| 1 | /*- |
| 2 | * Copyright (c) 1986, 1988, 1991 The Regents of the University of California. |
| 3 | * All rights reserved. |
| 4 | * |
| 5 | * Redistribution and use in source and binary forms, with or without |
| 6 | * modification, are permitted provided that the following conditions |
| 7 | * are met: |
| 8 | * 1. Redistributions of source code must retain the above copyright |
| 9 | * notice, this list of conditions and the following disclaimer. |
| 10 | * 2. Redistributions in binary form must reproduce the above copyright |
| 11 | * notice, this list of conditions and the following disclaimer in the |
| 12 | * documentation and/or other materials provided with the distribution. |
| 13 | * 3. All advertising materials mentioning features or use of this software |
| 14 | * must display the following acknowledgement: |
| 15 | * This product includes software developed by the University of |
| 16 | * California, Berkeley and its contributors. |
| 17 | * 4. Neither the name of the University nor the names of its contributors |
| 18 | * may be used to endorse or promote products derived from this software |
| 19 | * without specific prior written permission. |
| 20 | * |
| 21 | * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND |
| 22 | * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
| 23 | * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE |
| 24 | * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE |
| 25 | * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL |
| 26 | * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS |
| 27 | * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) |
| 28 | * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT |
| 29 | * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY |
| 30 | * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF |
| 31 | * SUCH DAMAGE. |
| 32 | * |
| 33 | * from: @(#)subr_prf.c 7.30 (Berkeley) 6/29/91 |
| 34 | * $Id: subr_prf.c,v 1.6 1993/12/19 00:51:32 wollman Exp $ |
| 35 | */ |
| 36 | |
| 37 | #include "param.h" |
| 38 | #include "systm.h" |
| 39 | #include "buf.h" |
| 40 | #include "conf.h" |
| 41 | #include "reboot.h" |
| 42 | #include "msgbuf.h" |
| 43 | #include "proc.h" |
| 44 | #include "ioctl.h" |
| 45 | #include "vnode.h" |
| 46 | #include "file.h" |
| 47 | #include "tty.h" |
| 48 | #include "tprintf.h" |
| 49 | #include "syslog.h" |
| 50 | #include "malloc.h" |
| 51 | |
| 52 | /* |
| 53 | * Note that stdarg.h and the ANSI style va_start macro is used for both |
| 54 | * ANSI and traditional C compilers. |
| 55 | */ |
| 56 | #include <machine/stdarg.h> |
| 57 | |
| 58 | #ifdef KADB |
| 59 | #include "machine/kdbparam.h" |
| 60 | #endif |
| 61 | |
| 62 | #define TOCONS 0x01 |
| 63 | #define TOTTY 0x02 |
| 64 | #define TOLOG 0x04 |
| 65 | |
| 66 | struct tty *constty; /* pointer to console "window" tty */ |
| 67 | |
| 68 | #if defined(KADB) |
| 69 | extern cngetc(); /* standard console getc */ |
| 70 | #endif |
| 71 | #ifdef KADB |
| 72 | int (*v_getc)() = cngetc; /* "" getc from virtual console */ |
