Device interface library for multiple platforms including Mbed.
Dependents: DeepCover Embedded Security in IoT MaximInterface MAXREFDES155#
Maxim Interface is a library framework focused on providing flexible and expressive hardware interfaces. Both communication interfaces such as I2C and 1-Wire and device interfaces such as DS18B20 are supported. Modern C++ concepts are used extensively while keeping compatibility with C++98/C++03 and requiring no external dependencies. The embedded-friendly design does not depend on exceptions or RTTI.
The full version of the project is hosted on GitLab: https://gitlab.com/iabenz/MaximInterface
MaximInterfaceDevices/DS28E16.cpp@8:5ea891c7d1a1, 2019-09-16 (annotated)
- Committer:
- IanBenzMaxim
- Date:
- Mon Sep 16 11:13:37 2019 -0500
- Revision:
- 8:5ea891c7d1a1
- Parent:
- 7:9cd16581b578
- Child:
- 11:3f3bf6bf5e6c
Updated to version 2.0.
Who changed what in which revision?
User | Revision | Line number | New contents of line |
---|---|---|---|
IanBenzMaxim | 7:9cd16581b578 | 1 | /******************************************************************************* |
IanBenzMaxim | 8:5ea891c7d1a1 | 2 | * Copyright (C) Maxim Integrated Products, Inc., All Rights Reserved. |
IanBenzMaxim | 7:9cd16581b578 | 3 | * |
IanBenzMaxim | 7:9cd16581b578 | 4 | * Permission is hereby granted, free of charge, to any person obtaining a |
IanBenzMaxim | 7:9cd16581b578 | 5 | * copy of this software and associated documentation files (the "Software"), |
IanBenzMaxim | 7:9cd16581b578 | 6 | * to deal in the Software without restriction, including without limitation |
IanBenzMaxim | 7:9cd16581b578 | 7 | * the rights to use, copy, modify, merge, publish, distribute, sublicense, |
IanBenzMaxim | 7:9cd16581b578 | 8 | * and/or sell copies of the Software, and to permit persons to whom the |
IanBenzMaxim | 7:9cd16581b578 | 9 | * Software is furnished to do so, subject to the following conditions: |
IanBenzMaxim | 7:9cd16581b578 | 10 | * |
IanBenzMaxim | 7:9cd16581b578 | 11 | * The above copyright notice and this permission notice shall be included |
IanBenzMaxim | 7:9cd16581b578 | 12 | * in all copies or substantial portions of the Software. |
IanBenzMaxim | 7:9cd16581b578 | 13 | * |
IanBenzMaxim | 7:9cd16581b578 | 14 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS |
IanBenzMaxim | 7:9cd16581b578 | 15 | * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF |
IanBenzMaxim | 7:9cd16581b578 | 16 | * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. |
IanBenzMaxim | 7:9cd16581b578 | 17 | * IN NO EVENT SHALL MAXIM INTEGRATED BE LIABLE FOR ANY CLAIM, DAMAGES |
IanBenzMaxim | 7:9cd16581b578 | 18 | * OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, |
IanBenzMaxim | 7:9cd16581b578 | 19 | * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR |
IanBenzMaxim | 7:9cd16581b578 | 20 | * OTHER DEALINGS IN THE SOFTWARE. |
IanBenzMaxim | 7:9cd16581b578 | 21 | * |
