Add DSA digest length checks.

[openssl.git] / crypto / dsa / dsa_lib.c

diff --git a/crypto/dsa/dsa_lib.c b/crypto/dsa/dsa_lib.c
index bfd91062f5645a9da57c2efdb88e87c4165e96ea..a4a81634775c2ee0f08bcaeec6d34ea9a8ce4338 100644 (file)
--- a/crypto/dsa/dsa_lib.c
+++ b/crypto/dsa/dsa_lib.c
@@ -59,7 +59,7 @@
 /* Original version from Steven Schoch <schoch@sheba.arc.nasa.gov> */
 
 #include <stdio.h>
-#include "cryptlib.h"
+#include "internal/cryptlib.h"
 #include <openssl/bn.h>
 #include <openssl/dsa.h>
 #include <openssl/asn1.h>
@@ -70,8 +70,6 @@
 # include <openssl/dh.h>
 #endif
 
-const char DSA_version[] = "DSA" OPENSSL_VERSION_PTEXT;
-
 static const DSA_METHOD *default_DSA_method = NULL;
 
 void DSA_set_default_method(const DSA_METHOD *meth)
@@ -117,7 +115,7 @@ DSA *DSA_new_method(ENGINE *engine)
 {
     DSA *ret;
 
-    ret = (DSA *)OPENSSL_malloc(sizeof(DSA));
+    ret = OPENSSL_malloc(sizeof(*ret));
     if (ret == NULL) {
         DSAerr(DSA_F_DSA_NEW_METHOD, ERR_R_MALLOC_FAILURE);
         return (NULL);
@@ -146,7 +144,6 @@ DSA *DSA_new_method(ENGINE *engine)
 
     ret->pad = 0;
     ret->version = 0;
-    ret->write_params = 1;
     ret->p = NULL;
     ret->q = NULL;
     ret->g = NULL;
@@ -203,20 +200,13 @@ void DSA_free(DSA *r)
 
     CRYPTO_free_ex_data(CRYPTO_EX_INDEX_DSA, r, &r->ex_data);
 
-    if (r->p != NULL)
-        BN_clear_free(r->p);
-    if (r->q != NULL)
-        BN_clear_free(r->q);
-    if (r->g != NULL)
-        BN_clear_free(r->g);
-    if (r->pub_key != NULL)
-        BN_clear_free(r->pub_key);
-    if (r->priv_key != NULL)
-        BN_clear_free(r->priv_key);
-    if (r->kinv != NULL)
-        BN_clear_free(r->kinv);
-    if (r->r != NULL)
-        BN_clear_free(r->r);
+    BN_clear_free(r->p);
+    BN_clear_free(r->q);
+    BN_clear_free(r->g);
+    BN_clear_free(r->pub_key);
+    BN_clear_free(r->priv_key);
+    BN_clear_free(r->kinv);
+    BN_clear_free(r->r);
     OPENSSL_free(r);
 }