Signed-off-by: Arne Schwabe <a...@rfc2549.org>
---
src/openvpn/ssl.c | 56 +++++++++++++++++------------------------------
1 file changed, 20 insertions(+), 36 deletions(-)
diff --git a/src/openvpn/ssl.c b/src/openvpn/ssl.c
index 916d2d37..7e5c0805 100644
--- a/src/openvpn/ssl.c
+++ b/src/openvpn/ssl.c
@@ -831,10 +831,9 @@ session_index_name(int index)
static const char *
print_key_id(struct tls_multi *multi, struct gc_arena *gc)
{
- int i;
struct buffer out = alloc_buf_gc(256, gc);
- for (i = 0; i < KEY_SCAN_SIZE; ++i)
+ for (int i = 0; i < KEY_SCAN_SIZE; ++i)
{
struct key_state *ks = multi->key_scan[i];
buf_printf(&out, " [key#%d state=%s id=%d sid=%s]", i,
@@ -1315,8 +1314,6 @@ tls_multi_init_set_options(struct tls_multi *multi,
void
tls_multi_free(struct tls_multi *multi, bool clear)
{
- int i;
-
ASSERT(multi);
auth_set_client_reason(multi, NULL);
@@ -1339,7 +1336,7 @@ tls_multi_free(struct tls_multi *multi, bool clear)
free(multi->remote_ciphername);
- for (i = 0; i < TM_SIZE; ++i)
+ for (int i = 0; i < TM_SIZE; ++i)
{
tls_session_free(&multi->session[i], false);
}
@@ -1367,11 +1364,10 @@ tls_multi_free(struct tls_multi *multi, bool clear)
static bool
swap_hmac(struct buffer *buf, const struct crypto_options *co, bool incoming)
{
- const struct key_ctx *ctx;
-
ASSERT(co);
- ctx = (incoming ? &co->key_ctx_bi.decrypt : &co->key_ctx_bi.encrypt);
+ const struct key_ctx *ctx = (incoming ? &co->key_ctx_bi.decrypt :
+ &co->key_ctx_bi.encrypt);
ASSERT(ctx->hmac);
{
@@ -1623,25 +1619,21 @@ tls1_P_hash(const md_kt_t *md_kt,
int olen)
{
struct gc_arena gc = gc_new();
- int chunk;
- hmac_ctx_t *ctx;
- hmac_ctx_t *ctx_tmp;
uint8_t A1[MAX_HMAC_KEY_LENGTH];
- unsigned int A1_len;
#ifdef ENABLE_DEBUG
const int olen_orig = olen;
const uint8_t *out_orig = out;
#endif
- ctx = hmac_ctx_new();
- ctx_tmp = hmac_ctx_new();
+ hmac_ctx_t *ctx = hmac_ctx_new();
+ hmac_ctx_t *ctx_tmp = hmac_ctx_new();
dmsg(D_SHOW_KEY_SOURCE, "tls1_P_hash sec: %s", format_hex(sec, sec_len, 0,
&gc));
dmsg(D_SHOW_KEY_SOURCE, "tls1_P_hash seed: %s", format_hex(seed, seed_len,
0, &gc));
- chunk = md_kt_size(md_kt);
- A1_len = md_kt_size(md_kt);
+ int chunk = md_kt_size(md_kt);
+ unsigned int A1_len = md_kt_size(md_kt);
hmac_ctx_init(ctx, sec, sec_len, md_kt);
hmac_ctx_init(ctx_tmp, sec, sec_len, md_kt);
@@ -1711,21 +1703,18 @@ tls1_PRF(const uint8_t *label,
struct gc_arena gc = gc_new();
const md_kt_t *md5 = md_kt_get("MD5");
const md_kt_t *sha1 = md_kt_get("SHA1");
- int len,i;
- const uint8_t *S1,*S2;
- uint8_t *out2;
- out2 = (uint8_t *) gc_malloc(olen, false, &gc);
+ uint8_t *out2 = (uint8_t *) gc_malloc(olen, false, &gc);
- len = slen/2;
- S1 = sec;
- S2 = &(sec[len]);
+ int len = slen/2;
+ const uint8_t *S1 = sec;
+ const uint8_t *S2 = &(sec[len]);
len += (slen&1); /* add for odd, make longer */
tls1_P_hash(md5,S1,len,label,label_len,out1,olen);
tls1_P_hash(sha1,S2,len,label,label_len,out2,olen);
- for (i = 0; i<olen; i++)
+ for (int i = 0; i<olen; i++)
{
out1[i] ^= out2[i];
}
@@ -2198,7 +2187,6 @@ push_peer_info(struct buffer *buf, struct tls_session
*session)
if (session->opt->push_peer_info_detail > 0)
{
struct env_set *es = session->opt->es;
- struct env_item *e;
struct buffer out = alloc_buf_gc(512*3, &gc);
/* push version */
@@ -2271,7 +2259,7 @@ push_peer_info(struct buffer *buf, struct tls_session
*session)
}
/* push env vars that begin with UV_, IV_PLAT_VER and IV_GUI_VER */
- for (e = es->list; e != NULL; e = e->next)
+ for (struct env_item *e = es->list; e != NULL; e = e->next)
{
if (e->string)
{
@@ -3004,10 +2992,8 @@ tls_multi_process(struct tls_multi *multi,
interval_t *wakeup)
{
struct gc_arena gc = gc_new();
- int i;
int active = TLSMP_INACTIVE;
bool error = false;
- int tas;
perf_push(PERF_TLS_MULTI_PROCESS);
@@ -3018,7 +3004,7 @@ tls_multi_process(struct tls_multi *multi,
* and which has a defined remote IP addr.
*/
- for (i = 0; i < TM_SIZE; ++i)
+ for (int i = 0; i < TM_SIZE; ++i)
{
struct tls_session *session = &multi->session[i];
struct key_state *ks = &session->key[KS_PRIMARY];
@@ -3093,7 +3079,7 @@ tls_multi_process(struct tls_multi *multi,
update_time();
- tas = tls_authentication_status(multi, TLS_MULTI_AUTH_STATUS_INTERVAL);
+ int tas = tls_authentication_status(multi, TLS_MULTI_AUTH_STATUS_INTERVAL);
/*
* If lame duck session expires, kill it.
@@ -3126,7 +3112,7 @@ tls_multi_process(struct tls_multi *multi,
*/
if (error)
{
- for (i = 0; i < (int) SIZE(multi->key_scan); ++i)
+ for (int i = 0; i < (int) SIZE(multi->key_scan); ++i)
{
if (multi->key_scan[i]->state >= S_ACTIVE)
{
@@ -3143,7 +3129,7 @@ nohard:
const int throw_level =
GREMLIN_CONNECTION_FLOOD_LEVEL(multi->opt.gremlin);
if (throw_level)
{
- for (i = 0; i < (int) SIZE(multi->key_scan); ++i)
+ for (int i = 0; i < (int) SIZE(multi->key_scan); ++i)
{
if (multi->key_scan[i]->state >= throw_level)
{
@@ -3956,13 +3942,11 @@ void
tls_update_remote_addr(struct tls_multi *multi, const struct
link_socket_actual *addr)
{
struct gc_arena gc = gc_new();
- int i, j;
-
- for (i = 0; i < TM_SIZE; ++i)
+ for (int i = 0; i < TM_SIZE; ++i)
{
struct tls_session *session = &multi->session[i];
- for (j = 0; j < KS_SIZE; ++j)
+ for (int j = 0; j < KS_SIZE; ++j)
{
struct key_state *ks = &session->key[j];
--
2.26.2
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