Esempi in C++ (Cpp) per ssl_read_buffer_clear

Esempio n. 1

File: s3_lib.c Progetto: aaapei/libquic

void ssl3_free(SSL *s) {
  if (s == NULL || s->s3 == NULL) {
    return;
  }

  ssl3_cleanup_key_block(s);
  ssl_read_buffer_clear(s);
  ssl_write_buffer_clear(s);
  DH_free(s->s3->tmp.dh);
  EC_KEY_free(s->s3->tmp.ecdh);

  sk_X509_NAME_pop_free(s->s3->tmp.ca_names, X509_NAME_free);
  OPENSSL_free(s->s3->tmp.certificate_types);
  OPENSSL_free(s->s3->tmp.peer_ellipticcurvelist);
  OPENSSL_free(s->s3->tmp.peer_psk_identity_hint);
  DH_free(s->s3->tmp.peer_dh_tmp);
  EC_KEY_free(s->s3->tmp.peer_ecdh_tmp);
  ssl3_free_handshake_buffer(s);
  ssl3_free_handshake_hash(s);
  OPENSSL_free(s->s3->alpn_selected);

  OPENSSL_cleanse(s->s3, sizeof *s->s3);
  OPENSSL_free(s->s3);
  s->s3 = NULL;
}

Esempio n. 2

File: s3_lib.c Progetto: Helmsen/gRPC-to-GraphQL-Adapter

void ssl3_free(SSL *ssl) {
  if (ssl == NULL || ssl->s3 == NULL) {
    return;
  }

  ssl3_cleanup_key_block(ssl);
  ssl_read_buffer_clear(ssl);
  ssl_write_buffer_clear(ssl);
  SSL_ECDH_CTX_cleanup(&ssl->s3->tmp.ecdh_ctx);
  OPENSSL_free(ssl->s3->tmp.peer_key);

  sk_X509_NAME_pop_free(ssl->s3->tmp.ca_names, X509_NAME_free);
  OPENSSL_free(ssl->s3->tmp.certificate_types);
  OPENSSL_free(ssl->s3->tmp.peer_ellipticcurvelist);
  OPENSSL_free(ssl->s3->tmp.peer_psk_identity_hint);
  ssl3_free_handshake_buffer(ssl);
  ssl3_free_handshake_hash(ssl);
  OPENSSL_free(ssl->s3->next_proto_negotiated);
  OPENSSL_free(ssl->s3->alpn_selected);
  SSL_AEAD_CTX_free(ssl->s3->aead_read_ctx);
  SSL_AEAD_CTX_free(ssl->s3->aead_write_ctx);

  OPENSSL_cleanse(ssl->s3, sizeof *ssl->s3);
  OPENSSL_free(ssl->s3);
  ssl->s3 = NULL;
}

Esempio n. 3

File: s3_lib.c Progetto: gfxcc/iShareOC

void ssl3_free(SSL *ssl) {
  if (ssl == NULL || ssl->s3 == NULL) {
    return;
  }

  ssl3_cleanup_key_block(ssl);
  ssl_read_buffer_clear(ssl);
  ssl_write_buffer_clear(ssl);
  SSL_ECDH_CTX_cleanup(&ssl->s3->tmp.ecdh_ctx);
  OPENSSL_free(ssl->s3->tmp.peer_key);
  OPENSSL_free(ssl->s3->tmp.server_params);

  sk_X509_NAME_pop_free(ssl->s3->tmp.ca_names, X509_NAME_free);
  OPENSSL_free(ssl->s3->tmp.certificate_types);
  OPENSSL_free(ssl->s3->tmp.peer_supported_group_list);
  OPENSSL_free(ssl->s3->tmp.peer_psk_identity_hint);
  SSL_SESSION_free(ssl->s3->new_session);
  SSL_SESSION_free(ssl->s3->established_session);
  ssl3_free_handshake_buffer(ssl);
  ssl3_free_handshake_hash(ssl);
  ssl_handshake_free(ssl->s3->hs);
  OPENSSL_free(ssl->s3->next_proto_negotiated);
  OPENSSL_free(ssl->s3->alpn_selected);
  SSL_AEAD_CTX_free(ssl->s3->aead_read_ctx);
  SSL_AEAD_CTX_free(ssl->s3->aead_write_ctx);
  OPENSSL_free(ssl->s3->pending_message);

