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/*

**  Copyright 1998-2003 University of Illinois Board of Trustees

**  Copyright 1998-2003 Mark D. Roth

**  All rights reserved.

**

**  output.c - libtar code to print out tar header blocks

**

**  Mark D. Roth <roth@uiuc.edu>

**  Campus Information Technologies and Educational Services

**  University of Illinois at Urbana-Champaign

*/

#include <internal.h>

#include <stdio.h>

#include <pwd.h>

#include <grp.h>

#include <time.h>

#include <limits.h>

#include <sys/param.h>

#ifdef STDC_HEADERS

# include <string.h>

#endif

#ifndef _POSIX_LOGIN_NAME_MAX

# define _POSIX_LOGIN_NAME_MAX  9

#endif

void

th_print(TAR *t)

{

        puts("\nPrinting tar header:");

        printf("  name     = \"%.100s\"\n", t->th_buf.name);

        printf("  mode     = \"%.8s\"\n", t->th_buf.mode);

        printf("  uid      = \"%.8s\"\n", t->th_buf.uid);

        printf("  gid      = \"%.8s\"\n", t->th_buf.gid);

        printf("  size     = \"%.12s\"\n", t->th_buf.size);

        printf("  mtime    = \"%.12s\"\n", t->th_buf.mtime);

        printf("  chksum   = \"%.8s\"\n", t->th_buf.chksum);

        printf("  typeflag = \'%c\'\n", t->th_buf.typeflag);

        printf("  linkname = \"%.100s\"\n", t->th_buf.linkname);

        printf("  magic    = \"%.6s\"\n", t->th_buf.magic);

        /*printf("  version  = \"%.2s\"\n", t->th_buf.version); */

        printf("  version[0] = \'%c\',version[1] = \'%c\'\n",

               t->th_buf.version[0], t->th_buf.version[1]);

        printf("  uname    = \"%.32s\"\n", t->th_buf.uname);

        printf("  gname    = \"%.32s\"\n", t->th_buf.gname);

        printf("  devmajor = \"%.8s\"\n", t->th_buf.devmajor);

        printf("  devminor = \"%.8s\"\n", t->th_buf.devminor);

        printf("  prefix   = \"%.155s\"\n", t->th_buf.prefix);

        printf("  padding  = \"%.12s\"\n", t->th_buf.padding);

        printf("  gnu_longname = \"%s\"\n",

               (t->th_buf.gnu_longname ? t->th_buf.gnu_longname : "[NULL]"));

        printf("  gnu_longlink = \"%s\"\n",

               (t->th_buf.gnu_longlink ? t->th_buf.gnu_longlink : "[NULL]"));

}

void

th_print_long_ls(TAR *t)

{

        char modestring[12];

        struct passwd *pw;

        struct group *gr;

        uid_t uid;

        gid_t gid;

        char username[_POSIX_LOGIN_NAME_MAX];

        char groupname[_POSIX_LOGIN_NAME_MAX];

        time_t mtime;

        struct tm *mtm;

        char *pathname;

#ifdef HAVE_STRFTIME

        char timebuf[18];

#else

        const char *months[] = {

                "Jan", "Feb", "Mar", "Apr", "May", "Jun",

                "Jul", "Aug", "Sep", "Oct", "Nov", "Dec"

        };

#endif

        uid = th_get_uid(t);

        pw = getpwuid(uid);

        if (pw == NULL)

                snprintf(username, sizeof(username), "%d", uid);

        else

                strlcpy(username, pw->pw_name, sizeof(username));

        gid = th_get_gid(t);

        gr = getgrgid(gid);

        if (gr == NULL)

                snprintf(groupname, sizeof(groupname), "%d", gid);

        else

                strlcpy(groupname, gr->gr_name, sizeof(groupname));

        strmode(th_get_mode(t), modestring);

        printf("%.10s %-8.8s %-8.8s ", modestring, username, groupname);

        if (TH_ISCHR(t) || TH_ISBLK(t))

                printf(" %3d, %3d ", th_get_devmajor(t), th_get_devminor(t));

        else

                printf("%9ld ", (long)th_get_size(t));

        mtime = th_get_mtime(t);

        mtm = localtime(&mtime);

#ifdef HAVE_STRFTIME

        strftime(timebuf, sizeof(timebuf), "%h %e %H:%M %Y", mtm);

        printf("%s", timebuf);

#else

        printf("%.3s %2d %2d:%02d %4d",

               months[mtm->tm_mon],

               mtm->tm_mday, mtm->tm_hour, mtm->tm_min, mtm->tm_year + 1900);

#endif

        pathname = th_get_pathname(t);

        printf(" %s", pathname);

        free(pathname);

        if (TH_ISSYM(t) || TH_ISLNK(t))

        {

                if (TH_ISSYM(t))

                        printf(" -> ");

                else

                        printf(" link to ");

                if ((t->options & TAR_GNU) && t->th_buf.gnu_longlink != NULL)

                        printf("%s", t->th_buf.gnu_longlink);

                else

                        printf("%.100s", t->th_buf.linkname);

        }

        putchar('\n');

}