1 | /* port.c
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2 | *
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3 | * Copyright (C) 2006-2017 wolfSSL Inc.
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4 | *
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5 | * This file is part of wolfSSL.
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6 | *
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7 | * wolfSSL is free software; you can redistribute it and/or modify
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8 | * it under the terms of the GNU General Public License as published by
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9 | * the Free Software Foundation; either version 2 of the License, or
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10 | * (at your option) any later version.
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11 | *
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12 | * wolfSSL is distributed in the hope that it will be useful,
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13 | * but WITHOUT ANY WARRANTY; without even the implied warranty of
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14 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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15 | * GNU General Public License for more details.
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16 | *
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17 | * You should have received a copy of the GNU General Public License
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18 | * along with this program; if not, write to the Free Software
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19 | * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1335, USA
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20 | */
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21 |
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22 |
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23 | #ifdef HAVE_CONFIG_H
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24 | #include <config.h>
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25 | #endif
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26 |
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27 | #include <wolfssl/wolfcrypt/settings.h>
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28 | #include <wolfssl/wolfcrypt/types.h>
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29 | #include <wolfssl/wolfcrypt/error-crypt.h>
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30 | #include <wolfssl/wolfcrypt/logging.h>
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31 | #include <wolfssl/wolfcrypt/wc_port.h>
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32 | #ifdef HAVE_ECC
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33 | #include <wolfssl/wolfcrypt/ecc.h>
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34 | #endif
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35 | #ifdef WOLFSSL_ASYNC_CRYPT
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36 | #include <wolfssl/wolfcrypt/async.h>
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37 | #endif
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38 |
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39 | /* IPP header files for library initialization */
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40 | #ifdef HAVE_FAST_RSA
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41 | #include <ipp.h>
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42 | #include <ippcp.h>
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43 | #endif
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44 |
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45 | #if defined(FREESCALE_LTC_TFM)
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46 | #include <wolfssl/wolfcrypt/port/nxp/ksdk_port.h>
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47 | #endif
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48 |
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49 | #ifdef WOLFSSL_ATMEL
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50 | #include <wolfssl/wolfcrypt/port/atmel/atmel.h>
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51 | #endif
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52 |
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53 | #if defined(OPENSSL_EXTRA) || defined(HAVE_WEBSERVER)
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54 | #include <wolfssl/openssl/evp.h>
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55 | #endif
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56 |
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57 | #if defined(USE_WOLFSSL_MEMORY) && defined(WOLFSSL_TRACK_MEMORY)
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58 | #include <wolfssl/wolfcrypt/memory.h>
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59 | #include <wolfssl/wolfcrypt/mem_track.h>
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60 | #endif
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61 |
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62 | #ifdef _MSC_VER
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63 | /* 4996 warning to use MS extensions e.g., strcpy_s instead of strncpy */
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64 | #pragma warning(disable: 4996)
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65 | #endif
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66 |
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67 | /* prevent multiple mutex initializations */
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68 | static volatile int initRefCount = 0;
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69 |
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70 | /* Used to initialize state for wolfcrypt
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71 | return 0 on success
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72 | */
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73 | int wolfCrypt_Init(void)
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74 | {
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75 | int ret = 0;
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76 |
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77 | if (initRefCount == 0) {
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78 | WOLFSSL_ENTER("wolfCrypt_Init");
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79 |
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80 | #ifdef WOLFSSL_ASYNC_CRYPT
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81 | ret = wolfAsync_HardwareStart();
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82 | if (ret != 0) {
