| /* |
| ************************************************************************** |
| * 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_capwap_log.c |
| * NSS CAPWAP logger file. |
| */ |
| |
| #include "nss_core.h" |
| |
| /* |
| * nss_capwap_log_message_types_str |
| * CAPWAP message strings |
| */ |
| static int8_t *nss_capwap_log_message_types_str[NSS_CAPWAP_MSG_TYPE_MAX] __maybe_unused = { |
| "No Message", |
| "CAPWAP config Rule", |
| "CAPWAP unconfig Rule", |
| "CAPWAP Enable Tunnel", |
| "CAPWAP Disable Tunnel", |
| "CAPWAP Update Path MTU", |
| "CAPWAP Sync Stats", |
| "CAPWAP Version", |
| "CAPWAP DTLS", |
| "CAPWAP Add Flow Rule", |
| "CAPWAP Delete Flow Rule" |
| }; |
| |
| /* |
| * nss_capwap_log_error_response_types_str |
| * Strings for error types for CAPWAP messages |
| */ |
| static int8_t *nss_capwap_log_error_response_types_str[NSS_CAPWAP_ERROR_MSG_MAX] __maybe_unused = { |
| "CAPWAP Invalid Reassembly Timeout", |
| "CAPWAP Invalid PAth MTU", |
| "CAPWAP Invalid Max Fragment", |
| "CAPWAP Invalid Buffer Size", |
| "CAPWAP Invalid L3 Protocool", |
| "CAPWAP Invalid UDP Protocol", |
| "CAPWAP Invalid Version", |
| "CAPWAP Tunnel Disabled", |
| "CAPWAP Tunnel Enabled", |
| "CAPWAP Tunnel Not Configured", |
| "CAPWAP Invalid IP Node", |
| "CAPWAP Invalid Type Flag", |
| "CAPWAP Inavlid DTLS Config", |
| "CAPWAP Flow Table Full", |
| "CAPWAP Flow Exists", |
| "CAPWAP Flow Does Not Exist" |
| }; |
| |
| /* |
| * nss_capwap_rule_msg() |
| * Log NSS CAPWAP stats message. |
| */ |
| static void nss_capwap_rule_msg(struct nss_capwap_msg *ncm) |
| { |
| struct nss_capwap_rule_msg *ncrm __maybe_unused = &ncm->msg.rule; |
| nss_trace("%px: NSS CAPWAP Rule message \n" |
| "Encap Rule Src IP: %px\n" |
| "Encap Rule Src Port: %d\n" |
| "Encap Rule Dst Ip: %px\n" |
| "Encap Rule Dst Port: %d\n" |
| "Encap Rule Path MTU: %d\n" |
| "Decap Rule Reassembly Timeout: %d\n" |
| "Decap Rule Max Fragments: %d\n" |
| "Decap Rule Max Buffer Size: %d\n" |
| "Stats Timer: %d\n" |
| "RPS: %d\n" |
| "Type Flags: %x\n" |
| "L3 Protocol: %d\n" |
| "UDP Protocol: %d\n" |
| "MTU: %d\n" |
| "GMAC Interface Number: %d\n" |
| "Enabled Features: %x\n" |
| "DTLS Interface Number: %d\n" |
| "BSSID: %px\n" |
| "Outer Segment Value: %x\n", |
| ncrm, |
| &ncrm->encap.src_ip.ip, |
| ncrm->encap.src_port, |
| &ncrm->encap.dest_ip.ip, |
| ncrm->encap.dest_port, |
| ncrm->encap.path_mtu, |
| ncrm->decap.reassembly_timeout, |
| ncrm->decap.max_fragments, |
| ncrm->decap.max_buffer_size, |
| ncrm->stats_timer, |
| ncrm->rps, ncrm->type_flags, |
| ncrm->l3_proto, ncrm->which_udp, |
