Convert more files to pure Objective-C
FossilOrigin-Name: 46c577957085f072871cb93b46340fd8349c1e20503a448cc8e6d33ddaea1552
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14 changed files with 176 additions and 162 deletions
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@ -1,205 +0,0 @@
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// misc useful functions used by the server
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#include "cube.h"
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// all network traffic is in 32bit ints, which are then compressed using the
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// following simple scheme (assumes that most values are small).
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void
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putint(uchar **p, int n)
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{
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if (n < 128 && n > -127) {
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*(*p)++ = n;
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} else if (n < 0x8000 && n >= -0x8000) {
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*(*p)++ = 0x80;
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*(*p)++ = n;
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*(*p)++ = n >> 8;
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} else {
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*(*p)++ = 0x81;
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*(*p)++ = n;
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*(*p)++ = n >> 8;
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*(*p)++ = n >> 16;
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*(*p)++ = n >> 24;
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}
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}
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int
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getint(uchar **p)
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{
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int c = *((char *)*p);
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(*p)++;
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if (c == -128) {
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int n = *(*p)++;
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n |= *((char *)*p) << 8;
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(*p)++;
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return n;
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} else if (c == -127) {
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int n = *(*p)++;
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n |= *(*p)++ << 8;
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n |= *(*p)++ << 16;
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return n | (*(*p)++ << 24);
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} else
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return c;
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}
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void
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sendstring(OFString *t_, uchar **p)
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{
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const char *t = t_.UTF8String;
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for (size_t i = 0; i < _MAXDEFSTR && *t != '\0'; i++)
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putint(p, *t++);
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putint(p, 0);
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}
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static const OFString *modenames[] = {
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@"SP",
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@"DMSP",
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@"ffa/default",
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@"coopedit",
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@"ffa/duel",
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@"teamplay",
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@"instagib",
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@"instagib team",
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@"efficiency",
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@"efficiency team",
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@"insta arena",
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@"insta clan arena",
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@"tactics arena",
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@"tactics clan arena",
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};
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OFString *
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modestr(int n)
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{
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return (n >= -2 && n < 12) ? modenames[n + 2] : @"unknown";
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}
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// size inclusive message token, 0 for variable or not-checked sizes
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char msgsizesl[] = { SV_INITS2C, 4, SV_INITC2S, 0, SV_POS, 12, SV_TEXT, 0,
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SV_SOUND, 2, SV_CDIS, 2, SV_EDITH, 7, SV_EDITT, 7, SV_EDITS, 6,
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SV_EDITD, 6, SV_EDITE, 6, SV_DIED, 2, SV_DAMAGE, 4, SV_SHOT, 8,
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SV_FRAGS, 2, SV_MAPCHANGE, 0, SV_ITEMSPAWN, 2, SV_ITEMPICKUP, 3,
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SV_DENIED, 2, SV_PING, 2, SV_PONG, 2, SV_CLIENTPING, 2, SV_GAMEMODE, 2,
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SV_TIMEUP, 2, SV_EDITENT, 10, SV_MAPRELOAD, 2, SV_ITEMACC, 2,
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SV_SENDMAP, 0, SV_RECVMAP, 1, SV_SERVMSG, 0, SV_ITEMLIST, 0, SV_EXT, 0,
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-1 };
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char
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msgsizelookup(int msg)
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{
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for (char *p = msgsizesl; *p >= 0; p += 2)
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if (*p == msg)
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return p[1];
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return -1;
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}
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// sending of maps between clients
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static OFString *copyname;
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int copysize;
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uchar *copydata = NULL;
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void
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sendmaps(int n, OFString *mapname, int mapsize, uchar *mapdata)
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{
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if (mapsize <= 0 || mapsize > 256 * 256)
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return;
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copyname = mapname;
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copysize = mapsize;
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if (copydata)
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OFFreeMemory(copydata);
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copydata = (uchar *)OFAllocMemory(1, mapsize);
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memcpy(copydata, mapdata, mapsize);
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}
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ENetPacket *
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recvmap(int n)
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{
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if (!copydata)
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return NULL;
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ENetPacket *packet = enet_packet_create(
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NULL, MAXTRANS + copysize, ENET_PACKET_FLAG_RELIABLE);
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uchar *start = packet->data;
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uchar *p = start + 2;
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putint(&p, SV_RECVMAP);
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sendstring(copyname, &p);
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putint(&p, copysize);
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memcpy(p, copydata, copysize);
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p += copysize;
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*(ushort *)start = ENET_HOST_TO_NET_16(p - start);
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enet_packet_resize(packet, p - start);
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return packet;
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}
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#ifdef STANDALONE
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void
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localservertoclient(uchar *buf, int len)
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{
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}
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void
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fatal(OFConstantString *s, ...)
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{
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cleanupserver();
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va_list args;
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va_start(args, s);
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OFString *msg = [[OFString alloc] initWithFormat:s arguments:args];
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va_end(args);
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[OFStdOut writeFormat:@"servererror: %@\n", msg];
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exit(1);
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}
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void *
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alloc(int s)
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{
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void *b = calloc(1, s);
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if (!b)
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fatal(@"no memory!");
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return b;
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}
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int
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main(int argc, char *argv[])
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{
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int uprate = 0, maxcl = 4;
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const char *sdesc = "", *ip = "", *master = NULL, *passwd = "";
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for (int i = 1; i < argc; i++) {
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char *a = &argv[i][2];
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if (argv[i][0] == '-')
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switch (argv[i][1]) {
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case 'u':
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uprate = atoi(a);
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break;
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case 'n':
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sdesc = a;
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break;
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case 'i':
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ip = a;
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break;
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case 'm':
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master = a;
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break;
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case 'p':
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passwd = a;
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break;
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case 'c':
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maxcl = atoi(a);
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break;
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default:
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printf("WARNING: unknown commandline option\n");
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}
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}
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if (enet_initialize() < 0)
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fatal(@"Unable to initialise network module");
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initserver(true, uprate, @(sdesc), @(ip),
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(master != NULL ? @(master) : nil), @(passwd), maxcl);
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return 0;
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}
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#endif
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