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83 | WOLFSSL_MSG("Async hardware start failed");
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84 | /* don't return failure, allow operation to continue */
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85 | }
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86 | #endif
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87 |
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88 | #if defined(WOLFSSL_TRACK_MEMORY) && !defined(WOLFSSL_STATIC_MEMORY)
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89 | ret = InitMemoryTracker();
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90 | if (ret != 0) {
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91 | WOLFSSL_MSG("InitMemoryTracker failed");
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92 | return ret;
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93 | }
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94 | #endif
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95 |
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96 | #if WOLFSSL_CRYPT_HW_MUTEX
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97 | /* If crypto hardware mutex protection is enabled, then initialize it */
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98 | ret = wolfSSL_CryptHwMutexInit();
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99 | if (ret != 0) {
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100 | WOLFSSL_MSG("Hw crypt mutex init failed");
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101 | return ret;
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102 | }
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103 | #endif
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104 |
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105 | /* if defined have fast RSA then initialize Intel IPP */
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106 | #ifdef HAVE_FAST_RSA
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107 | WOLFSSL_MSG("Attempting to use optimized IPP Library");
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108 | if ((ret = ippInit()) != ippStsNoErr) {
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109 | /* possible to get a CPU feature support status on optimized IPP
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110 | library but still use default library and see competitive speeds */
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111 | WOLFSSL_MSG("Warning when trying to set up optimization");
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112 | WOLFSSL_MSG(ippGetStatusString(ret));
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113 | WOLFSSL_MSG("Using default fast IPP library");
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114 | ret = 0;
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115 | (void)ret; /* suppress not read warning */
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116 | }
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117 | #endif
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118 |
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119 | #if defined(FREESCALE_LTC_TFM) || defined(FREESCALE_LTC_ECC)
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120 | ret = ksdk_port_init();
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121 | if (ret != 0) {
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122 | WOLFSSL_MSG("KSDK port init failed");
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123 | return ret;
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124 | }
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125 | #endif
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126 |
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127 | #ifdef WOLFSSL_ATMEL
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128 | atmel_init();
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129 | #endif
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130 |
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131 | #ifdef WOLFSSL_ARMASM
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132 | WOLFSSL_MSG("Using ARM hardware acceleration");
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133 | #endif
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134 |
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135 | #if !defined(WOLFCRYPT_ONLY) && \
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136 | ( defined(OPENSSL_EXTRA) || defined(HAVE_WEBSERVER) )
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137 | wolfSSL_EVP_init();
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138 | #endif
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139 |
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140 | #if defined(OPENSSL_EXTRA) || defined(DEBUG_WOLFSSL_VERBOSE)
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141 | if ((ret = wc_LoggingInit()) != 0) {
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142 | WOLFSSL_MSG("Error creating logging mutex");
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143 | return ret;
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144 | }
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145 | #endif
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146 |
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147 | #ifdef HAVE_ECC
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148 | #ifdef ECC_CACHE_CURVE
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149 | if ((ret = wc_ecc_curve_cache_init()) != 0) {
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150 | WOLFSSL_MSG("Error creating curve cache");
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151 | return ret;
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152 | }
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153 | #endif
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154 | #endif
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155 |
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156 | initRefCount = 1;
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157 | }
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158 |
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159 | return ret;
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160 | }
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161 |
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162 |
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163 | /* return success value is the same as wolfCrypt_Init */
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164 | int wolfCrypt_Cleanup(void)
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165 | {
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166 | int ret = 0;
