Annotation of dietlibc/t.c, revision 1.210
1.56 fefe 1: #define _GNU_SOURCE
1.47 fefe 2: #define _FILE_OFFSET_BITS 64
1.1 cvs 3: #include <unistd.h>
4: #include <endian.h>
5: #include <stdlib.h>
6: #include <dirent.h>
7: #include <pwd.h>
1.40 fefe 8: #include <shadow.h>
1.1 cvs 9: #include <stdio.h>
10: #include <assert.h>
11: #include <sys/mount.h>
1.7 fefe 12: #include <time.h>
1.9 fefe 13: #include <sys/stat.h>
1.10 fefe 14: #include <stdio.h>
1.12 fefe 15: #include <arpa/inet.h>
1.13 fefe 16: #include <sys/sem.h>
1.14 fefe 17: #include <sys/shm.h>
1.17 fefe 18: #include <math.h>
1.20 fefe 19: #include <termios.h>
1.22 fefe 20: #include <netdb.h>
1.38 fefe 21: #include <sys/mman.h>
1.45 fefe 22: #include <ctype.h>
1.49 fefe 23: #include <mntent.h>
1.53 fefe 24: #include <regex.h>
1.56 fefe 25: #include <sys/types.h>
26: #include <sys/msg.h>
1.63 fefe 27: #include <string.h>
1.76 fefe 28: #include <sys/socket.h>
29: #include <netdb.h>
1.86 fefe 30: #include <signal.h>
1.88 fefe 31: #include <sys/io.h>
1.97 fefe 32: #include <getopt.h>
1.101 fefe 33: #include <arpa/nameser.h>
34: #include <resolv.h>
1.102 fefe 35: #include <fnmatch.h>
1.109 fefe 36: #include <stdarg.h>
1.118 fefe 37: #include <sys/wait.h>
1.133 fefe 38: #include <libgen.h>
1.144 fefe 39: #include <math.h>
1.121 fefe 40: #include <errno.h>
41: #include <syslog.h>
42: #include <sys/un.h>
43: #include <fcntl.h>
1.150 fefe 44: #include <iconv.h>
1.166 fefe 45: #include <features.h>
1.201 fefe 46: #include <sys/ioctl.h>
1.204 fefe 47: #include <pty.h>
1.166 fefe 48: #ifdef __dietlibc__
49: #include <md5.h>
1.170 fefe 50: #include <write12.h>
1.166 fefe 51: #endif
1.121 fefe 52:
53: #if 0
54: static const char* Ident;
55: static int Option;
56: static int Facility;
57: static struct sockaddr_un sock;
58: static int fd=-1;
59:
60: static void syslogconnect(void) {
61: sock.sun_family=AF_UNIX;
62: strcpy(sock.sun_path,"/dev/log");
63: if ((fd=socket(AF_UNIX,SOCK_STREAM,0))==-1) return;
64: if (connect(fd,(struct sockaddr*)&sock,sizeof(sock))==-1) {
65: int save=errno;
66: close(fd);
67: fd=-1;
1.109 fefe 68: }
1.121 fefe 69: fcntl(fd,F_SETFL,FD_CLOEXEC); /* doesn't work? too bad */
1.109 fefe 70: }
1.107 fefe 71:
1.121 fefe 72: void openlog(const char *ident, int option, int facility) {
73: Ident=ident;
74: Option=option;
75: Facility=facility;
76: syslogconnect();
1.116 fefe 77: }
78:
1.121 fefe 79: void syslog(int priority, const char *format, ...) {
80: /* write(fd,"<13>Jun 29 19:21:32 leitner: fnord",...) */
81: }
82:
83: void closelog(void) {
84: }
85: #endif
86:
1.139 fefe 87: void foo(int tmp,...) {
88: long long l;
89: va_list va;
90: va_start(va,tmp);
91: l=va_arg(va,long long);
92: if (l!=-1) write(2,"kaputt\n",7);
93: }
94:
1.176 fefe 95: int compint(const void *a, const void *b) {
1.179 fefe 96: register const int* A=a;
97: register const int* B=b;
1.176 fefe 98: return *B-*A;
99: }
100:
1.164 fefe 101: extern char* strcpy2(char*a,char*b);
102:
103: #define rdtscl(low) \
104: __asm__ __volatile__ ("rdtsc" : "=a" (low) : : "edx")
105:
1.97 fefe 106: int main(int argc,char *argv[]) {
1.210 ! leitner 107: char buf[100];
1.209 fefe 108: __write2("foo!\n");
1.210 ! leitner 109: memset(buf,0,200);
1.208 fefe 110: #if 0
1.207 fefe 111: printf("%+05d\n",500);
1.208 fefe 112: #endif
1.203 fefe 113: #if 0
1.202 fefe 114: char* c;
