void *CRYPTO_clear_realloc(void *str, size_t old_len, size_t num,
const char *file, int line)
{
void *ret = NULL;
if (str == NULL)
return CRYPTO_malloc(num, file, line);
if (num == 0) {
CRYPTO_clear_free(str, old_len, file, line);
return NULL;
}
/* Can't shrink the buffer since memcpy below copies |old_len| bytes. */
if (num < old_len) {
OPENSSL_cleanse((char*)str + num, old_len - num);
return str;
}
ret = CRYPTO_malloc(num, file, line);
if (ret != NULL) {
memcpy(ret, str, old_len);
CRYPTO_clear_free(str, old_len, file, line);
}
return ret;
}
void *CRYPTO_realloc_clean(void *str, int old_len, int num, const char *file,
int line)
{
void *ret = NULL;
if (str == NULL)
return CRYPTO_malloc(num, file, line);
if (num <= 0) return NULL;
if (realloc_debug_func != NULL)
realloc_debug_func(str, NULL, num, file, line, 0);
ret=malloc_ex_func(num,file,line);
if(ret)
{
memcpy(ret,str,old_len);
OPENSSL_cleanse(str,old_len);
free_func(str);
}
#ifdef LEVITTE_DEBUG_MEM
fprintf(stderr,
"LEVITTE_DEBUG_MEM: | 0x%p -> 0x%p (%d)\n",
str, ret, num);
#endif
if (realloc_debug_func != NULL)
realloc_debug_func(str, ret, num, file, line, 1);
return ret;
}
char *CRYPTO_strdup(const char *str, const char *file, int line)
{
char *ret = CRYPTO_malloc(strlen(str)+1, file, line);
strcpy(ret, str);
return ret;
}
void *CRYPTO_realloc(void *str, size_t num, const char *file, int line)
{
INCREMENT(realloc_count);
if (realloc_impl != NULL && realloc_impl != &CRYPTO_realloc)
return realloc_impl(str, num, file, line);
FAILTEST();
if (str == NULL)
return CRYPTO_malloc(num, file, line);
if (num == 0) {
CRYPTO_free(str, file, line);
return NULL;
}
allow_customize = 0;
#ifndef OPENSSL_NO_CRYPTO_MDEBUG
if (call_malloc_debug) {
void *ret;
CRYPTO_mem_debug_realloc(str, NULL, num, 0, file, line);
ret = realloc(str, num);
CRYPTO_mem_debug_realloc(str, ret, num, 1, file, line);
return ret;
}
#else
(void)(file); (void)(line);
#endif
return realloc(str, num);
}
void *CRYPTO_realloc_clean(void *str, int old_len, int num, const char *file,
int line)
{
void *ret = NULL;
if (str == NULL)
return CRYPTO_malloc(num, file, line);
if (num <= 0) return NULL;
/* We don't support shrinking the buffer. Note the memcpy that copies
* |old_len| bytes to the new buffer, below. */
if (num < old_len) return NULL;
if (realloc_debug_func != NULL)
realloc_debug_func(str, NULL, num, file, line, 0);
ret=malloc_ex_func(num,file,line);
if(ret)
{
memcpy(ret,str,old_len);
OPENSSL_cleanse(str,old_len);
free_func(str);
}
#ifdef LEVITTE_DEBUG_MEM
fprintf(stderr,
"LEVITTE_DEBUG_MEM: | 0x%p -> 0x%p (%d)\n",
str, ret, num);
#endif
if (realloc_debug_func != NULL)
realloc_debug_func(str, ret, num, file, line, 1);
return ret;
}
char *CRYPTO_strdup(const char *str, const char *file, int line)
{
size_t len = strlen(str)+1;
char *ret = CRYPTO_malloc(len, file, line);
memcpy(ret, str, len);
return ret;
}
