#include "internal/cryptlib.h"
#include "internal/param_build.h"
+#define OSSL_PARAM_ALLOCATED_END 127
+
typedef union {
OSSL_UNION_ALIGN;
} OSSL_PARAM_BLD_BLOCK;
}
int ossl_param_bld_push_utf8_string(OSSL_PARAM_BLD *bld, const char *key,
- char *buf, size_t bsize)
+ const char *buf, size_t bsize)
{
OSSL_PARAM_BLD_DEF *pd;
}
int ossl_param_bld_push_octet_string(OSSL_PARAM_BLD *bld, const char *key,
- void *buf, size_t bsize)
+ const void *buf, size_t bsize)
{
OSSL_PARAM_BLD_DEF *pd;
} else if (pd->type == OSSL_PARAM_OCTET_PTR
|| pd->type == OSSL_PARAM_UTF8_PTR) {
/* PTR */
- *(void **)p = pd->string;
+ *(const void **)p = pd->string;
} else if (pd->type == OSSL_PARAM_OCTET_STRING
|| pd->type == OSSL_PARAM_UTF8_STRING) {
if (pd->string != NULL)
}
}
param[i] = OSSL_PARAM_construct_end();
- return param;
+ return param + i;
}
-OSSL_PARAM *ossl_param_bld_to_param(OSSL_PARAM_BLD *bld, void **secure)
+OSSL_PARAM *ossl_param_bld_to_param(OSSL_PARAM_BLD *bld)
{
OSSL_PARAM_BLD_BLOCK *blk, *s = NULL;
- OSSL_PARAM *param;
- const size_t p_blks = bytes_to_blocks((bld->curr + 1) * sizeof(*param));
+ OSSL_PARAM *params, *last;
+ const size_t p_blks = bytes_to_blocks((1 + bld->curr) * sizeof(*params));
const size_t total = ALIGN_SIZE * (p_blks + bld->total_blocks);
+ const size_t ss = ALIGN_SIZE * bld->secure_blocks;
- if (bld->secure_blocks > 0) {
- if (secure == NULL) {
- CRYPTOerr(CRYPTO_F_OSSL_PARAM_BLD_TO_PARAM,
- CRYPTO_R_INVALID_NULL_ARGUMENT);
- return NULL;
- }
- s = OPENSSL_secure_malloc(bld->secure_blocks * ALIGN_SIZE);
+ if (ss > 0) {
+ s = OPENSSL_secure_malloc(ss);
if (s == NULL) {
CRYPTOerr(CRYPTO_F_OSSL_PARAM_BLD_TO_PARAM,
CRYPTO_R_SECURE_MALLOC_FAILURE);
return NULL;
}
}
- param = OPENSSL_malloc(total);
- if (param == NULL) {
+ params = OPENSSL_malloc(total);
+ if (params == NULL) {
CRYPTOerr(CRYPTO_F_OSSL_PARAM_BLD_TO_PARAM, ERR_R_MALLOC_FAILURE);
OPENSSL_secure_free(s);
return NULL;
}
- if (secure != NULL)
- *secure = s;
- blk = p_blks + (OSSL_PARAM_BLD_BLOCK *)(param);
- param_bld_convert(bld, param, blk, s);
- return param;
+ blk = p_blks + (OSSL_PARAM_BLD_BLOCK *)(params);
+ last = param_bld_convert(bld, params, blk, s);
+ last->data_size = ss;
+ last->data = s;
+ last->data_type = OSSL_PARAM_ALLOCATED_END;
+ return params;
+}
+
+void ossl_param_bld_free(OSSL_PARAM *params)
+{
+ if (params != NULL) {
+ OSSL_PARAM *p;
+
+ for (p = params; p->key != NULL; p++)
+ ;
+ if (p->data_type == OSSL_PARAM_ALLOCATED_END)
+ OPENSSL_secure_clear_free(p->data, p->data_size);
+ OPENSSL_free(params);
+ }
}
OSSL_PARAM *ossl_param_bld_to_param_ex(OSSL_PARAM_BLD *bld, OSSL_PARAM *params,