kevin/libsodium
1
Fork 0
mirror of https://github.com/jedisct1/libsodium.git synced 2024-12-24 12:36:01 -07:00
Code Releases Wiki Activity

Make argon2i blocks allocation functions static

Browse Source
This commit is contained in:
Frank Denis 2015-12-30 17:30:59 +01:00
parent 74809e7296
commit 82ed2169b0
2 changed files with 21 additions and 21 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

24
src/libsodium/crypto_pwhash/argon2/argon2-core.c
View File

@ -65,7 +65,14 @@ static void store_block(void *output, const block *src) {
} }
/***************Memory allocators*****************/ /***************Memory allocators*****************/
int allocate_memory(block_region **region, uint32_t m_cost) { /* Allocates memory to the given pointer
* @param memory pointer to the pointer to the memory
* @param m_cost number of blocks to allocate in the memory
* @return ARGON2_OK if @memory is a valid pointer and memory is allocated
*/
static int allocate_memory(block_region **memory, uint32_t m_cost);
static int allocate_memory(block_region **region, uint32_t m_cost) {
void *base; void *base;
block *memory; block *memory;
size_t memory_size; size_t memory_size;
@ -122,14 +129,25 @@ int allocate_memory(block_region **region, uint32_t m_cost) {
/*********Memory functions*/ /*********Memory functions*/
void clear_memory(argon2_instance_t *instance, int clear) { /* Clears memory
* @param instance pointer to the current instance
* @param clear_memory indicates if we clear the memory with zeros.
*/
static void clear_memory(argon2_instance_t *instance, int clear);
static void clear_memory(argon2_instance_t *instance, int clear) {
if (instance->region != NULL && clear) { if (instance->region != NULL && clear) {
sodium_memzero(instance->region->memory, sodium_memzero(instance->region->memory,
sizeof(block) * instance->memory_blocks); sizeof(block) * instance->memory_blocks);
} }
} }
void free_memory(block_region *region) { /* Deallocates memory
* @param memory pointer to the blocks
*/
static void free_memory(block_region *memory);
static void free_memory(block_region *region) {
if (region->base) { if (region->base) {
#if defined(MAP_ANON) && defined(HAVE_MMAP) #if defined(MAP_ANON) && defined(HAVE_MMAP)
if (munmap(region->base, region->size)) { if (munmap(region->base, region->size)) {

18
src/libsodium/crypto_pwhash/argon2/argon2-core.h
View File

@ -103,24 +103,6 @@ typedef struct Argon2_thread_data {
/*************************Argon2 core /*************************Argon2 core
* functions**************************************************/ * functions**************************************************/
/* Allocates memory to the given pointer
* @param memory pointer to the pointer to the memory
* @param m_cost number of blocks to allocate in the memory
* @return ARGON2_OK if @memory is a valid pointer and memory is allocated
*/
int allocate_memory(block_region **memory, uint32_t m_cost);
/* Clears memory
* @param instance pointer to the current instance
* @param clear_memory indicates if we clear the memory with zeros.
*/
void clear_memory(argon2_instance_t *instance, int clear);
/* Deallocates memory
* @param memory pointer to the blocks
*/
void free_memory(block_region *memory);
/* /*
* Computes absolute position of reference block in the lane following a skewed * Computes absolute position of reference block in the lane following a skewed
* distribution and using a pseudo-random value as input * distribution and using a pseudo-random value as input