  OPENSSL_cleanse(ssl->s3, sizeof *ssl->s3);
  OPENSSL_free(ssl->s3);
  ssl->s3 = NULL;
}

Esempio n. 4

File: d1_pkt.c Progetto: Crawping/chromium_extract

/* dtls1_get_record reads a new input record. On success, it places it in
 * |ssl->s3->rrec| and returns one. Otherwise it returns <= 0 on error or if
 * more data is needed. */
static int dtls1_get_record(SSL *ssl) {
again:
  /* Read a new packet if there is no unconsumed one. */
  if (ssl_read_buffer_len(ssl) == 0) {
    int ret = ssl_read_buffer_extend_to(ssl, 0 /* unused */);
    if (ret <= 0) {
      return ret;
    }
  }
  assert(ssl_read_buffer_len(ssl) > 0);

  /* Ensure the packet is large enough to decrypt in-place. */
  if (ssl_read_buffer_len(ssl) < ssl_record_prefix_len(ssl)) {
    ssl_read_buffer_clear(ssl);
    goto again;
  }

  uint8_t *out = ssl_read_buffer(ssl) + ssl_record_prefix_len(ssl);
  size_t max_out = ssl_read_buffer_len(ssl) - ssl_record_prefix_len(ssl);
  uint8_t type, alert;
  size_t len, consumed;
  switch (dtls_open_record(ssl, &type, out, &len, &consumed, &alert, max_out,
                           ssl_read_buffer(ssl), ssl_read_buffer_len(ssl))) {
    case ssl_open_record_success:
      ssl_read_buffer_consume(ssl, consumed);

      if (len > 0xffff) {
        OPENSSL_PUT_ERROR(SSL, ERR_R_OVERFLOW);
        return -1;
      }

      SSL3_RECORD *rr = &ssl->s3->rrec;
      rr->type = type;
      rr->length = (uint16_t)len;
      rr->data = out;
      return 1;

    case ssl_open_record_discard:
      ssl_read_buffer_consume(ssl, consumed);
      goto again;

    case ssl_open_record_error:
      ssl3_send_alert(ssl, SSL3_AL_FATAL, alert);
      return -1;

    case ssl_open_record_partial:
      /* Impossible in DTLS. */
      break;
  }

  assert(0);
  OPENSSL_PUT_ERROR(SSL, ERR_R_INTERNAL_ERROR);
  return -1;
}

Esempio n. 5

File: s3_lib.c Progetto: caiolima/webkit

void ssl3_free(SSL *ssl) {
  if (ssl == NULL || ssl->s3 == NULL) {
    return;
  }

  ssl3_cleanup_key_block(ssl);
  ssl_read_buffer_clear(ssl);
  ssl_write_buffer_clear(ssl);

  SSL_SESSION_free(ssl->s3->new_session);
  SSL_SESSION_free(ssl->s3->established_session);
  ssl3_free_handshake_buffer(ssl);
  ssl3_free_handshake_hash(ssl);
  ssl_handshake_free(ssl->s3->hs);
  OPENSSL_free(ssl->s3->next_proto_negotiated);
  OPENSSL_free(ssl->s3->alpn_selected);
  SSL_AEAD_CTX_free(ssl->s3->aead_read_ctx);
  SSL_AEAD_CTX_free(ssl->s3->aead_write_ctx);
  OPENSSL_free(ssl->s3->pending_message);

  OPENSSL_cleanse(ssl->s3, sizeof *ssl->s3);
  OPENSSL_free(ssl->s3);
  ssl->s3 = NULL;
}

Esempio n. 6

File: ssl_buffer.c Progetto: Cyril2004/proto-quic

void ssl_read_buffer_discard(SSL *ssl) {
  if (ssl->s3->read_buffer.len == 0) {
    ssl_read_buffer_clear(ssl);
  }
}