NetBSD/usr.sbin/pkg_install/lib/lib.h

331 lines
9.0 KiB
C

/* $NetBSD: lib.h,v 1.72 2004/12/10 21:49:31 erh 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_
#include <sys/param.h>
#include <sys/stat.h>
#include <sys/file.h>
#include <sys/queue.h>
#include <ctype.h>
#include <dirent.h>
#include <stdio.h>
#include <stdlib.h>
#include <stdarg.h>
#include <string.h>
#include <unistd.h>
#include "path.h"
/* Macros */
#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
/* Usually "rm", but often "echo" during debugging! */
#define REMOVE_CMD "rm"
/* Usually "rm", but often "echo" during debugging! */
#define RMDIR_CMD "rmdir"
/* Define tar as a string, in case it's called gtar or something */
#ifndef TAR_CMD
#define TAR_CMD "tar"
#endif
/* Define gzip and bzip2, used to unpack binary packages */
#ifndef GZIP_CMD
#define GZIP_CMD "gzip"
#endif
#ifndef BZIP2_CMD
#define BZIP2_CMD "bzip2"
#endif
/* Define ftp as a string, in case the ftp client is called something else */
#ifndef FTP_CMD
#define FTP_CMD "ftp"
#endif
#ifndef CHOWN_CMD
#define CHOWN_CMD "chown"
#endif
#ifndef CHMOD_CMD
#define CHMOD_CMD "chmod"
#endif
#ifndef CHGRP_CMD
#define CHGRP_CMD "chgrp"
#endif
#ifndef MTREE_CMD
# ifdef BINDIR
# define MTREE_CMD BINDIR "/mtree"
# else
# define MTREE_CMD "mtree"
# endif
#endif
/* 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 REQUIRE_FNAME "+REQUIRE"
#define REQUIRED_BY_FNAME "+REQUIRED_BY"
#define DISPLAY_FNAME "+DISPLAY"
#define MTREE_FNAME "+MTREE_DIRS"
#define BUILD_VERSION_FNAME "+BUILD_VERSION"
#define BUILD_INFO_FNAME "+BUILD_INFO"
#define SIZE_PKG_FNAME "+SIZE_PKG"
#define SIZE_ALL_FNAME "+SIZE_ALL"
#define PRESERVE_FNAME "+PRESERVE"
#define VIEWS_FNAME "+VIEWS"
#define DEPOT_FNAME "+DEPOT"
/*
* files which we expect to be in every package, passed to
* tar --fast-read.
*/
#define ALL_FNAMES CONTENTS_FNAME" "COMMENT_FNAME" "DESC_FNAME" "MTREE_FNAME" "BUILD_VERSION_FNAME" "BUILD_INFO_FNAME" "SIZE_PKG_FNAME" "SIZE_ALL_FNAME
#define CMD_CHAR '@' /* prefix for extended PLIST cmd */
/* The name of the "prefix" environment variable given to scripts */
#define PKG_PREFIX_VNAME "PKG_PREFIX"
#define PKG_PATTERN_MAX FILENAME_MAX /* 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_MTREE, /* 13 */
PLIST_DIR_RM, /* 14 */
PLIST_IGNORE_INST, /* 15 */
PLIST_OPTION, /* 16 */
PLIST_PKGCFL, /* 17 */
PLIST_BLDDEP /* 18 */
} 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_ENUM_COUNT /* 4 */
} 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 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;
/* Type of function to be handed to findmatchingname; return value of this
* is currently ignored */
typedef int (*matchfn) (const char *, void *);
/* 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] == '/')
/* Prototypes */
/* Misc */
void cleanup(int);
char *make_playpen(char *, size_t, size_t);
char *where_playpen(void);
void leave_playpen(char *);
uint64_t min_free(char *);
void save_dirs(char **, char **);
void restore_dirs(char *, char *);
void show_version(void);
int fexec(const char *, ...);
int fexec_skipempty(const char *, ...);
int fcexec(const char *, const char *, ...);
/* String */
char *get_dash_string(char **);
void str_lowercase(char *);
const char *basename_of(const char *);
const char *dirname_of(const char *);
const char *suffix_of(const char *);
int pmatch(const char *, const char *);
int findmatchingname(const char *, const char *, matchfn, void *); /* doesn't really belong to "strings" */
char *findbestmatchingname(const char *, const char *); /* neither */
int ispkgpattern(const char *);
void strip_txz(char *, char *, const char *);
/* callback functions for findmatchingname */
int findbestmatchingname_fn(const char *, void *); /* neither */
int note_whats_installed(const char *, void *);
int add_to_list_fn(const char *, 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 isempty(const char *);
int URLlength(const char *);
char *fileGetURL(const char *);
const char *fileURLFilename(const char *, char *, int);
const char *fileURLHost(const char *, char *, int);
char *fileFindByPath(const char *);
char *fileGetContents(char *);
Boolean make_preserve_name(char *, size_t, char *, char *);
void write_file(char *, char *);
void copy_file(char *, char *, char *);
void move_file(char *, char *, char *);
void remove_files(const char *, const char *);
int delete_hierarchy(char *, Boolean, Boolean);
int unpack(const char *, const char *);
void format_cmd(char *, size_t, char *, char *, char *);
/* ftpio.c: FTP handling */
int expandURL(char *, const char *);
int unpackURL(const char *, const char *);
int ftp_cmd(const char *, const char *);
int ftp_start(const char *);
void ftp_stop(void);
/* 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 *, 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 read_plist(package_t *, FILE *);
int plist_cmd(char *, char **);
int delete_package(Boolean, Boolean, package_t *, Boolean);
/* Package Database */
int pkgdb_open(int);
void pkgdb_close(void);
int pkgdb_store(const char *, const char *);
char *pkgdb_retrieve(const char *);
void pkgdb_dump(void);
int pkgdb_remove(const char *);
int pkgdb_remove_pkg(const char *);
char *_pkgdb_getPKGDB_FILE(char *, unsigned);
char *_pkgdb_getPKGDB_DIR(void);
void _pkgdb_setPKGDB_DIR(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 *);
/* For all */
int pkg_perform(lpkg_head_t *);
/* Externs */
extern Boolean Verbose;
extern Boolean Fake;
extern Boolean Force;
#endif /* _INST_LIB_LIB_H_ */