IanBenzMaxim | 7:9cd16581b578 | 22 | * Except as contained in this notice, the name of Maxim Integrated |
IanBenzMaxim | 7:9cd16581b578 | 23 | * Products, Inc. shall not be used except as stated in the Maxim Integrated |
IanBenzMaxim | 7:9cd16581b578 | 24 | * Products, Inc. Branding Policy. |
IanBenzMaxim | 7:9cd16581b578 | 25 | * |
IanBenzMaxim | 7:9cd16581b578 | 26 | * The mere transfer of this software does not imply any licenses |
IanBenzMaxim | 7:9cd16581b578 | 27 | * of trade secrets, proprietary technology, copyrights, patents, |
IanBenzMaxim | 7:9cd16581b578 | 28 | * trademarks, maskwork rights, or any other form of intellectual |
IanBenzMaxim | 7:9cd16581b578 | 29 | * property whatsoever. Maxim Integrated Products, Inc. retains all |
IanBenzMaxim | 7:9cd16581b578 | 30 | * ownership rights. |
IanBenzMaxim | 7:9cd16581b578 | 31 | *******************************************************************************/ |
IanBenzMaxim | 7:9cd16581b578 | 32 | |
IanBenzMaxim | 7:9cd16581b578 | 33 | #include <stddef.h> |
IanBenzMaxim | 7:9cd16581b578 | 34 | #include <algorithm> |
IanBenzMaxim | 7:9cd16581b578 | 35 | #include <MaximInterfaceCore/Error.hpp> |
IanBenzMaxim | 7:9cd16581b578 | 36 | #include "DS28E16.hpp" |
IanBenzMaxim | 7:9cd16581b578 | 37 | |
IanBenzMaxim | 7:9cd16581b578 | 38 | namespace MaximInterfaceDevices { |
IanBenzMaxim | 7:9cd16581b578 | 39 | |
IanBenzMaxim | 7:9cd16581b578 | 40 | using namespace Core; |
IanBenzMaxim | 7:9cd16581b578 | 41 | using std::copy; |
IanBenzMaxim | 7:9cd16581b578 | 42 | using std::fill; |
IanBenzMaxim | 7:9cd16581b578 | 43 | |
IanBenzMaxim | 7:9cd16581b578 | 44 | static const int readMemoryTimeMs = 5; |
IanBenzMaxim | 7:9cd16581b578 | 45 | static const int writeMemoryTimeMs = 60; |
IanBenzMaxim | 7:9cd16581b578 | 46 | static const int shortWriteMemoryTimeMs = 15; |
IanBenzMaxim | 7:9cd16581b578 | 47 | static const int computationTimeMs = 15; |
IanBenzMaxim | 7:9cd16581b578 | 48 | |
IanBenzMaxim | 7:9cd16581b578 | 49 | const int DS28E16::decrementCounterPage; |
IanBenzMaxim | 7:9cd16581b578 | 50 | const int DS28E16::masterSecretPage; |
IanBenzMaxim | 7:9cd16581b578 | 51 | const int DS28E16::memoryPages; |
IanBenzMaxim | 7:9cd16581b578 | 52 | |
IanBenzMaxim | 8:5ea891c7d1a1 | 53 | Result<void> DS28E16::writeMemory(int pageNum, Page::const_span page) { |
IanBenzMaxim | 7:9cd16581b578 | 54 | if (pageNum < 0 || pageNum >= memoryPages) { |
IanBenzMaxim | 8:5ea891c7d1a1 | 55 | return InvalidParameterError; |
IanBenzMaxim | 7:9cd16581b578 | 56 | } |
IanBenzMaxim | 7:9cd16581b578 | 57 | |
IanBenzMaxim | 7:9cd16581b578 | 58 | uint_least8_t request[2 + Page::size]; |
IanBenzMaxim | 7:9cd16581b578 | 59 | request[0] = 0x96; |
IanBenzMaxim | 7:9cd16581b578 | 60 | request[1] = pageNum; |
IanBenzMaxim | 7:9cd16581b578 | 61 | copy(page.begin(), page.end(), request + 2); |
IanBenzMaxim | 7:9cd16581b578 | 62 | return runCommand(request, writeMemoryTimeMs); |
IanBenzMaxim | 7:9cd16581b578 | 63 | } |
