| /*! \file talloc.h |
| * overly simplistic talloc replacement for deeply embedded |
| * microcontrollers. Obviously this has none of the properties of real |
| * talloc, it is particualrly not hierarchical at all. |
| * |
| * (C) 2017 by Harald Welte <laforge@gnumonks.org> |
| * |
| * SPDX-License-Identifier: GPL-2.0+ |
| * |
| * 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/>. |
| */ |
| |
| #pragma once |
| |
| #include <stdlib.h> |
| #include <stdarg.h> |
| |
| /* those two functions have to be provided by the user/environment */ |
| extern void *pseudotalloc_malloc(size_t size); |
| extern void pseudotalloc_free(void *ptr); |
| |
| typedef void TALLOC_CTX; |
| |
| #define __TALLOC_STRING_LINE1__(s) #s |
| #define __TALLOC_STRING_LINE2__(s) __TALLOC_STRING_LINE1__(s) |
| #define __TALLOC_STRING_LINE3__ __TALLOC_STRING_LINE2__(__LINE__) |
| #define __location__ __FILE__ ":" __TALLOC_STRING_LINE3__ |
| |
| #define talloc_zero(ctx, type) (type *)_talloc_zero(ctx, sizeof(type), #type) |
| #define talloc_zero_size(ctx, size) _talloc_zero(ctx, size, __location__) |
| void *_talloc_zero(const void *ctx, size_t size, const char *name); |
| |
| #define talloc_free(ctx) _talloc_free(ctx, __location__) |
| int _talloc_free(void *ptr, const char *location); |
| |
| /* Unsupported! */ |
| #define talloc(ctx, type) (type *)talloc_named_const(ctx, sizeof(type), #type) |
| #define talloc_size(ctx, size) talloc_named_const(ctx, size, __location__) |
| void *talloc_named_const(const void *context, size_t size, const char *name); |
| void *talloc_named(const void *context, size_t size, const char *fmt, ...); |
| void talloc_set_name_const(const void *ptr, const char *name); |
| void *talloc_memdup(const void *ctx, const void *p, size_t size); |
| char *talloc_strdup(const void *ctx, const char *p); |
| void *talloc_pool(const void *context, size_t size); |
| #define talloc_array(ctx, type, count) (type *)_talloc_array(ctx, sizeof(type), count, #type) |
| void *_talloc_array(const void *ctx, size_t el_size, unsigned count, const char *name); |
| #define talloc_zero_array(ctx, type, count) (type *)_talloc_zero_array(ctx, sizeof(type), count, #type) |
| void *_talloc_zero_array(const void *ctx, |
| size_t el_size, |
| unsigned count, |
| const char *name); |
| char *talloc_asprintf(const void *ctx, const char *fmt, ...); |
| |
| #define talloc_steal(ctx, ptr) _talloc_steal_loc((ctx), (ptr), __location__) |
| void *_talloc_steal_loc(const void *new_ctx, const void *obj, const char *location); |
| char *talloc_vasprintf(const void *t, const char *fmt, va_list ap); |