| 73 | extern cnpoll(); |
| 74 | int (*v_poll)() = cnpoll; /* kdb hook to enable input polling */ |
| 75 | #endif |
| 76 | extern cnputc(); /* standard console putc */ |
| 77 | int (*v_putc)() = cnputc; /* routine to putc on virtual console */ |
| 78 | |
| 79 | static void logpri __P((int level)); |
| 80 | static void putchar __P((int ch, int flags, struct tty *tp)); |
| 81 | static char *ksprintn __P((u_long num, int base, int *len)); |
| 82 | void kprintf __P((const char *fmt, int flags, struct tty *tp, va_list)); |
| 83 | |
| 84 | /* |
| 85 | * Variable panicstr contains argument to first call to panic; used |
| 86 | * as flag to indicate that the kernel has already called panic. |
| 87 | */ |
| 88 | const char *panicstr; |
| 89 | |
| 90 | /* |
| 91 | * Message buffer |
| 92 | */ |
| 93 | struct msgbuf *msgbufp; |
| 94 | int msgbufmapped; |
| 95 | |
| 96 | /* |
| 97 | * Panic is called on unresolvable fatal errors. It prints "panic: mesg", |
| 98 | * and then reboots. If we are called twice, then we avoid trying to sync |
| 99 | * the disks as this often leads to recursive panics. |
| 100 | */ |
| 101 | void |
| 102 | panic(const char *msg) |
| 103 | { |
| 104 | int bootopt = RB_AUTOBOOT | RB_DUMP; |
| 105 | |
| 106 | if (panicstr) |
| 107 | bootopt |= RB_NOSYNC; |
| 108 | else |
| 109 | panicstr = msg; |
| 110 | printf("panic: %s\n", msg); |
| 111 | #ifdef KGDB |
| 112 | kgdb_panic(); |
| 113 | #endif |
| 114 | #ifdef KADB |
| 115 | if (boothowto & RB_KDB) { |
| 116 | int s; |
| 117 | |
| 118 | s = splnet(); /* below kdb pri */ |
| 119 | setsoftkdb(); |
| 120 | splx(s); |
| 121 | } |
| 122 | #endif |
| 123 | #include "ddb.h" |
| 124 | #if NDDB > 0 |
| 125 | Debugger ("panic"); |
| 126 | #endif |
| 127 | boot(bootopt); |
| 128 | } |
| 129 | |
| 130 | /* |
| 131 | * Warn that a system table is full. |
| 132 | */ |
| 133 | void |
| 134 | tablefull(tab) |
| 135 | const char *tab; |
| 136 | { |
| 137 | |
| 138 | log(LOG_ERR, "%s: table is full\n", tab); |
| 139 | } |
| 140 | |
| 141 | /* |
| 142 | * Uprintf prints to the controlling terminal for the current process. |
| 143 | * It may block if the tty queue is overfull. No message is printed if |
| 144 | * the queue does not clear in a reasonable time. |
| 145 | */ |
| 146 | void |
| 147 | #ifdef __STDC__ |
| 148 | uprintf(const char *fmt, ...) |
| 149 | #else |
| 150 | uprintf(fmt /*, va_alist */) |
| 151 | char *fmt; |
| 152 | #endif |
| 153 | { |
| 154 | register struct proc *p = curproc; |
| 155 | va_list ap; |
| 156 | |
| 157 | if (p->p_flag & SCTTY && p->p_session->s_ttyvp) { |
| 158 | va_start(ap, fmt); |
| 159 | kprintf(fmt, TOTTY, p->p_session->s_ttyp, ap); |
| 160 | va_end(ap); |
| 161 | } |
| 162 | } |
| 163 | |
| 164 | tpr_t |
| 165 | tprintf_open(p) |
| 166 | register struct proc *p; |
| 167 | { |
| 168 | |
| 169 | if (p->p_flag & SCTTY && p->p_session->s_ttyvp) { |
| 170 | SESSHOLD(p->p_session); |
| 171 | return ((tpr_t) p->p_session); |
| 172 | } |
| 173 | return ((tpr_t) NULL); |
| 174 | } |
| 175 | |
| 176 | void |
| 177 | tprintf_close(sess) |