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167 |
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168 | if (initRefCount == 1) {
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169 | WOLFSSL_ENTER("wolfCrypt_Cleanup");
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170 |
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171 | #ifdef HAVE_ECC
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172 | #ifdef FP_ECC
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173 | wc_ecc_fp_free();
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174 | #endif
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175 | #ifdef ECC_CACHE_CURVE
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176 | wc_ecc_curve_cache_free();
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177 | #endif
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178 | #endif /* HAVE_ECC */
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179 |
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180 | #if defined(OPENSSL_EXTRA) || defined(DEBUG_WOLFSSL_VERBOSE)
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181 | ret = wc_LoggingCleanup();
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182 | #endif
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183 |
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184 | #if defined(WOLFSSL_TRACK_MEMORY) && !defined(WOLFSSL_STATIC_MEMORY)
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185 | ShowMemoryTracker();
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186 | #endif
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187 |
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188 | #ifdef WOLFSSL_ASYNC_CRYPT
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189 | wolfAsync_HardwareStop();
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190 | #endif
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191 |
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192 | initRefCount = 0; /* allow re-init */
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193 | }
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194 |
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195 | return ret;
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196 | }
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197 |
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198 | #if !defined(NO_FILESYSTEM) && !defined(NO_WOLFSSL_DIR)
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199 |
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200 | /* File Handling Helpers */
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201 | /* returns 0 if file found, -1 if no files or negative error */
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202 | int wc_ReadDirFirst(ReadDirCtx* ctx, const char* path, char** name)
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203 | {
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204 | int ret = -1; /* default to no files found */
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205 |
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206 | if (name)
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207 | *name = NULL;
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208 |
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209 | if (ctx == NULL || path == NULL) {
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210 | return BAD_FUNC_ARG;
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211 | }
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212 |
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213 | XMEMSET(ctx->name, 0, MAX_FILENAME_SZ);
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214 |
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215 | #ifdef USE_WINDOWS_API
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216 | XSTRNCPY(ctx->name, path, MAX_FILENAME_SZ - 4);
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217 | XSTRNCAT(ctx->name, "\\*", 3);
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218 |
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219 | ctx->hFind = FindFirstFileA(ctx->name, &ctx->FindFileData);
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220 | if (ctx->hFind == INVALID_HANDLE_VALUE) {
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221 | WOLFSSL_MSG("FindFirstFile for path verify locations failed");
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222 | return BAD_PATH_ERROR;
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223 | }
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224 |
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225 | do {
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226 | if (ctx->FindFileData.dwFileAttributes != FILE_ATTRIBUTE_DIRECTORY) {
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227 | XSTRNCPY(ctx->name, path, MAX_FILENAME_SZ/2 - 3);
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228 | XSTRNCAT(ctx->name, "\\", 2);
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229 | XSTRNCAT(ctx->name, ctx->FindFileData.cFileName, MAX_FILENAME_SZ/2);
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230 | if (name)
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231 | *name = ctx->name;
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232 | return 0;
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233 | }
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234 | } while (FindNextFileA(ctx->hFind, &ctx->FindFileData));
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235 | #else
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236 | ctx->dir = opendir(path);
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237 | if (ctx->dir == NULL) {
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238 | WOLFSSL_MSG("opendir path verify locations failed");
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239 | return BAD_PATH_ERROR;
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240 | }
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241 |
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242 | while ((ctx->entry = readdir(ctx->dir)) != NULL) {
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243 | XSTRNCPY(ctx->name, path, MAX_FILENAME_SZ/2 - 2);
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244 | XSTRNCAT(ctx->name, "/", 1);
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245 | XSTRNCAT(ctx->name, ctx->entry->d_name, MAX_FILENAME_SZ/2);
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246 |
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247 | if (stat(ctx->name, &ctx->s) != 0) {
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248 | WOLFSSL_MSG("stat on name failed");
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249 | ret = BAD_PATH_ERROR;
