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minix/commands/pkg_install/lib/lib.h

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/* $NetBSD: lib.h,v 1.64 2010/06/16 23:02:49 joerg Exp $ */
/* from FreeBSD Id: lib.h,v 1.25 1997/10/08 07:48:03 charnier Exp */
/*
* FreeBSD install - a package for the installation and maintainance
* of non-core utilities.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* Jordan K. Hubbard
* 18 July 1993
*
* Include and define various things wanted by the library routines.
*
*/
#ifndef _INST_LIB_LIB_H_
#define _INST_LIB_LIB_H_
#if HAVE_CONFIG_H
#include "config.h"
#endif
#ifndef __minix
#include <nbcompat.h>
#endif
#if HAVE_SYS_PARAM_H
#include <sys/param.h>
#endif
#if HAVE_SYS_STAT_H
#include <sys/stat.h>
#endif
#if HAVE_SYS_FILE_H
#include <sys/file.h>
#endif
#if HAVE_SYS_QUEUE_H
#include <sys/queue.h>
#endif
#if HAVE_CTYPE_H
#include <ctype.h>
#endif
#if HAVE_DIRENT_H
#include <dirent.h>
#endif
#if HAVE_STDIO_H
#include <stdio.h>
#endif
#if HAVE_STDLIB_H
#include <stdlib.h>
#endif
#if HAVE_STDARG_H
#include <stdarg.h>
#endif
#if HAVE_STRING_H
#include <string.h>
#endif
#if HAVE_UNISTD_H
#include <unistd.h>
#endif
/* Macros */
#ifndef __UNCONST
#define __UNCONST(a) ((void *)(unsigned long)(const void *)(a))
#endif
#define SUCCESS (0)
#define FAIL (-1)
#ifndef TRUE
#define TRUE (1)
#endif
#ifndef FALSE
#define FALSE (0)
#endif
#ifndef OPSYS_NAME
#define OPSYS_NAME "NetBSD"
#endif
#ifndef DEF_UMASK
#define DEF_UMASK 022
#endif
#ifndef PATH_MAX
# ifdef MAXPATHLEN
# define PATH_MAX MAXPATHLEN
# else
# define PATH_MAX 1024
# endif
#endif
enum {
MaxPathSize = PATH_MAX
};
/* The names of our "special" files */
#define CONTENTS_FNAME "+CONTENTS"
#define COMMENT_FNAME "+COMMENT"
#define DESC_FNAME "+DESC"
#define INSTALL_FNAME "+INSTALL"
#define DEINSTALL_FNAME "+DEINSTALL"
#define REQUIRED_BY_FNAME "+REQUIRED_BY"
#define REQUIRED_BY_FNAME_TMP "+REQUIRED_BY.tmp"
#define DISPLAY_FNAME "+DISPLAY"
#define MTREE_FNAME "+MTREE_DIRS"
#define BUILD_VERSION_FNAME "+BUILD_VERSION"
#define BUILD_INFO_FNAME "+BUILD_INFO"
#define INSTALLED_INFO_FNAME "+INSTALLED_INFO"
#define SIZE_PKG_FNAME "+SIZE_PKG"
#define SIZE_ALL_FNAME "+SIZE_ALL"
#define PRESERVE_FNAME "+PRESERVE"
#define VIEWS_FNAME "+VIEWS"
#define VIEWS_FNAME_TMP "+VIEWS.tmp"
#define DEPOT_FNAME "+DEPOT"
/* The names of special variables */
#define AUTOMATIC_VARNAME "automatic"
/* Prefix for extended PLIST cmd */
#define CMD_CHAR '@'
/* The name of the "prefix" environment variable given to scripts */
#define PKG_PREFIX_VNAME "PKG_PREFIX"
/* The name of the "destdir" environment variable given to scripts */
#define PKG_DESTDIR_VNAME "PKG_DESTDIR"
/*
* The name of the "metadatadir" environment variable given to scripts.
