1 /* 2 * Copyright (C) 2021 Huawei Device Co., Ltd. 3 * Licensed under the Apache License, Version 2.0 (the "License"); 4 * you may not use this file except in compliance with the License. 5 * You may obtain a copy of the License at 6 * 7 * http://www.apache.org/licenses/LICENSE-2.0 8 * 9 * Unless required by applicable law or agreed to in writing, software 10 * distributed under the License is distributed on an "AS IS" BASIS, 11 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 12 * See the License for the specific language governing permissions and 13 * limitations under the License. 14 */ 15 16 #ifndef OHOS_SIM_UTILS_H 17 #define OHOS_SIM_UTILS_H 18 19 #include <stdlib.h> 20 #include <string> 21 22 #include "event_handler.h" 23 #include "event_runner.h" 24 #include "string_ex.h" 25 #include "telephony_log_wrapper.h" 26 #include "sim_char_decode.h" 27 28 namespace OHOS { 29 namespace Telephony { 30 static const int DECIMAL_MAX = 10; 31 static const int HALF_LEN = 2; 32 static const int HALF_BYTE_LEN = 4; 33 static const int LAC_RANGE_LEN = 6; 34 static const int ZERO_DATA = 0x00; 35 static const int SEVENF_DATA = 0x7F; 36 static const int F0_DATA = 0x80; 37 static const int FF_DATA = 0xFF; 38 static const int UCS_FLAG = 0x81; 39 static const int UCS_WIDE_FLAG = 0x82; 40 static const int HEX_HUNDRE = 0x100; 41 static const int UCS_OFFSET = 3; 42 static const int UCS_WIDE_OFFSET = 4; 43 // Full Name IEI from TS 24.008 44 static const int LONG_NAME_FLAG = 0x43; 45 // Short Name IEI from TS 24.008 46 static const int SHORT_NAME_FLAG = 0x45; 47 static const int CHAR_GSM_7BIT = 7; 48 static const int UCS_BASE_POS = 2; 49 static const int START_POS = 3; 50 static const int END_POS = 4; 51 static const int POS_NOT_BLANK = 1; 52 static char HEX_CHARS[] = {'0', '1', '2', '3', '4', '5', '6', '7', '8', '9', 'A', 'B', 'C', 'D', 'E', 'F'}; 53 //GSM 03.38 54 static wchar_t LANGUAGE_TABLE[] = { 55 L'@', L'\u00a3', L'$', L'\u00a5', L'\u00e8', L'\u00e9', L'\u00f9', L'\u00ec', L'\u00f2', L'\u00c7', 56 L'\n', L'\u00d8', L'\u00f8', L'\r', L'\u00c5', L'\u00e5', L'\u0394', L'_', L'\u03a6', L'\u0393', 57 L'\u039b', L'\u03a9', L'\u03a0', L'\u03a8', L'\u03a3', L'\u0398', L'\u039e', L'\uffff', L'\u00c6', 58 L'\u00e6', L'\u00df', L'\u00c9', L' ', L'!', L'"', L'#', L'\u00a4', L'%', L'&', L'\'', L'(', 59 L')', L'*', L'+', L',', L'-', L'.', L'/', L'0', L'1', L'2', L'3', L'4', L'5', L'6', L'7', L'8', L'9', L':', 60 L';', L'<', L'=', L'>', L'?', L'\u00a1', L'A', L'B', L'C', L'D', L'E', L'F', L'G', L'H', L'I', 61 L'J', L'K', L'L', L'M', L'N', L'O', L'P', L'Q', L'R', L'S', L'T', L'U', L'V', L'W', L'X', L'Y', L'Z', 62 L'\u00c4', L'\u00d6', L'\u00d1', L'\u00dc', L'\u00a7', L'\u00bf', L'a', L'b', L'c', L'd', L'e', 63 L'f', L'g', L'h', L'i', L'j', L'k', L'l', L'm', L'n', L'o', L'p', L'q', L'r', L's', L't', L'u', 64 L'v', L'w', L'x', L'y', L'z', L'\u00e4', L'\u00f6', L'\u00f1', L'\u00fc', L'\u00e0' 65 }; 66 static const std::map<int, wchar_t> LANGUAGE_EXT_TABLE_MAP = { 67 { 0x0A, L'\u000c' }, 68 { 0x14, '^' }, 69 { 0x28, '{' }, 70 { 0x29, '}' }, 71 { 0x2F, '\\' }, 72 { 0x3C, '[' }, 73 { 0x3D, '~' }, 74 { 0x3E, ']' }, 75 { 0x40, '|' }, 76 { 0x65, L'\u00ac' }, 77 }; 78 // TS 24.008 Section 10.5.3.5a Network Name 79 enum { 80 NETWORK_NAME_IEI, 81 NETWORK_NAME_LENGTH, 82 NETWORK_NAME_CODING_SCHEME, 83 NETWORK_NAME_TEXT_STRING 84 }; 85 // TS 31.102 Section 4.2.59. 86 enum { 87 BCD_PLMN_MCC2, 88 BCD_PLMN_MCC1, 89 BCD_PLMN_MNC3, 90 BCD_PLMN_MCC3, 91 BCD_PLMN_MNC2, 92 BCD_PLMN_MNC1, 93 MCCMNC_LEN 94 }; 95 96 class SIMUtils { 97 public: 98 static unsigned char HexCharConvertToInt(char c); 99 static std::shared_ptr<unsigned char> HexStringConvertToBytes(const std::string &s, int &byteslen); 100 static std::string BytesConvertToHexString(const unsigned char *bytes, int byteLen); 101 static void ArrayCopy(const unsigned char *src, int srcPos, unsigned char *dest, int destPos, int length); 102 static bool IsShowableAscii(char c); 103 static bool IsShowableAsciiOnly(const std::string &str); 104 static std::string BcdPlmnConvertToString(const std::string &data, int offset); 105 static std::string DiallingNumberStringFieldConvertToString( 106 std::shared_ptr<unsigned char> array, int offset, int length, int offPos); 107 static std::shared_ptr<char16_t> CharsConvertToChar16( 108 const unsigned char *charBytes, int charBytesLen, int &outChar16Len, bool bigEndian); 109 static std::string Trim(std::string& str); 110 static std::string Gsm7bitConvertToString(const unsigned char *bytes, int byteLen); 111 static std::string Cphs7bitConvertToString(const std::string &rawData); 112 static std::string HexVecToHexStr(const std::vector<uint8_t> &arr); 113 114 private: 115 static std::u16string UcsConvertToString(unsigned char *data, int length, int offset); 116 static std::u16string UcsWideConvertToString(unsigned char *data, int length, int offset); 117 static std::string Decode8BitConvertToString(unsigned char *data, int length, int offset); 118 }; 119 } // namespace Telephony 120 } // namespace OHOS 121 #endif // OHOS_SIM_UTILS_H