void *CRYPTO_zalloc(size_t num, const char *file, int line)
{
void *ret = CRYPTO_malloc(num, file, line);
if (ret != NULL)
memset(ret, 0, num);
return ret;
}
void *CRYPTO_secure_malloc(size_t num, const char *file, int line)
{
#ifdef IMPLEMENTED
void *ret;
size_t actual_size;
if (!secure_mem_initialized) {
return CRYPTO_malloc(num, file, line);
}
CRYPTO_THREAD_write_lock(sec_malloc_lock);
ret = sh_malloc(num);
actual_size = ret ? sh_actual_size(ret) : 0;
secure_mem_used += actual_size;
CRYPTO_THREAD_unlock(sec_malloc_lock);
return ret;
#else
return CRYPTO_malloc(num, file, line);
#endif /* IMPLEMENTED */
}
char *CRYPTO_strdup(const char *str, const char* file, int line)
{
char *ret;
if (str == NULL)
return NULL;
ret = CRYPTO_malloc(strlen(str) + 1, file, line);
if (ret != NULL)
strcpy(ret, str);
return ret;
}
void *CRYPTO_secure_malloc(int num, const char *file, int line)
{
#ifdef IMPLEMENTED
void *ret;
size_t actual_size;
if (!secure_mem_initialized) {
too_late = 1;
return CRYPTO_malloc(num, file, line);
}
LOCK();
ret = sh_malloc(num);
actual_size = ret ? sh_actual_size(ret) : 0;
secure_mem_used += actual_size;
UNLOCK();
return ret;
#else
return CRYPTO_malloc(num, file, line);
#endif /* IMPLEMENTED */
}
char *CRYPTO_strdup(const char *str, const char* file, int line)
{
char *ret;
size_t size;
if (str == NULL)
return NULL;
size = strlen(str) + 1;
ret = CRYPTO_malloc(size, file, line);
if (ret != NULL)
memcpy(ret, str, size);
return ret;
}
void *CRYPTO_memdup(const void *data, size_t siz, const char* file, int line)
{
void *ret;
if (data == NULL || siz >= INT_MAX)
return NULL;
ret = CRYPTO_malloc(siz, file, line);
if (ret == NULL) {
CRYPTOerr(CRYPTO_F_CRYPTO_MEMDUP, ERR_R_MALLOC_FAILURE);
return NULL;
}
return memcpy(ret, data, siz);
}
void *CRYPTO_realloc(void *str, int num, const char *file, int line)
{
void *ret = NULL;
if (str == NULL)
return CRYPTO_malloc(num, file, line);
if (realloc_debug_func != NULL)
realloc_debug_func(str, NULL, num, file, line, 0);
ret = realloc_ex_func(str,num,file,line);
#ifdef LEVITTE_DEBUG_MEM
fprintf(stderr, "LEVITTE_DEBUG_MEM: | 0x%p -> 0x%p (%d)\n", str, ret, num);
#endif
if (realloc_debug_func != NULL)
realloc_debug_func(str, ret, num, file, line, 1);
return ret;
}
char *CRYPTO_strndup(const char *str, size_t s, const char* file, int line)
{
size_t maxlen;
char *ret;
if (str == NULL)
return NULL;
maxlen = OPENSSL_strnlen(str, s);
ret = CRYPTO_malloc(maxlen + 1, file, line);
if (ret) {
memcpy(ret, str, maxlen);
ret[maxlen] = '\0';
}
return ret;
}
char *CRYPTO_strndup(const char *str, size_t s, const char* file, int line)
{
const char *cp;
size_t maxlen;
char *ret;
if (str == NULL)
return NULL;
/* Get length. */
for (cp = str, maxlen = s; maxlen-- != 0 && *cp != '\0'; ++cp)
continue;
maxlen = cp - str;
ret = CRYPTO_malloc(maxlen + 1, file, line);
if (ret) {
memcpy(ret, str, maxlen);
ret[maxlen] = '\0';
}
return ret;
}