IanBenzMaxim | 7:9cd16581b578 | 64 | |
IanBenzMaxim | 8:5ea891c7d1a1 | 65 | Result<DS28E16::Page::array> DS28E16::readMemory(int pageNum) const { |
IanBenzMaxim | 7:9cd16581b578 | 66 | if (pageNum < 0 || pageNum >= memoryPages) { |
IanBenzMaxim | 8:5ea891c7d1a1 | 67 | return InvalidParameterError; |
IanBenzMaxim | 7:9cd16581b578 | 68 | } |
IanBenzMaxim | 7:9cd16581b578 | 69 | |
IanBenzMaxim | 7:9cd16581b578 | 70 | uint_least8_t buffer[1 + Page::size * 2]; |
IanBenzMaxim | 7:9cd16581b578 | 71 | buffer[0] = 0x44; |
IanBenzMaxim | 7:9cd16581b578 | 72 | buffer[1] = pageNum; |
IanBenzMaxim | 8:5ea891c7d1a1 | 73 | Result<span<uint_least8_t> > response = |
IanBenzMaxim | 8:5ea891c7d1a1 | 74 | runCommand(make_span(buffer, 2), readMemoryTimeMs, buffer); |
IanBenzMaxim | 8:5ea891c7d1a1 | 75 | if (!response) { |
IanBenzMaxim | 8:5ea891c7d1a1 | 76 | return response.error(); |
IanBenzMaxim | 7:9cd16581b578 | 77 | } |
IanBenzMaxim | 8:5ea891c7d1a1 | 78 | Page::array page; |
IanBenzMaxim | 8:5ea891c7d1a1 | 79 | response.value() = response.value().first(Page::size); |
IanBenzMaxim | 8:5ea891c7d1a1 | 80 | copy(response.value().begin(), response.value().end(), page.begin()); |
IanBenzMaxim | 8:5ea891c7d1a1 | 81 | return page; |
IanBenzMaxim | 7:9cd16581b578 | 82 | } |
IanBenzMaxim | 7:9cd16581b578 | 83 | |
IanBenzMaxim | 8:5ea891c7d1a1 | 84 | Result<DS28E16::Status> DS28E16::readStatus() const { |
IanBenzMaxim | 8:5ea891c7d1a1 | 85 | uint_least8_t buffer[1 + Status::PageProtectionList::size + 2]; |
IanBenzMaxim | 7:9cd16581b578 | 86 | buffer[0] = 0xAA; |
IanBenzMaxim | 8:5ea891c7d1a1 | 87 | const Result<span<uint_least8_t> > response = |
IanBenzMaxim | 8:5ea891c7d1a1 | 88 | runCommand(make_span(buffer, 1), readMemoryTimeMs, buffer); |
IanBenzMaxim | 8:5ea891c7d1a1 | 89 | if (!response) { |
IanBenzMaxim | 8:5ea891c7d1a1 | 90 | return response.error(); |
IanBenzMaxim | 8:5ea891c7d1a1 | 91 | } |
IanBenzMaxim | 8:5ea891c7d1a1 | 92 | Status status; |
IanBenzMaxim | 8:5ea891c7d1a1 | 93 | span<uint_least8_t>::const_iterator responseIt = response.value().begin(); |
IanBenzMaxim | 8:5ea891c7d1a1 | 94 | for (Status::PageProtectionList::array::iterator it = |
IanBenzMaxim | 8:5ea891c7d1a1 | 95 | status.pageProtection.begin(); |
IanBenzMaxim | 8:5ea891c7d1a1 | 96 | it != status.pageProtection.end(); ++it) { |
IanBenzMaxim | 8:5ea891c7d1a1 | 97 | *it = *responseIt; |
IanBenzMaxim | 7:9cd16581b578 | 98 | ++responseIt; |
IanBenzMaxim | 7:9cd16581b578 | 99 | } |
IanBenzMaxim | 8:5ea891c7d1a1 | 100 | status.manId = *responseIt; |
IanBenzMaxim | 8:5ea891c7d1a1 | 101 | ++responseIt; |
IanBenzMaxim | 8:5ea891c7d1a1 | 102 | status.deviceVersion = *responseIt; |
IanBenzMaxim | 8:5ea891c7d1a1 | 103 | return status; |
IanBenzMaxim | 7:9cd16581b578 | 104 | } |
IanBenzMaxim | 7:9cd16581b578 | 105 | |
IanBenzMaxim | 8:5ea891c7d1a1 | 106 | Result<void> DS28E16::setPageProtection(int pageNum, |
IanBenzMaxim | 8:5ea891c7d1a1 | 107 | const PageProtection & protection) { |
