Annotation of src/usr.bin/sendbug/sendbug.c, Revision 1.80
1.80 ! jca 1: /* $OpenBSD: sendbug.c,v 1.79 2022/03/29 18:44:12 jca Exp $ */
1.1 ray 2:
3: /*
4: * Written by Ray Lai <ray@cyth.net>.
5: * Public domain.
6: */
7:
8: #include <sys/types.h>
9: #include <sys/stat.h>
10: #include <sys/sysctl.h>
11: #include <sys/wait.h>
12:
1.13 ray 13: #include <ctype.h>
1.1 ray 14: #include <err.h>
15: #include <errno.h>
16: #include <fcntl.h>
17: #include <limits.h>
18: #include <paths.h>
19: #include <pwd.h>
1.15 deraadt 20: #include <signal.h>
1.1 ray 21: #include <stdio.h>
22: #include <stdlib.h>
23: #include <string.h>
24: #include <unistd.h>
25:
26: #include "atomicio.h"
27:
1.35 ray 28: #define _PATH_DMESG "/var/run/dmesg.boot"
1.51 ray 29: #define DMESG_START "OpenBSD "
1.61 ray 30: #define BEGIN64 "begin-base64 "
31: #define END64 "===="
1.35 ray 32:
1.75 jca 33: void checkfile(const char *);
1.61 ray 34: void debase(void);
1.36 ray 35: void dmesg(FILE *);
1.42 ray 36: int editit(const char *);
1.61 ray 37: void hwdump(FILE *);
1.21 deraadt 38: void init(void);
1.40 ray 39: int matchline(const char *, const char *, size_t);
1.21 deraadt 40: int prompt(void);
1.32 ray 41: int send_file(const char *, int);
1.21 deraadt 42: int sendmail(const char *);
43: void template(FILE *);
1.65 sthen 44: void usbdevs(FILE *);
1.1 ray 45:
1.60 ray 46: const char *categories = "system user library documentation kernel "
1.80 ! jca 47: "alpha aarch64 amd64 arm hppa i386 m88k mips64 mips64el powerpc powerpc64 "
! 48: "riscv64 sh sparc64";
1.53 ray 49: const char *comment[] = {
50: "<synopsis of the problem (one line)>",
1.60 ray 51: "<PR category (one line)>",
1.53 ray 52: "<precise description of the problem (multiple lines)>",
53: "<code/input/activities to reproduce the problem (multiple lines)>",
54: "<how to correct or work around the problem, if known (multiple lines)>"
55: };
1.11 deraadt 56:
57: struct passwd *pw;
1.14 deraadt 58: char os[BUFSIZ], rel[BUFSIZ], mach[BUFSIZ], details[BUFSIZ];
1.73 deraadt 59: const char *tmpdir = _PATH_TMP;
1.62 ray 60: char *tmppath;
1.58 deraadt 61: int Dflag, Pflag, wantcleanup;
1.11 deraadt 62:
1.12 tedu 63: __dead void
1.3 deraadt 64: usage(void)
65: {
1.41 ray 66: extern char *__progname;
67:
1.72 deraadt 68: fprintf(stderr, "usage: %s [-DEP]\n", __progname);
1.12 tedu 69: exit(1);
70: }
71:
72: void
73: cleanup()
74: {
75: if (wantcleanup && tmppath && unlink(tmppath) == -1)
76: warn("unlink");
1.3 deraadt 77: }
78:
1.12 tedu 79:
1.1 ray 80: int
81: main(int argc, char *argv[])
82: {
1.47 ray 83: int ch, c, fd, ret = 1;
1.19 deraadt 84: struct stat sb;
1.15 deraadt 85: char *pr_form;
1.1 ray 86: time_t mtime;
1.2 deraadt 87: FILE *fp;
1.70 deraadt 88:
1.71 deraadt 89: if (pledge("stdio rpath wpath cpath tmppath getpw proc exec", NULL) == -1)
1.70 deraadt 90: err(1, "pledge");
1.3 deraadt 91:
1.72 deraadt 92: while ((ch = getopt(argc, argv, "DEP")) != -1)
1.3 deraadt 93: switch (ch) {
1.35 ray 94: case 'D':
95: Dflag = 1;
96: break;
1.61 ray 97: case 'E':
98: debase();
99: exit(0);
1.3 deraadt 100: case 'P':
1.58 deraadt 101: Pflag = 1;
102: break;
1.3 deraadt 103: default:
104: usage();
1.7 deraadt 105: }
1.35 ray 106: argc -= optind;
107: argv += optind;
1.7 deraadt 108:
1.37 ray 109: if (argc > 0)
1.3 deraadt 110: usage();
1.63 deraadt 111:
1.58 deraadt 112: if (Pflag) {