115: printf("%d\n",asprintf(&c,"foo %d",23));
116: puts(c);
1.203 fefe 117: #endif
1.202 fefe 118: #if 0
1.201 fefe 119: struct winsize ws;
120: if (!ioctl(0, TIOCGWINSZ, &ws)) {
121: printf("%dx%d\n",ws.ws_col,ws.ws_row);
122: }
1.202 fefe 123: #endif
1.201 fefe 124: #if 0
125: struct termios t;
126: if (tcgetattr(1,&t)) { puts("tcgetattr failed!"); return 1; }
127: printf("%d\n",cfgetospeed(&t));
128: #endif
129: #if 0
130: printf("%p\n",malloc(0));
131: #endif
132: #if 0
1.200 fefe 133: char* argv[]={"sh","-i",0};
134: char buf[PATH_MAX+100];
135: int i;
136: for (i=0; i<PATH_MAX+20; ++i) buf[i]='a';
137: memmove(buf,"PATH=/",6);
138: strcpy(buf+i,"/bin:/bin");
139: putenv(buf);
140: execvp("sh",argv);
141: printf("%d\n",islower('ü'));
1.201 fefe 142: #endif
1.200 fefe 143: #if 0
1.198 fefe 144: char buf[101];
145: __dtostr(-123456789.456,buf,100,6,2);
146: puts(buf);
1.199 fefe 147: return 0;
1.200 fefe 148: #endif
1.198 fefe 149: #if 0
1.197 fefe 150: time_t t=1009921588;
151: puts(asctime(localtime(&t)));
1.198 fefe 152: #endif
1.209 fefe 153: #if 0
1.195 leitner 154: printf("%g\n",atof("30"));
1.196 fefe 155: #endif
1.193 leitner 156: #if 0
1.192 leitner 157: char* buf[]={"FOO=FNORD","A=B","C=D","PATH=/usr/bin:/bin",0};
158: environ=buf;
159: putenv("FOO=BAR");
160: putenv("FOO=BAZ");
161: putenv("BLUB=DUH");
162: system("printenv");
1.193 leitner 163: #endif
1.192 leitner 164: #if 0
1.191 fefe 165: char buf[1024];
166: time_t t1=time(0);
167: struct tm* t=localtime(&t1);
168: printf("%d %s\n",strftime(buf,sizeof buf,"%b %d %H:%M",t),buf);
1.192 leitner 169: #endif
1.190 fefe 170: #if 0
1.189 fefe 171: tzset();
172: printf("%d\n",daylight);
1.190 fefe 173: #endif
1.189 fefe 174: #if 0
1.188 fefe 175: struct in_addr addr;
176: inet_aton("10.0.0.100\t",&addr);
177: printf("%s\n",inet_ntoa(addr));
1.189 fefe 178: #endif
1.168 fefe 179: #if 0
1.169 fefe 180: printf("%u\n",getuid32());
181: #endif
182: #if 0
1.167 fefe 183: FILE *f;
184: int i;
185: char addr6p[8][5];
186: int plen, scope, dad_status, if_idx;
187: char addr6[40], devname[20];
188: if ((f = fopen("/proc/net/if_inet6", "r")) != NULL) {
189: while ((i=fscanf(f, "%4s%4s%4s%4s%4s%4s%4s%4s %02x %02x %02x %02x %20s\n",
190: addr6p[0], addr6p[1], addr6p[2], addr6p[3],
191: addr6p[4], addr6p[5], addr6p[6], addr6p[7],
192: &if_idx, &plen, &scope, &dad_status, devname)) != EOF) {
193: printf("i=%d\n",i);
194: }
195: }
1.168 fefe 196: #endif
1.169 fefe 197: #if 0
1.166 fefe 198: printf("%s\n",crypt("test","$1$"));
1.167 fefe 199: #endif
1.173 fefe 200: #if 0
1.166 fefe 201: MD5_CTX x;
202: unsigned char md5[16];
203: MD5Init(&x);
1.167 fefe 204: MD5Update(&x,"a",1);
1.166 fefe 205: MD5Final(md5,&x);
206: {
207: int i;
208: for (i=0; i<16; ++i) {
209: printf("%02x",md5[i]);
210: }
211: putchar('\n');
212: }
213: #endif
1.164 fefe 214: #if 0
215: long a,b,c;
1.161 fefe 216: char buf[20]="fnord";
1.164 fefe 217: strcpy(buf,"Fnordhausen");
218: strcpy2(buf,"Fnordhausen");
219: rdtscl(a);
220: strcpy(buf,"Fnordhausen");
221: rdtscl(b);
222: strcpy2(buf,"Fnordhausen");
223: rdtscl(c);
224: printf("C: %d ticks, asm: %d ticks\n",b-a,c-b);
225: #endif
226:
1.163 fefe 227: /* printf("%d\n",strcmp(buf,"fnord")); */
1.157 fefe 228: #if 0
229: regex_t r;
230: // printf("regcomp %d\n",regcomp(&r,"^(re([\\[0-9\\]+])*|aw):[ \t]*",REG_EXTENDED));