IanBenzMaxim | 7:9cd16581b578 | 108 | if (pageNum < 0 || pageNum >= memoryPages) { |
IanBenzMaxim | 8:5ea891c7d1a1 | 109 | return InvalidParameterError; |
IanBenzMaxim | 7:9cd16581b578 | 110 | } |
IanBenzMaxim | 7:9cd16581b578 | 111 | |
IanBenzMaxim | 7:9cd16581b578 | 112 | const uint_least8_t request[] = { |
IanBenzMaxim | 7:9cd16581b578 | 113 | 0xC3, static_cast<uint_least8_t>(pageNum), |
IanBenzMaxim | 7:9cd16581b578 | 114 | static_cast<uint_least8_t>(protection.to_ulong())}; |
IanBenzMaxim | 7:9cd16581b578 | 115 | return runCommand(request, shortWriteMemoryTimeMs); |
IanBenzMaxim | 7:9cd16581b578 | 116 | } |
IanBenzMaxim | 7:9cd16581b578 | 117 | |
IanBenzMaxim | 8:5ea891c7d1a1 | 118 | Result<DS28E16::DoublePage::array> DS28E16::computeAndReadPageAuthentication( |
IanBenzMaxim | 8:5ea891c7d1a1 | 119 | int pageNum, bool anonymous, DoublePage::const_span challenge) const { |
IanBenzMaxim | 7:9cd16581b578 | 120 | if (pageNum < 0 || pageNum >= memoryPages) { |
IanBenzMaxim | 8:5ea891c7d1a1 | 121 | return InvalidParameterError; |
IanBenzMaxim | 7:9cd16581b578 | 122 | } |
IanBenzMaxim | 7:9cd16581b578 | 123 | |
IanBenzMaxim | 7:9cd16581b578 | 124 | const size_t requestSize = 3 + DoublePage::size; |
IanBenzMaxim | 7:9cd16581b578 | 125 | const size_t responseSize = 1 + DoublePage::size; |
IanBenzMaxim | 7:9cd16581b578 | 126 | uint_least8_t buffer[MaximInterfaceCore_MAX(requestSize, responseSize)]; |
IanBenzMaxim | 7:9cd16581b578 | 127 | buffer[0] = 0xA5; |
IanBenzMaxim | 7:9cd16581b578 | 128 | buffer[1] = pageNum; |
IanBenzMaxim | 7:9cd16581b578 | 129 | if (anonymous) { |
IanBenzMaxim | 7:9cd16581b578 | 130 | buffer[1] |= 0xE0; |
IanBenzMaxim | 7:9cd16581b578 | 131 | } |
IanBenzMaxim | 7:9cd16581b578 | 132 | buffer[2] = 0x02; |
IanBenzMaxim | 7:9cd16581b578 | 133 | copy(challenge.begin(), challenge.end(), buffer + 3); |
IanBenzMaxim | 8:5ea891c7d1a1 | 134 | const Result<span<uint_least8_t> > response = |
IanBenzMaxim | 8:5ea891c7d1a1 | 135 | runCommand(make_span(buffer, requestSize), computationTimeMs, |
IanBenzMaxim | 8:5ea891c7d1a1 | 136 | make_span(buffer, responseSize)); |
IanBenzMaxim | 8:5ea891c7d1a1 | 137 | if (!response) { |
IanBenzMaxim | 8:5ea891c7d1a1 | 138 | return response.error(); |
IanBenzMaxim | 7:9cd16581b578 | 139 | } |
IanBenzMaxim | 8:5ea891c7d1a1 | 140 | DoublePage::array hmac; |
IanBenzMaxim | 8:5ea891c7d1a1 | 141 | copy(response.value().begin(), response.value().end(), hmac.begin()); |
IanBenzMaxim | 8:5ea891c7d1a1 | 142 | return hmac; |
IanBenzMaxim | 7:9cd16581b578 | 143 | } |
IanBenzMaxim | 7:9cd16581b578 | 144 | |
IanBenzMaxim | 8:5ea891c7d1a1 | 145 | Result<void> DS28E16::computeSecret(int bindingDataPageNum, |
IanBenzMaxim | 8:5ea891c7d1a1 | 146 | bool constantBindingData, bool anonymous, |
IanBenzMaxim | 8:5ea891c7d1a1 | 147 | DoublePage::const_span partialSecret) { |
IanBenzMaxim | 7:9cd16581b578 | 148 | if (bindingDataPageNum < 0 || bindingDataPageNum >= memoryPages) { |
