60 lines
1.7 KiB
C++
60 lines
1.7 KiB
C++
/*
|
|
* Copyright (C) 2007 David Shaw <dshaw@jabberwocky.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 2 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, write to the Free Software
|
|
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
|
|
*/
|
|
|
|
#include "packets.h"
|
|
|
|
#include <cstdio>
|
|
#include <cstdlib>
|
|
#include <cstring>
|
|
|
|
#include "GFSDKBasic.h"
|
|
#include "output.h"
|
|
|
|
extern int verbose;
|
|
|
|
auto append_packet(struct packet *packet, unsigned char *buf,
|
|
size_t len) -> struct packet * {
|
|
if (packet != nullptr) {
|
|
while (packet->size - packet->len < len) {
|
|
packet->size += 100;
|
|
packet->buf = static_cast<unsigned char *>(
|
|
GFReallocateMemory(packet->buf, packet->size));
|
|
}
|
|
|
|
memcpy(&packet->buf[packet->len], buf, len);
|
|
packet->len += len;
|
|
} else {
|
|
packet =
|
|
static_cast<struct packet *>(GFAllocateMemory(sizeof(struct packet)));
|
|
packet->type = 0;
|
|
packet->buf = static_cast<unsigned char *>(GFAllocateMemory(len));
|
|
packet->len = len;
|
|
packet->size = len;
|
|
|
|
memcpy(packet->buf, buf, len);
|
|
}
|
|
|
|
return packet;
|
|
}
|
|
|
|
void free_packet(struct packet *packet) {
|
|
if (packet != nullptr) {
|
|
GFFreeMemory(packet->buf);
|
|
GFFreeMemory(packet);
|
|
}
|
|
} |