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250 | break;
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251 | } else if (ctx->s.st_mode & S_IFREG) {
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252 | if (name)
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253 | *name = ctx->name;
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254 | return 0;
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255 | }
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256 | }
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257 | #endif
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258 | wc_ReadDirClose(ctx);
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259 |
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260 | return ret;
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261 | }
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262 |
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263 | /* returns 0 if file found, -1 if no more files */
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264 | int wc_ReadDirNext(ReadDirCtx* ctx, const char* path, char** name)
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265 | {
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266 | int ret = -1; /* default to no file found */
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267 |
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268 | if (name)
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269 | *name = NULL;
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270 |
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271 | if (ctx == NULL || path == NULL) {
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272 | return BAD_FUNC_ARG;
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273 | }
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274 |
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275 | XMEMSET(ctx->name, 0, MAX_FILENAME_SZ);
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276 |
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277 | #ifdef USE_WINDOWS_API
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278 | while (FindNextFileA(ctx->hFind, &ctx->FindFileData)) {
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279 | if (ctx->FindFileData.dwFileAttributes != FILE_ATTRIBUTE_DIRECTORY) {
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280 | XSTRNCPY(ctx->name, path, MAX_FILENAME_SZ/2 - 3);
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281 | XSTRNCAT(ctx->name, "\\", 2);
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282 | XSTRNCAT(ctx->name, ctx->FindFileData.cFileName, MAX_FILENAME_SZ/2);
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283 | if (name)
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284 | *name = ctx->name;
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285 | return 0;
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286 | }
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287 | }
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288 | #else
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289 | while ((ctx->entry = readdir(ctx->dir)) != NULL) {
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290 | XSTRNCPY(ctx->name, path, MAX_FILENAME_SZ/2 - 2);
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291 | XSTRNCAT(ctx->name, "/", 1);
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292 | XSTRNCAT(ctx->name, ctx->entry->d_name, MAX_FILENAME_SZ/2);
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293 |
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294 | if (stat(ctx->name, &ctx->s) != 0) {
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295 | WOLFSSL_MSG("stat on name failed");
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296 | ret = BAD_PATH_ERROR;
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297 | break;
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298 | } else if (ctx->s.st_mode & S_IFREG) {
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299 | if (name)
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300 | *name = ctx->name;
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301 | return 0;
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302 | }
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303 | }
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304 | #endif
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305 |
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306 | wc_ReadDirClose(ctx);
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307 |
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308 | return ret;
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309 | }
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310 |
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311 | void wc_ReadDirClose(ReadDirCtx* ctx)
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312 | {
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313 | if (ctx == NULL) {
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314 | return;
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315 | }
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316 |
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317 | #ifdef USE_WINDOWS_API
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318 | if (ctx->hFind != INVALID_HANDLE_VALUE) {
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319 | FindClose(ctx->hFind);
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320 | ctx->hFind = INVALID_HANDLE_VALUE;
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321 | }
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322 | #else
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323 | if (ctx->dir) {
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324 | closedir(ctx->dir);
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325 | ctx->dir = NULL;
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326 | }
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327 | #endif
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328 | }
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329 |
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330 | #endif /* !NO_FILESYSTEM && !NO_WOLFSSL_DIR */
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331 |
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332 |
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333 | wolfSSL_Mutex* wc_InitAndAllocMutex(void)
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334 | {
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335 | wolfSSL_Mutex* m = (wolfSSL_Mutex*) XMALLOC(sizeof(wolfSSL_Mutex), NULL,
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336 | DYNAMIC_TYPE_MUTEX);
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337 | if (m != NULL) {