231: printf("regcomp %d\n",regcomp(&r,"^([A-Za-z ]+>|[]>:|}-][]>:|}-]*)",REG_EXTENDED));
232: printf("regexec %d\n",regexec(&r,"Marketing-Laufbahn hinterdir.",1,0,REG_NOSUB));
233: #endif
234: #if 0
1.156 fefe 235: FILE *f=fopen("/home/leitner/Mail/outbox","r");
236: char buf[1024];
237: int i=0;
238: if (f) {
239: while (fgets(buf,1023,f)) {
240: ++i;
241: printf("%d %lu %s",i,ftell(f),buf);
242: }
243: }
1.157 fefe 244: #endif
1.152 fefe 245: #if 0
1.151 fefe 246: char template[]="/tmp/duh/fnord-XXXXXX";
247: printf("%d\n",mkdtemp(template));
1.152 fefe 248: #endif
1.151 fefe 249: #if 0
1.150 fefe 250: char *inbuf="\xe2\x89\xa0";
251: // char *inbuf="\xc2\xa9";
252: char outbuf[100];
253: char *obptr=&outbuf;
254: size_t iblen=strlen(inbuf);
255: size_t oblen=100;
256: iconv_t i=iconv_open("utf-8","utf-8");
257: iconv(i,&inbuf,&iblen,&obptr,&oblen);
258: iconv_close(i);
259: outbuf[100-oblen]=0;
260: puts(outbuf);
1.151 fefe 261: #endif
1.150 fefe 262: #if 0
1.149 fefe 263: printf("%c %c\n",tolower('C'),toupper('c'));
1.150 fefe 264: #endif
1.147 fefe 265: #if 0
1.145 fefe 266: printf("foo\n");
1.146 fefe 267: #endif
1.145 fefe 268: #if 0
269: char strport[10];
270: int i;
271: for (i=0; i<10; ++i) strport[i]=i+'0';
272: snprintf( strport, sizeof(strport), "%d", 80 );
273: puts(strport);
274: #endif
1.179 fefe 275: #if 0
1.145 fefe 276: struct addrinfo *ai;
277: struct addrinfo hints;
278: char buf[16];
279: memset(&hints,0,sizeof(hints));
1.157 fefe 280: #if 0
1.145 fefe 281: hints.ai_family = AF_UNSPEC;
282: hints.ai_flags = AI_PASSIVE;
283: hints.ai_socktype = SOCK_STREAM;
1.157 fefe 284: #endif
285: hints.ai_family=0;
286: hints.ai_flags=0;
287: hints.ai_socktype=1;
288: hints.ai_protocol=0;
289: hints.ai_addrlen=0;
290: hints.ai_addr=0;
291: hints.ai_canonname=0;
292: hints.ai_next=0;
293: printf("%d\n",getaddrinfo("news.fu-berlin.de","119",&hints,&ai));
1.145 fefe 294: while (ai) {
295: printf("found host %s, port %d, family %s, socktype %s\n",ai->ai_canonname,
296: ntohs(ai->ai_family==AF_INET6?((struct sockaddr_in6*)ai->ai_addr)->sin6_port:
297: ((struct sockaddr_in*)ai->ai_addr)->sin_port),
298: ai->ai_family==AF_INET6?"PF_INET6":"PF_INET",
299: ai->ai_socktype==SOCK_STREAM?"SOCK_STREAM":"SOCK_DGRAM");
300: {
301: char buf[100];
302: inet_ntop(ai->ai_family,ai->ai_family==AF_INET6?
303: (char*)&(((struct sockaddr_in6*)ai->ai_addr)->sin6_addr):
304: (char*)&(((struct sockaddr_in*)ai->ai_addr)->sin_addr),buf,100);
305: printf(" %s\n",buf);
306: }
307: ai=ai->ai_next;
308: }
309: #endif
1.144 fefe 310: #if 0
311: char buf[101];
312: __dtostr(M_PI,buf,100,6);
313: #endif
1.145 fefe 314: #if 0
1.144 fefe 315: printf("%d\n",strcasecmp("foo","FOO"));
1.145 fefe 316: #endif
1.144 fefe 317: #if 0
1.143 fefe 318: printf("%.24s", "Sun Jan 2 08:29:13 1994\n");
1.144 fefe 319: #endif
1.143 fefe 320: #if 0
321: printf("%.*s\n",13,"fnord");
322: #endif
1.141 fefe 323: #if 0
1.140 fefe 324: double d=strtod(argv[1],0);
325: printf("%g|\n",d);
1.141 fefe 326: #endif
1.140 fefe 327: #if 0
1.139 fefe 328: char buf[100];
329: printf("%d\n",__lltostr(buf,30,-1ll,10,0));
330: puts(buf);
1.140 fefe 331: #endif
332: #if 0
1.139 fefe 333: printf("%lld\n",-1ll);
334: #endif
1.143 fefe 335: #if 0
1.139 fefe 336: char *str="e";
337: setbuf(stdout,0);
338: printf("foo\n");
339: fputc(toupper(*str++),stdout);
340: printf("bar\n");
