452 lines
13 KiB
C
452 lines
13 KiB
C
/*
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* package.c
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*
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* Copyright (c) 2006-2014 Pacman Development Team <pacman-dev@archlinux.org>
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* Copyright (c) 2002-2006 by Judd Vinet <jvinet@zeroflux.org>
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#include <stdlib.h>
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#include <stdio.h>
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#include <string.h>
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#include <unistd.h>
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#include <limits.h>
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#include <errno.h>
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#include <time.h>
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#include <alpm.h>
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#include <alpm_list.h>
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/* pacman */
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#include "package.h"
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#include "util.h"
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#include "conf.h"
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#define CLBUF_SIZE 4096
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/** Turn a depends list into a text list.
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* @param deps a list with items of type alpm_depend_t
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*/
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static void deplist_display(const char *title,
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alpm_list_t *deps, unsigned short cols)
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{
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alpm_list_t *i, *text = NULL;
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for(i = deps; i; i = alpm_list_next(i)) {
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alpm_depend_t *dep = i->data;
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text = alpm_list_add(text, alpm_dep_compute_string(dep));
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}
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list_display(title, text, cols);
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FREELIST(text);
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}
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/** Turn a optdepends list into a text list.
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* @param optdeps a list with items of type alpm_depend_t
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*/
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static void optdeplist_display(alpm_pkg_t *pkg, unsigned short cols)
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{
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alpm_list_t *i, *text = NULL;
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for(i = alpm_pkg_get_optdepends(pkg); i; i = alpm_list_next(i)) {
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alpm_depend_t *optdep = i->data;
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char *depstring = alpm_dep_compute_string(optdep);
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if(alpm_pkg_get_origin(pkg) == ALPM_PKG_FROM_LOCALDB) {
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if(alpm_db_get_pkg(alpm_get_localdb(config->handle), optdep->name)) {
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const char *installed = _(" [installed]");
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depstring = realloc(depstring, strlen(depstring) + strlen(installed) + 1);
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strcpy(depstring + strlen(depstring), installed);
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}
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}
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text = alpm_list_add(text, depstring);
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}
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list_display_linebreak(_("Optional Deps :"), text, cols);
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FREELIST(text);
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}
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/**
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* Display the details of a package.
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* Extra information entails 'required by' info for sync packages and backup
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* files info for local packages.
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* @param pkg package to display information for
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* @param from the type of package we are dealing with
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* @param extra should we show extra information
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*/
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void dump_pkg_full(alpm_pkg_t *pkg, int extra)
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{
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unsigned short cols;
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time_t bdate, idate;
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alpm_pkgfrom_t from;
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double size;
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char bdatestr[50] = "", idatestr[50] = "";
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const char *label, *reason;
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alpm_list_t *validation = NULL, *requiredby = NULL, *optionalfor = NULL;
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from = alpm_pkg_get_origin(pkg);
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/* set variables here, do all output below */
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bdate = (time_t)alpm_pkg_get_builddate(pkg);
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if(bdate) {
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strftime(bdatestr, 50, "%c", localtime(&bdate));
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}
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idate = (time_t)alpm_pkg_get_installdate(pkg);
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if(idate) {
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strftime(idatestr, 50, "%c", localtime(&idate));
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}
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switch(alpm_pkg_get_reason(pkg)) {
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case ALPM_PKG_REASON_EXPLICIT:
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reason = _("Explicitly installed");
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break;
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case ALPM_PKG_REASON_DEPEND:
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reason = _("Installed as a dependency for another package");
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break;
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default:
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reason = _("Unknown");
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break;
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}
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alpm_pkgvalidation_t v = alpm_pkg_get_validation(pkg);
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if(v) {
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if(v & ALPM_PKG_VALIDATION_NONE) {
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validation = alpm_list_add(validation, _("None"));
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} else {
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if(v & ALPM_PKG_VALIDATION_MD5SUM) {
