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removed empty files
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parent
ddaebb0074
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src/packet.c
89
src/packet.c
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/*
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* Copyright (c) 2006-2007 Bjorn Andersson <flex@kryo.se>, Erik Ekman <yarrick@kryo.se>
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*
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* Permission to use, copy, modify, and distribute this software for any
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* purpose with or without fee is hereby granted, provided that the above
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* copyright notice and this permission notice appear in all copies.
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*
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* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
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* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
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* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
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* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
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* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
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* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
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* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
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*/
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#include <string.h>
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#include "common.h"
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#include "packet.h"
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/**
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* Is some part of this packet sent?
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*/
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int
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packet_empty(struct packet *packet)
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{
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return (packet->len == 0);
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}
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/**
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* Acknowledge that the latest send was succesful
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*/
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void
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packet_advance(struct packet *packet)
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{
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packet->offset += packet->sentlen;
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packet->sentlen = 0;
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if (packet->offset == packet->len) {
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/* Packet completed */
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packet->offset = 0;
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packet->len = 0;
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}
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}
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/**
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* The length left to send
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*/
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int
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packet_len_to_send(struct packet *packet)
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{
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return packet->len - packet->offset;
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}
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/**
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* Fill the packet with data
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*/
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int
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packet_fill(struct packet *packet, char *data, unsigned long datalen)
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{
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memcpy(packet->data, data, MIN(datalen, PKTSIZE));
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packet->sentlen = 0;
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packet->offset = 0;
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packet->len = datalen;
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return packet->len;
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}
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/**
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* Clear packet struct, mark empty
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*/
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void
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packet_init(struct packet *packet)
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{
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packet->sentlen = 0;
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packet->offset = 0;
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packet->len = 0;
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}
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/**
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* Mark len number of bytes as being sent
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*/
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void
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packet_send_len(struct packet *packet, int len)
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{
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packet->sentlen = len;
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}
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40
src/packet.h
40
src/packet.h
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@ -1,40 +0,0 @@
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/*
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* Copyright (c) 2006-2007 Bjorn Andersson <flex@kryo.se>, Erik Ekman <yarrick@kryo.se>
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*
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* Permission to use, copy, modify, and distribute this software for any
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* purpose with or without fee is hereby granted, provided that the above
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* copyright notice and this permission notice appear in all copies.
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*
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* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
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* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
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* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
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* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
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* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
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* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
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* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
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*/
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#ifndef __PACKET_H__
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#define __PACKET_H__
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#define PKTSIZE (64*1024)
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struct packet
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{
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int len; /* Total packet length */
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int sentlen; /* Length of chunk currently transmitted */
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int offset; /* Current offset */
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char data[PKTSIZE]; /* The data */
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};
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void packet_init(struct packet *);
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int packet_empty(struct packet *);
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void packet_advance(struct packet *);
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void packet_send_len(struct packet *, int);
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int packet_len_to_send(struct packet *);
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int packet_fill(struct packet *, char *, unsigned long);
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#endif
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