| /* |
| ************************************************************************** |
| * Copyright (c) 2018, 2020, The Linux Foundation. All rights reserved. |
| * Permission to use, copy, modify, and/or distribute this software for |
| * any purpose with or without fee is hereby granted, provided that the |
| * above copyright notice and this permission notice appear in all copies. |
| * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES |
| * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF |
| * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR |
| * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES |
| * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN |
| * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT |
| * OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. |
| ************************************************************************** |
| */ |
| |
| /* |
| * nss_gre_tunnel_log.c |
| * NSS GRE Tunnel logger file. |
| */ |
| |
| #include "nss_core.h" |
| |
| /* |
| * nss_gre_tunnel_log_message_types_str |
| * NSS GRE Tunnel message strings |
| */ |
| static int8_t *nss_gre_tunnel_log_message_types_str[NSS_GRE_TUNNEL_MSG_MAX] __maybe_unused = { |
| "GRE Tunnel configure", |
| "GRE Tunnel session destroy", |
| "GRE Tunnel stats", |
| "GRE Tunnel configure DI to WLAN ID", |
| "GRE Tunnel message inquiry" |
| }; |
| |
| /* |
| * nss_gre_tunnel_log_configure_msg() |
| * Log NSS GRE Tunnel configure message. |
| */ |
| static void nss_gre_tunnel_log_configure_msg(struct nss_gre_tunnel_msg *ngm) |
| { |
| struct nss_gre_tunnel_configure *ngcm __maybe_unused = &ngm->msg.configure; |
| nss_trace("%px: NSS GRE Tunnel configure message \n" |
| "Meta Header Version: %d\n" |
| "GRE Mode: %x\n" |
| "IP Type: %x\n" |
| "Encryption Type: %d\n" |
| "Source Port: %d\n" |
| "Destination Port: %d\n" |
| "Crypto Node Identifier: %d\n" |
| "Encryption Crypto Index: %d\n" |
| "Decryption Crypto Index: %d\n" |
| "Word0 header: %d\n" |
| "Initialization Vector: %px\n" |
| "Sibling Interface Number: %d\n" |
| "TTL: %d\n" |
| "RPS: %d\n" |
| "Reserved: %x\n" |
| "Word1 Header: %x\n" |
| "Word2 Header: %x\n" |
| "Word3 Header: %x\n", |
| ngcm, ngcm->mh_version, ngcm->gre_mode, |
| ngcm->ip_type, ngcm->encrypt_type, |
| ngcm->src_port, ngcm->dest_port, |
| ngcm->crypto_node_id, ngcm->crypto_idx_encrypt, |
| ngcm->crypto_idx_decrypt, ngcm->word0, |
| ngcm->iv_val, ngcm->sibling_if, |
| ngcm->ttl, ngcm->rps, |
| ngcm->reserved, ngcm->word1, |
| ngcm->word2, ngcm->word3); |
| |
| /* |
| * Continuation of log message. Different identifiers based on ip_type |
| */ |
| if (ngcm->ip_type == NSS_GRE_TUNNEL_IP_IPV6) { |
| nss_trace("Source IP: %pI6\n" |
| "Destination IP: %pI6\n", |
| ngcm->src_ip, ngcm->dest_ip); |
| } else if (ngcm->ip_type == NSS_GRE_TUNNEL_IP_IPV4) { |
| nss_trace("Source IP: %pI4\n" |
| "Destination IP: %pI4\n", |
| ngcm->src_ip, ngcm->dest_ip); |
| } |
| } |
| |
| /* |
| * nss_gre_tunnel_log_di_to_wlan_id_msg() |
| * Log NSS GRE Tunnel Dynamic Interface to WLAN ID message. |
| */ |
| static void nss_gre_tunnel_log_di_to_wlan_id_msg(struct nss_gre_tunnel_msg *ngm) |
| { |
| struct nss_gre_tunnel_di_to_wlan_id *ngdm __maybe_unused = &ngm->msg.dtwi; |
| nss_trace("%px: NSS GRE Dynamic Interface to WLAN ID message: \n" |
| "Dynamic Interface Number: %d\n" |
| "WLAN ID: %x\n", |
| ngdm, ngdm->dynamic_interface_num, |
| ngdm->wlan_id); |
| } |
| |
| /* |
| * nss_gre_tunnel_log_verbose() |
| * Log message contents. |
| */ |
| static void nss_gre_tunnel_log_verbose(struct nss_gre_tunnel_msg *ngm) |
| { |
| switch (ngm->cm.type) { |
| case NSS_GRE_TUNNEL_MSG_CONFIGURE: |
| case NSS_GRE_TUNNEL_MSG_INQUIRY: |
| nss_gre_tunnel_log_configure_msg(ngm); |
| break; |
| |
| case NSS_GRE_TUNNEL_MSG_CONFIGURE_DI_TO_WLAN_ID: |
| nss_gre_tunnel_log_di_to_wlan_id_msg(ngm); |
| break; |
| |
| case NSS_GRE_TUNNEL_MSG_SESSION_DESTROY: |
| case NSS_GRE_TUNNEL_MSG_STATS: |
| /* |
| * No log for these valid messages. |
| */ |
| break; |
| |
| default: |
| nss_trace("%px: Invalid message type\n", ngm); |
| break; |
| } |
| } |
| |
| /* |
| * nss_gre_tunnel_log_tx_msg() |
| * Log messages transmitted to FW. |
| */ |
| void nss_gre_tunnel_log_tx_msg(struct nss_gre_tunnel_msg *ngm) |
| { |
| if (ngm->cm.type >= NSS_GRE_TUNNEL_MSG_MAX) { |
| nss_warning("%px: Invalid message type\n", ngm); |
| return; |
| } |
| |
| nss_info("%px: type[%d]:%s\n", ngm, ngm->cm.type, nss_gre_tunnel_log_message_types_str[ngm->cm.type]); |
| nss_gre_tunnel_log_verbose(ngm); |
| } |
| |
| /* |
| * nss_gre_tunnel_log_rx_msg() |
| * Log messages received from FW. |
| */ |
| void nss_gre_tunnel_log_rx_msg(struct nss_gre_tunnel_msg *ngm) |
| { |
| if (ngm->cm.response >= NSS_CMN_RESPONSE_LAST) { |
| nss_warning("%px: Invalid response\n", ngm); |
| return; |
| } |
| |
| if (ngm->cm.response == NSS_CMN_RESPONSE_NOTIFY || (ngm->cm.response == NSS_CMN_RESPONSE_ACK)) { |
| nss_info("%px: type[%d]:%s, response[%d]:%s\n", ngm, ngm->cm.type, |
| nss_gre_tunnel_log_message_types_str[ngm->cm.type], |
| ngm->cm.response, nss_cmn_response_str[ngm->cm.response]); |
| goto verbose; |
| } |
| |
| nss_info("%px: msg nack - type[%d]:%s, response[%d]:%s\n", |
| ngm, ngm->cm.type, nss_gre_tunnel_log_message_types_str[ngm->cm.type], |
| ngm->cm.response, nss_cmn_response_str[ngm->cm.response]); |
| |
| verbose: |
| nss_gre_tunnel_log_verbose(ngm); |
| } |