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validation = alpm_list_add(validation, _("MD5 Sum"));
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}
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if(v & ALPM_PKG_VALIDATION_SHA256SUM) {
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validation = alpm_list_add(validation, _("SHA256 Sum"));
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}
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if(v & ALPM_PKG_VALIDATION_SIGNATURE) {
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validation = alpm_list_add(validation, _("Signature"));
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}
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}
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} else {
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validation = alpm_list_add(validation, _("Unknown"));
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}
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if(extra || from == ALPM_PKG_FROM_LOCALDB) {
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/* compute this here so we don't get a pause in the middle of output */
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requiredby = alpm_pkg_compute_requiredby(pkg);
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optionalfor = alpm_pkg_compute_optionalfor(pkg);
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}
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cols = getcols(fileno(stdout));
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/* actual output */
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if(from == ALPM_PKG_FROM_SYNCDB) {
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string_display(_("Repository :"),
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alpm_db_get_name(alpm_pkg_get_db(pkg)), cols);
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}
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string_display(_("Name :"), alpm_pkg_get_name(pkg), cols);
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string_display(_("Version :"), alpm_pkg_get_version(pkg), cols);
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string_display(_("Description :"), alpm_pkg_get_desc(pkg), cols);
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string_display(_("Architecture :"), alpm_pkg_get_arch(pkg), cols);
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string_display(_("URL :"), alpm_pkg_get_url(pkg), cols);
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list_display(_("Licenses :"), alpm_pkg_get_licenses(pkg), cols);
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list_display(_("Groups :"), alpm_pkg_get_groups(pkg), cols);
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deplist_display(_("Provides :"), alpm_pkg_get_provides(pkg), cols);
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deplist_display(_("Depends On :"), alpm_pkg_get_depends(pkg), cols);
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optdeplist_display(pkg, cols);
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if(extra || from == ALPM_PKG_FROM_LOCALDB) {
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list_display(_("Required By :"), requiredby, cols);
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list_display(_("Optional For :"), optionalfor, cols);
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}
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deplist_display(_("Conflicts With :"), alpm_pkg_get_conflicts(pkg), cols);
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deplist_display(_("Replaces :"), alpm_pkg_get_replaces(pkg), cols);
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size = humanize_size(alpm_pkg_get_size(pkg), '\0', 2, &label);
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if(from == ALPM_PKG_FROM_SYNCDB) {
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printf("%s%s%s %6.2f %s\n", config->colstr.title, _("Download Size :"),
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config->colstr.nocolor, size, label);
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} else if(from == ALPM_PKG_FROM_FILE) {
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printf("%s%s%s %6.2f %s\n", config->colstr.title, _("Compressed Size:"),
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config->colstr.nocolor, size, label);
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} else {
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// autodetect size for "Installed Size"
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label = "\0";
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}
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size = humanize_size(alpm_pkg_get_isize(pkg), label[0], 2, &label);
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printf("%s%s%s %6.2f %s\n", config->colstr.title, _("Installed Size :"),
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config->colstr.nocolor, size, label);
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string_display(_("Packager :"), alpm_pkg_get_packager(pkg), cols);
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string_display(_("Build Date :"), bdatestr, cols);
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if(from == ALPM_PKG_FROM_LOCALDB) {
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string_display(_("Install Date :"), idatestr, cols);
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string_display(_("Install Reason :"), reason, cols);
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}
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if(from == ALPM_PKG_FROM_FILE || from == ALPM_PKG_FROM_LOCALDB) {
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string_display(_("Install Script :"),
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alpm_pkg_has_scriptlet(pkg) ? _("Yes") : _("No"), cols);
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}
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if(from == ALPM_PKG_FROM_SYNCDB && extra) {
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const char *base64_sig = alpm_pkg_get_base64_sig(pkg);
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alpm_list_t *keys = NULL;
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if(base64_sig) {
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unsigned char *decoded_sigdata = NULL;
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size_t data_len;
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alpm_decode_signature(base64_sig, &decoded_sigdata, &data_len);
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alpm_extract_keyid(config->handle, alpm_pkg_get_name(pkg),
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decoded_sigdata, data_len, &keys);
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} else {
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keys = alpm_list_add(keys, _("None"));
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}
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string_display(_("MD5 Sum :"), alpm_pkg_get_md5sum(pkg), cols);
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string_display(_("SHA-256 Sum :"), alpm_pkg_get_sha256sum(pkg), cols);
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list_display(_("Signatures :"), keys, cols);
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} else {
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list_display(_("Validated By :"), validation, cols);
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}
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if(from == ALPM_PKG_FROM_FILE) {
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alpm_siglist_t siglist;
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int err = alpm_pkg_check_pgp_signature(pkg, &siglist);
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if(err && alpm_errno(config->handle) == ALPM_ERR_SIG_MISSING) {
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string_display(_("Signatures :"), _("None"), cols);
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} else if(err) {