IanBenzMaxim | 8:5ea891c7d1a1 | 149 | return InvalidParameterError; |
IanBenzMaxim | 7:9cd16581b578 | 150 | } |
IanBenzMaxim | 7:9cd16581b578 | 151 | |
IanBenzMaxim | 7:9cd16581b578 | 152 | uint_least8_t request[3 + DoublePage::size]; |
IanBenzMaxim | 7:9cd16581b578 | 153 | request[0] = 0x3C; |
IanBenzMaxim | 7:9cd16581b578 | 154 | request[1] = bindingDataPageNum; |
IanBenzMaxim | 7:9cd16581b578 | 155 | if (constantBindingData) { |
IanBenzMaxim | 7:9cd16581b578 | 156 | request[1] |= 0x04; |
IanBenzMaxim | 7:9cd16581b578 | 157 | } |
IanBenzMaxim | 7:9cd16581b578 | 158 | if (anonymous) { |
IanBenzMaxim | 7:9cd16581b578 | 159 | request[1] |= 0xE0; |
IanBenzMaxim | 7:9cd16581b578 | 160 | } |
IanBenzMaxim | 7:9cd16581b578 | 161 | request[2] = 0x08; |
IanBenzMaxim | 7:9cd16581b578 | 162 | copy(partialSecret.begin(), partialSecret.end(), request + 3); |
IanBenzMaxim | 7:9cd16581b578 | 163 | return runCommand(request, computationTimeMs); |
IanBenzMaxim | 7:9cd16581b578 | 164 | } |
IanBenzMaxim | 7:9cd16581b578 | 165 | |
IanBenzMaxim | 8:5ea891c7d1a1 | 166 | Result<void> DS28E16::decrementCounter() { |
IanBenzMaxim | 7:9cd16581b578 | 167 | const uint_least8_t request = 0xC9; |
IanBenzMaxim | 7:9cd16581b578 | 168 | return runCommand(make_span(&request, 1), writeMemoryTimeMs); |
IanBenzMaxim | 7:9cd16581b578 | 169 | } |
IanBenzMaxim | 7:9cd16581b578 | 170 | |
IanBenzMaxim | 8:5ea891c7d1a1 | 171 | Result<void> DS28E16::lockOutDisableDevice() { |
IanBenzMaxim | 8:5ea891c7d1a1 | 172 | const DisableDevicePassword::array password = {0}; |
IanBenzMaxim | 7:9cd16581b578 | 173 | return disableDevice(LockOutDisableDevice, password); |
IanBenzMaxim | 7:9cd16581b578 | 174 | } |
IanBenzMaxim | 7:9cd16581b578 | 175 | |
IanBenzMaxim | 8:5ea891c7d1a1 | 176 | Result<void> |
IanBenzMaxim | 7:9cd16581b578 | 177 | DS28E16::setDisableDevicePassword(DisableDevicePassword::const_span password) { |
IanBenzMaxim | 7:9cd16581b578 | 178 | return disableDevice(SetDisableDevicePassword, password); |
IanBenzMaxim | 7:9cd16581b578 | 179 | } |
IanBenzMaxim | 7:9cd16581b578 | 180 | |
IanBenzMaxim | 8:5ea891c7d1a1 | 181 | Result<void> |
IanBenzMaxim | 8:5ea891c7d1a1 | 182 | DS28E16::disableDevice(DisableDevicePassword::const_span password) { |
IanBenzMaxim | 7:9cd16581b578 | 183 | return disableDevice(DisableDevice, password); |
IanBenzMaxim | 7:9cd16581b578 | 184 | } |
IanBenzMaxim | 7:9cd16581b578 | 185 | |
IanBenzMaxim | 8:5ea891c7d1a1 | 186 | Result<void> |
IanBenzMaxim | 8:5ea891c7d1a1 | 187 | DS28E16::disableDevice(DisableDeviceOperation operation, |
IanBenzMaxim | 8:5ea891c7d1a1 | 188 | DisableDevicePassword::const_span password) { |
IanBenzMaxim | 7:9cd16581b578 | 189 | const uint_least8_t request[] = { |
IanBenzMaxim | 7:9cd16581b578 | 190 | 0x33, static_cast<uint_least8_t>(operation), |
IanBenzMaxim | 7:9cd16581b578 | 191 | password[0], password[1], |
IanBenzMaxim | 7:9cd16581b578 | 192 | 0x71, 0x35, |