| 178 | tpr_t sess; |
| 179 | { |
| 180 | |
| 181 | if (sess) |
| 182 | SESSRELE((struct session *) sess); |
| 183 | } |
| 184 | |
| 185 | /* |
| 186 | * tprintf prints on the controlling terminal associated |
| 187 | * with the given session. |
| 188 | */ |
| 189 | void |
| 190 | #ifdef __STDC__ |
| 191 | tprintf(tpr_t tpr, const char *fmt, ...) |
| 192 | #else |
| 193 | tprintf(tpr, fmt /*, va_alist */) |
| 194 | tpr_t tpr; |
| 195 | char *fmt; |
| 196 | #endif |
| 197 | { |
| 198 | register struct session *sess = (struct session *)tpr; |
| 199 | struct tty *tp = NULL; |
| 200 | int flags = TOLOG; |
| 201 | va_list ap; |
| 202 | |
| 203 | logpri(LOG_INFO); |
| 204 | if (sess && sess->s_ttyvp && ttycheckoutq(sess->s_ttyp, 0)) { |
| 205 | flags |= TOTTY; |
| 206 | tp = sess->s_ttyp; |
| 207 | } |
| 208 | va_start(ap, fmt); |
| 209 | kprintf(fmt, flags, tp, ap); |
| 210 | va_end(ap); |
| 211 | logwakeup(); |
| 212 | } |
| 213 | |
| 214 | /* |
| 215 | * Ttyprintf displays a message on a tty; it should be used only by |
| 216 | * the tty driver, or anything that knows the underlying tty will not |
| 217 | * be revoke(2)'d away. Other callers should use tprintf. |
| 218 | */ |
| 219 | void |
| 220 | #ifdef __STDC__ |
| 221 | ttyprintf(struct tty *tp, const char *fmt, ...) |
| 222 | #else |
| 223 | ttyprintf(tp, fmt /*, va_alist */) |
| 224 | struct tty *tp; |
| 225 | char *fmt; |
| 226 | #endif |
| 227 | { |
| 228 | va_list ap; |
| 229 | |
| 230 | va_start(ap, fmt); |
| 231 | kprintf(fmt, TOTTY, tp, ap); |
| 232 | va_end(ap); |
| 233 | } |
| 234 | |
| 235 | extern int log_open; |
| 236 | |
| 237 | /* |
| 238 | * Log writes to the log buffer, and guarantees not to sleep (so can be |
| 239 | * called by interrupt routines). If there is no process reading the |
| 240 | * log yet, it writes to the console also. |
| 241 | */ |
| 242 | void |
| 243 | #ifdef __STDC__ |
| 244 | log(int level, const char *fmt, ...) |
| 245 | #else |
| 246 | log(level, fmt /*, va_alist */) |
| 247 | int level; |
| 248 | char *fmt; |
| 249 | #endif |
| 250 | { |
| 251 | register int s; |
| 252 | va_list ap; |
| 253 | |
| 254 | s = splhigh(); |
| 255 | logpri(level); |
| 256 | va_start(ap, fmt); |
| 257 | kprintf(fmt, TOLOG, NULL, ap); |
| 258 | splx(s); |
| 259 | va_end(ap); |
| 260 | if (!log_open) { |
| 261 | va_start(ap, fmt); |
| 262 | kprintf(fmt, TOCONS, NULL, ap); |
| 263 | va_end(ap); |
| 264 | } |
| 265 | logwakeup(); |
| 266 | } |
| 267 | |
| 268 | static void |
| 269 | logpri(level) |
| 270 | int level; |
| 271 | { |
| 272 | register int ch; |
| 273 | register char *p; |
| 274 | |
| 275 | putchar('<', TOLOG, NULL); |
| 276 | for (p = ksprintn((u_long)level, 10, NULL); ch = *p--;) |
| 277 | putchar(ch, TOLOG, NULL); |
| 278 | putchar('>', TOLOG, NULL); |
| 279 | } |
| 280 | |
| 281 | void |
| 282 | #ifdef __STDC__ |
| 283 | addlog(const char *fmt, ...) |
| 284 | #else |
| 285 | addlog(fmt /*, va_alist */) |
| 286 | const char *fmt; |
| 287 | #endif |
| 288 | { |
| 289 | register int s; |
| 290 | va_list ap; |
| 291 | |
| 292 | s = splhigh(); |