1.138 fefe 341: #endif
1.137 fefe 342: #if 0
1.136 fefe 343: fwrite("foobar",6,1,stdout);
1.137 fefe 344: #endif
1.136 fefe 345: #if 0
1.135 fefe 346: char x[5];
347: x[4]='x';
348: fgets(x,4,stdin);
349: puts(x);
350: printf("%c\n",x[4]);
1.136 fefe 351: #endif
1.134 fefe 352: #if 0
1.133 fefe 353: char* paths[]={"/usr/lib","/usr/","usr","/",".",".."};
354: char* want[]={"/usr","/",".","/",".","."};
355: int i;
356: for (i=0; i<6; ++i) {
357: printf("%s\t%s\t%s\n",paths[i],want[i],dirname(strdup(paths[i])));
358: }
1.134 fefe 359: #endif
1.133 fefe 360: #if 0
361: char* paths[]={"/usr/lib","/usr/","usr","/",".",".."};
362: char* want[]={"lib","usr","usr","/",".",".."};
363: int i;
364: for (i=0; i<6; ++i) {
365: printf("%s\t%s\t%s\n",paths[i],want[i],basename(strdup(paths[i])));
366: }
367: #endif
368: #if 0
1.132 fefe 369: int i;
370: for (i=0; i<255; ++i) {
371: int a=isalpha(i);
372: int b=(i>='a' && i<='z') || (i>='A' && i<='Z');
373: if (a!=b) printf("%d: %d %d\n",i,a,b);
374: }
1.133 fefe 375: #endif
1.205 fefe 376: #if 0
1.130 fefe 377: char* name;
378: int ptyfd,ttyfd;
379: int i=openpty(&ptyfd,&ttyfd,0,0,0);
380: if (i<0) perror("openpty");
381: printf("%d %d\n",ptyfd,ttyfd);
382: printf("%s %s\n",ttyname(ptyfd),ttyname(ttyfd));
1.131 fefe 383: #endif
1.129 fefe 384: #if 0
385: printf("0x%8.7lx\n",0xfefe);
386: #endif
387: #if 0
1.128 fefe 388: puts(ttyname(0));
1.129 fefe 389: #endif
1.195 leitner 390: #if 0
1.125 fefe 391: char buf[1024];
392: struct hostent* r;
1.194 leitner 393: int i=0;
394: r=gethostbyname("cyberelks.net");
395: again:
1.174 fefe 396: if (!r) {
397: printf("dns error: %s\n",hstrerror(h_errno));
398: }
1.152 fefe 399: {
400: /* while (r=gethostent_r(buf,1024)) { */
1.125 fefe 401: if (r && r->h_name) {
1.152 fefe 402: int i;
403: printf("name \"%s\"; ", r->h_name);
404: for (i=0; i<8; ++i)
405: if (r->h_aliases[i]) {
406: printf("alias \"%s\"; ",r->h_aliases[i]);
1.174 fefe 407: } else break;
1.152 fefe 408: if ((r->h_addr_list)[0]) {
409: struct in_addr address;
410: address = *((struct in_addr *) (r->h_addr_list)[0]);
411: printf("addr %s; ", inet_ntoa(address));
412: }
413: putchar('\n');
1.125 fefe 414: }
1.194 leitner 415: }
416: if (!i) {
417: i=1;
418: r=gethostbyname("prdownloads.sourceforge.net");
419: goto again;
1.125 fefe 420: }
421: #endif
422: #if 0
1.124 fefe 423: char *tmp;
424: printf("%lu\n",strtol("0xf0000000",&tmp,0));
1.125 fefe 425: #endif
1.128 fefe 426: #if 0
1.123 fefe 427: struct mntent* me;
1.127 fefe 428: FILE* f=fopen("/etc/fstab","r");
1.123 fefe 429: while (me=getmntent(f)) {
1.139 fefe 430: printf("%s\n",hasmntopt(me,"defaults"));
1.123 fefe 431: printf("%s %s %s %s %d %d\n",me->mnt_fsname,me->mnt_dir,me->mnt_type,me->mnt_opts,me->mnt_freq,me->mnt_passno);
1.139 fefe 432: break;
1.123 fefe 433: }
1.124 fefe 434: #endif
1.123 fefe 435: #if 0
436: char *tmp;
437: printf("%x\n",strtol("0Xffff",&tmp,16));
438: #endif
1.155 fefe 439: /* putchar('c');
440: write(1,"fnord\n",6); */
1.176 fefe 441: #if 0
1.121 fefe 442: struct addrinfo *ai;
1.175 fefe 443: // getaddrinfo("xorn","22",0,&ai);
444: puts(gai_strerror(getaddrinfo("xorn","22",0,&ai)));
1.121 fefe 445: #endif
1.122 fefe 446: #if 0
1.121 fefe 447: struct hostent host,*res;
448: char buf[4096];
449: int fnord;
450:
1.131 fefe 451: gethostbyname2_r("nagus",AF_INET,&host,buf,4096,&res,&fnord);
