mirror of
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65 lines
2.2 KiB
C
65 lines
2.2 KiB
C
/*
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* dhcpcd - DHCP client daemon
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* Copyright (c) 2006-2016 Roy Marples <roy@marples.name>
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* All rights reserved
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*/
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#ifndef CONTROL_H
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#define CONTROL_H
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#include "dhcpcd.h"
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/* Limit queue size per fd */
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#define CONTROL_QUEUE_MAX 100
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struct fd_data {
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TAILQ_ENTRY(fd_data) next;
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char *data;
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size_t data_len;
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uint8_t freeit;
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};
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TAILQ_HEAD(fd_data_head, fd_data);
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struct fd_list {
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TAILQ_ENTRY(fd_list) next;
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struct dhcpcd_ctx *ctx;
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int fd;
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unsigned int flags;
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struct fd_data_head queue;
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struct fd_data_head free_queue;
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};
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TAILQ_HEAD(fd_list_head, fd_list);
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#define FD_LISTEN (1<<0)
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#define FD_UNPRIV (1<<1)
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int control_start(struct dhcpcd_ctx *, const char *);
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int control_stop(struct dhcpcd_ctx *);
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int control_open(const char *);
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ssize_t control_send(struct dhcpcd_ctx *, int, char * const *);
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int control_queue(struct fd_list *fd, char *data, size_t data_len, uint8_t fit);
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void control_close(struct dhcpcd_ctx *ctx);
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#endif
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