2005-03-14 20:51:43 -05:00
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/*
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* util.h
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2007-11-16 21:18:45 -05:00
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*
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2016-01-02 22:48:43 -05:00
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* Copyright (c) 2006-2016 Pacman Development Team <pacman-dev@archlinux.org>
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2009-07-01 03:08:33 -04:00
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* Copyright (c) 2002-2006 by Judd Vinet <jvinet@zeroflux.org>
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2006-10-15 15:31:03 -04:00
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* Copyright (c) 2005 by Aurelien Foret <orelien@chez.com>
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* Copyright (c) 2005 by Christian Hamar <krics@linuxforum.hu>
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* Copyright (c) 2006 by David Kimpe <dnaku@frugalware.org>
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* Copyright (c) 2005, 2006 by Miklos Vajna <vmiklos@frugalware.org>
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2007-11-16 21:18:45 -05:00
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*
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2005-03-14 20:51:43 -05:00
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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2007-12-10 23:55:22 -05:00
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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2005-03-14 20:51:43 -05:00
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*/
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2016-09-03 23:14:49 -04:00
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#ifndef ALPM_UTIL_H
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#define ALPM_UTIL_H
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2005-03-14 20:51:43 -05:00
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2009-10-10 16:49:24 -04:00
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#include "alpm_list.h"
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2011-06-03 13:33:18 -04:00
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#include "alpm.h"
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2011-06-28 09:26:39 -04:00
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#include "package.h" /* alpm_pkg_t */
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2011-06-28 00:04:00 -04:00
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#include "handle.h" /* alpm_handle_t */
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2013-01-03 05:49:33 -05:00
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#include "util-common.h"
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2009-10-10 16:49:24 -04:00
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2005-03-14 20:51:43 -05:00
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#include <stdio.h>
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2007-11-06 23:50:21 -05:00
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#include <string.h>
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2007-09-06 20:03:38 -04:00
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#include <stdarg.h>
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2011-03-20 12:43:37 -04:00
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#include <stddef.h> /* size_t */
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2011-10-27 16:47:18 -04:00
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#include <sys/types.h>
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2011-03-17 22:56:17 -04:00
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#include <math.h> /* fabs */
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#include <float.h> /* DBL_EPSILON */
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2011-10-27 16:47:18 -04:00
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#include <fcntl.h> /* open, close */
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#include <archive.h> /* struct archive */
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2005-03-14 20:51:43 -05:00
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2006-10-15 15:31:03 -04:00
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#ifdef ENABLE_NLS
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2007-10-23 00:33:47 -04:00
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#include <libintl.h> /* here so it doesn't need to be included elsewhere */
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/* define _() as shortcut for gettext() */
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2006-10-15 15:31:03 -04:00
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#define _(str) dgettext ("libalpm", str)
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#else
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2013-12-21 03:04:41 -05:00
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#define _(s) (char *)s
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2006-10-15 15:31:03 -04:00
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#endif
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2012-04-30 00:40:06 -04:00
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void _alpm_alloc_fail(size_t size);
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2007-10-29 02:00:52 -04:00
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2012-04-30 00:40:06 -04:00
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#define MALLOC(p, s, action) do { p = malloc(s); if(p == NULL) { _alpm_alloc_fail(s); action; } } while(0)
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#define CALLOC(p, l, s, action) do { p = calloc(l, s); if(p == NULL) { _alpm_alloc_fail(l * s); action; } } while(0)
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2008-01-11 01:01:58 -05:00
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/* This strdup macro is NULL safe- copying NULL will yield NULL */
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2012-04-30 00:40:06 -04:00
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#define STRDUP(r, s, action) do { if(s != NULL) { r = strdup(s); if(r == NULL) { _alpm_alloc_fail(strlen(s)); action; } } else { r = NULL; } } while(0)
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#define STRNDUP(r, s, l, action) do { if(s != NULL) { r = strndup(s, l); if(r == NULL) { _alpm_alloc_fail(l); action; } } else { r = NULL; } } while(0)
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2007-10-29 02:00:52 -04:00
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2008-04-19 13:51:28 -04:00
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#define FREE(p) do { free(p); p = NULL; } while(0)
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2007-10-23 00:33:47 -04:00
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#define ASSERT(cond, action) do { if(!(cond)) { action; } } while(0)
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2011-06-18 19:21:21 -04:00
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#define RET_ERR_VOID(handle, err) do { \
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2011-07-01 12:01:38 -04:00
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_alpm_log(handle, ALPM_LOG_DEBUG, "returning error %d from %s : %s\n", err, __func__, alpm_strerror(err)); \
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2011-06-18 19:21:21 -04:00
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(handle)->pm_errno = (err); \
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2011-03-28 15:47:08 -04:00
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return; } while(0)
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2011-06-18 19:21:21 -04:00
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#define RET_ERR(handle, err, ret) do { \
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2011-07-01 12:01:38 -04:00
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_alpm_log(handle, ALPM_LOG_DEBUG, "returning error %d from %s : %s\n", err, __func__, alpm_strerror(err)); \
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2011-06-18 19:21:21 -04:00
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(handle)->pm_errno = (err); \
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2016-02-22 14:07:57 -05:00
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return (ret); } while(0)
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#define RET_ERR_ASYNC_SAFE(handle, err, ret) do { \
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(handle)->pm_errno = (err); \
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2011-03-20 20:45:57 -04:00
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return (ret); } while(0)
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2008-04-06 21:20:20 -04:00
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2011-03-17 22:56:17 -04:00
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#define DOUBLE_EQ(x, y) (fabs((x) - (y)) < DBL_EPSILON)
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2011-06-14 11:01:08 -04:00
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#define CHECK_HANDLE(handle, action) do { if(!(handle)) { action; } (handle)->pm_errno = 0; } while(0)
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2011-10-27 15:59:24 -04:00
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/** Standard buffer size used throughout the library. */
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#ifdef BUFSIZ
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#define ALPM_BUFFER_SIZE BUFSIZ
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#else
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#define ALPM_BUFFER_SIZE 8192
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#endif
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2011-10-27 16:47:18 -04:00
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#ifndef O_BINARY
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#define O_BINARY 0
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#endif
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#define OPEN(fd, path, flags) do { fd = open(path, flags | O_BINARY); } while(fd == -1 && errno == EINTR)
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2010-12-14 23:26:23 -05:00
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/**
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* Used as a buffer/state holder for _alpm_archive_fgets().
