crypto/openssh/monitor_mm.c

65 mm_make_entry(struct mm_master *mm, struct mmtree *head,
70 	if (mm->mmalloc == NULL)
73 		tmp = mm_xmalloc(mm->mmalloc, sizeof(struct mm_share));
80 		    mm, tmp2, address, size);
91 	struct mm_master *mm;
94 		mm = xcalloc(1, sizeof(struct mm_master));
96 		mm = mm_xmalloc(mmalloc, sizeof(struct mm_master));
103 	mm->mmalloc = mmalloc;
109 	mm->address = address;
110 	mm->size = size;
112 	RB_INIT(&mm->rb_free);
113 	RB_INIT(&mm->rb_allocated);
115 	mm_make_entry(mm, &mm->rb_free, address, size);
117 	return (mm);
140 mm_destroy(struct mm_master *mm)
142 	mm_freelist(mm->mmalloc, &mm->rb_free);
143 	mm_freelist(mm->mmalloc, &mm->rb_allocated);
146 	if (munmap(mm->address, mm->size) == -1)
147 		fatal("munmap(%p, %zu): %s", mm->address, mm->size,
153 	if (mm->mmalloc == NULL)
154 		free(mm);
156 		mm_free(mm->mmalloc, mm);
160 mm_xmalloc(struct mm_master *mm, size_t size)
164 	address = mm_malloc(mm, size);
175 mm_malloc(struct mm_master *mm, size_t size)
186 	RB_FOREACH(mms, mmtree, &mm->rb_free) {
197 	tmp = mm_make_entry(mm, &mm->rb_allocated, mms->address, size);
204 		RB_REMOVE(mmtree, &mm->rb_free, mms);
205 		if (mm->mmalloc == NULL)
208 			mm_free(mm->mmalloc, mms);
217 mm_free(struct mm_master *mm, void *address)
222 	mms = RB_FIND(mmtree, &mm->rb_allocated, &tmp);
224 		fatal("mm_free(%p): can not find %p", mm, address);
230 	RB_REMOVE(mmtree, &mm->rb_allocated, mms);
231 	if (RB_INSERT(mmtree, &mm->rb_free, mms) != NULL)
232 		fatal("mm_free(%p): double address %p", mm, address);
260 		RB_REMOVE(mmtree, &mm->rb_free, mms);
261 		if (mm->mmalloc == NULL)
264 			mm_free(mm->mmalloc, mms);
272 	mms = RB_NEXT(mmtree, &mm->rb_free, prev);
283 	RB_REMOVE(mmtree, &mm->rb_free, mms);
285 	if (mm->mmalloc == NULL)
288 		mm_free(mm->mmalloc, mms);
293     struct mm_master *mm, struct mm_master *mmold)
295 	struct mm_master *mmalloc = mm->mmalloc;
302 		mm_memvalid(mm, mms->address, mms->size);
313 	struct mm_master *mm;
320 	mm = *pmm;
321 	mmold = mm->mmalloc;
322 	mm_memvalid(mmold, mm, sizeof(*mm));
324 	mmalloc = mm_create(NULL, mm->size);
325 	mm = mm_xmalloc(mmalloc, sizeof(struct mm_master));
326 	memcpy(mm, *pmm, sizeof(struct mm_master));
327 	mm->mmalloc = mmalloc;
329 	rb_free = mm->rb_free;
330 	rb_allocated = mm->rb_allocated;
332 	RB_INIT(&mm->rb_free);
333 	RB_INIT(&mm->rb_allocated);
335 	mm_sync_list(&rb_free, &mm->rb_free, mm, mmold);
336 	mm_sync_list(&rb_allocated, &mm->rb_allocated, mm, mmold);
340 	*pmm = mm;
347 mm_memvalid(struct mm_master *mm, void *address, size_t size)
351 	if (address < mm->address)
355 	if (end > MM_ADDRESS_END(mm))