diff options
Diffstat (limited to 'usr.bin/ar/ar.h')
| -rw-r--r-- | usr.bin/ar/ar.h | 119 |
1 files changed, 119 insertions, 0 deletions
diff --git a/usr.bin/ar/ar.h b/usr.bin/ar/ar.h new file mode 100644 index 0000000..aaad1b9 --- /dev/null +++ b/usr.bin/ar/ar.h @@ -0,0 +1,119 @@ +/*- + * Copyright (c) 2007 Kai Wang + * All rights reserved. + * + * 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 + * in this position and unchanged. + * 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. + * + * THIS SOFTWARE IS PROVIDED BY THE AUTHOR(S) ``AS IS'' AND ANY EXPRESS OR + * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES + * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. + * IN NO EVENT SHALL THE AUTHOR(S) BE LIABLE FOR ANY DIRECT, INDIRECT, + * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT + * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, + * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY + * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT + * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF + * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + * + * $FreeBSD$ + */ + +/* + * ar(1) options. + */ +#define AR_A 0x0001 /* position-after */ +#define AR_B 0x0002 /* position-before */ +#define AR_C 0x0004 /* creating new archive */ +#define AR_CC 0x0008 /* do not overwrite when extracting */ +#define AR_J 0x0010 /* bzip2 compression */ +#define AR_O 0x0020 /* preserve original mtime when extracting */ +#define AR_S 0x0040 /* write archive symbol table */ +#define AR_SS 0x0080 /* do not write archive symbol table */ +#define AR_TR 0x0100 /* only keep first 15 chars for member name */ +#define AR_U 0x0200 /* only extract or update newer members.*/ +#define AR_V 0x0400 /* verbose mode */ +#define AR_Z 0x0800 /* gzip compression */ + +#define DEF_BLKSZ 10240 /* default block size */ + +/* + * Convenient wrapper for general libarchive error handling. + */ +#define AC(CALL) do { \ + if ((CALL)) \ + bsdar_errc(bsdar, EX_SOFTWARE, 0, "%s", \ + archive_error_string(a)); \ +} while (0) + +/* + * In-memory representation of archive member(object). + */ +struct ar_obj { + char *name; /* member name */ + void *maddr; /* mmap start address */ + uid_t uid; /* user id */ + gid_t gid; /* group id */ + mode_t md; /* octal file permissions */ + size_t size; /* member size */ + time_t mtime; /* modification time */ + int fd; /* file descriptor */ + dev_t dev; /* inode's device */ + ino_t ino; /* inode's number */ + + TAILQ_ENTRY(ar_obj) objs; +}; + +/* + * Structure encapsulates the "global" data for "ar" program. + */ +struct bsdar { + const char *filename; /* archive name. */ + const char *posarg; /* position arg for modifiers -a, -b. */ + char mode; /* program mode */ + char compression; /* compression mode */ + int options; /* command line options */ + + const char *progname; /* program name */ + int argc; + char **argv; + + /* + * Fields for the archive string table. + */ + char *as; /* buffer for archive string table. */ + size_t as_sz; /* current size of as table. */ + size_t as_cap; /* capacity of as table buffer. */ + + /* + * Fields for the archive symbol table. + */ + uint32_t s_cnt; /* current number of symbols. */ + uint32_t *s_so; /* symbol offset table. */ + size_t s_so_cap; /* capacity of so table buffer. */ + char *s_sn; /* symbol name table */ + size_t s_sn_cap; /* capacity of sn table buffer. */ + size_t s_sn_sz; /* current size of sn table. */ + /* Current member's offset (relative to the end of pseudo members.) */ + off_t rela_off; + + TAILQ_HEAD(, ar_obj) v_obj; /* object(member) list */ +}; + +void bsdar_errc(struct bsdar *, int _eval, int _code, + const char *fmt, ...); +void bsdar_warnc(struct bsdar *, int _code, const char *fmt, ...); +void ar_mode_d(struct bsdar *bsdar); +void ar_mode_m(struct bsdar *bsdar); +void ar_mode_p(struct bsdar *bsdar); +void ar_mode_r(struct bsdar *bsdar); +void ar_mode_s(struct bsdar *bsdar); +void ar_mode_t(struct bsdar *bsdar); +void ar_mode_x(struct bsdar *bsdar); |