* This variable holds the location of the +-files for this package.
*/
#define PKG_METADATA_DIR_VNAME "PKG_METADATA_DIR"
/*
* The name of the environment variable holding the location to the
* reference-counts database directory.
*/
#define PKG_REFCOUNT_DBDIR_VNAME "PKG_REFCOUNT_DBDIR"
#define PKG_PATTERN_MAX MaxPathSize /* max length of pattern, including nul */
#define PKG_SUFFIX_MAX 10 /* max length of suffix, including nul */
enum {
ReadWrite,
ReadOnly
};
/* Enumerated constants for plist entry types */
typedef enum pl_ent_t {
PLIST_SHOW_ALL = -1,
PLIST_FILE, /* 0 */
PLIST_CWD, /* 1 */
PLIST_CMD, /* 2 */
PLIST_CHMOD, /* 3 */
PLIST_CHOWN, /* 4 */
PLIST_CHGRP, /* 5 */
PLIST_COMMENT, /* 6 */
PLIST_IGNORE, /* 7 */
PLIST_NAME, /* 8 */
PLIST_UNEXEC, /* 9 */
PLIST_SRC, /* 10 */
PLIST_DISPLAY, /* 11 */
PLIST_PKGDEP, /* 12 */
PLIST_DIR_RM, /* 13 */
PLIST_OPTION, /* 14 */
PLIST_PKGCFL, /* 15 */
PLIST_BLDDEP, /* 16 */
PLIST_PKGDIR /* 17 */
} pl_ent_t;
/* Enumerated constants for build info */
typedef enum bi_ent_t {
BI_OPSYS, /* 0 */
BI_OS_VERSION, /* 1 */
BI_MACHINE_ARCH, /* 2 */
BI_IGNORE_RECOMMENDED, /* 3 */
BI_USE_ABI_DEPENDS, /* 4 */
BI_LICENSE, /* 5 */
BI_PKGTOOLS_VERSION, /* 6 */
BI_OS_RELEASE, /* 7 */
BI_ENUM_COUNT /* 8 */
} bi_ent_t;
/* Types */
typedef unsigned int Boolean;
/* This structure describes a packing list entry */
typedef struct plist_t {
struct plist_t *prev; /* previous entry */
struct plist_t *next; /* next entry */
char *name; /* name of entry */
Boolean marked; /* whether entry has been marked */
pl_ent_t type; /* type of entry */
} plist_t;
/* This structure describes a package's complete packing list */
typedef struct package_t {
plist_t *head; /* head of list */
plist_t *tail; /* tail of list */
} package_t;
#define SYMLINK_HEADER "Symlink:"
#define CHECKSUM_HEADER "MD5:"
enum {
ChecksumHeaderLen = 4, /* strlen(CHECKSUM_HEADER) */
SymlinkHeaderLen = 8, /* strlen(SYMLINK_HEADER) */
ChecksumLen = 16,
LegibleChecksumLen = 33
};
/* List of files */
typedef struct _lfile_t {
TAILQ_ENTRY(_lfile_t) lf_link;
char *lf_name;
} lfile_t;
TAILQ_HEAD(_lfile_head_t, _lfile_t);
typedef struct _lfile_head_t lfile_head_t;
#define LFILE_ADD(lfhead,lfp,str) do { \
lfp = xmalloc(sizeof(lfile_t)); \
lfp->lf_name = str; \
TAILQ_INSERT_TAIL(lfhead,lfp,lf_link); \
} while(0)
/* List of packages */
typedef struct _lpkg_t {
TAILQ_ENTRY(_lpkg_t) lp_link;
char *lp_name;
} lpkg_t;
TAILQ_HEAD(_lpkg_head_t, _lpkg_t);
typedef struct _lpkg_head_t lpkg_head_t;
struct pkg_vulnerabilities {
size_t entries;
char **vulnerability;
char **classification;
char **advisory;
};
/* If URLlength()>0, then there is a ftp:// or http:// in the string,
* and this must be an URL. Hide this behind a more obvious name. */
#define IS_URL(str) (URLlength(str) > 0)
#define IS_STDIN(str) ((str) != NULL && !strcmp((str), "-"))
#define IS_FULLPATH(str) ((str) != NULL && (str)[0] == '/')
/* Conflict handling (conflicts.c) */
int some_installed_package_conflicts_with(const char *, const char *, char **, char **);
/* Prototypes */
/* Misc */
void show_version(void);
int fexec(const char *, ...);
int fexec_skipempty(const char *, ...);
int fcexec(const char *, const char *, ...);
int pfcexec(const char *, const char *, const char **);
/* variables file handling */
char *var_get(const char *, const char *);
