sofia-sip/su_alloc.h

Go to the documentation of this file.
00001 /*
00002  * This file is part of the Sofia-SIP package
00003  *
00004  * Copyright (C) 2006 Nokia Corporation.
00005  *
00006  * Contact: Pekka Pessi <pekka.pessi@nokia-email.address.hidden>
00007  *
00008  * This library is free software; you can redistribute it and/or
00009  * modify it under the terms of the GNU Lesser General Public License
00010  * as published by the Free Software Foundation; either version 2.1 of
00011  * the License, or (at your option) any later version.
00012  *
00013  * This library is distributed in the hope that it will be useful, but
00014  * WITHOUT ANY WARRANTY; without even the implied warranty of
00015  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
00016  * Lesser General Public License for more details.
00017  *
00018  * You should have received a copy of the GNU Lesser General Public
00019  * License along with this library; if not, write to the Free Software
00020  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
00021  * 02110-1301 USA
00022  *
00023  */
00024 
00025 #ifndef SU_ALLOC_H  
00026 #define SU_ALLOC_H
00027 
00037 #ifndef SU_CONFIG_H
00038 #include <sofia-sip/su_config.h>
00039 #endif
00040 
00041 #include <stdarg.h>
00042 
00043 SOFIA_BEGIN_DECLS
00044 
00045 #ifndef SU_HOME_T
00046 #define SU_HOME_T struct su_home_s
00047 #endif
00048 
00050 typedef SU_HOME_T su_home_t;
00051 typedef struct su_block_s su_block_t;
00052 
00054 typedef struct su_alock su_alock_t;
00055 
00057 struct su_home_s { 
00058   int  suh_size;
00059   su_block_t *suh_blocks;
00060   su_alock_t *suh_lock;
00061 };
00062 
00063 #define SU_HOME_INIT(obj) { 0 }
00064 
00065 SU_DLL void *su_home_new(int size)
00066      __attribute__((__malloc__));
00067 SU_DLL void *su_home_ref(su_home_t const *);
00068 SU_DLL int su_home_unref(su_home_t *);
00069 
00070 SU_DLL int su_home_desctructor(su_home_t *, void (*)(void *));
00071 
00072 SU_DLL void *su_home_clone(su_home_t *parent, int size)
00073      __attribute__((__malloc__));
00074 
00075 SU_DLL int  su_home_init(su_home_t *h);
00076 
00077 SU_DLL void su_home_deinit(su_home_t *h);
00078 
00079 SU_DLL void su_home_preload(su_home_t *h, int n, int size);
00080 
00081 SU_DLL su_home_t *su_home_auto(void *area, int size);
00082 
00083 #define SU_HOME_AUTO_SIZE(n)                            \
00084   (((n) + ((sizeof(su_home_t) + 7) & ~8) +              \
00085     ((3 * sizeof (void *) + 4 * sizeof(unsigned) +      \
00086       7 * (sizeof (long) + sizeof(void *)) + 7) & ~8))  \
00087     / sizeof(su_home_t))
00088 
00089 SU_DLL int su_home_move(su_home_t *dst, su_home_t *src);
00090 
00091 SU_DLL int su_home_threadsafe(su_home_t *home);
00092 
00093 SU_DLL int su_home_has_parent(su_home_t const *home);
00094 
00095 SU_DLL void su_home_check(su_home_t const *home);
00096 
00097 SU_DLL int su_home_mutex_lock(su_home_t *home);
00098 
00099 SU_DLL int su_home_mutex_unlock(su_home_t *home);
00100 
00101 SU_DLL void *su_alloc(su_home_t *h, int size)
00102      __attribute__((__malloc__));
00103 SU_DLL void *su_zalloc(su_home_t *h, int size)
00104      __attribute__((__malloc__));
00105 SU_DLL void *su_salloc(su_home_t *h, int size)
00106      __attribute__((__malloc__));
00107 SU_DLL void *su_realloc(su_home_t *h, void *data, int size)
00108      __attribute__((__malloc__));
00109 
00110 SU_DLL char *su_strdup(su_home_t *home, char const *s)
00111      __attribute__((__malloc__));
00112 SU_DLL char *su_strcat(su_home_t *home, char const *s1, char const *s2)
00113      __attribute__((__malloc__));
00114 SU_DLL char *su_strndup(su_home_t *home, char const *s, int n)
00115      __attribute__((__malloc__));
00116 
00117 SU_DLL char *su_strcat_all(su_home_t *home, ...)
00118      __attribute__((__malloc__));
00119 
00120 SU_DLL char *su_sprintf(su_home_t *home, char const *fmt, ...)
00121      __attribute__ ((__malloc__, __format__ (printf, 2, 3)));
00122 
00123 SU_DLL char *su_vsprintf(su_home_t *home, char const *fmt, va_list ap)
00124      __attribute__((__malloc__));
00125 
00126 /* free an independent block */
00127 SU_DLL void su_free(su_home_t *h, void *);              
00128 
00130 SU_DLL int su_home_is_threadsafe(su_home_t const *home);
00131 
00132 /* ---------------------------------------------------------------------- */
00133 /* Deprecated */
00134 
00135 SU_DLL su_home_t *su_home_create(void)
00136      __attribute__((__malloc__));
00137 SU_DLL void su_home_destroy(su_home_t *h);
00138 
00139 #define su_home_zap(h) su_home_unref((h))
00140 
00141 SOFIA_END_DECLS
00142 
00143 #endif /* ! defined(SU_ALLOC_H) */

Sofia-SIP 1.12.1 - Copyright (C) 2006 Nokia Corporation. All rights reserved. Licensed under the terms of the GNU Lesser General Public License.