1.122 fefe 452: #endif
1.121 fefe 453: #if 0
1.119 fefe 454: char buf[128];
1.120 fefe 455: strcpy(buf,"/tmp/fnord/foo.XXXXXXX");
1.119 fefe 456: printf("%d\n",mkdtemp(buf));
457: printf("%s\n",buf);
1.120 fefe 458: #endif
1.119 fefe 459: #if 0
1.118 fefe 460: printf("%d\n",WEXITSTATUS(system("exit 17")));
1.119 fefe 461: #endif
1.113 fefe 462: #if 0
1.109 fefe 463: fnord("fnord","foo\n","bar\n",0);
1.112 fefe 464: assert(0);
1.113 fefe 465: #endif
1.105 fefe 466: #if 0
467: printf("%hd %hhd\n",-5,-1234567);
468: #endif
1.103 fefe 469: #if 0
1.102 fefe 470: printf("%d\n",fnmatch("*.o", "x.o", FNM_PATHNAME));
471: printf("%d\n",fnmatch("a/b/*", "a/b/c/d", FNM_PATHNAME));
1.103 fefe 472: #endif
1.102 fefe 473: #if 0
1.101 fefe 474: char buf[1024];
475: int len;
476: len=res_search("fu-berlin.de",ns_c_in,ns_t_ns,buf,sizeof(buf));
1.102 fefe 477: #endif
1.114 fefe 478: #if 0
1.100 fefe 479: regex_t t;
480: regmatch_t rm;
1.103 fefe 481: // regcomp(&t,"^ *read",0);
1.113 fefe 482: regcomp(&t,"\\<foo\\>",0);
483: printf("%d\n",regexec(&t," blub foo,",1,&rm,0));
1.100 fefe 484: printf("ofs %d\n",rm.rm_so);
1.101 fefe 485: #endif
1.100 fefe 486: #if 0
1.98 fefe 487: char buf[100];
1.99 fefe 488: printf("%d\n",fread(buf,1,0,stdin));
1.100 fefe 489: #endif
1.99 fefe 490: #if 0
491: char buf[100];
1.98 fefe 492: memset(buf,17,100);
493: buf[0]=0;
494: strncat(buf,"foobarbaz23",10);
495: puts(buf);
1.99 fefe 496: #endif
1.98 fefe 497: #if 0
1.97 fefe 498: int aflag = 0;
499: int bflag = 0;
500: char *cvalue = NULL;
501: int index;
502: int c;
503:
504: opterr = 1;
505:
506: while ((c = getopt (argc, argv, "abc:")) != -1)
507: switch (c)
508: {
509: case 'a':
510: aflag = 1;
511: break;
512: case 'b':
513: bflag = 1;
514: break;
515: case 'c':
516: cvalue = optarg;
517: break;
518: case '?':
519: if (isprint (optopt))
520: fprintf (stderr, "Unknown option `-%c'.\n", optopt);
521: else
522: fprintf (stderr,
523: "Unknown option character `\\x%x'.\n",
524: optopt);
525: return 1;
526: default:
527: abort ();
528: }
1.96 fefe 529:
1.97 fefe 530: printf ("aflag = %d, bflag = %d, cvalue = %s\n",
531: aflag, bflag, cvalue);
532:
533: for (index = optind; index < argc; index++)
534: printf ("Non-option argument %s\n", argv[index]);
535: return 0;
1.98 fefe 536: #endif
1.97 fefe 537: #if 0
1.96 fefe 538: char *t="foobar";
539: char *c;
540: char buf[1000];
541: puts(strcat(strcpy(buf,"HOME="),t));
1.97 fefe 542: #endif
1.89 fefe 543: #if 0
544: struct netent* n=getnetbyname("loopback");
545: printf("%s %s\n",n->n_name,inet_ntoa(*(struct in_addr*)&n->n_net));
546: #endif
547: #if 0
1.88 fefe 548: fprintf(stdout,"foo\n");
549: sleep(1);
550: fprintf(stdout,"bar");
551: fprintf(stderr,"blonk");
552: sleep(1);
553: fprintf(stdout,"\rbz");
554: sleep(1);
555: fprintf(stdout,"\n");
556: sleep(1);
1.89 fefe 557: #endif
1.87 fefe 558: #if 0
1.86 fefe 559: sigset_t s; /* sigsetops */
560:
561: sigemptyset(&s);
562: sigaddset(&s,SIGCHLD);
563: sigaddset(&s,SIGHUP);
564: sigsuspend(&s);
1.87 fefe 565: #endif
1.85 fefe 566: #if 0
1.84 fefe 567: char buf[1024];
568: FILE *f=popen("uname -srm","r");
569: fgets(buf,1023,f);
570: pclose(f);
571: write(1,buf,strlen(buf));
1.85 fefe 572: #endif
1.84 fefe 573: #if 0
1.82 fefe 574: char type[64];
1.83 fefe 575: char filename[256];
576: int major,minor;
1.82 fefe 577: int len;
