| /****************************************************************************** |
| * |
| * Copyright (C) 1999-2012 Broadcom Corporation |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at: |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| * |
| ******************************************************************************/ |
| #include <android-base/stringprintf.h> |
| #include <base/logging.h> |
| #include <cutils/log.h> |
| |
| #include "android_logmsg.h" |
| #include "buildcfg.h" |
| |
| using android::base::StringPrintf; |
| |
| extern bool nfc_debug_enabled; |
| |
| #define MAX_NCI_PACKET_SIZE 259 |
| #define BTE_LOG_BUF_SIZE 1024 |
| #define BTE_LOG_MAX_SIZE (BTE_LOG_BUF_SIZE - 12) |
| #define MAX_LOGCAT_LINE 4096 |
| #define PRINT(s) __android_log_write(ANDROID_LOG_DEBUG, "BrcmNci", s) |
| static char log_line[MAX_LOGCAT_LINE]; |
| static const char* sTable = "0123456789abcdef"; |
| |
| static void ToHex(const uint8_t* data, uint16_t len, char* hexString, |
| uint16_t hexStringSize); |
| |
| void ProtoDispAdapterDisplayNciPacket(uint8_t* nciPacket, uint16_t nciPacketLen, |
| bool is_recv) { |
| if (!nfc_debug_enabled) return; |
| |
| char line_buf[(MAX_NCI_PACKET_SIZE * 2) + 1]; |
| ToHex(nciPacket, nciPacketLen, line_buf, sizeof(line_buf)); |
| DLOG_IF(INFO, nfc_debug_enabled) |
| << StringPrintf("%s:%s", is_recv ? "NciR" : "NciX", line_buf); |
| } |
| |
| void ToHex(const uint8_t* data, uint16_t len, char* hexString, |
| uint16_t hexStringSize) { |
| int i = 0, j = 0; |
| for (i = 0, j = 0; i < len && j < hexStringSize - 3; i++) { |
| hexString[j++] = sTable[(*data >> 4) & 0xf]; |
| hexString[j++] = sTable[*data & 0xf]; |
| data++; |
| } |
| hexString[j] = '\0'; |
| } |
| |
| inline void byte2hex(const char* data, char** str) { |
| **str = sTable[(*data >> 4) & 0xf]; |
| ++*str; |
| **str = sTable[*data & 0xf]; |
| ++*str; |
| } |
| |
| /*************************************************************************** |
| ** |
| ** Function DispLLCP |
| ** |
| ** Description Log LLCP packet as hex-ascii bytes. |
| ** |
| ** Returns None. |
| ** |
| ***************************************************************************/ |
| void DispLLCP(NFC_HDR* p_buf, bool is_recv) { |
| if (!nfc_debug_enabled) return; |
| |
| uint32_t nBytes = ((NFC_HDR_SIZE + p_buf->offset + p_buf->len) * 2) + 1; |
| if (nBytes > sizeof(log_line)) return; |
| |
| uint8_t* data = (uint8_t*)p_buf; |
| int data_len = NFC_HDR_SIZE + p_buf->offset + p_buf->len; |
| ToHex(data, data_len, log_line, sizeof(log_line)); |
| DLOG_IF(INFO, nfc_debug_enabled) |
| << StringPrintf("%s:%s", is_recv ? "LlcpR" : "LlcpX", log_line); |
| } |
| |
| /*************************************************************************** |
| ** |
| ** Function DispHcp |
| ** |
| ** Description Log raw HCP packet as hex-ascii bytes |
| ** |
| ** Returns None. |
| ** |
| ***************************************************************************/ |
| void DispHcp(uint8_t* data, uint16_t len, bool is_recv) { |
| if (!nfc_debug_enabled) return; |
| |
| uint32_t nBytes = (len * 2) + 1; |
| if (nBytes > sizeof(log_line)) return; |
| |
| ToHex(data, len, log_line, sizeof(log_line)); |
| DLOG_IF(INFO, nfc_debug_enabled) |
| << StringPrintf("%s:%s", is_recv ? "HcpR" : "HcpX", log_line); |
| } |