29 #include "nano-malloc.h"
42  *   already aligned - only ask for extra padding after we know we
56 	return (void *)-1;  in __malloc_sbrk_aligned()
61 	return (void *)-1;  in __malloc_sbrk_aligned()
65     /* sbrk returns -1 if fail to allocate */  in __malloc_sbrk_aligned()
66     if (p == (void *)-1)  in __malloc_sbrk_aligned()
75     align_p = __align_up(p + MALLOC_HEAD, MALLOC_CHUNK_ALIGN) - MALLOC_HEAD;  in __malloc_sbrk_aligned()
85 	intptr_t adjust = align_p - p;  in __malloc_sbrk_aligned()
88             return (void *) -1;  in __malloc_sbrk_aligned()
104     size_t add_size = MAX(MALLOC_MINSIZE, new_size - _size(c));  in __malloc_grow_chunk()
112 	/* Set size and return */  in __malloc_grow_chunk()
117     if (heap != (char *) -1)  in __malloc_grow_chunk()
147     for (p = &__malloc_free_list; (r = *p) != NULL; p = &r->next)  in malloc()
151 	    size_t rem = _size(r) - alloc_size;  in malloc()
155                 /* Find a chunk_t that much larger than required size, break  in malloc()
161 		s->next = r->next;  in malloc()
168 		/* Find a chunk_t that is exactly the size or slightly bigger  in malloc()
169 		 * than requested size, just return this chunk_t  in malloc()
171 		*p = r->next;  in malloc()
175 	if (!r->next && __malloc_grow_chunk(r, alloc_size))  in malloc()
177 	    /* Grow the last chunk in memory to the requested size,  in malloc()
180 	    *p = r->next;  in malloc()
190         /* sbrk returns -1 if fail to allocate */  in malloc()
191         if (blob == (void *)-1)  in malloc()
205     memset(ptr, '\0', alloc_size - MALLOC_HEAD);  in malloc()
212 #pragma GCC diagnostic ignored "-Wmissing-attributes"
236     for (r = __malloc_free_list; r; r = r->next) {  in __malloc_validate()
238 	assert (r->next == NULL || (char *) r + _size(r) <= (char *) r->next);  in __malloc_validate()