/* Author: Joshua Brindle <jbrindle@tresys.co
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* Jason Tang <jtang@tresys.com>
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* Ivan Gyurdiev <ivg2@cornell.edu>
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*
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* Copyright (C) 2004-2005 Tresys Technology, LLC
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* Copyright (C) 2005 Red Hat Inc.
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* This library 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 GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
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*/
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#include <stdarg.h>
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#include <stdlib.h>
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#include <stdio.h>
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#include <errno.h>
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#include <string.h>
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#include "handle.h"
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#include "debug.h"
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int semanage_msg_get_level(semanage_handle_t * handle)
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{
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return handle->msg_level;
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}
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hidden_def(semanage_msg_get_level)
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const char *semanage_msg_get_channel(semanage_handle_t * handle)
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{
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return handle->msg_channel;
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}
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hidden_def(semanage_msg_get_channel)
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const char *semanage_msg_get_fname(semanage_handle_t * handle)
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{
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return handle->msg_fname;
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}
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hidden_def(semanage_msg_get_fname)
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#ifdef __GNUC__
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__attribute__ ((format(printf, 3, 4)))
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#endif
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void hidden semanage_msg_default_handler(void *varg __attribute__ ((unused)),
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semanage_handle_t * handle,
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const char *fmt, ...)
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{
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FILE *stream = NULL;
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int errsv = 0;
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switch (semanage_msg_get_level(handle)) {
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case SEMANAGE_MSG_ERR:
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stream = stderr;
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errsv = errno;
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break;
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case SEMANAGE_MSG_WARN:
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stream = stderr;
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break;
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default:
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stream = stdout;
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break;
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}
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fprintf(stream, "%s.%s: ",
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semanage_msg_get_channel(handle),
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semanage_msg_get_fname(handle));
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va_list ap;
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va_start(ap, fmt);
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vfprintf(stream, fmt, ap);
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va_end(ap);
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if (errsv && errsv != ENOMEM)
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fprintf(stream, " (%s).", strerror(errsv));
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fprintf(stream, "\n");
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}
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#ifdef __GNUC__
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__attribute__ ((format(printf, 3, 4)))
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#endif
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void hidden semanage_msg_relay_handler(void *varg,
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sepol_handle_t * sepolh,
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const char *fmt, ...)
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{
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va_list ap;
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semanage_handle_t *sh = varg;
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char buffer[1024];
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if (!sh->msg_callback)
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return;
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va_start(ap, fmt);
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vsnprintf(buffer, sizeof(buffer), fmt, ap);
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va_end(ap);
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sh->msg_fname = sepol_msg_get_fname(sepolh);
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sh->msg_channel = sepol_msg_get_channel(sepolh);
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sh->msg_level = sepol_msg_get_level(sepolh); /* XXX should map values */
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sh->msg_callback(sh->msg_callback_arg, sh, "%s", buffer);
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return;
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}
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extern void semanage_msg_set_callback(semanage_handle_t * handle,
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#ifdef __GNUC__
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__attribute__ ((format(printf, 3, 4)))
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#endif
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void (*msg_callback) (void *varg,
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semanage_handle_t *
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handle,
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const char *fmt,
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...),
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void *msg_callback_arg)
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{
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handle->msg_callback = msg_callback;
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handle->msg_callback_arg = msg_callback_arg;
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}
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