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string_display(_("Signatures :"),
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alpm_strerror(alpm_errno(config->handle)), cols);
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} else {
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signature_display(_("Signatures :"), &siglist, cols);
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}
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alpm_siglist_cleanup(&siglist);
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}
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/* Print additional package info if info flag passed more than once */
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if(from == ALPM_PKG_FROM_LOCALDB && extra) {
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dump_pkg_backups(pkg);
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}
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/* final newline to separate packages */
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printf("\n");
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FREELIST(requiredby);
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alpm_list_free(validation);
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}
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static const char *get_backup_file_status(const char *root,
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const alpm_backup_t *backup)
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{
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char path[PATH_MAX];
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const char *ret;
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snprintf(path, PATH_MAX, "%s%s", root, backup->name);
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/* if we find the file, calculate checksums, otherwise it is missing */
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if(access(path, R_OK) == 0) {
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char *md5sum = alpm_compute_md5sum(path);
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if(md5sum == NULL) {
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pm_printf(ALPM_LOG_ERROR,
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_("could not calculate checksums for %s\n"), path);
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return NULL;
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}
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/* if checksums don't match, file has been modified */
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if(strcmp(md5sum, backup->hash) != 0) {
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ret = "MODIFIED";
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} else {
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ret = "UNMODIFIED";
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}
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free(md5sum);
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} else {
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switch(errno) {
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case EACCES:
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ret = "UNREADABLE";
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break;
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case ENOENT:
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ret = "MISSING";
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break;
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default:
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ret = "UNKNOWN";
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}
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}
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return ret;
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}
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/* Display list of backup files and their modification states
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*/
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void dump_pkg_backups(alpm_pkg_t *pkg)
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{
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alpm_list_t *i;
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const char *root = alpm_option_get_root(config->handle);
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printf("%s%s%s", config->colstr.title, _("Backup Files:\n"),
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config->colstr.nocolor);
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if(alpm_pkg_get_backup(pkg)) {
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/* package has backup files, so print them */
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for(i = alpm_pkg_get_backup(pkg); i; i = alpm_list_next(i)) {
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const alpm_backup_t *backup = i->data;
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const char *value;
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if(!backup->hash) {
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continue;
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}
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value = get_backup_file_status(root, backup);
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printf("%s\t%s%s\n", value, root, backup->name);
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}
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} else {
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/* package had no backup files */
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printf(_("(none)\n"));
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}
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}
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/* List all files contained in a package
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*/
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void dump_pkg_files(alpm_pkg_t *pkg, int quiet)
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{
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const char *pkgname, *root;
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alpm_filelist_t *pkgfiles;
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size_t i;
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pkgname = alpm_pkg_get_name(pkg);
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pkgfiles = alpm_pkg_get_files(pkg);
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root = alpm_option_get_root(config->handle);
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for(i = 0; i < pkgfiles->count; i++) {
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const alpm_file_t *file = pkgfiles->files + i;
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/* Regular: '<pkgname> <root><filepath>\n'
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* Quiet : '<root><filepath>\n'
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*/
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if(!quiet) {
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printf("%s%s%s ", config->colstr.title, pkgname, config->colstr.nocolor);
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}
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printf("%s%s\n", root, file->name);
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}
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fflush(stdout);
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}
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/* Display the changelog of a package
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*/
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void dump_pkg_changelog(alpm_pkg_t *pkg)
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{
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void *fp = NULL;
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if((fp = alpm_pkg_changelog_open(pkg)) == NULL) {