IanBenzMaxim | 7:9cd16581b578 | 193 | 0x0E, 0xAC, |
IanBenzMaxim | 7:9cd16581b578 | 194 | 0x95, 0xF8}; |
IanBenzMaxim | 7:9cd16581b578 | 195 | return runCommand(request, shortWriteMemoryTimeMs); |
IanBenzMaxim | 7:9cd16581b578 | 196 | } |
IanBenzMaxim | 7:9cd16581b578 | 197 | |
IanBenzMaxim | 8:5ea891c7d1a1 | 198 | Result<span<uint_least8_t> > |
IanBenzMaxim | 8:5ea891c7d1a1 | 199 | DS28E16::runCommand(span<const uint_least8_t> request, int delayTime, |
IanBenzMaxim | 8:5ea891c7d1a1 | 200 | span<uint_least8_t> response) const { |
IanBenzMaxim | 8:5ea891c7d1a1 | 201 | const Result<span<uint_least8_t> > responseOutput = |
IanBenzMaxim | 8:5ea891c7d1a1 | 202 | doRunCommand(request, delayTime, response); |
IanBenzMaxim | 8:5ea891c7d1a1 | 203 | if (!responseOutput) { |
IanBenzMaxim | 8:5ea891c7d1a1 | 204 | return responseOutput; |
IanBenzMaxim | 7:9cd16581b578 | 205 | } |
IanBenzMaxim | 8:5ea891c7d1a1 | 206 | if (responseOutput.value().empty()) { |
IanBenzMaxim | 8:5ea891c7d1a1 | 207 | return InvalidResponseError; |
IanBenzMaxim | 7:9cd16581b578 | 208 | } |
IanBenzMaxim | 7:9cd16581b578 | 209 | // Parse command result byte. |
IanBenzMaxim | 8:5ea891c7d1a1 | 210 | switch (responseOutput.value().front()) { |
IanBenzMaxim | 7:9cd16581b578 | 211 | case 0xAA: |
IanBenzMaxim | 7:9cd16581b578 | 212 | // Success response. |
IanBenzMaxim | 7:9cd16581b578 | 213 | break; |
IanBenzMaxim | 7:9cd16581b578 | 214 | |
IanBenzMaxim | 7:9cd16581b578 | 215 | case 0x00: |
IanBenzMaxim | 8:5ea891c7d1a1 | 216 | return AuthenticationError; |
IanBenzMaxim | 7:9cd16581b578 | 217 | |
IanBenzMaxim | 7:9cd16581b578 | 218 | default: |
IanBenzMaxim | 8:5ea891c7d1a1 | 219 | return error_code(responseOutput.value().front(), errorCategory()); |
IanBenzMaxim | 7:9cd16581b578 | 220 | } |
IanBenzMaxim | 8:5ea891c7d1a1 | 221 | if (responseOutput.value().size() != response.size()) { |
IanBenzMaxim | 8:5ea891c7d1a1 | 222 | return InvalidResponseError; |
IanBenzMaxim | 8:5ea891c7d1a1 | 223 | } |
IanBenzMaxim | 8:5ea891c7d1a1 | 224 | return responseOutput.value().subspan(1); |
IanBenzMaxim | 7:9cd16581b578 | 225 | } |
IanBenzMaxim | 7:9cd16581b578 | 226 | |
IanBenzMaxim | 8:5ea891c7d1a1 | 227 | Result<void> DS28E16::runCommand(span<const uint_least8_t> request, |
IanBenzMaxim | 8:5ea891c7d1a1 | 228 | int delayTime) { |
IanBenzMaxim | 7:9cd16581b578 | 229 | uint_least8_t buffer; |
IanBenzMaxim | 8:5ea891c7d1a1 | 230 | MaximInterfaceCore_TRY(runCommand(request, delayTime, make_span(&buffer, 1))); |
IanBenzMaxim | 8:5ea891c7d1a1 | 231 | return none; |
IanBenzMaxim | 7:9cd16581b578 | 232 | } |
IanBenzMaxim | 7:9cd16581b578 | 233 | |
IanBenzMaxim | 7:9cd16581b578 | 234 | const error_category & DS28E16::errorCategory() { |
IanBenzMaxim | 7:9cd16581b578 | 235 | static class : public error_category { |
IanBenzMaxim | 7:9cd16581b578 | 236 | public: |
IanBenzMaxim | 7:9cd16581b578 | 237 | virtual const char * name() const { return "DS28E16"; } |
IanBenzMaxim | 7:9cd16581b578 | 238 | |