113: init();
114: template(stdout);
115: exit(0);
116: }
1.1 ray 117:
1.9 ray 118: if (asprintf(&tmppath, "%s%sp.XXXXXXXXXX", tmpdir,
1.19 deraadt 119: tmpdir[strlen(tmpdir) - 1] == '/' ? "" : "/") == -1)
1.12 tedu 120: err(1, "asprintf");
1.1 ray 121: if ((fd = mkstemp(tmppath)) == -1)
122: err(1, "mkstemp");
1.12 tedu 123: wantcleanup = 1;
124: atexit(cleanup);
1.19 deraadt 125: if ((fp = fdopen(fd, "w+")) == NULL)
1.12 tedu 126: err(1, "fdopen");
1.1 ray 127:
1.12 tedu 128: init();
1.1 ray 129:
1.10 deraadt 130: pr_form = getenv("PR_FORM");
131: if (pr_form) {
132: char buf[BUFSIZ];
133: size_t len;
134: FILE *frfp;
135:
136: frfp = fopen(pr_form, "r");
137: if (frfp == NULL) {
1.41 ray 138: warn("can't seem to read your template file "
139: "(`%s'), ignoring PR_FORM", pr_form);
1.10 deraadt 140: template(fp);
141: } else {
142: while (!feof(frfp)) {
143: len = fread(buf, 1, sizeof buf, frfp);
144: if (len == 0)
145: break;
146: if (fwrite(buf, 1, len, fp) != len)
147: break;
148: }
149: fclose(frfp);
150: }
1.47 ray 151: } else
1.10 deraadt 152: template(fp);
1.1 ray 153:
1.19 deraadt 154: if (fflush(fp) == EOF || fstat(fd, &sb) == -1 || fclose(fp) == EOF)
1.12 tedu 155: err(1, "error creating template");
1.1 ray 156: mtime = sb.st_mtime;
157:
158: edit:
1.48 ray 159: if (editit(tmppath) == -1)
1.28 ray 160: err(1, "error running editor");
1.1 ray 161:
1.19 deraadt 162: if (stat(tmppath, &sb) == -1)
1.12 tedu 163: err(1, "stat");
1.19 deraadt 164: if (mtime == sb.st_mtime)
1.12 tedu 165: errx(1, "report unchanged, nothing sent");
1.1 ray 166:
167: prompt:
1.75 jca 168: checkfile(tmppath);
1.1 ray 169: c = prompt();
170: switch (c) {
1.5 deraadt 171: case 'a':
172: case EOF:
1.12 tedu 173: wantcleanup = 0;
174: errx(1, "unsent report in %s", tmppath);
1.1 ray 175: case 'e':
176: goto edit;
177: case 's':
178: if (sendmail(tmppath) == -1)
179: goto quit;
180: break;
181: default:
182: goto prompt;
183: }
184:
185: ret = 0;
1.12 tedu 186: quit:
1.1 ray 187: return (ret);
1.36 ray 188: }
189:
190: void
191: dmesg(FILE *fp)
192: {
193: char buf[BUFSIZ];
194: FILE *dfp;
195: off_t offset = -1;
196:
197: dfp = fopen(_PATH_DMESG, "r");
198: if (dfp == NULL) {
199: warn("can't read dmesg");
200: return;
201: }
202:
1.51 ray 203: /* Find last dmesg. */
1.36 ray 204: for (;;) {
205: off_t o;
206:
207: o = ftello(dfp);
208: if (fgets(buf, sizeof(buf), dfp) == NULL)
209: break;
1.51 ray 210: if (!strncmp(DMESG_START, buf, sizeof(DMESG_START) - 1))
1.36 ray 211: offset = o;
212: }
213: if (offset != -1) {
214: size_t len;
215:
216: clearerr(dfp);
217: fseeko(dfp, offset, SEEK_SET);
218: while (offset != -1 && !feof(dfp)) {
219: len = fread(buf, 1, sizeof buf, dfp);
220: if (len == 0)
221: break;
222: if (fwrite(buf, 1, len, fp) != len)
223: break;
224: }
225: }
226: fclose(dfp);
1.1 ray 227: }
228:
1.65 sthen 229: void
230: usbdevs(FILE *ofp)
231: {
232: char buf[BUFSIZ];
233: FILE *ifp;
234: size_t len;
235:
236: if ((ifp = popen("usbdevs -v", "r")) != NULL) {
237: while (!feof(ifp)) {
238: len = fread(buf, 1, sizeof buf, ifp);
239: if (len == 0)
240: break;
241: if (fwrite(buf, 1, len, ofp) != len)
242: break;
243: }
1.66 sthen 244: pclose(ifp);
1.65 sthen 245: }
246: }
247:
1.48 ray 248: /*
249: * Execute an editor on the specified pathname, which is interpreted
250: * from the shell. This means flags may be included.
