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