1.83 fefe 578: printf("%d\n",sscanf("GET / HTTP/1.0\r\n","%4[A-Z] %255[^ \t\r\n] HTTP/%d.%d",type,filename,&major,&minor));
579: printf("%s %s %d %d\n",type,filename,major,minor);
1.84 fefe 580: #endif
1.82 fefe 581: #if 0
1.81 fefe 582: char buf[100];
583: char ip[16];
584: memset(ip,0,16);
585: printf("%p %p\n",inet_ntop(AF_INET6,ip,buf,100),buf);
586: puts(buf);
1.82 fefe 587: #endif
1.127 fefe 588: #if 0
1.76 fefe 589: struct addrinfo *ai;
1.78 fefe 590: struct addrinfo hints;
1.79 fefe 591: char buf[16];
1.78 fefe 592: hints.ai_family = AF_UNSPEC;
1.79 fefe 593: hints.ai_flags = AI_PASSIVE|AI_CANONNAME;
1.78 fefe 594: hints.ai_socktype = SOCK_STREAM;
1.126 fefe 595: printf("%d\n",getaddrinfo("xorn.continuum.local","ssh",0,&ai));
1.76 fefe 596: while (ai) {
597: printf("found host %s, port %d, family %s, socktype %s\n",ai->ai_canonname,
598: ntohs(ai->ai_family==AF_INET6?((struct sockaddr_in6*)ai->ai_addr)->sin6_port:
599: ((struct sockaddr_in*)ai->ai_addr)->sin_port),
600: ai->ai_family==AF_INET6?"PF_INET6":"PF_INET",
601: ai->ai_socktype==SOCK_STREAM?"SOCK_STREAM":"SOCK_DGRAM");
1.80 fefe 602: {
603: char buf[100];
604: inet_ntop(ai->ai_family,ai->ai_family==AF_INET6?
605: (char*)&(((struct sockaddr_in6*)ai->ai_addr)->sin6_addr):
606: (char*)&(((struct sockaddr_in*)ai->ai_addr)->sin_addr),buf,100);
607: printf(" %s\n",buf);
608: }
1.76 fefe 609: ai=ai->ai_next;
610: }
1.81 fefe 611: #endif
1.76 fefe 612: #if 0
1.71 fefe 613: int i=foo;
1.75 fefe 614: printf("load average is %3.2f\n",0.0);
1.76 fefe 615: #endif
1.70 fefe 616: #if 0
1.69 fefe 617: struct dirent **namelist;
618: int n;
1.16 fefe 619:
1.69 fefe 620: n = scandir(".", &namelist, 0, alphasort);
621: if (n < 0)
622: perror("scandir");
623: else {
624: while(n--) {
625: printf("%s\n", namelist[n]->d_name);
626: free(namelist[n]);
627: }
628: free(namelist);
629: }
1.70 fefe 630: #endif
1.68 fefe 631: #if 0
1.67 fefe 632: char foo[10]="none,zlib";
633: char *tmp,*tmp2=foo;
634: while (tmp=strsep(&tmp2,",")) {
635: puts(tmp);
636: }
1.68 fefe 637: #endif
1.65 fefe 638: #if 0
1.61 fefe 639: char foo[10];
1.64 fefe 640: printf("%d %d\n",abs(-3),abs(23));
1.63 fefe 641: strcpy(foo,"foo");
642: strncat(foo,"barbaz",3);
643: foo[6]=0;
644: puts(foo);
1.65 fefe 645: #endif
1.115 fefe 646: #if 0
1.58 fefe 647: struct hostent * host;
648: struct in_addr i;
1.57 fefe 649:
1.131 fefe 650: host = gethostbyname2("nagus",AF_INET);
1.57 fefe 651:
1.58 fefe 652: if (!host)
653: printf("host null\n");
1.57 fefe 654:
1.58 fefe 655: if (host && host->h_name) {
656: printf("name %s\n", host->h_name);
657: }
658: if (host && (host->h_addr_list)[0]) {
659: struct in_addr address;
660: address = *((struct in_addr *) (host->h_addr_list)[0]);
661: printf("addr %s\n", inet_ntoa(address));
662: }
1.59 fefe 663: #endif
1.57 fefe 664: #if 0
1.56 fefe 665: struct msgbuf bla;
666: bla.mtype=0;
667: bla.mtext[0]='x';
668: msgsnd(327680,&bla,5,IPC_NOWAIT);
1.57 fefe 669: #endif
1.55 fefe 670: #if 0
1.54 fefe 671: char buf[PATH_MAX];
672: printf("%s\n",realpath("../../incoming/..///.zshrc",buf));
1.55 fefe 673: #endif
1.73 fefe 674: #if 0
1.53 fefe 675: regex_t t;
1.68 fefe 676: regcomp(&t,"^OpenSSH_2\\.5\\.[012]",5);
1.65 fefe 677: printf("%d\n",regexec(&t,"OpenSSH_2.5.2p2",0,0,0));
1.56 fefe 678: #endif
1.53 fefe 679: #if 0
1.52 fefe 680: float my_float = 9.2334;
681: char buffer[100];
