1 files changed, 91 insertions, 0 deletions
diff --git a/lib/dpkg/pkg-spec.h b/lib/dpkg/pkg-spec.h
new file mode 100644
index 0000000..964f0d9
--- /dev/null
+++ b/lib/dpkg/pkg-spec.h
@@ -0,0 +1,91 @@
+/*
+ * 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
+
+/**
+ * @defgroup pkg-spec Package specifiers
+ * @ingroup dpkg-public
+ * @{
+ */
+
+enum pkg_spec_flags {
+	/** Recognize glob patterns. */
+	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;
+
+	/** Used for the pkg_db iterator. */
+	struct pkg_hash_iter *pkg_iter;
+	/** Used for the pkgset iterator. */
+	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