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05e50e8fe5
The function isn't used outside of qio_channel_command_new_spawn(), which is !win32-specific. Signed-off-by: Marc-André Lureau <marcandre.lureau@redhat.com> Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
66 lines
1.8 KiB
C
66 lines
1.8 KiB
C
/*
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* QEMU I/O channels external command driver
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*
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* Copyright (c) 2015 Red Hat, Inc.
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, see <http://www.gnu.org/licenses/>.
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*
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*/
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#ifndef QIO_CHANNEL_COMMAND_H
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#define QIO_CHANNEL_COMMAND_H
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#include "io/channel.h"
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#include "qom/object.h"
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#define TYPE_QIO_CHANNEL_COMMAND "qio-channel-command"
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OBJECT_DECLARE_SIMPLE_TYPE(QIOChannelCommand, QIO_CHANNEL_COMMAND)
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/**
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* QIOChannelCommand:
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*
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* The QIOChannelCommand class provides a channel implementation
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* that can transport data with an externally running command
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* via its stdio streams.
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*/
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struct QIOChannelCommand {
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QIOChannel parent;
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int writefd;
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int readfd;
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pid_t pid;
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};
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/**
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* qio_channel_command_new_spawn:
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* @argv: the NULL terminated list of command arguments
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* @flags: the I/O mode, one of O_RDONLY, O_WRONLY, O_RDWR
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* @errp: pointer to a NULL-initialized error object
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*
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* Create a channel for performing I/O with the
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* command to be spawned with arguments @argv.
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*
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* Returns: the command channel object, or NULL on error
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*/
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QIOChannelCommand *
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qio_channel_command_new_spawn(const char *const argv[],
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int flags,
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Error **errp);
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#endif /* QIO_CHANNEL_COMMAND_H */
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