| 293 | va_start(ap, fmt); |
| 294 | kprintf(fmt, TOLOG, NULL, ap); |
| 295 | splx(s); |
| 296 | va_end(ap); |
| 297 | if (!log_open) { |
| 298 | va_start(ap, fmt); |
| 299 | kprintf(fmt, TOCONS, NULL, ap); |
| 300 | va_end(ap); |
| 301 | } |
| 302 | logwakeup(); |
| 303 | } |
| 304 | |
| 305 | int consintr = 1; /* ok to handle console interrupts? */ |
| 306 | |
| 307 | int |
| 308 | #ifdef __STDC__ |
| 309 | printf(const char *fmt, ...) |
| 310 | #else |
| 311 | printf(fmt /*, va_alist */) |
| 312 | const char *fmt; |
| 313 | #endif |
| 314 | { |
| 315 | va_list ap; |
| 316 | register int savintr; |
| 317 | |
| 318 | savintr = consintr; /* disable interrupts */ |
| 319 | consintr = 0; |
| 320 | va_start(ap, fmt); |
| 321 | kprintf(fmt, TOCONS | TOLOG, NULL, ap); |
| 322 | va_end(ap); |
| 323 | if (!panicstr) |
| 324 | logwakeup(); |
| 325 | consintr = savintr; /* reenable interrupts */ |
| 326 | |
| 327 | return 0; /* for compatibility with libc's printf() */ |
| 328 | } |
| 329 | |
| 330 | /* |
| 331 | * Scaled down version of printf(3). |
| 332 | * |
| 333 | * Two additional formats: |
| 334 | * |
| 335 | * The format %b is supported to decode error registers. |
| 336 | * Its usage is: |
| 337 | * |
| 338 | * printf("reg=%b\n", regval, "<base><arg>*"); |
| 339 | * |
| 340 | * where <base> is the output base expressed as a control character, e.g. |
| 341 | * \10 gives octal; \20 gives hex. Each arg is a sequence of characters, |
| 342 | * the first of which gives the bit number to be inspected (origin 1), and |
| 343 | * the next characters (up to a control character, i.e. a character <= 32), |
| 344 | * give the name of the register. Thus: |
| 345 | * |
| 346 | * printf("reg=%b\n", 3, "\10\2BITTWO\1BITONE\n"); |
| 347 | * |
| 348 | * would produce output: |
| 349 | * |
| 350 | * reg=3<BITTWO,BITONE> |
| 351 | * |
| 352 | * The format %r is supposed to pass an additional format string and argument |
| 353 | * list recursively. |
| 354 | * Its usage is: |
| 355 | * |
| 356 | * fn(otherstuff, char *fmt, ...) |
| 357 | * { |
| 358 | * va_list ap; |
| 359 | * va_start(ap, fmt); |
| 360 | * printf("prefix: %r, other stuff\n", fmt, ap); |
| 361 | * va_end(ap); |
| 362 | * |
| 363 | * Space or zero padding and a field width are supported for the numeric |
| 364 | * formats only. |
| 365 | */ |
| 366 | void |
| 367 | kprintf(fmt, flags, tp, ap) |
| 368 | register const char *fmt; |
| 369 | int flags; |
| 370 | struct tty *tp; |
| 371 | va_list ap; |
| 372 | { |
| 373 | register char *p, *p2; |
| 374 | register int ch, n; |
| 375 | u_long ul; |
| 376 | int base, lflag, tmp, width; |
| 377 | char padc; |
| 378 | |
| 379 | for (;;) { |
| 380 | padc = ' '; |
| 381 | width = 0; |
| 382 | while ((ch = *(u_char *)fmt++) != '%') { |
| 383 | if (ch == '\0') |
| 384 | return; |
| 385 | putchar(ch, flags, tp); |
| 386 | } |
| 387 | lflag = 0; |
| 388 | reswitch: switch (ch = *(u_char *)fmt++) { |
| 389 | case '0': |
| 390 | padc = '0'; |
| 391 | goto reswitch; |
| 392 | case '1': case '2': case '3': case '4': |