251: *
252: * Returns -1 on error, or the exit value on success.
253: */
1.15 deraadt 254: int
1.42 ray 255: editit(const char *pathname)
1.15 deraadt 256: {
1.19 deraadt 257: char *argp[] = {"sh", "-c", NULL, NULL}, *ed, *p;
1.52 deraadt 258: sig_t sighup, sigint, sigquit, sigchld;
1.42 ray 259: pid_t pid;
1.52 deraadt 260: int saved_errno, st, ret = -1;
1.15 deraadt 261:
1.26 ray 262: ed = getenv("VISUAL");
263: if (ed == NULL || ed[0] == '\0')
264: ed = getenv("EDITOR");
265: if (ed == NULL || ed[0] == '\0')
1.15 deraadt 266: ed = _PATH_VI;
1.38 ray 267: if (asprintf(&p, "%s %s", ed, pathname) == -1)
1.18 ray 268: return (-1);
1.15 deraadt 269: argp[2] = p;
270:
1.25 ray 271: sighup = signal(SIGHUP, SIG_IGN);
272: sigint = signal(SIGINT, SIG_IGN);
273: sigquit = signal(SIGQUIT, SIG_IGN);
1.52 deraadt 274: sigchld = signal(SIGCHLD, SIG_DFL);
1.49 ray 275: if ((pid = fork()) == -1)
276: goto fail;
1.15 deraadt 277: if (pid == 0) {
278: execv(_PATH_BSHELL, argp);
279: _exit(127);
280: }
1.78 deraadt 281: while (waitpid(pid, &st, 0) == -1) {
1.46 ray 282: if (errno != EINTR)
283: goto fail;
1.78 deraadt 284: }
1.52 deraadt 285: if (!WIFEXITED(st))
1.48 ray 286: errno = EINTR;
1.52 deraadt 287: else
288: ret = WEXITSTATUS(st);
1.46 ray 289:
290: fail:
291: saved_errno = errno;
292: (void)signal(SIGHUP, sighup);
293: (void)signal(SIGINT, sigint);
294: (void)signal(SIGQUIT, sigquit);
1.52 deraadt 295: (void)signal(SIGCHLD, sigchld);
1.46 ray 296: free(p);
297: errno = saved_errno;
1.52 deraadt 298: return (ret);
1.15 deraadt 299: }
1.12 tedu 300:
1.1 ray 301: int
302: prompt(void)
303: {
304: int c, ret;
305:
306: fpurge(stdin);
307: fprintf(stderr, "a)bort, e)dit, or s)end: ");
308: fflush(stderr);
309: ret = getchar();
310: if (ret == EOF || ret == '\n')
311: return (ret);
312: do {
313: c = getchar();
314: } while (c != EOF && c != '\n');
315: return (ret);
316: }
317:
318: int
1.38 ray 319: sendmail(const char *pathname)
1.1 ray 320: {
321: int filedes[2];
1.78 deraadt 322: pid_t pid;
1.1 ray 323:
324: if (pipe(filedes) == -1) {
1.38 ray 325: warn("pipe: unsent report in %s", pathname);
1.1 ray 326: return (-1);
327: }
1.78 deraadt 328: switch ((pid = fork())) {
1.1 ray 329: case -1:
330: warn("fork error: unsent report in %s",
1.38 ray 331: pathname);
1.1 ray 332: return (-1);
333: case 0:
334: close(filedes[1]);
335: if (dup2(filedes[0], STDIN_FILENO) == -1) {
336: warn("dup2 error: unsent report in %s",
1.38 ray 337: pathname);
1.1 ray 338: return (-1);
339: }
340: close(filedes[0]);
1.56 chl 341: execl(_PATH_SENDMAIL, "sendmail",
1.74 krw 342: "-oi", "-t", (char *)NULL);
1.1 ray 343: warn("sendmail error: unsent report in %s",
1.38 ray 344: pathname);
1.1 ray 345: return (-1);
346: default:
347: close(filedes[0]);
348: /* Pipe into sendmail. */
1.38 ray 349: if (send_file(pathname, filedes[1]) == -1) {
1.1 ray 350: warn("send_file error: unsent report in %s",
1.38 ray 351: pathname);
1.1 ray 352: return (-1);
353: }
354: close(filedes[1]);
1.78 deraadt 355: while (waitpid(pid, NULL, 0) == -1) {
356: if (errno != EINTR)
357: break;
358: }
1.1 ray 359: break;
360: }
361: return (0);