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*/
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struct archive_read_buffer {
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char *line;
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char *line_offset;
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size_t line_size;
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size_t max_line_size;
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2012-05-28 17:30:08 -04:00
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size_t real_line_size;
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2010-12-14 23:26:23 -05:00
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char *block;
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char *block_offset;
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size_t block_size;
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int ret;
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};
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2007-03-03 03:13:59 -05:00
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int _alpm_makepath(const char *path);
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2008-01-13 09:06:25 -05:00
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int _alpm_makepath_mode(const char *path, mode_t mode);
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2007-03-03 03:13:59 -05:00
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int _alpm_copyfile(const char *src, const char *dest);
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2012-05-28 17:30:08 -04:00
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size_t _alpm_strip_newline(char *str, size_t len);
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2011-11-14 00:45:55 -05:00
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int _alpm_open_archive(alpm_handle_t *handle, const char *path,
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struct stat *buf, struct archive **archive, alpm_errno_t error);
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2011-06-28 00:04:00 -04:00
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int _alpm_unpack_single(alpm_handle_t *handle, const char *archive,
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2011-06-07 17:06:16 -04:00
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const char *prefix, const char *filename);
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2011-06-28 00:04:00 -04:00
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int _alpm_unpack(alpm_handle_t *handle, const char *archive, const char *prefix,
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2011-06-07 17:06:16 -04:00
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alpm_list_t *list, int breakfirst);
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2012-01-18 22:43:00 -05:00
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2011-07-16 11:07:25 -04:00
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ssize_t _alpm_files_in_directory(alpm_handle_t *handle, const char *path, int full_count);
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2013-02-10 01:47:39 -05:00
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2015-11-11 19:20:00 -05:00
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typedef ssize_t (*_alpm_cb_io)(void *buf, ssize_t len, void *ctx);
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int _alpm_run_chroot(alpm_handle_t *handle, const char *cmd, char *const argv[],
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_alpm_cb_io in_cb, void *in_ctx);
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2011-06-28 00:04:00 -04:00
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int _alpm_ldconfig(alpm_handle_t *handle);
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2007-02-13 03:15:38 -05:00
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int _alpm_str_cmp(const void *s1, const void *s2);
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2011-06-28 00:04:00 -04:00
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char *_alpm_filecache_find(alpm_handle_t *handle, const char *filename);
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const char *_alpm_filecache_setup(alpm_handle_t *handle);
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2012-02-19 23:24:35 -05:00
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int _alpm_test_checksum(const char *filepath, const char *expected, alpm_pkgvalidation_t type);
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2010-12-14 23:26:23 -05:00
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int _alpm_archive_fgets(struct archive *a, struct archive_read_buffer *b);
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2010-10-27 02:41:01 -04:00
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int _alpm_splitname(const char *target, char **name, char **version,
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unsigned long *name_hash);
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2010-12-14 12:56:32 -05:00
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unsigned long _alpm_hash_sdbm(const char *str);
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2011-08-29 13:12:54 -04:00
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off_t _alpm_strtoofft(const char *line);
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2011-09-07 11:21:47 -04:00
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alpm_time_t _alpm_parsedate(const char *line);
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2011-07-03 18:55:04 -04:00
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int _alpm_raw_cmp(const char *first, const char *second);
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int _alpm_raw_ncmp(const char *first, const char *second, size_t max);
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2011-07-06 11:22:59 -04:00
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int _alpm_access(alpm_handle_t *handle, const char *dir, const char *file, int amode);
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2013-06-18 11:44:15 -04:00
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int _alpm_fnmatch_patterns(alpm_list_t *patterns, const char *string);
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2011-10-30 13:33:14 -04:00
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int _alpm_fnmatch(const void *pattern, const void *string);
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2014-01-27 17:38:49 -05:00
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void *_alpm_realloc(void **data, size_t *current, const size_t required);
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void *_alpm_greedy_grow(void **data, size_t *current, const size_t required);
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2007-02-13 03:15:38 -05:00
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2007-07-12 15:20:43 -04:00
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#ifndef HAVE_STRSEP
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char *strsep(char **, const char *);
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2006-10-15 15:31:03 -04:00
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#endif
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2005-03-14 20:51:43 -05:00
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2007-01-30 02:47:19 -05:00
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/* check exported library symbols with: nm -C -D <lib> */
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#define SYMEXPORT __attribute__((visibility("default")))
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2007-10-07 16:00:24 -04:00
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#define SYMHIDDEN __attribute__((visibility("internal")))
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2007-01-30 02:47:19 -05:00
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2011-04-29 07:10:09 -04:00
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#define UNUSED __attribute__((unused))
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2016-09-03 23:14:49 -04:00
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#endif /* ALPM_UTIL_H */
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2005-03-14 20:51:43 -05:00
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2014-01-22 18:06:11 -05:00
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/* vim: set noet: */
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