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pm_printf(ALPM_LOG_ERROR, _("no changelog available for '%s'.\n"),
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alpm_pkg_get_name(pkg));
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return;
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} else {
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fprintf(stdout, _("Changelog for %s:\n"), alpm_pkg_get_name(pkg));
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/* allocate a buffer to get the changelog back in chunks */
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char buf[CLBUF_SIZE];
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size_t ret = 0;
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while((ret = alpm_pkg_changelog_read(buf, CLBUF_SIZE, pkg, fp))) {
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if(ret < CLBUF_SIZE) {
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/* if we hit the end of the file, we need to add a null terminator */
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*(buf + ret) = '\0';
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}
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fputs(buf, stdout);
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}
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alpm_pkg_changelog_close(pkg, fp);
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putchar('\n');
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}
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}
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void print_installed(alpm_db_t *db_local, alpm_pkg_t *pkg)
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{
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const char *pkgname = alpm_pkg_get_name(pkg);
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const char *pkgver = alpm_pkg_get_version(pkg);
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alpm_pkg_t *lpkg = alpm_db_get_pkg(db_local, pkgname);
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if(lpkg) {
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const char *lpkgver = alpm_pkg_get_version(lpkg);
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const colstr_t *colstr = &config->colstr;
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if(strcmp(lpkgver, pkgver) == 0) {
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printf(" %s[%s]%s", colstr->meta, _("installed"), colstr->nocolor);
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} else {
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printf(" %s[%s: %s]%s", colstr->meta, _("installed"),
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lpkgver, colstr->nocolor);
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}
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}
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}
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/**
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* Display the details of a search.
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* @param db the database we're searching
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* @param targets the targets we're searching for
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* @param show_status show if the package is also in the local db
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*/
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int dump_pkg_search(alpm_db_t *db, alpm_list_t *targets, int show_status)
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{
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int freelist = 0;
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alpm_db_t *db_local;
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alpm_list_t *i, *searchlist;
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unsigned short cols;
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const colstr_t *colstr = &config->colstr;
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if(show_status) {
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db_local = alpm_get_localdb(config->handle);
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}
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/* if we have a targets list, search for packages matching it */
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if(targets) {
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searchlist = alpm_db_search(db, targets);
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freelist = 1;
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} else {
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searchlist = alpm_db_get_pkgcache(db);
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freelist = 0;
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}
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if(searchlist == NULL) {
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return 1;
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}
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cols = getcols(fileno(stdout));
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for(i = searchlist; i; i = alpm_list_next(i)) {
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alpm_list_t *grp;
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alpm_pkg_t *pkg = i->data;
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if(config->quiet) {
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fputs(alpm_pkg_get_name(pkg), stdout);
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} else {
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printf("%s%s/%s%s %s%s%s", colstr->repo, alpm_db_get_name(db),
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colstr->title, alpm_pkg_get_name(pkg),
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colstr->version, alpm_pkg_get_version(pkg), colstr->nocolor);
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if((grp = alpm_pkg_get_groups(pkg)) != NULL) {
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alpm_list_t *k;
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printf(" %s(", colstr->groups);
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for(k = grp; k; k = alpm_list_next(k)) {
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const char *group = k->data;
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fputs(group, stdout);
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if(alpm_list_next(k)) {
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/* only print a spacer if there are more groups */
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putchar(' ');
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}
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}
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printf(")%s", colstr->nocolor);
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}
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if(show_status) {
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print_installed(db_local, pkg);
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}
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/* we need a newline and initial indent first */
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fputs("\n ", stdout);
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indentprint(alpm_pkg_get_desc(pkg), 4, cols);
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}
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fputc('\n', stdout);
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}
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/* we only want to free if the list was a search list */
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if(freelist) {
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alpm_list_free(searchlist);
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}
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return 0;
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}
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/* vim: set noet: */
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