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338 | if (wc_InitMutex(m) != 0) {
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339 | WOLFSSL_MSG("Init Mutex failed");
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340 | XFREE(m, NULL, DYNAMIC_TYPE_MUTEX);
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341 | m = NULL;
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342 | }
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343 | }
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344 | else {
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345 | WOLFSSL_MSG("Memory error with Mutex allocation");
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346 | }
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347 |
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348 | return m;
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349 | }
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350 |
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351 | #ifdef USE_WOLF_STRTOK
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352 | /* String token (delim) search. If str is null use nextp. */
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353 | char* wc_strtok(char *str, const char *delim, char **nextp)
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354 | {
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355 | char* ret;
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356 | int i, j;
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357 |
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358 | /* Use next if str is NULL */
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359 | if (str == NULL && nextp)
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360 | str = *nextp;
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361 |
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362 | /* verify str input */
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363 | if (str == NULL || *str == '\0')
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364 | return NULL;
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365 |
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366 | /* match on entire delim */
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367 | for (i = 0; str[i]; i++) {
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368 | for (j = 0; delim[j]; j++) {
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369 | if (delim[j] == str[i])
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370 | break;
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371 | }
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372 | if (!delim[j])
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373 | break;
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374 | }
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375 | str += i;
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376 | /* if end of string, not found so return NULL */
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377 | if (*str == '\0')
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378 | return NULL;
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379 |
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380 | ret = str;
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381 |
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382 | /* match on first delim */
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383 | for (i = 0; str[i]; i++) {
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384 | for (j = 0; delim[j]; j++) {
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385 | if (delim[j] == str[i])
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386 | break;
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387 | }
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388 | if (delim[j] == str[i])
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389 | break;
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390 | }
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391 | str += i;
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392 |
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393 | /* null terminate found string */
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394 | if (*str)
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395 | *str++ = '\0';
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396 |
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397 | /* return pointer to next */
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398 | if (nextp)
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399 | *nextp = str;
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400 |
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401 | return ret;
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402 | }
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403 | #endif /* USE_WOLF_STRTOK */
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404 |
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405 | #if WOLFSSL_CRYPT_HW_MUTEX
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406 | /* Mutex for protection of cryptography hardware */
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407 | static wolfSSL_Mutex wcCryptHwMutex;
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408 | static int wcCryptHwMutexInit = 0;
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409 |
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410 | int wolfSSL_CryptHwMutexInit(void) {
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411 | int ret = 0;
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412 | if(wcCryptHwMutexInit == 0) {
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413 | ret = wc_InitMutex(&wcCryptHwMutex);
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414 | if(ret == 0) {
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415 | wcCryptHwMutexInit = 1;
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416 | }
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417 | }
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418 | return ret;
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419 | }
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420 |
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421 | int wolfSSL_CryptHwMutexLock(void) {
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422 | int ret = BAD_MUTEX_E;
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423 |
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424 | /* Make sure HW Mutex has been initialized */
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425 | wolfSSL_CryptHwMutexInit();
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426 |
