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/*=============================================================================*\
* File: gfsmMem.def
* Author: Bryan Jurish <moocow@ling.uni-potsdam.de>
* Description: finite state machine library: memory utilities: inline definitions
*
* Copyright (c) 2004-2008 Bryan Jurish.
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library 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
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*=============================================================================*/
#include <string.h>
/*----------------------------------------------------------------------
* init_allocators()
*/
GFSM_INLINE
void gfsm_allocators_init(void)
{
if (!gfsm_node_allocator) gfsm_node_allocator = g_allocator_new("gfsm_node_allocator",128);
if (!gfsm_slist_allocator) gfsm_slist_allocator = g_allocator_new("gfsm_slist_allocator",128);
if (!gfsm_list_allocator) gfsm_list_allocator = g_allocator_new("gfsm_list_allocator",128);
}
/*----------------------------------------------------------------------
* allocators_enable()
*/
GFSM_INLINE
void gfsm_allocators_enable(void)
{
if (!gfsm_allocators_enabled) {
gfsm_allocators_init();
g_node_push_allocator(gfsm_node_allocator);
g_slist_push_allocator(gfsm_slist_allocator);
g_list_push_allocator(gfsm_list_allocator);
gfsm_allocators_enabled = TRUE;
}
}
/*----------------------------------------------------------------------
* allocators_disable()
*/
GFSM_INLINE
void gfsm_allocators_disable(void)
{
if (gfsm_allocators_enabled) {
g_node_pop_allocator();
g_slist_pop_allocator();
g_list_pop_allocator();
gfsm_allocators_enabled = FALSE;
}
}
/*----------------------------------------------------------------------
* allocators_free()
*/
GFSM_INLINE
void gfsm_allocators_free(void)
{
gfsm_allocators_disable();
if (gfsm_node_allocator) g_allocator_free(gfsm_node_allocator);
if (gfsm_slist_allocator) g_allocator_free(gfsm_slist_allocator);
if (gfsm_list_allocator) g_allocator_free(gfsm_list_allocator);
gfsm_node_allocator=NULL;
gfsm_slist_allocator=NULL;
gfsm_list_allocator=NULL;
}
/*----------------------------------------------------------------------
* string_dup_n()
*/
GFSM_INLINE
gpointer gfsm_string_dup_n(gconstpointer src, gsize size)
{
#ifndef __cplusplus
return g_strndup(src,size);
#else
return g_strndup(static_cast<const gchar *>(src), size);
#endif
}
/*----------------------------------------------------------------------
* mem_dup_n()
*/
GFSM_INLINE
gpointer gfsm_mem_dup_n(gconstpointer src, gsize size)
{ return g_memdup(src,size); };
/*----------------------------------------------------------------------
* gstring_dup()
*/
GFSM_INLINE
GString *gfsm_gstring_dup (GString *gstr)
{
GString *dst = g_string_sized_new(gstr->len);
g_string_append_len(dst, gstr->str, gstr->len);
return dst;
}
/*----------------------------------------------------------------------
* gstring_asign_bytes()
*/
GFSM_INLINE
void gfsm_gstring_assign_bytes (GString *gstr, const gchar *src, gsize len)
{
g_string_truncate(gstr, 0);
g_string_append_len(gstr, src, len);
}
/*----------------------------------------------------------------------
* gstring_new_bytes()
*/
GFSM_INLINE
GString *gfsm_gstring_new_bytes (const gchar *src, gsize len)
{
GString *dst = g_string_sized_new(src[len]=='\0' ? len : (len+1));
g_string_append_len(dst,src,len);
return dst;
}
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