pkg-spec.h

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/*
 * libdpkg - Debian packaging suite library routines
 * pkg-spec.h - primitives for pkg specifier handling
 *
 * Copyright © 2011 Linaro Limited
 * Copyright © 2011 Raphaël Hertzog <hertzog@debian.org>
 * Copyright © 2011-2014 Guillem Jover <guillem@debian.org>
 *
 * This is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation; either version 2 of the License, or
 * (at your option) any later version.
 *
 * This is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program.  If not, see <https://www.gnu.org/licenses/>.
 */
 
#ifndef LIBDPKG_PKG_SPEC_H
#define LIBDPKG_PKG_SPEC_H
 
#include <stdbool.h>
 
#include <dpkg/macros.h>
#include <dpkg/dpkg-db.h>
#include <dpkg/error.h>
#include <dpkg/arch.h>
 
DPKG_BEGIN_DECLS
 
enum pkg_spec_flags {
        PKG_SPEC_PATTERNS       = DPKG_BIT(0),
 
        /* How to consider the lack of an arch qualifier. */
        PKG_SPEC_ARCH_SINGLE    = DPKG_BIT(8),
        PKG_SPEC_ARCH_WILDCARD  = DPKG_BIT(9),
        PKG_SPEC_ARCH_MASK      = 0xff00,
};
 
struct pkg_spec {
        char *name;
        const struct dpkg_arch *arch;
 
        enum pkg_spec_flags flags;
 
        /* Members below are private state. */
 
        bool name_is_pattern;
        bool arch_is_pattern;
 
        struct pkg_hash_iter *pkg_iter;
        struct pkginfo *pkg_next;
};
 
void pkg_spec_init(struct pkg_spec *ps, enum pkg_spec_flags flags);
void pkg_spec_destroy(struct pkg_spec *ps);
 
const char *pkg_spec_is_illegal(struct pkg_spec *ps);
 
const char *pkg_spec_set(struct pkg_spec *ps,
                         const char *pkgname, const char *archname);
const char *pkg_spec_parse(struct pkg_spec *ps, const char *str);
bool pkg_spec_match_pkg(struct pkg_spec *ps,
                        struct pkginfo *pkg, struct pkgbin *pkgbin);
 
struct pkginfo *pkg_spec_parse_pkg(const char *str, struct dpkg_error *err);
struct pkginfo *pkg_spec_find_pkg(const char *pkgname, const char *archname,
                                  struct dpkg_error *err);
 
void pkg_spec_iter_init(struct pkg_spec *ps);
struct pkginfo *pkg_spec_iter_next_pkg(struct pkg_spec *ps);
void pkg_spec_iter_destroy(struct pkg_spec *ps);
 
DPKG_END_DECLS
 
#endif