Common library for all Osmocom projects (libosmocore, libosmogsm, libosmovty, libosmogb, libosmosim, libosmousb, ...) https://osmocom.org/projects/libosmocore
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libosmocore/src/pseudotalloc/talloc.h

42 lines
1.8 KiB

#pragma once
/* 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 */
#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_set_name_const(const void *ptr, const char *name);
char *talloc_strdup(const void *t, 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);