| 393 | case '5': case '6': case '7': case '8': case '9': |
| 394 | for (width = 0;; ++fmt) { |
| 395 | width = width * 10 + ch - '0'; |
| 396 | ch = *fmt; |
| 397 | if (ch < '0' || ch > '9') |
| 398 | break; |
| 399 | } |
| 400 | goto reswitch; |
| 401 | case 'l': |
| 402 | lflag = 1; |
| 403 | goto reswitch; |
| 404 | case 'b': |
| 405 | ul = va_arg(ap, int); |
| 406 | p = va_arg(ap, char *); |
| 407 | for (p2 = ksprintn(ul, *p++, NULL); ch = *p2--;) |
| 408 | putchar(ch, flags, tp); |
| 409 | |
| 410 | if (!ul) |
| 411 | break; |
| 412 | |
| 413 | for (tmp = 0; n = *p++;) { |
| 414 | if (ul & (1 << (n - 1))) { |
| 415 | putchar(tmp ? ',' : '<', flags, tp); |
| 416 | for (; (n = *p) > ' '; ++p) |
| 417 | putchar(n, flags, tp); |
| 418 | tmp = 1; |
| 419 | } else |
| 420 | for (; *p > ' '; ++p); |
| 421 | } |
| 422 | if (tmp) |
| 423 | putchar('>', flags, tp); |
| 424 | break; |
| 425 | case 'c': |
| 426 | putchar(va_arg(ap, int), flags, tp); |
| 427 | break; |
| 428 | case 'r': |
| 429 | p = va_arg(ap, char *); |
| 430 | kprintf(p, flags, tp, va_arg(ap, va_list)); |
| 431 | break; |
| 432 | case 's': |
| 433 | p = va_arg(ap, char *); |
| 434 | while (ch = *p++) |
| 435 | putchar(ch, flags, tp); |
| 436 | break; |
| 437 | case 'd': |
| 438 | ul = lflag ? va_arg(ap, long) : va_arg(ap, int); |
| 439 | if ((long)ul < 0) { |
| 440 | putchar('-', flags, tp); |
| 441 | ul = -(long)ul; |
| 442 | } |
| 443 | base = 10; |
| 444 | goto number; |
| 445 | case 'o': |
| 446 | ul = lflag ? va_arg(ap, u_long) : va_arg(ap, u_int); |
| 447 | base = 8; |
| 448 | goto number; |
| 449 | case 'u': |
| 450 | ul = lflag ? va_arg(ap, u_long) : va_arg(ap, u_int); |
| 451 | base = 10; |
| 452 | goto number; |
| 453 | case 'x': |
| 454 | ul = lflag ? va_arg(ap, u_long) : va_arg(ap, u_int); |
| 455 | base = 16; |
| 456 | number: p = ksprintn(ul, base, &tmp); |
| 457 | if (width && (width -= tmp) > 0) |
| 458 | while (width--) |
| 459 | putchar(padc, flags, tp); |
| 460 | while (ch = *p--) |
| 461 | putchar(ch, flags, tp); |
| 462 | break; |
| 463 | default: |
| 464 | putchar('%', flags, tp); |
| 465 | if (lflag) |
| 466 | putchar('l', flags, tp); |
| 467 | /* FALLTHROUGH */ |
| 468 | case '%': |
| 469 | putchar(ch, flags, tp); |
| 470 | } |
| 471 | } |
| 472 | } |
| 473 | |
| 474 | /* |
| 475 | * Print a character on console or users terminal. If destination is |
| 476 | * the console then the last MSGBUFS characters are saved in msgbuf for |
| 477 | * inspection later. |
| 478 | */ |
| 479 | static void |
| 480 | putchar(c, flags, tp) |
| 481 | register int c; |
| 482 | int flags; |
| 483 | struct tty *tp; |
| 484 | { |
| 485 | register struct msgbuf *mbp; |
| 486 | |
| 487 | if (panicstr) |
| 488 | constty = NULL; |
| 489 | if ((flags & TOCONS) && tp == NULL && constty) { |
| 490 | tp = constty; |
| 491 | flags |= TOTTY; |
| 492 | } |
| 493 | if ((flags & TOTTY) && tp && tputchar(c, tp) < 0 && |
| 494 | (flags & TOCONS) && tp == constty) |
| 495 | constty = NULL; |
| 496 | if ((flags & TOLOG) && |
| 497 | c != '\0' && c != '\r' && c != 0177 && msgbufmapped) { |
