memset, memcpy, sizeof consistency fixes

[openssl.git] / ssl / record / rec_layer_d1.c

diff --git a/ssl/record/rec_layer_d1.c b/ssl/record/rec_layer_d1.c
index c58af7f36abeefa282337798721e6234440bdcf8..45324ecb15ec8d0fae8c057c18d5bc1207a1fa85 100644 (file)
--- a/ssl/record/rec_layer_d1.c
+++ b/ssl/record/rec_layer_d1.c
@@ -127,9 +127,8 @@ int DTLS_RECORD_LAYER_new(RECORD_LAYER *rl)
 {
     DTLS_RECORD_LAYER *d;
     
-    if ((d = OPENSSL_malloc(sizeof *d)) == NULL) {
+    if ((d = OPENSSL_malloc(sizeof(*d))) == NULL)
         return (0);
-    }
 
 
     rl->d = d;
@@ -140,12 +139,9 @@ int DTLS_RECORD_LAYER_new(RECORD_LAYER *rl)
 
     if (!d->unprocessed_rcds.q || !d->processed_rcds.q
         || !d->buffered_app_data.q) {
-        if (d->unprocessed_rcds.q)
-            pqueue_free(d->unprocessed_rcds.q);
-        if (d->processed_rcds.q)
-            pqueue_free(d->processed_rcds.q);
-        if (d->buffered_app_data.q)
-            pqueue_free(d->buffered_app_data.q);
+        pqueue_free(d->unprocessed_rcds.q);
+        pqueue_free(d->processed_rcds.q);
+        pqueue_free(d->buffered_app_data.q);
         OPENSSL_free(d);
         rl->d = NULL;
         return (0);
@@ -177,27 +173,21 @@ void DTLS_RECORD_LAYER_clear(RECORD_LAYER *rl)
     
     while ((item = pqueue_pop(d->unprocessed_rcds.q)) != NULL) {
         rdata = (DTLS1_RECORD_DATA *)item->data;
-        if (rdata->rbuf.buf) {
-            OPENSSL_free(rdata->rbuf.buf);
-        }
+        OPENSSL_free(rdata->rbuf.buf);
         OPENSSL_free(item->data);
         pitem_free(item);
     }
 
     while ((item = pqueue_pop(d->processed_rcds.q)) != NULL) {
         rdata = (DTLS1_RECORD_DATA *)item->data;
-        if (rdata->rbuf.buf) {
-            OPENSSL_free(rdata->rbuf.buf);
-        }
+        OPENSSL_free(rdata->rbuf.buf);
         OPENSSL_free(item->data);
         pitem_free(item);
     }
 
     while ((item = pqueue_pop(d->buffered_app_data.q)) != NULL) {
         rdata = (DTLS1_RECORD_DATA *)item->data;
-        if (rdata->rbuf.buf) {
-            OPENSSL_free(rdata->rbuf.buf);
-        }
+        OPENSSL_free(rdata->rbuf.buf);
         OPENSSL_free(item->data);
         pitem_free(item);
     }
@@ -205,7 +195,7 @@ void DTLS_RECORD_LAYER_clear(RECORD_LAYER *rl)
     unprocessed_rcds = d->unprocessed_rcds.q;
     processed_rcds = d->processed_rcds.q;
     buffered_app_data = d->buffered_app_data.q;
-    memset(d, 0, sizeof *d);
+    memset(d, 0, sizeof(*d));
     d->unprocessed_rcds.q = unprocessed_rcds;
     d->processed_rcds.q = processed_rcds;
     d->buffered_app_data.q = buffered_app_data;
@@ -268,14 +258,11 @@ int dtls1_buffer_record(SSL *s, record_pqueue *queue, unsigned char *priority)
     if (pqueue_size(queue->q) >= 100)
         return 0;
 
