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gio: Add private API to create win32 streams from fds

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https://bugzilla.gnome.org/show_bug.cgi?id=672102
This commit is contained in:
Colin Walters 2012-05-22 16:06:10 -04:00
parent 93bf37ce15
commit 292de8cc52
4 changed files with 120 additions and 20 deletions
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1
gio/Makefile.am
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@ -386,6 +386,7 @@ libgio_2_0_la_SOURCES = \
giomodule-priv.h \
gioscheduler.c \
giostream.c \
giowin32-priv.h \
gloadableicon.c \
gmount.c \
gmemoryinputstream.c \

43
gio/giowin32-priv.h Normal file
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@ -0,0 +1,43 @@
/* GIO - GLib Input, Output and Streaming Library
*
* Copyright (C) 2012 Red Hat, Inc.
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser 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
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General
* Public License along with this library; if not, write to the
* Free Software Foundation, Inc., 59 Temple Place, Suite 330,
* Boston, MA 02111-1307, USA.
*
* Author: Colin Walters <walters@verbum.org>
*/
#ifndef __G_IO_WIN32_PRIV_H__
#define __G_IO_WIN32_PRIV_H__
#include "gwin32inputstream.h"
#include "gwin32outputstream.h"
G_BEGIN_DECLS
G_GNUC_INTERNAL
GInputStream *
g_win32_input_stream_new_from_fd (gint fd,
gboolean close_fd);
G_GNUC_INTERNAL
GOutputStream *
g_win32_output_stream_new_from_fd (gint fd,
gboolean close_fd);
G_END_DECLS
#endif /* __G_IO_MODULE_PRIV_H__ */

48
gio/gwin32inputstream.c
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@ -61,6 +61,7 @@ G_DEFINE_TYPE (GWin32InputStream, g_win32_input_stream, G_TYPE_INPUT_STREAM);
struct _GWin32InputStreamPrivate {
HANDLE handle;
gboolean close_handle;
gint fd;
};
static void g_win32_input_stream_set_property (GObject *object,
@ -187,6 +188,7 @@ g_win32_input_stream_init (GWin32InputStream *win32_stream)
win32_stream->priv->handle = NULL;
win32_stream->priv->close_handle = TRUE;
win32_stream->priv->fd = -1;
}
/**
@ -376,19 +378,45 @@ g_win32_input_stream_close (GInputStream *stream,
if (!win32_stream->priv->close_handle)
return TRUE;
res = CloseHandle (win32_stream->priv->handle);
if (!res)
if (win32_stream->priv->fd != -1)
{
int errsv = GetLastError ();
gchar *emsg = g_win32_error_message (errsv);
int errsv = errno;
if (close (win32_stream->priv->fd) < 0)
{
g_set_error_literal (error, G_IO_ERROR,
g_io_error_from_errno (errsv),
g_strerror (errsv));
return FALSE;
}
}
else
{
res = CloseHandle (win32_stream->priv->handle);
if (!res)
{
int errsv = GetLastError ();
gchar *emsg = g_win32_error_message (errsv);
g_set_error (error, G_IO_ERROR,
g_io_error_from_win32_error (errsv),
_("Error closing handle: %s"),
emsg);
g_free (emsg);
return FALSE;
g_set_error (error, G_IO_ERROR,
g_io_error_from_win32_error (errsv),
_("Error closing handle: %s"),
emsg);
g_free (emsg);
return FALSE;
}
}
return TRUE;
}
GInputStream *
g_win32_input_stream_new_from_fd (gint fd,
gboolean close_fd)
{
GWin32InputStream *win32_stream;
win32_stream = G_WIN32_INPUT_STREAM (g_win32_input_stream_new ((HANDLE) _get_osfhandle (fd), close_fd));
win32_stream->priv->fd = fd;
return (GInputStream*)win32_stream;
}

48
gio/gwin32outputstream.c
View File

@ -63,6 +63,7 @@ G_DEFINE_TYPE (GWin32OutputStream, g_win32_output_stream, G_TYPE_OUTPUT_STREAM);
struct _GWin32OutputStreamPrivate {
HANDLE handle;
gboolean close_handle;
gint fd;
};
static void g_win32_output_stream_set_property (GObject *object,
@ -190,6 +191,7 @@ g_win32_output_stream_init (GWin32OutputStream *win32_stream)
win32_stream->priv->handle = NULL;
win32_stream->priv->close_handle = TRUE;
win32_stream->priv->fd = -1;
}
/**
@ -364,19 +366,45 @@ g_win32_output_stream_close (GOutputStream *stream,
if (!win32_stream->priv->close_handle)
return TRUE;
res = CloseHandle (win32_stream->priv->handle);
if (!res)
if (win32_stream->priv->fd != -1)
{
int errsv = GetLastError ();
gchar *emsg = g_win32_error_message (errsv);
int errsv = errno;
if (close (win32_stream->priv->fd) < 0)
{
g_set_error_literal (error, G_IO_ERROR,
g_io_error_from_errno (errsv),
g_strerror (errsv));
return FALSE;
}
}
else
{
res = CloseHandle (win32_stream->priv->handle);
if (!res)
{
int errsv = GetLastError ();
gchar *emsg = g_win32_error_message (errsv);
g_set_error (error, G_IO_ERROR,
g_io_error_from_win32_error (errsv),
_("Error closing handle: %s"),
emsg);
g_free (emsg);
return FALSE;
g_set_error (error, G_IO_ERROR,
g_io_error_from_win32_error (errsv),
_("Error closing handle: %s"),
emsg);
g_free (emsg);
return FALSE;
}
}
return TRUE;
}
GOutputStream *
g_win32_output_stream_new_from_fd (gint fd,
gboolean close_fd)
{
GWin32OutputStream *win32_stream;
win32_stream = G_WIN32_OUTPUT_STREAM (g_win32_output_stream_new ((HANDLE) _get_osfhandle (fd), close_fd));
win32_stream->priv->fd = fd;
return (GOutputStream*)win32_stream;
}