362: }
363:
1.12 tedu 364: void
1.1 ray 365: init(void)
366: {
1.62 ray 367: size_t len;
1.1 ray 368: int sysname[2];
1.62 ray 369: char *cp;
1.1 ray 370:
1.19 deraadt 371: if ((pw = getpwuid(getuid())) == NULL)
1.12 tedu 372: err(1, "getpwuid");
1.1 ray 373:
374: sysname[0] = CTL_KERN;
375: sysname[1] = KERN_OSTYPE;
376: len = sizeof(os) - 1;
1.19 deraadt 377: if (sysctl(sysname, 2, &os, &len, NULL, 0) == -1)
1.12 tedu 378: err(1, "sysctl");
1.1 ray 379:
380: sysname[0] = CTL_KERN;
381: sysname[1] = KERN_OSRELEASE;
382: len = sizeof(rel) - 1;
1.19 deraadt 383: if (sysctl(sysname, 2, &rel, &len, NULL, 0) == -1)
1.12 tedu 384: err(1, "sysctl");
1.1 ray 385:
1.14 deraadt 386: sysname[0] = CTL_KERN;
387: sysname[1] = KERN_VERSION;
388: len = sizeof(details) - 1;
1.19 deraadt 389: if (sysctl(sysname, 2, &details, &len, NULL, 0) == -1)
1.14 deraadt 390: err(1, "sysctl");
391:
392: cp = strchr(details, '\n');
393: if (cp) {
394: cp++;
395: if (*cp)
396: *cp++ = '\t';
397: if (*cp)
398: *cp++ = '\t';
399: if (*cp)
400: *cp++ = '\t';
401: }
402:
1.1 ray 403: sysname[0] = CTL_HW;
404: sysname[1] = HW_MACHINE;
405: len = sizeof(mach) - 1;
1.19 deraadt 406: if (sysctl(sysname, 2, &mach, &len, NULL, 0) == -1)
1.12 tedu 407: err(1, "sysctl");
1.1 ray 408: }
409:
410: int
411: send_file(const char *file, int dst)
412: {
1.2 deraadt 413: size_t len;
1.54 ray 414: char *buf, *lbuf;
1.1 ray 415: FILE *fp;
1.54 ray 416: int rval = -1, saved_errno;
1.1 ray 417:
418: if ((fp = fopen(file, "r")) == NULL)
419: return (-1);
1.54 ray 420: lbuf = NULL;
1.1 ray 421: while ((buf = fgetln(fp, &len))) {
1.55 ray 422: if (buf[len - 1] == '\n') {
1.54 ray 423: buf[len - 1] = '\0';
1.55 ray 424: --len;
425: } else {
1.54 ray 426: /* EOF without EOL, copy and add the NUL */
427: if ((lbuf = malloc(len + 1)) == NULL)
428: goto end;
429: memcpy(lbuf, buf, len);
430: lbuf[len] = '\0';
431: buf = lbuf;
432: }
433:
1.1 ray 434: /* Skip lines starting with "SENDBUG". */
1.54 ray 435: if (strncmp(buf, "SENDBUG", sizeof("SENDBUG") - 1) == 0)
1.1 ray 436: continue;
437: while (len) {
1.14 deraadt 438: char *sp = NULL, *ep = NULL;
1.1 ray 439: size_t copylen;
440:
1.54 ray 441: if ((sp = strchr(buf, '<')) != NULL) {
442: size_t i;
443:
444: for (i = 0; i < sizeof(comment) / sizeof(*comment); ++i) {
445: size_t commentlen = strlen(comment[i]);
446:
447: if (strncmp(sp, comment[i], commentlen) == 0) {
448: ep = sp + commentlen - 1;
449: break;
450: }
451: }
452: }
1.1 ray 453: /* Length of string before comment. */
1.4 ray 454: if (ep)
455: copylen = sp - buf;
456: else
457: copylen = len;
1.55 ray 458: if (atomicio(vwrite, dst, buf, copylen) != copylen)
1.54 ray 459: goto end;
1.1 ray 460: if (!ep)
461: break;
462: /* Skip comment. */
463: len -= ep - buf + 1;
464: buf = ep + 1;
465: }
1.55 ray 466: if (atomicio(vwrite, dst, "\n", 1) != 1)
467: goto end;
1.1 ray 468: }
1.54 ray 469: rval = 0;
470: end:
471: saved_errno = errno;
472: free(lbuf);
1.1 ray 473: fclose(fp);
1.54 ray 474: errno = saved_errno;
475: return (rval);
1.39 ray 476: }
477:
478: /*
479: * Does line start with `s' and end with non-comment and non-whitespace?
