_writer_put_uint24_be_inline (line 299)	not called	0.0%	0.0%	-%	0.0%
fpi_byte_writer_put_uint24_be_unchecked (line 299)	not called	100.0%	-%	-%	0.0%
fpi_byte_writer_put_uint24_le_inline (line 298)	not called	0.0%	0.0%	-%	0.0%
fpi_byte_writer_put_uint24_le_unchecked (line 298)	not called	100.0%	-%	-%	0.0%
fpi_byte_writer_put_uint32_be_inline (line 303)	not called	0.0%	0.0%	-%	0.0%
fpi_byte_writer_put_uint32_be_unchecked (line 303)	not called	100.0%	-%	-%	0.0%
fpi_byte_writer_put_uint32_le_inline (line 302)	not called	0.0%	0.0%	-%	0.0%
fpi_byte_writer_put_uint32_le_unchecked (line 302)	not called	100.0%	-%	-%	0.0%
fpi_byte_writer_put_uint64_be_inline (line 307)	not called	0.0%	0.0%	-%	0.0%