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/*
 * This file is part of the libpayload project.
 *
 * Copyright (C) 2008 Advanced Micro Devices, Inc.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 * 1. Redistributions of source code must retain the above copyright
 *    notice, this list of conditions and the following disclaimer.
 * 2. Redistributions in binary form must reproduce the above copyright
 *    notice, this list of conditions and the following disclaimer in the
 *    documentation and/or other materials provided with the distribution.
 * 3. The name of the author may not be used to endorse or promote products
 *    derived from this software without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
 * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
 * SUCH DAMAGE.
 */

#ifndef _STDLIB_H
#define _STDLIB_H

#include <stddef.h>

/**
 * @defgroup malloc Memory allocation functions
 * @{
 */
#if defined(CONFIG_LP_DEBUG_MALLOC) && !defined(IN_MALLOC_C)
#define free(p)	\
	({ \
	 extern void print_malloc_map(void); \
	 extern void free(void *); \
	 printf("free(%p) called from %s:%s:%d...\n", p, __FILE__, __func__, \
	        __LINE__);\
	 printf("PRE free()\n"); \
	 print_malloc_map(); \
	 free(p); \
	 printf("POST free()\n"); \
	 print_malloc_map(); \
	 })
#define malloc(s) \
	({ \
	 extern void print_malloc_map(void); \
	 extern void *malloc(size_t); \
	 void *ptr; \
	 printf("malloc(%u) called from %s:%s:%d...\n", s, __FILE__, __func__, \
	        __LINE__);\
	 printf("PRE malloc\n"); \
	 print_malloc_map(); \
	 ptr = malloc(s); \
	 printf("POST malloc (ptr = %p)\n", ptr); \
	 print_malloc_map(); \
	 ptr; \
	 })
#define calloc(n,s) \
	({ \
	 extern void print_malloc_map(void); \
	 extern void *calloc(size_t,size_t); \
	 void *ptr; \
	 printf("calloc(%u, %u) called from %s:%s:%d...\n", n, s, __FILE__, \
	        __func__, __LINE__);\
	 printf("PRE calloc\n"); \
	 print_malloc_map(); \
	 ptr = calloc(n,s); \
	 printf("POST calloc (ptr = %p)\n", ptr); \
	 print_malloc_map(); \
	 ptr; \
	 })
#define realloc(p,s) \
	({ \
	 extern void print_malloc_map(void); \
	 extern void *realloc(void*,size_t); \
	 void *ptr; \
	 printf("realloc(%p, %u) called from %s:%s:%d...\n", p, s, __FILE__, \
	        __func__, __LINE__);\
	 printf("PRE realloc\n"); \
	 print_malloc_map(); \
	 ptr = realloc(p,s); \
	 printf("POST realloc (ptr = %p)\n", ptr); \
	 print_malloc_map(); \
	 ptr; \
	 })
#define memalign(a,s) \
	({ \
	 extern void print_malloc_map(void); \
	 extern void *memalign(size_t, size_t); \
	 void *ptr; \
	 printf("memalign(%u, %u) called from %s:%s:%d...\n", a, s, __FILE__, \
	        __func__, __LINE__);\
	 printf("PRE memalign\n"); \
	 print_malloc_map(); \
	 ptr = memalign(a,s); \
	 printf("POST memalign (ptr = %p)\n", ptr); \
	 print_malloc_map(); \
	 ptr; \
	 })
#define dma_malloc(s) \
	({ \
	 extern void print_malloc_map(void); \
	 extern void *dma_malloc(size_t); \
	 void *ptr; \
	 printf("dma_malloc(%u) called from %s:%s:%d...\n", s, __FILE__, \
	        __func__, __LINE__);\
	 printf("PRE dma_malloc\n"); \
	 print_malloc_map(); \
	 ptr = dma_malloc(s); \
	 printf("POST dma_malloc (ptr = %p)\n", ptr); \
	 print_malloc_map(); \
	 ptr; \
	 })
#define dma_memalign(a,s) \
	({ \
	 extern void print_malloc_map(void); \
	 extern void *dma_memalign(size_t, size_t); \
	 void *ptr; \
	 printf("dma_memalign(%u, %u) called from %s:%s:%d...\n", a, s, \
	        __FILE__, __func__, __LINE__);\
	 printf("PRE dma_memalign\n"); \
	 print_malloc_map(); \
	 ptr = dma_memalign(a,s); \
	 printf("POST dma_memalign (ptr = %p)\n", ptr); \
	 print_malloc_map(); \
	 ptr; \
	 })
#else
void free(void *ptr);
void *malloc(size_t size);
void *calloc(size_t nmemb, size_t size);
void *realloc(void *ptr, size_t size);
void *memalign(size_t align, size_t size);
void *dma_malloc(size_t size);
void *dma_memalign(size_t align, size_t size);
#endif
void init_dma_memory(void *start, u32 size);
int dma_initialized(void);
int dma_coherent(void *ptr);
/** @} */

/**
 * @defgroup stdlib String conversion functions
 * @{
 */
long int strtol(const char *s, char **nptr, int base);
unsigned long int strtoul(const char *s, char **nptr, int base);
unsigned long long int strtoull(const char *s, char **nptr, int base);
long atol(const char *nptr);

/** @} */

/**
 * @defgroup rand Random number generator functions
 * @{
 */
int rand_r(unsigned int *seed);
int rand(void);
void srand(unsigned int seed);
/** @} */

/**
 * Stop execution and halt the processor (this function does not return).
 */
void halt(void) __attribute__ ((noreturn));
void exit(int status) __attribute__ ((noreturn));
#define abort() halt()    /**< Alias for the halt() function */

/** @} */

void qsort(void *aa, size_t n, size_t es, int (*cmp)(const void *, const void *));
char *getenv(const char*);
#endif