682:
683: sprintf(buffer, "%.2f", my_float);
684: fprintf(stdout, "%s", buffer);
1.53 fefe 685: #endif
1.52 fefe 686: #if 0
1.51 fefe 687: printf("%d\n",setenv("foo","bar",0));
688: printf("%d\n",setenv("foo","bar",1));
689: execlp("printenv","printenv","foo",0);
1.52 fefe 690: #endif
1.106 fefe 691: #if 0
1.59 fefe 692: printf("%d\n",fnmatch("*c*","bin",0));
1.50 fefe 693: if (!fnmatch("s*", "sub", 0))
694: printf("s* sub\n");
695: if (!fnmatch("s*", "glob", 0))
696: printf("s* glob\n");
697: if (!fnmatch("s*b", "sub", 0))
698: printf("s*b sub\n");
699: if (!fnmatch("s*h", "sub", 0))
700: printf("s*h sub\n");
1.51 fefe 701: #endif
1.49 fefe 702: #if 0
1.48 fefe 703: char*tmp;
704: int n=asprintf(&tmp,"foo %s %d\n","bar",23);
705: write(1,tmp,n);
706: free(tmp);
1.49 fefe 707: #endif
1.41 fefe 708: #if 0
1.40 fefe 709: struct passwd *p=getpwnam("leitner");
1.41 fefe 710: struct spwd *s=getspnam("leitner");
1.39 fefe 711: printf("%g\n",30.0123);
1.41 fefe 712: #endif
1.43 fefe 713: #if 0
1.42 fefe 714: initgroups("root",100);
1.43 fefe 715: #endif
1.38 fefe 716: #if 0
1.37 fefe 717: time_t t=time(0);
1.197 fefe 718: printf("%lu\n",t);
1.37 fefe 719: puts(asctime(localtime(&t)));
1.38 fefe 720: #endif
1.135 fefe 721: #if 0
1.134 fefe 722: struct servent *foo=getservbyname("pop-3","tcp");
1.36 fefe 723: if (foo)
724: printf("found service %s on port %d\n",foo->s_name,foo->s_port);
1.37 fefe 725: #endif
1.121 fefe 726: #if 0
1.33 fefe 727: char buf[128];
1.120 fefe 728: strcpy(buf,"/tmp/blub/foo.XXXXXXX");
1.33 fefe 729: printf("%d\n",mkstemp(buf));
1.34 fefe 730: printf("%s\n",buf);
731: unlink(buf);
1.35 fefe 732: #endif
1.33 fefe 733: #if 0
1.32 fefe 734: char buf[512]="foo";
735: strncat(buf,"barbaz",3);
736: puts(buf);
1.33 fefe 737: #endif
1.32 fefe 738: #if 0
1.31 fefe 739: time_t oink=time(0);
740: struct tm *duh=localtime(&oink);
741: strftime(buf,512,"%A %B %Y\n",duh);
742: puts(buf);
1.32 fefe 743: #endif
1.126 fefe 744: #if 0
1.28 fefe 745: struct in_addr bar;
746: struct hostent *foo;
1.125 fefe 747: inet_aton("160.45.10.8",&bar);
748: /* foo=gethostbyname("zeit.fu-berlin.de"); */
749: foo=gethostbyaddr(&bar,4,AF_INET);
1.30 fefe 750: if (foo)
751: printf("%s -> %s\n",foo->h_name,inet_ntoa(*(struct in_addr*)foo->h_addr));
1.22 fefe 752: /* printf("%g %g\n",1e-10,1e10); */
1.31 fefe 753: #endif
1.18 fefe 754: #if 0
1.17 fefe 755: double d=0.0;
756: long long t=0x12345678ABCDEF01;
757: d/=0.0;
758: printf("%d %llx\n",__isnan(d),t,*(long long*)&d);
1.18 fefe 759: #endif
1.177 fefe 760: #if 0
1.176 fefe 761: #define SIZE 1000
762: int array[SIZE],array2[SIZE];
1.16 fefe 763: int i,j;
764: long a,b,c;
1.176 fefe 765: int *k;
766: for (i=0; i<SIZE; ++i) array[i]=rand();
767: memcpy(array2,array,sizeof(array));
768: qsort(array,SIZE,sizeof(int),compint);
769: for (i=0; i<SIZE-1; ++i)
770: assert(array[i]>array[i+1]);
771: k=bsearch(array+10,array,SIZE,sizeof(int),compint);
772: printf("%d\n",*k);
773: #endif
774: #if 0
1.16 fefe 775: printf("%p\n",malloc(0));
776: qsort(array,2,sizeof(int),compint);
777: for (i=0; i<SIZE; ++i)
778: array[i]=rand();
779: rdtscl(a);
780: qsort(array,SIZE,sizeof(int),compint);
781: rdtscl(b);
782: j=array[LOOKFOR];
783: res=bsearch(&j,array,SIZE,sizeof(int),compint);
784: rdtscl(c);
785: printf("%lu cycles sort, %lu cycles bsearch\n",b-a,c-b);
786: for (i=0; i<SIZE-1; ++i)