-    rdata = OPENSSL_malloc(sizeof(DTLS1_RECORD_DATA));
+    rdata = OPENSSL_malloc(sizeof(*rdata));
     item = pitem_new(priority, rdata);
     if (rdata == NULL || item == NULL) {
-        if (rdata != NULL)
-            OPENSSL_free(rdata);
-        if (item != NULL)
-            pitem_free(item);
-
+        OPENSSL_free(rdata);
+        pitem_free(item);
         SSLerr(SSL_F_DTLS1_BUFFER_RECORD, ERR_R_INTERNAL_ERROR);
         return -1;
     }
@@ -299,13 +286,12 @@ int dtls1_buffer_record(SSL *s, record_pqueue *queue, unsigned char *priority)
 
     s->rlayer.packet = NULL;
     s->rlayer.packet_length = 0;
-    memset(&s->rlayer.rbuf, 0, sizeof(SSL3_BUFFER));
-    memset(&s->rlayer.rrec, 0, sizeof(SSL3_RECORD));
+    memset(&s->rlayer.rbuf, 0, sizeof(s->rlayer.rbuf));
+    memset(&s->rlayer.rrec, 0, sizeof(s->rlayer.rrec));
 
     if (!ssl3_setup_buffers(s)) {
         SSLerr(SSL_F_DTLS1_BUFFER_RECORD, ERR_R_INTERNAL_ERROR);
-        if (rdata->rbuf.buf != NULL)
-            OPENSSL_free(rdata->rbuf.buf);
+        OPENSSL_free(rdata->rbuf.buf);
         OPENSSL_free(rdata);
         pitem_free(item);
         return (-1);
@@ -314,8 +300,7 @@ int dtls1_buffer_record(SSL *s, record_pqueue *queue, unsigned char *priority)
     /* insert should not fail, since duplicates are dropped */
     if (pqueue_insert(queue->q, item) == NULL) {
         SSLerr(SSL_F_DTLS1_BUFFER_RECORD, ERR_R_INTERNAL_ERROR);
-        if (rdata->rbuf.buf != NULL)
-            OPENSSL_free(rdata->rbuf.buf);
+        OPENSSL_free(rdata->rbuf.buf);
         OPENSSL_free(rdata);
         pitem_free(item);
         return (-1);
@@ -638,7 +623,7 @@ int dtls1_read_bytes(SSL *s, int type, unsigned char *buf, int len, int peek)
 #ifndef OPENSSL_NO_HEARTBEATS
         else if (SSL3_RECORD_get_type(rr) == TLS1_RT_HEARTBEAT) {
             /* We allow a 0 return */
-            if(dtls1_process_heartbeat(s, SSL3_RECORD_get_data(rr),
+            if (dtls1_process_heartbeat(s, SSL3_RECORD_get_data(rr),
                     SSL3_RECORD_get_length(rr)) < 0) {
                 return -1;
             }
@@ -1313,9 +1298,10 @@ void dtls1_reset_seq_numbers(SSL *s, int rw)
     if (rw & SSL3_CC_READ) {
         seq = s->rlayer.read_sequence;
         s->rlayer.d->r_epoch++;
-        memcpy(&(s->rlayer.d->bitmap), &(s->rlayer.d->next_bitmap),
-            sizeof(DTLS1_BITMAP));
-        memset(&(s->rlayer.d->next_bitmap), 0x00, sizeof(DTLS1_BITMAP));
+        memcpy(&s->rlayer.d->bitmap, &s->rlayer.d->next_bitmap,
+               sizeof(s->rlayer.d->bitmap));
+        memset(&s->rlayer.d->next_bitmap, 0,
+               sizeof(s->rlayer.d->next_bitmap));
     } else {
         seq = s->rlayer.write_sequence;
         memcpy(s->rlayer.d->last_write_sequence, seq,
@@ -1323,5 +1309,5 @@ void dtls1_reset_seq_numbers(SSL *s, int rw)
         s->rlayer.d->w_epoch++;
     }
 
-    memset(seq, 0x00, seq_bytes);
+    memset(seq, 0, seq_bytes);
 }