Files
sysprof/src/libsysprof-analyze/sysprof-document-frame-private.h
2023-04-27 17:14:19 -07:00

102 lines
3.7 KiB
C

/* sysprof-document-frame-private.h
*
* Copyright 2023 Christian Hergert <chergert@redhat.com>
*
* 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 3 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, see <http://www.gnu.org/licenses/>.
*
* SPDX-License-Identifier: GPL-3.0-or-later
*/
#pragma once
#include <sysprof-capture.h>
#include "sysprof-document-frame.h"
G_BEGIN_DECLS
struct _SysprofDocumentFrame
{
GObject parent;
GMappedFile *mapped_file;
const SysprofCaptureFrame *frame;
guint32 frame_len : 16;
guint32 needs_swap : 1;
guint32 padding : 15;
};
struct _SysprofDocumentFrameClass
{
GObjectClass parent_class;
};
SysprofDocumentFrame *_sysprof_document_frame_new (GMappedFile *mapped,
const SysprofCaptureFrame *frame,
guint16 frame_len,
gboolean needs_swap);
#define SYSPROF_DOCUMENT_FRAME_GET(obj, type) \
((const type *)(SYSPROF_DOCUMENT_FRAME(obj)->frame))
#define SYSPROF_DOCUMENT_FRAME_NEEDS_SWAP(obj) \
(SYSPROF_DOCUMENT_FRAME (obj)->needs_swap)
#if G_BYTE_ORDER == G_LITTLE_ENDIAN
# define SYSPROF_DOCUMENT_FRAME_UINT16(obj, val) \
(SYSPROF_DOCUMENT_FRAME_NEEDS_SWAP(obj) ? GUINT16_TO_LE(val) : (val))
# define SYSPROF_DOCUMENT_FRAME_INT16(obj, val) \
(SYSPROF_DOCUMENT_FRAME_NEEDS_SWAP(obj) ? GINT16_TO_LE(val) : (val))
# define SYSPROF_DOCUMENT_FRAME_UINT32(obj, val) \
(SYSPROF_DOCUMENT_FRAME_NEEDS_SWAP(obj) ? GUINT32_TO_LE(val) : (val))
# define SYSPROF_DOCUMENT_FRAME_INT32(obj, val) \
(SYSPROF_DOCUMENT_FRAME_NEEDS_SWAP(obj) ? GINT32_TO_LE(val) : (val))
# define SYSPROF_DOCUMENT_FRAME_UINT64(obj, val) \
(SYSPROF_DOCUMENT_FRAME_NEEDS_SWAP(obj) ? GUINT64_TO_LE(val) : (val))
# define SYSPROF_DOCUMENT_FRAME_INT64(obj, val) \
(SYSPROF_DOCUMENT_FRAME_NEEDS_SWAP(obj) ? GINT64_TO_LE(val) : (val))
#else
# define SYSPROF_DOCUMENT_FRAME_UINT16(obj, val) \
(SYSPROF_DOCUMENT_FRAME_NEEDS_SWAP(obj) ? GUINT16_TO_BE(val) : (val))
# define SYSPROF_DOCUMENT_FRAME_INT16(obj, val) \
(SYSPROF_DOCUMENT_FRAME_NEEDS_SWAP(obj) ? GINT16_TO_BE(val) : (val))
# define SYSPROF_DOCUMENT_FRAME_UINT32(obj, val) \
(SYSPROF_DOCUMENT_FRAME_NEEDS_SWAP(obj) ? GUINT32_TO_BE(val) : (val))
# define SYSPROF_DOCUMENT_FRAME_INT32(obj, val) \
(SYSPROF_DOCUMENT_FRAME_NEEDS_SWAP(obj) ? GINT32_TO_BE(val) : (val))
# define SYSPROF_DOCUMENT_FRAME_UINT64(obj, val) \
(SYSPROF_DOCUMENT_FRAME_NEEDS_SWAP(obj) ? GUINT64_TO_BE(val) : (val))
# define SYSPROF_DOCUMENT_FRAME_INT64(obj, val) \
(SYSPROF_DOCUMENT_FRAME_NEEDS_SWAP(obj) ? GINT64_TO_BE(val) : (val))
#endif
static inline const char *
_SYSPROF_DOCUMENT_FRAME_CSTRING (SysprofDocumentFrame *self,
const char *str)
{
const char *endptr = (const char *)self->frame + self->frame_len;
for (const char *c = str; c < endptr; c++)
{
if (*c == 0)
return str;
}
return NULL;
}
#define SYSPROF_DOCUMENT_FRAME_CSTRING(obj,str) \
_SYSPROF_DOCUMENT_FRAME_CSTRING(SYSPROF_DOCUMENT_FRAME(obj),str)
G_END_DECLS