lib/libalpm/handle.h


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/*
 *  handle.h
 *
 *  Copyright (c) 2006-2014 Pacman Development Team <pacman-dev@archlinux.org>
 *  Copyright (c) 2002-2006 by Judd Vinet <jvinet@zeroflux.org>
 *
 *  This program is free software; you can redistribute it and/or modify
 *  it under the terms of the GNU General Public License as published by
 *  the Free Software Foundation; either version 2 of the License, or
 *  (at your option) any later version.
 *
 *  This program is distributed in the hope that it will be useful,
 *  but WITHOUT ANY WARRANTY; without even the implied warranty of
 *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 *  GNU General Public License for more details.
 *
 *  You should have received a copy of the GNU General Public License
 *  along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */
#ifndef _ALPM_HANDLE_H
#define _ALPM_HANDLE_H

#include <stdio.h>
#include <sys/types.h>
#include <regex.h>

#include "alpm_list.h"
#include "alpm.h"

#ifdef HAVE_LIBCURL
#include <curl/curl.h>
#endif

#define EVENT(h, e) \
do { \
        if((h)->eventcb) { \
                (h)->eventcb((alpm_event_t *) (e)); \
        } \
} while(0)
#define QUESTION(h, q) \
do { \
        if((h)->questioncb) { \
                (h)->questioncb((alpm_question_t *) (q)); \
        } \
} while(0)
#define PROGRESS(h, e, p, per, n, r) \
do { \
        if((h)->progresscb) { \
                (h)->progresscb(e, p, per, n, r); \
        } \
} while(0)

struct __alpm_handle_t {
        /* internal usage */
        alpm_db_t *db_local;    /* local db pointer */
        alpm_list_t *dbs_sync;  /* List of (alpm_db_t *) */
        FILE *logstream;        /* log file stream pointer */
        alpm_trans_t *trans;

#ifdef HAVE_LIBCURL
        /* libcurl handle */
        CURL *curl;             /* reusable curl_easy handle */
#endif

        /* callback functions */
        alpm_cb_download dlcb;      /* Download callback function */
        alpm_cb_totaldl totaldlcb;  /* Total download callback function */
        alpm_cb_fetch fetchcb;      /* Download file callback function */
        alpm_cb_event eventcb;
        alpm_cb_question questioncb;
        alpm_cb_progress progresscb;

        /* filesystem paths */
        char *root;              /* Root path, default '/' */
        char *dbpath;            /* Base path to pacman's DBs */
        char *logfile;           /* Name of the log file */
        char *lockfile;          /* Name of the lock file */
        char *gpgdir;            /* Directory where GnuPG files are stored */
        alpm_list_t *cachedirs;  /* Paths to pacman cache directories */

        /* package lists */
        alpm_list_t *noupgrade;   /* List of packages NOT to be upgraded */
        alpm_list_t *noextract;   /* List of files NOT to extract */
        alpm_list_t *ignorepkg;   /* List of packages to ignore */
        alpm_list_t *ignoregroup; /* List of groups to ignore */

        /* options */
        char *arch;              /* Architecture of packages we should allow */
        double deltaratio;       /* Download deltas if possible; a ratio value */
        int usesyslog;           /* Use syslog instead of logfile? */ /* TODO move to frontend */
        int checkspace;          /* Check disk space before installing */
        alpm_siglevel_t siglevel;   /* Default signature verification level */
        alpm_siglevel_t localfilesiglevel;  /* Signature verification level for local file
                                               upgrade operations */
        alpm_siglevel_t remotefilesiglevel; /* Signature verification level for remote file
                                               upgrade operations */

        /* error code */
        alpm_errno_t pm_errno;

        /* lock file descriptor */
        int lockfd;

        /* for delta parsing efficiency */
        int delta_regex_compiled;
        regex_t delta_regex;
};

alpm_handle_t *_alpm_handle_new(void);
void _alpm_handle_free(alpm_handle_t *handle);

int _alpm_handle_lock(alpm_handle_t *handle);
int _alpm_handle_unlock(alpm_handle_t *handle);

alpm_errno_t _alpm_set_directory_option(const char *value,
                char **storage, int must_exist);

#endif /* _ALPM_HANDLE_H */

/* vim: set noet: */