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/* apk_database.h - Alpine Package Keeper (APK)
*
* Copyright (C) 2005-2008 Natanael Copa <n@tanael.org>
* Copyright (C) 2008 Timo Teräs <timo.teras@iki.fi>
* All rights reserved.
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License version 2 as published
* by the Free Software Foundation. See http://www.gnu.org/ for details.
*/
#ifndef APK_PKG_H
#define APK_PKG_H
#include "apk_version.h"
#include "apk_hash.h"
#include "apk_io.h"
struct apk_database;
struct apk_name;
#define APK_SCRIPT_INVALID -1
#define APK_SCRIPT_PRE_INSTALL 1
#define APK_SCRIPT_POST_INSTALL 2
#define APK_SCRIPT_PRE_DEINSTALL 3
#define APK_SCRIPT_POST_DEINSTALL 4
#define APK_SCRIPT_PRE_UPGRADE 5
#define APK_SCRIPT_POST_UPGRADE 6
#define APK_PKG_NOT_INSTALLED 0
#define APK_PKG_INSTALLED 1
#define APK_SIGN_NONE 0
#define APK_SIGN_VERIFY 1
#define APK_SIGN_VERIFY_IDENTITY 2
#define APK_SIGN_GENERATE_V1 3
#define APK_SIGN_GENERATE 4
#define APK_SIGN_VERIFY_AND_GENERATE 5
struct apk_sign_ctx {
int keys_fd;
int action;
const EVP_MD *md;
int num_signatures;
int control_started : 1;
int data_started : 1;
int has_data_checksum : 1;
int control_verified : 1;
int data_verified : 1;
char data_checksum[EVP_MAX_MD_SIZE];
struct apk_checksum identity;
EVP_MD_CTX mdctx;
struct {
apk_blob_t data;
EVP_PKEY *pkey;
char *identity;
} signature;
};
struct apk_script {
struct hlist_node script_list;
unsigned int type;
unsigned int size;
char script[];
};
#define APK_DEPMASK_REQUIRE (APK_VERSION_EQUAL|APK_VERSION_LESS|\
APK_VERSION_GREATER)
#define APK_DEPMASK_CONFLICT (0)
struct apk_dependency {
struct apk_name *name;
int result_mask;
char *version;
};
APK_ARRAY(apk_dependency_array, struct apk_dependency);
struct apk_package {
apk_hash_node hash_node;
unsigned repos;
struct apk_name *name;
char *version;
char *url, *description, *license;
struct apk_dependency_array *depends;
size_t installed_size, size;
char *filename;
struct apk_checksum csum;
/* for installed packages only */
struct list_head installed_pkgs_list;
struct hlist_head owned_dirs;
struct hlist_head scripts;
};
APK_ARRAY(apk_package_array, struct apk_package *);
extern const char *apk_script_types[];
void apk_sign_ctx_init(struct apk_sign_ctx *ctx, int action,
struct apk_checksum *identity, int keys_fd);
void apk_sign_ctx_free(struct apk_sign_ctx *ctx);
int apk_sign_ctx_process_file(struct apk_sign_ctx *ctx,
const struct apk_file_info *fi,
struct apk_istream *is);
int apk_sign_ctx_parse_pkginfo_line(void *ctx, apk_blob_t line);
int apk_sign_ctx_verify_tar(void *ctx, const struct apk_file_info *fi,
struct apk_istream *is);
int apk_sign_ctx_mpart_cb(void *ctx, int part, apk_blob_t blob);
int apk_dep_from_blob(struct apk_dependency *dep, struct apk_database *db,
apk_blob_t blob);
void apk_dep_from_pkg(struct apk_dependency *dep, struct apk_database *db,
struct apk_package *pkg);
int apk_deps_add(struct apk_dependency_array **depends,
struct apk_dependency *dep);
void apk_deps_del(struct apk_dependency_array **deps,
struct apk_name *name);
void apk_deps_parse(struct apk_database *db,
struct apk_dependency_array **depends,
apk_blob_t blob);
int apk_deps_write(struct apk_dependency_array *deps, struct apk_ostream *os);
int apk_script_type(const char *name);
void apk_pkg_format_plain(struct apk_package *pkg, apk_blob_t to);
void apk_pkg_format_cache(struct apk_package *pkg, apk_blob_t to);
struct apk_package *apk_pkg_new(void);
int apk_pkg_read(struct apk_database *db, const char *name,
struct apk_sign_ctx *ctx, struct apk_package **pkg);
void apk_pkg_free(struct apk_package *pkg);
int apk_pkg_parse_name(apk_blob_t apkname, apk_blob_t *name, apk_blob_t *version);
int apk_pkg_add_info(struct apk_database *db, struct apk_package *pkg,
char field, apk_blob_t value);
int apk_pkg_get_state(struct apk_package *pkg);
void apk_pkg_set_state(struct apk_database *db, struct apk_package *pkg, int state);
int apk_pkg_add_script(struct apk_package *pkg, struct apk_istream *is,
unsigned int type, unsigned int size);
int apk_pkg_run_script(struct apk_package *pkg, int root_fd,
unsigned int type);
struct apk_package *apk_pkg_parse_index_entry(struct apk_database *db, apk_blob_t entry);
int apk_pkg_write_index_entry(struct apk_package *pkg, struct apk_ostream *os);
int apk_pkg_version_compare(struct apk_package *a, struct apk_package *b);
#endif
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