| ncrm->mtu_adjust, ncrm->gmac_ifnum, |
| ncrm->enabled_features, |
| ncrm->dtls_inner_if_num, |
| &ncrm->bssid, ncrm->outer_sgt_value); |
| } |
| |
| /* |
| * nss_capwap_path_mtu_msg() |
| * Log NSS CAPWAP path MTU message. |
| */ |
| static void nss_capwap_path_mtu_msg(struct nss_capwap_msg *ncm) |
| { |
| struct nss_capwap_path_mtu_msg *ncpmm __maybe_unused = &ncm->msg.mtu; |
| nss_trace("%px: NSS CAPWAP Path MTU message \n" |
| "CAPWAP Path MTU: %d\n", |
| ncpmm, |
| ncpmm->path_mtu); |
| } |
| |
| /* |
| * nss_capwap_version_msg() |
| * Log NSS CAPWAP version message. |
| */ |
| static void nss_capwap_version_msg(struct nss_capwap_msg *ncm) |
| { |
| struct nss_capwap_version_msg *ncvm __maybe_unused = &ncm->msg.version; |
| nss_trace("%px: NSS CAPWAP Version message \n" |
| "CAPWAP Version: %d\n", |
| ncvm, |
| ncvm->version); |
| } |
| |
| /* |
| * nss_capwap_dtls_msg() |
| * Log NSS CAPWAP dtls message. |
| */ |
| static void nss_capwap_dtls_msg(struct nss_capwap_msg *ncm) |
| { |
| struct nss_capwap_dtls_msg *ncdm __maybe_unused = &ncm->msg.dtls; |
| nss_trace("%px: NSS CAPWAP dtls message \n" |
| "CAPWAP DTLS Enable: %d\n" |
| "CAPWAP DTLS Inner Interface Number: %d\n" |
| "CAPWAP MTU Adjust: %d\n" |
| "CAPWAP Reserved: %x\n", |
| ncdm, |
| ncdm->enable, ncdm->dtls_inner_if_num, |
| ncdm->mtu_adjust, ncdm->reserved); |
| } |
| |
| /* |
| * nss_capwap_flow_rule_msg() |
| * Log NSS CAPWAP flow rule message. |
| */ |
| static void nss_capwap_flow_rule_msg(struct nss_capwap_flow_rule_msg *ncfrm) |
| { |
| nss_trace("%px: NSS CAPWAP Flow Rule message \n" |
| "CAPWAP IP Version: %d\n" |
| "CAPWAP Layer 4 Protocol: %d\n" |
| "CAPWAP Source Port: %d\n" |
| "CAPWAP Destination Port: %d\n" |
| "CAPWAP Source IP: %x %x %x %x\n" |
| "CAPWAP Destination IP: %x %x %x %x" |
| "CAPWAP Flow ID: %d", |
| ncfrm, |
| ncfrm->ip_version, ncfrm->protocol, |
| ncfrm->src_port, ncfrm->dst_port, |
| ncfrm->src_ip[0], ncfrm->src_ip[1], |
| ncfrm->src_ip[2], ncfrm->src_ip[3], |
| ncfrm->dst_ip[0], ncfrm->dst_ip[1], |
| ncfrm->dst_ip[2], ncfrm->dst_ip[3], |
| ncfrm->flow_id); |
| } |
| |
| /* |
| * nss_capwap_flow_rule_add_msg() |
| * Log NSS CAPWAP flow rule add message. |
| */ |
| static void nss_capwap_flow_rule_add_msg(struct nss_capwap_msg *ncm) |
| { |
| struct nss_capwap_flow_rule_msg *ncfrm __maybe_unused = &ncm->msg.flow_rule_add; |
| nss_capwap_flow_rule_msg(ncfrm); |
| } |
| |
| /* |
| * nss_capwap_flow_rule_del_msg() |
| * Log NSS CAPWAP flow rule del message. |
| */ |
| static void nss_capwap_flow_rule_del_msg(struct nss_capwap_msg *ncm) |
| { |