char *var_get_memory(const char *, const char *);
int var_set(const char *, const char *, const char *);
int var_copy_list(const char *, const char **);
/* automatically installed as dependency */
Boolean is_automatic_installed(const char *);
int mark_as_automatic_installed(const char *, int);
/* String */
const char *basename_of(const char *);
const char *dirname_of(const char *);
const char *suffix_of(const char *);
int pkg_match(const char *, const char *);
int pkg_order(const char *, const char *, const char *);
int ispkgpattern(const char *);
int quick_pkg_match(const char *, const char *);
/* Iterator functions */
int iterate_pkg_generic_src(int (*)(const char *, void *), void *,
const char *(*)(void *),void *);
int iterate_local_pkg_dir(const char *, int, int, int (*)(const char *, void *),
void *);
int iterate_pkg_db(int (*)(const char *, void *), void *);
int add_installed_pkgs_by_basename(const char *, lpkg_head_t *);
int add_installed_pkgs_by_pattern(const char *, lpkg_head_t *);
char *find_best_matching_installed_pkg(const char *);
char *find_best_matching_file(const char *, const char *, int, int);
int match_installed_pkgs(const char *, int (*)(const char *, void *), void *);
int match_local_files(const char *, int, int, const char *, int (*cb)(const char *, void *), void *);
/* File */
Boolean fexists(const char *);
Boolean isdir(const char *);
Boolean islinktodir(const char *);
Boolean isemptydir(const char *);
Boolean isemptyfile(const char *);
Boolean isfile(const char *);
Boolean isbrokenlink(const char *);
Boolean isempty(const char *);
int URLlength(const char *);
Boolean make_preserve_name(char *, size_t, const char *, const char *);
void remove_files(const char *, const char *);
int format_cmd(char *, size_t, const char *, const char *, const char *);
int readfile(int fd, char *buf, size_t s);
int recursive_remove(const char *, int);
void add_pkgdir(const char *, const char *, const char *);
void delete_pkgdir(const char *, const char *, const char *);
int has_pkgdir(const char *);
/* pkg_io.c: Local and remote archive handling */
struct archive;
struct archive_entry;
struct archive *open_archive(const char *, char **);
struct archive *find_archive(const char *, int, char **);
void process_pkg_path(void);
struct url *find_best_package(const char *, const char *, int);
/* Packing list */
plist_t *new_plist_entry(void);
plist_t *last_plist(package_t *);
plist_t *find_plist(package_t *, pl_ent_t);
char *find_plist_option(package_t *, const char *);
void plist_delete(package_t *, Boolean, pl_ent_t, char *);
void free_plist(package_t *);
void mark_plist(package_t *);
void csum_plist_entry(char *, plist_t *);
void add_plist(package_t *, pl_ent_t, const char *);
void add_plist_top(package_t *, pl_ent_t, const char *);
void delete_plist(package_t *, Boolean, pl_ent_t, char *);
void write_plist(package_t *, FILE *, char *);
void stringify_plist(package_t *, char **, size_t *, const char *);
void parse_plist(package_t *, const char *);
void read_plist(package_t *, FILE *);
void append_plist(package_t *, FILE *);
int delete_package(Boolean, package_t *, Boolean, const char *);
/* Package Database */
int pkgdb_open(int);
void pkgdb_close(void);
int pkgdb_store(const char *, const char *);
char *pkgdb_retrieve(const char *);
int pkgdb_dump(void);
int pkgdb_remove(const char *);