787: if (array[i]>array[i+1]) {
788: printf("qsort does not work, index %d: %d > %d\n",i,array[i],array[i+1]);
789: return 1;
790: }
791: if (*res!=j)
792: printf("besearch does not work, returned %p (%d) instead of %p (%d)\n",res,res?*res:-1,array+LOOKFOR,j);
793: /* printf("array={%d,%d,%d,%d,%d}\n",array[0],array[1],array[2],array[3],array[4]); */
1.17 fefe 794: #endif
1.13 fefe 795: #if 0
1.12 fefe 796: struct in_addr duh;
797: printf("%d\n",inet_aton(argv[1]?argv[1]:"10.0.0.1",&duh));
798: printf("%x\n",duh.s_addr);
1.13 fefe 799: #endif
1.12 fefe 800: /* printf("%-19s %10lu %9lu %9lu %3d%% %s\n","/dev/ide/host0/bus0/target0/lun0/part2",8393688,705683,1337084,85,"/"); */
1.11 fefe 801: #if 0
1.10 fefe 802: char buf[100];
803: fgets(buf,100,stdin); printf("got %d bytes\n",strlen(buf));
804: fgets(buf,100,stdin); printf("got %d bytes\n",strlen(buf));
1.11 fefe 805: #endif
1.9 fefe 806: #if 0
1.7 fefe 807: struct tm duh;
808: time_t t;
1.8 fefe 809: time(&t);
810: gmtime_r(&t,&duh);
811: printf("%s\n",asctime(&duh));
1.9 fefe 812: #endif
1.8 fefe 813: #if 0
1.7 fefe 814: char buf[30];
815: duh.tm_sec=42;
816: duh.tm_min=23;
817: duh.tm_hour=17;
818: duh.tm_mday=2;
819: duh.tm_mon=7;
820: duh.tm_year=100;
821: t=mktime(&duh);
822: printf("%s\n",asctime_r(&duh,buf));
1.8 fefe 823: #endif
1.2 fefe 824: #if 0
1.1 cvs 825: int i;
826: for (i=0; i<5; i++) {
827: fprintf(stdout,"first message\n");
828: fprintf(stdout,"second message\n");
829: fprintf(stdout,"third message\n");
830: printf("foo %d\n",i);
831: }
1.2 fefe 832: #endif
1.1 cvs 833: #if 0
834: char buf[1024];
835: sscanf("foo bar","%s",buf);
836: printf("%s\n",buf);
837: #endif
838: #if 0
839: mount("/dev/scsi/host0/bus0/target2/lun0/cd", "/cd", "iso9660", MS_MGC_VAL|MS_RDONLY, NULL);
840: perror("mount");
841: #endif
842: #if 0
843: char *t="<4>Linux version 2.4.0-test10 (leitner@hellhound) (gcc version 2.95.2 19991024 (release))";
844: int i=strtol(t+1,&t,10);
845: printf("%d %s\n",i,t);
846: #endif
847: #if 0
848: char **tmp;
1.115 fefe 849: putenv("A=foo");
1.1 cvs 850: for (tmp=environ; *tmp; tmp++)
851: puts(*tmp);
852: #endif
853: #if 0
854: char buf[1024];
855: printf("%d\n",fprintf(stderr,"duh\n"));
856: #endif
857: #if 0
858: struct passwd *p=getpwuid(100);
859: puts(p->pw_name);
860: #endif
861: #if 0
862: int pid;
863: char name[32];
864: sscanf("1 (init","%d (%15c",&pid,name);
865: printf("pid %d name %s\n",pid,name);
866: #endif
1.109 fefe 867: #if 0
1.1 cvs 868: DIR *d=opendir("/proc");
869: if (d) {
870: struct dirent *D;
871: while (D=readdir(d))
872: puts(D->d_name);
873: closedir(d);
874: }
875: #endif
876: #if 0
877: char buf[1024];
878: int fd=open("/etc/passwd",0);
879: pread(fd,buf,30,32);
880: close(fd);
881: write(1,buf,32);
882: #endif
883: #if 0
884: char *argv[] = {"echo","foo",0};
885: char buf[100];
886: buf[5]='x';
887: sprintf(buf,"foo\n");
888: if (buf[5] == 'x')
889: exit(0);
890: else
891: exit(1);
892: execvp(argv[0],argv);
893: #endif
1.10 fefe 894: #if 0
1.1 cvs 895: struct stat64 f;
896: char buf[128];
897: fstat64(0,&f);
898: fprintf(stderr,"%d %d\n",f.st_size,sizeof(f));
899: return 0;
900: #endif
901: #if 0
902: FILE *f=fopen("foo","w");
903: fputc('a',f);
904: fputc('b',f);
905: fputc('c',f);
906: #endif
907: /* fprintf(stdout,"foo\n"); */
908: }
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