| struct nss_capwap_flow_rule_msg *ncfrm __maybe_unused = &ncm->msg.flow_rule_del; |
| nss_capwap_flow_rule_msg(ncfrm); |
| } |
| |
| /* |
| * nss_capwap_log_verbose() |
| * Log message contents. |
| */ |
| static void nss_capwap_log_verbose(struct nss_capwap_msg *ncm) |
| { |
| switch (ncm->cm.type) { |
| case NSS_CAPWAP_MSG_TYPE_CFG_RULE: |
| nss_capwap_rule_msg(ncm); |
| break; |
| |
| case NSS_CAPWAP_MSG_TYPE_UPDATE_PATH_MTU: |
| nss_capwap_path_mtu_msg(ncm); |
| break; |
| |
| case NSS_CAPWAP_MSG_TYPE_VERSION: |
| nss_capwap_version_msg(ncm); |
| break; |
| |
| case NSS_CAPWAP_MSG_TYPE_DTLS: |
| nss_capwap_dtls_msg(ncm); |
| break; |
| |
| case NSS_CAPWAP_MSG_TYPE_FLOW_RULE_ADD: |
| nss_capwap_flow_rule_add_msg(ncm); |
| break; |
| |
| case NSS_CAPWAP_MSG_TYPE_FLOW_RULE_DEL: |
| nss_capwap_flow_rule_del_msg(ncm); |
| break; |
| |
| default: |
| nss_trace("%px: Invalid message type\n", ncm); |
| break; |
| } |
| } |
| |
| /* |
| * nss_capwap_log_tx_msg() |
| * Log messages transmitted to FW. |
| */ |
| void nss_capwap_log_tx_msg(struct nss_capwap_msg *ncm) |
| { |
| if (ncm->cm.type >= NSS_CAPWAP_MSG_TYPE_MAX) { |
| nss_warning("%px: Invalid message type\n", ncm); |
| return; |
| } |
| |
| nss_info("%px: type[%d]:%s\n", ncm, ncm->cm.type, nss_capwap_log_message_types_str[ncm->cm.type]); |
| nss_capwap_log_verbose(ncm); |
| } |
| |
| /* |
| * nss_capwap_log_rx_msg() |
| * Log messages received from FW. |
| */ |
| void nss_capwap_log_rx_msg(struct nss_capwap_msg *ncm) |
| { |
| if (ncm->cm.response >= NSS_CMN_RESPONSE_LAST) { |
| nss_warning("%px: Invalid response\n", ncm); |
| return; |
| } |
| |
| if (ncm->cm.response == NSS_CMN_RESPONSE_NOTIFY || (ncm->cm.response == NSS_CMN_RESPONSE_ACK)) { |
| nss_info("%px: type[%d]:%s, response[%d]:%s\n", ncm, ncm->cm.type, |
| nss_capwap_log_message_types_str[ncm->cm.type], |
| ncm->cm.response, nss_cmn_response_str[ncm->cm.response]); |
| goto verbose; |
| } |
| |
| if (ncm->cm.error >= NSS_CAPWAP_ERROR_MSG_MAX) { |
| nss_warning("%px: msg failure - type[%d]:%s, response[%d]:%s, error[%d]:Invalid error\n", |
| ncm, ncm->cm.type, nss_capwap_log_message_types_str[ncm->cm.type], |
| ncm->cm.response, nss_cmn_response_str[ncm->cm.response], |
| ncm->cm.error); |
| goto verbose; |
| } |
| |
| nss_info("%px: msg nack - type[%d]:%s, response[%d]:%s, error[%d]:%s\n", |
| ncm, ncm->cm.type, nss_capwap_log_message_types_str[ncm->cm.type], |
| ncm->cm.response, nss_cmn_response_str[ncm->cm.response], |
| ncm->cm.error, nss_capwap_log_error_response_types_str[ncm->cm.error]); |
| |
| verbose: |
| nss_capwap_log_verbose(ncm); |
| } |