int pkgdb_remove_pkg(const char *);
char *pkgdb_refcount_dir(void);
char *pkgdb_get_database(void);
const char *pkgdb_get_dir(void);
/*
* Priorities:
* 0 builtin default
* 1 config file
* 2 environment
* 3 command line
* 4 destdir/views reset
*/
void pkgdb_set_dir(const char *, int);
char *pkgdb_pkg_dir(const char *);
char *pkgdb_pkg_file(const char *, const char *);
/* List of packages functions */
lpkg_t *alloc_lpkg(const char *);
lpkg_t *find_on_queue(lpkg_head_t *, const char *);
void free_lpkg(lpkg_t *);
/* Read pkg_vulnerabilities from file */
struct pkg_vulnerabilities *read_pkg_vulnerabilities_file(const char *, int, int);
/* Read pkg_vulnerabilities from memory */
struct pkg_vulnerabilities *read_pkg_vulnerabilities_memory(void *, size_t, int);
void free_pkg_vulnerabilities(struct pkg_vulnerabilities *);
int audit_package(struct pkg_vulnerabilities *, const char *, const char *,
int);
/* Parse configuration file */
void pkg_install_config(void);
/* Print configuration variable */
void pkg_install_show_variable(const char *);
/* Package signature creation and validation */
int pkg_verify_signature(const char *, struct archive **, struct archive_entry **, char **);
int pkg_full_signature_check(const char *, struct archive **);
#ifdef HAVE_SSL
void pkg_sign_x509(const char *, const char *, const char *, const char *);
#endif
void pkg_sign_gpg(const char *, const char *);
#ifdef HAVE_SSL
/* PKCS7 signing/verification */
int easy_pkcs7_verify(const char *, size_t, const char *, size_t,
const char *, int);
int easy_pkcs7_sign(const char *, size_t, char **, size_t *, const char *,
const char *);
#endif
int inline_gpg_verify(const char *, size_t, const char *);
int detached_gpg_verify(const char *, size_t, const char *, size_t,
const char *);
int detached_gpg_sign(const char *, size_t, char **, size_t *, const char *,
const char *);
/* License handling */
int add_licenses(const char *);
int acceptable_license(const char *);
int acceptable_pkg_license(const char *);
void load_license_lists(void);
/* Helper functions for memory allocation */
char *xstrdup(const char *);
void *xrealloc(void *, size_t);
void *xcalloc(size_t, size_t);
void *xmalloc(size_t);
char *xasprintf(const char *, ...);
/* Externs */
extern Boolean Verbose;
extern Boolean Fake;
extern Boolean Force;
extern const char *cert_chain_file;
extern const char *certs_packages;
extern const char *certs_pkg_vulnerabilities;
extern const char *check_eol;
extern const char *check_vulnerabilities;
extern const char *config_file;
extern const char *config_pkg_dbdir;
extern const char *config_pkg_path;
extern const char *config_pkg_refcount_dbdir;
extern const char *do_license_check;
extern const char *verified_installation;
extern const char *gpg_cmd;
extern const char *gpg_keyring_pkgvuln;
extern const char *gpg_keyring_sign;
extern const char *gpg_keyring_verify;
extern const char *gpg_sign_as;
extern char fetch_flags[];
extern const char *pkg_vulnerabilities_dir;
extern const char *pkg_vulnerabilities_file;
extern const char *pkg_vulnerabilities_url;
extern const char *ignore_advisories;
extern const char tnf_vulnerability_base[];
extern const char *acceptable_licenses;
extern const char *default_acceptable_licenses;
#endif /* _INST_LIB_LIB_H_ */
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