| 498 | mbp = msgbufp; |
| 499 | if (mbp->msg_magic != MSG_MAGIC) { |
| 500 | bzero((caddr_t)mbp, sizeof(*mbp)); |
| 501 | mbp->msg_magic = MSG_MAGIC; |
| 502 | } |
| 503 | mbp->msg_bufc[mbp->msg_bufx++] = c; |
| 504 | if (mbp->msg_bufx < 0 || mbp->msg_bufx >= MSG_BSIZE) |
| 505 | mbp->msg_bufx = 0; |
| 506 | } |
| 507 | if ((flags & TOCONS) && constty == NULL && c != '\0') |
| 508 | (*v_putc)(c); |
| 509 | } |
| 510 | |
| 511 | /* |
| 512 | * Scaled down version of sprintf(3). |
| 513 | */ |
| 514 | #ifdef __STDC__ |
| 515 | int |
| 516 | sprintf(char *buf, const char *cfmt, ...) |
| 517 | #else |
| 518 | int |
| 519 | sprintf(buf, cfmt /*, va_alist */) |
| 520 | char *buf, *cfmt; |
| 521 | #endif |
| 522 | { |
| 523 | register const char *fmt = cfmt; |
| 524 | register char *p, *bp; |
| 525 | register int ch, base; |
| 526 | u_long ul; |
| 527 | int lflag; |
| 528 | va_list ap; |
| 529 | |
| 530 | va_start(ap, cfmt); |
| 531 | for (bp = buf; ; ) { |
| 532 | while ((ch = *(u_char *)fmt++) != '%') |
| 533 | if ((*bp++ = ch) == '\0') |
| 534 | return ((bp - buf) - 1); |
| 535 | |
| 536 | lflag = 0; |
| 537 | reswitch: switch (ch = *(u_char *)fmt++) { |
| 538 | case 'l': |
| 539 | lflag = 1; |
| 540 | goto reswitch; |
| 541 | case 'c': |
| 542 | *bp++ = va_arg(ap, int); |
| 543 | break; |
| 544 | case 's': |
| 545 | p = va_arg(ap, char *); |
| 546 | while (*bp++ = *p++) |
| 547 | ; |
| 548 | --bp; |
| 549 | break; |
| 550 | case 'd': |
| 551 | ul = lflag ? va_arg(ap, long) : va_arg(ap, int); |
| 552 | if ((long)ul < 0) { |
| 553 | *bp++ = '-'; |
| 554 | ul = -(long)ul; |
| 555 | } |
| 556 | base = 10; |
| 557 | goto number; |
| 558 | break; |
| 559 | case 'o': |
| 560 | ul = lflag ? va_arg(ap, u_long) : va_arg(ap, u_int); |
| 561 | base = 8; |
| 562 | goto number; |
| 563 | break; |
| 564 | case 'u': |
| 565 | ul = lflag ? va_arg(ap, u_long) : va_arg(ap, u_int); |
| 566 | base = 10; |
| 567 | goto number; |
| 568 | break; |
| 569 | case 'x': |
| 570 | ul = lflag ? va_arg(ap, u_long) : va_arg(ap, u_int); |
| 571 | base = 16; |
| 572 | number: for (p = ksprintn(ul, base, NULL); ch = *p--;) |
| 573 | *bp++ = ch; |
| 574 | break; |
| 575 | default: |
| 576 | *bp++ = '%'; |
| 577 | if (lflag) |
| 578 | *bp++ = 'l'; |
| 579 | /* FALLTHROUGH */ |
| 580 | case '%': |
| 581 | *bp++ = ch; |
| 582 | } |
| 583 | } |
| 584 | va_end(ap); |
| 585 | } |
| 586 | |
| 587 | /* |
| 588 | * Put a number (base <= 16) in a buffer in reverse order; return an |
| 589 | * optional length and a pointer to the NULL terminated (preceded?) |
| 590 | * buffer. |
| 591 | */ |
| 592 | static char * |
| 593 | ksprintn(ul, base, lenp) |
| 594 | register u_long ul; |
| 595 | register int base, *lenp; |
| 596 | { /* A long in base 8, plus NULL. */ |
| 597 | static char buf[sizeof(long) * NBBY / 3 + 2]; |
| 598 | register char *p; |
| 599 | |
| 600 | p = buf; |
| 601 | do { |
| 602 | *++p = "0123456789abcdef"[ul % base]; |
| 603 | } while (ul /= base); |
| 604 | if (lenp) |
| 605 | *lenp = p - buf; |
| 606 | return (p); |
| 607 | } |