scratch: rename max_size to size, document that extra will actually be allocated

This commit is contained in:
Andrew Poelstra
2019-03-14 14:41:03 +00:00
parent 5a4bc0bb95
commit a7a164f2c6
2 changed files with 6 additions and 5 deletions

View File

@@ -10,15 +10,15 @@
#include "util.h"
#include "scratch.h"
static secp256k1_scratch* secp256k1_scratch_create(const secp256k1_callback* error_callback, size_t max_size) {
static secp256k1_scratch* secp256k1_scratch_create(const secp256k1_callback* error_callback, size_t size) {
const size_t base_alloc = ((sizeof(secp256k1_scratch) + ALIGNMENT - 1) / ALIGNMENT) * ALIGNMENT;
void *alloc = checked_malloc(error_callback, base_alloc + max_size);
void *alloc = checked_malloc(error_callback, base_alloc + size);
secp256k1_scratch* ret = (secp256k1_scratch *)alloc;
if (ret != NULL) {
memset(ret, 0, sizeof(*ret));
memcpy(ret->magic, "scratch", 8);
ret->data = (void *) ((char *) alloc + base_alloc);
ret->max_size = max_size;
ret->max_size = size;
}
return ret;
}