147 lines
3.8 KiB
C
147 lines
3.8 KiB
C
/*
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** Copyright 1998-2003 University of Illinois Board of Trustees
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** Copyright 1998-2003 Mark D. Roth
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** All rights reserved.
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**
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** output.c - libtar code to print out tar header blocks
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**
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** Mark D. Roth <roth@uiuc.edu>
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** Campus Information Technologies and Educational Services
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** University of Illinois at Urbana-Champaign
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*/
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#include <libtarint/internal.h>
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#include <stdio.h>
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#if !defined(_WIN32) || defined(__CYGWIN__)
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# include <pwd.h>
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# include <grp.h>
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#endif
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#include <time.h>
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#include <limits.h>
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#ifdef STDC_HEADERS
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# include <string.h>
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#endif
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#ifndef _POSIX_LOGIN_NAME_MAX
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# define _POSIX_LOGIN_NAME_MAX 9
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#endif
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void
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th_print(TAR *t)
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{
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puts("\nPrinting tar header:");
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printf(" name = \"%.100s\"\n", t->th_buf.name);
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printf(" mode = \"%.8s\"\n", t->th_buf.mode);
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printf(" uid = \"%.8s\"\n", t->th_buf.uid);
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printf(" gid = \"%.8s\"\n", t->th_buf.gid);
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printf(" size = \"%.12s\"\n", t->th_buf.size);
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printf(" mtime = \"%.12s\"\n", t->th_buf.mtime);
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printf(" chksum = \"%.8s\"\n", t->th_buf.chksum);
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printf(" typeflag = \'%c\'\n", t->th_buf.typeflag);
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printf(" linkname = \"%.100s\"\n", t->th_buf.linkname);
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printf(" magic = \"%.6s\"\n", t->th_buf.magic);
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/*printf(" version = \"%.2s\"\n", t->th_buf.version); */
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printf(" version[0] = \'%c\',version[1] = \'%c\'\n",
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t->th_buf.version[0], t->th_buf.version[1]);
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printf(" uname = \"%.32s\"\n", t->th_buf.uname);
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printf(" gname = \"%.32s\"\n", t->th_buf.gname);
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printf(" devmajor = \"%.8s\"\n", t->th_buf.devmajor);
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printf(" devminor = \"%.8s\"\n", t->th_buf.devminor);
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printf(" prefix = \"%.155s\"\n", t->th_buf.prefix);
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printf(" padding = \"%.12s\"\n", t->th_buf.padding);
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printf(" gnu_longname = \"%s\"\n",
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(t->th_buf.gnu_longname ? t->th_buf.gnu_longname : "[NULL]"));
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printf(" gnu_longlink = \"%s\"\n",
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(t->th_buf.gnu_longlink ? t->th_buf.gnu_longlink : "[NULL]"));
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}
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void
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th_print_long_ls(TAR *t)
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{
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char modestring[12];
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#if !defined(_WIN32) || defined(__CYGWIN__)
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struct passwd *pw;
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struct group *gr;
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#endif
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uid_t uid;
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gid_t gid;
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char username[_POSIX_LOGIN_NAME_MAX];
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char groupname[_POSIX_LOGIN_NAME_MAX];
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time_t mtime;
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struct tm *mtm;
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#ifdef HAVE_STRFTIME
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char timebuf[18];
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#else
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const char *months[] = {
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"Jan", "Feb", "Mar", "Apr", "May", "Jun",
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"Jul", "Aug", "Sep", "Oct", "Nov", "Dec"
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};
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#endif
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uid = th_get_uid(t);
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#if !defined(_WIN32) || defined(__CYGWIN__)
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pw = getpwuid(uid);
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if (pw != NULL)
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strlcpy(username, pw->pw_name, sizeof(username));
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else
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#endif
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snprintf(username, sizeof(username), "%d", (int)uid);
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gid = th_get_gid(t);
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#if !defined(_WIN32) || defined(__CYGWIN__)
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gr = getgrgid(gid);
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if (gr != NULL)
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strlcpy(groupname, gr->gr_name, sizeof(groupname));
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else
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#endif
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snprintf(groupname, sizeof(groupname), "%d", (int)gid);
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strmode(th_get_mode(t), modestring);
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printf("%.10s %-8.8s %-8.8s ", modestring, username, groupname);
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#if !defined(_WIN32) || defined(__CYGWIN__)
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if (TH_ISCHR(t) || TH_ISBLK(t))
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printf(" %3d, %3d ", th_get_devmajor(t), th_get_devminor(t));
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else
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#endif
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printf("%9ld ", (long)th_get_size(t));
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mtime = th_get_mtime(t);
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mtm = localtime(&mtime);
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#ifdef HAVE_STRFTIME
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strftime(timebuf, sizeof(timebuf), "%h %e %H:%M %Y", mtm);
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printf("%s", timebuf);
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#else
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printf("%.3s %2d %2d:%02d %4d",
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months[mtm->tm_mon],
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mtm->tm_mday, mtm->tm_hour, mtm->tm_min, mtm->tm_year + 1900);
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#endif
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printf(" %s", th_get_pathname(t));
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#if !defined(_WIN32) || defined(__CYGWIN__)
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if (TH_ISSYM(t) || TH_ISLNK(t))
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{
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if (TH_ISSYM(t))
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printf(" -> ");
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else
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printf(" link to ");
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if ((t->options & TAR_GNU) && t->th_buf.gnu_longlink != NULL)
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printf("%s", t->th_buf.gnu_longlink);
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else
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printf("%.100s", t->th_buf.linkname);
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}
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#endif
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putchar('\n');
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}
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