1.40 ray 480: * Note: Does not treat `line' as a C string.
1.39 ray 481: */
482: int
1.40 ray 483: matchline(const char *s, const char *line, size_t linelen)
1.39 ray 484: {
485: size_t slen;
1.53 ray 486: int iscomment;
1.39 ray 487:
488: slen = strlen(s);
489: /* Is line shorter than string? */
490: if (linelen <= slen)
491: return (0);
492: /* Does line start with string? */
493: if (memcmp(line, s, slen) != 0)
494: return (0);
495: /* Does line contain anything but comments and whitespace? */
496: line += slen;
497: linelen -= slen;
1.53 ray 498: iscomment = 0;
1.39 ray 499: while (linelen) {
1.53 ray 500: if (iscomment) {
1.39 ray 501: if (*line == '>')
1.53 ray 502: iscomment = 0;
1.39 ray 503: } else if (*line == '<')
1.53 ray 504: iscomment = 1;
1.40 ray 505: else if (!isspace((unsigned char)*line))
1.39 ray 506: return (1);
507: ++line;
508: --linelen;
509: }
510: return (0);
511: }
512:
513: /*
514: * Are all required fields filled out?
515: */
1.75 jca 516: void
1.39 ray 517: checkfile(const char *pathname)
518: {
519: FILE *fp;
520: size_t len;
1.76 jca 521: int category = 0, synopsis = 0, subject = 0;
1.39 ray 522: char *buf;
523:
524: if ((fp = fopen(pathname, "r")) == NULL) {
525: warn("%s", pathname);
1.75 jca 526: return;
1.39 ray 527: }
528: while ((buf = fgetln(fp, &len))) {
1.60 ray 529: if (matchline(">Category:", buf, len))
530: category = 1;
531: else if (matchline(">Synopsis:", buf, len))
532: synopsis = 1;
1.76 jca 533: else if (matchline("Subject:", buf, len))
534: subject = 1;
1.39 ray 535: }
536: fclose(fp);
1.76 jca 537: if (!category || !synopsis || !subject) {
1.75 jca 538: fprintf(stderr, "Some fields are blank, please fill them in: ");
1.76 jca 539: if (!subject)
540: fprintf(stderr, "Subject ");
1.75 jca 541: if (!synopsis)
542: fprintf(stderr, "Synopsis ");
543: if (!category)
544: fprintf(stderr, "Category ");
545: fputc('\n', stderr);
546: }
1.1 ray 547: }
548:
549: void
550: template(FILE *fp)
551: {
552: fprintf(fp, "SENDBUG: -*- sendbug -*-\n");
1.19 deraadt 553: fprintf(fp, "SENDBUG: Lines starting with `SENDBUG' will"
1.54 ray 554: " be removed automatically.\n");
1.1 ray 555: fprintf(fp, "SENDBUG:\n");
1.60 ray 556: fprintf(fp, "SENDBUG: Choose from the following categories:\n");
557: fprintf(fp, "SENDBUG:\n");
558: fprintf(fp, "SENDBUG: %s\n", categories);
559: fprintf(fp, "SENDBUG:\n");
560: fprintf(fp, "SENDBUG:\n");
1.67 phessler 561: fprintf(fp, "To: %s\n", "bugs@openbsd.org");
1.1 ray 562: fprintf(fp, "Subject: \n");
563: fprintf(fp, "From: %s\n", pw->pw_name);
1.34 ray 564: fprintf(fp, "Cc: %s\n", pw->pw_name);
1.1 ray 565: fprintf(fp, "Reply-To: %s\n", pw->pw_name);
566: fprintf(fp, "\n");
1.53 ray 567: fprintf(fp, ">Synopsis:\t%s\n", comment[0]);
1.60 ray 568: fprintf(fp, ">Category:\t%s\n", comment[1]);
1.1 ray 569: fprintf(fp, ">Environment:\n");