IanBenzMaxim | 7:9cd16581b578 | 239 | virtual std::string message(int condition) const { |
IanBenzMaxim | 7:9cd16581b578 | 240 | switch (condition) { |
IanBenzMaxim | 7:9cd16581b578 | 241 | case InvalidOperationError: |
IanBenzMaxim | 7:9cd16581b578 | 242 | return "Invalid Operation Error"; |
IanBenzMaxim | 7:9cd16581b578 | 243 | |
IanBenzMaxim | 7:9cd16581b578 | 244 | case InvalidParameterError: |
IanBenzMaxim | 7:9cd16581b578 | 245 | return "Invalid Parameter Error"; |
IanBenzMaxim | 7:9cd16581b578 | 246 | |
IanBenzMaxim | 7:9cd16581b578 | 247 | case InvalidSequenceError: |
IanBenzMaxim | 7:9cd16581b578 | 248 | return "Invalid Sequence Error"; |
IanBenzMaxim | 7:9cd16581b578 | 249 | |
IanBenzMaxim | 7:9cd16581b578 | 250 | case InternalError: |
IanBenzMaxim | 7:9cd16581b578 | 251 | return "Internal Error"; |
IanBenzMaxim | 7:9cd16581b578 | 252 | |
IanBenzMaxim | 7:9cd16581b578 | 253 | case DeviceDisabledError: |
IanBenzMaxim | 7:9cd16581b578 | 254 | return "Device Disabled Error"; |
IanBenzMaxim | 7:9cd16581b578 | 255 | |
IanBenzMaxim | 7:9cd16581b578 | 256 | case AuthenticationError: |
IanBenzMaxim | 7:9cd16581b578 | 257 | return "Authentication Error"; |
IanBenzMaxim | 7:9cd16581b578 | 258 | |
IanBenzMaxim | 7:9cd16581b578 | 259 | case InvalidResponseError: |
IanBenzMaxim | 7:9cd16581b578 | 260 | return "Invalid Response Error"; |
IanBenzMaxim | 7:9cd16581b578 | 261 | } |
IanBenzMaxim | 7:9cd16581b578 | 262 | return defaultErrorMessage(condition); |
IanBenzMaxim | 7:9cd16581b578 | 263 | } |
IanBenzMaxim | 7:9cd16581b578 | 264 | } instance; |
IanBenzMaxim | 7:9cd16581b578 | 265 | return instance; |
IanBenzMaxim | 7:9cd16581b578 | 266 | } |
IanBenzMaxim | 7:9cd16581b578 | 267 | |
IanBenzMaxim | 7:9cd16581b578 | 268 | DS28E16::PageAuthenticationData & |
IanBenzMaxim | 7:9cd16581b578 | 269 | DS28E16::PageAuthenticationData::setAnonymousRomId() { |
IanBenzMaxim | 7:9cd16581b578 | 270 | fill(romId().begin(), romId().end(), 0xFF); |
IanBenzMaxim | 7:9cd16581b578 | 271 | return *this; |
IanBenzMaxim | 7:9cd16581b578 | 272 | } |
IanBenzMaxim | 7:9cd16581b578 | 273 | |
IanBenzMaxim | 7:9cd16581b578 | 274 | DS28E16::ComputeSecretData & |
IanBenzMaxim | 7:9cd16581b578 | 275 | DS28E16::ComputeSecretData::setConstantBindingData(bool constantBindingData) { |
IanBenzMaxim | 7:9cd16581b578 | 276 | if (constantBindingData) { |
IanBenzMaxim | 7:9cd16581b578 | 277 | data.setPageNum(data.pageNum() | constantBindingDataMask); |
IanBenzMaxim | 7:9cd16581b578 | 278 | fill(bindingData().begin(), bindingData().end(), 0); |
IanBenzMaxim | 7:9cd16581b578 | 279 | } else { |
IanBenzMaxim | 7:9cd16581b578 | 280 | data.setPageNum(data.pageNum() & ~constantBindingDataMask); |
IanBenzMaxim | 7:9cd16581b578 | 281 | } |
IanBenzMaxim | 7:9cd16581b578 | 282 | return *this; |
IanBenzMaxim | 7:9cd16581b578 | 283 | } |
IanBenzMaxim | 7:9cd16581b578 | 284 | |
IanBenzMaxim | 7:9cd16581b578 | 285 | } // namespace MaximInterfaceDevices |