570: fprintf(fp, "\tSystem : %s %s\n", os, rel);
1.14 deraadt 571: fprintf(fp, "\tDetails : %s\n", details);
1.1 ray 572: fprintf(fp, "\tArchitecture: %s.%s\n", os, mach);
573: fprintf(fp, "\tMachine : %s\n", mach);
574: fprintf(fp, ">Description:\n");
1.60 ray 575: fprintf(fp, "\t%s\n", comment[2]);
1.1 ray 576: fprintf(fp, ">How-To-Repeat:\n");
1.60 ray 577: fprintf(fp, "\t%s\n", comment[3]);
1.1 ray 578: fprintf(fp, ">Fix:\n");
1.60 ray 579: fprintf(fp, "\t%s\n", comment[4]);
1.47 ray 580:
1.61 ray 581: if (!Dflag) {
582: int root;
583:
584: fprintf(fp, "\n");
585: root = !geteuid();
586: if (!root)
587: fprintf(fp, "SENDBUG: Run sendbug as root "
588: "if this is an ACPI report!\n");
1.65 sthen 589: fprintf(fp, "SENDBUG: dmesg%s and usbdevs are attached.\n"
590: "SENDBUG: Feel free to delete or use the -D flag if they "
591: "contain sensitive information.\n",
592: root ? ", pcidump, acpidump" : "");
1.61 ray 593: fputs("\ndmesg:\n", fp);
1.47 ray 594: dmesg(fp);
1.65 sthen 595: fputs("\nusbdevs:\n", fp);
596: usbdevs(fp);
1.61 ray 597: if (root)
598: hwdump(fp);
599: }
600: }
601:
602: void
603: hwdump(FILE *ofp)
604: {
605: char buf[BUFSIZ];
606: FILE *ifp;
607: char *cmd, *acpidir;
608: size_t len;
609:
610: if (asprintf(&acpidir, "%s%sp.XXXXXXXXXX", tmpdir,
611: tmpdir[strlen(tmpdir) - 1] == '/' ? "" : "/") == -1)
612: err(1, "asprintf");
613: if (mkdtemp(acpidir) == NULL)
614: err(1, "mkdtemp");
615:
616: if (asprintf(&cmd, "echo \"\\npcidump:\"; pcidump -xxv; "
1.77 kettenis 617: "echo \"\\nacpidump:\"; cd %s && cp /var/db/acpi/* .; "
1.61 ray 618: "for i in *; do b64encode $i $i; done; rm -rf %s",
1.77 kettenis 619: acpidir, acpidir) == -1)
1.61 ray 620: err(1, "asprintf");
621:
622: if ((ifp = popen(cmd, "r")) != NULL) {
623: while (!feof(ifp)) {
624: len = fread(buf, 1, sizeof buf, ifp);
625: if (len == 0)
626: break;
627: if (fwrite(buf, 1, len, ofp) != len)
628: break;
629: }
1.66 sthen 630: pclose(ifp);
1.61 ray 631: }
632: free(cmd);
1.64 deraadt 633: free(acpidir);
1.61 ray 634: }
635:
636: void
637: debase(void)
638: {
639: char buf[BUFSIZ];
640: FILE *fp = NULL;
641: size_t len;
642:
643: while (fgets(buf, sizeof(buf), stdin) != NULL) {
644: len = strlen(buf);
645: if (!strncmp(buf, BEGIN64, sizeof(BEGIN64) - 1)) {
646: if (fp)
647: errx(1, "double begin");
648: fp = popen("b64decode", "w");
649: if (!fp)
650: errx(1, "popen b64decode");
651: }
652: if (fp && fwrite(buf, 1, len, fp) != len)
653: errx(1, "pipe error");
654: if (!strncmp(buf, END64, sizeof(END64) - 1)) {
655: if (pclose(fp) == -1)
656: errx(1, "pclose b64decode");
657: fp = NULL;
658: }
659: }
1.1 ray 660: }
![[BACK]](/icons/back.gif){kind=icon}
Return to sendbug.c CVS log ![[TXT]](/icons/text.gif){kind=icon}
![[DIR]](/icons/dir.gif){kind=icon}
Up to [local] / src / usr.bin / sendbug