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427 | if(wcCryptHwMutexInit) {
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428 | ret = wc_LockMutex(&wcCryptHwMutex);
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429 | }
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430 | return ret;
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431 | }
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432 |
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433 | int wolfSSL_CryptHwMutexUnLock(void) {
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434 | int ret = BAD_MUTEX_E;
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435 |
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436 | if(wcCryptHwMutexInit) {
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437 | ret = wc_UnLockMutex(&wcCryptHwMutex);
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438 | }
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439 | return ret;
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440 | }
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441 | #endif /* WOLFSSL_CRYPT_HW_MUTEX */
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442 |
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443 |
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444 | /* ---------------------------------------------------------------------------*/
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445 | /* Mutex Ports */
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446 | /* ---------------------------------------------------------------------------*/
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447 | #ifdef SINGLE_THREADED
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448 |
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449 | int wc_InitMutex(wolfSSL_Mutex* m)
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450 | {
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451 | (void)m;
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452 | return 0;
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453 | }
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454 |
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455 | int wc_FreeMutex(wolfSSL_Mutex *m)
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456 | {
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457 | (void)m;
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458 | return 0;
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459 | }
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460 |
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461 |
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462 | int wc_LockMutex(wolfSSL_Mutex *m)
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463 | {
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464 | (void)m;
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465 | return 0;
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466 | }
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467 |
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468 |
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469 | int wc_UnLockMutex(wolfSSL_Mutex *m)
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470 | {
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471 | (void)m;
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472 | return 0;
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473 | }
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474 |
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475 | #elif defined(FREERTOS) || defined(FREERTOS_TCP) || \
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476 | defined(FREESCALE_FREE_RTOS)
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477 |
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478 | int wc_InitMutex(wolfSSL_Mutex* m)
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479 | {
|
---|
480 | int iReturn;
|
---|
481 |
|
---|
482 | *m = ( wolfSSL_Mutex ) xSemaphoreCreateMutex();
|
---|
483 | if( *m != NULL )
|
---|
484 | iReturn = 0;
|
---|
485 | else
|
---|
486 | iReturn = BAD_MUTEX_E;
|
---|
487 |
|
---|
488 | return iReturn;
|
---|
489 | }
|
---|
490 |
|
---|
491 | int wc_FreeMutex(wolfSSL_Mutex* m)
|
---|
492 | {
|
---|
493 | vSemaphoreDelete( *m );
|
---|
494 | return 0;
|
---|
495 | }
|
---|
496 |
|
---|
497 | int wc_LockMutex(wolfSSL_Mutex* m)
|
---|
498 | {
|
---|
499 | /* Assume an infinite block, or should there be zero block? */
|
---|
500 | xSemaphoreTake( *m, portMAX_DELAY );
|
---|
501 | return 0;
|
---|
502 | }
|
---|
503 |
|
---|
504 | int wc_UnLockMutex(wolfSSL_Mutex* m)
|
---|
505 | {
|
---|
506 | xSemaphoreGive( *m );
|
---|
507 | return 0;
|
---|
508 | }
|
---|
509 |
|
---|
510 | #elif defined(WOLFSSL_SAFERTOS)
|
---|
511 |
|
---|
512 | int wc_InitMutex(wolfSSL_Mutex* m)
|
---|
513 | {
|
---|
514 | vSemaphoreCreateBinary(m->mutexBuffer, m->mutex);
|
---|
515 | if (m->mutex == NULL)
|
---|
516 | return BAD_MUTEX_E;
|
---|
517 |
|
---|
518 | return 0;
|
---|
519 | }
|
---|
520 |
|
---|
521 | int wc_FreeMutex(wolfSSL_Mutex* m)
|
---|
522 | {
|
---|
523 | (void)m;
|
---|
524 | return 0;
|
---|
525 | }
|
---|
526 |
|
---|
527 | int wc_LockMutex(wolfSSL_Mutex* m)
|
---|
528 | {
|
---|
529 | /* Assume an infinite block */
|
---|
530 | xSemaphoreTake(m->mutex, portMAX_DELAY);
|
---|
531 | return 0;
|
---|
532 | }
|
---|
533 |
|
---|
534 | int wc_UnLockMutex(wolfSSL_Mutex* m)
|
---|
535 | {
|
---|
536 | xSemaphoreGive(m->mutex);
|
---|
537 | return 0;
|
---|
538 | }
|
---|
539 |
|
---|
540 | #elif defined(USE_WINDOWS_API)
|
---|
541 |
|
---|
542 | int wc_InitMutex(wolfSSL_Mutex* m)
|
---|
543 | {
|
---|
544 | InitializeCriticalSection(m);
|
---|
545 | return 0;
|
---|
546 | }
|
---|
547 |
|
---|
548 |
|
---|
549 | int wc_FreeMutex(wolfSSL_Mutex* m)
|
---|
550 | {
|
---|
551 | DeleteCriticalSection(m);
|
---|
552 | return 0;
|
---|
553 | }
|
---|
554 |
|
---|
555 |
|
---|
556 | int wc_LockMutex(wolfSSL_Mutex* m)
|
---|
557 | {
|
---|
558 | EnterCriticalSection(m);
|
---|
559 | return 0;
|
---|
560 | }
|
---|
561 |
|
---|
562 |
|
---|
563 | int wc_UnLockMutex(wolfSSL_Mutex* m)
|
---|
564 | {
|
---|
565 | LeaveCriticalSection(m);
|
---|
566 | return 0;
|
---|
567 | }
|
---|
568 |
|
---|
569 | #elif defined(WOLFSSL_PTHREADS)
|
---|
570 |
|
---|
571 | int wc_InitMutex(wolfSSL_Mutex* m)
|
---|
572 | {
|
---|
573 | if (pthread_mutex_init(m, 0) == 0)
|
---|
574 | return 0;
|
---|
575 | else
|
---|
576 | return BAD_MUTEX_E;
|
---|
577 | }
|
---|
578 |
|
---|
579 |
|
---|
580 | int wc_FreeMutex(wolfSSL_Mutex* m)
|
---|
581 | {
|
---|
582 | if (pthread_mutex_destroy(m) == 0)
|
---|
583 | return 0;
|
---|
584 | else
|
---|
585 | return BAD_MUTEX_E;
|
---|
586 | }
|
---|
587 |
|
---|
588 |
|
---|
589 | int wc_LockMutex(wolfSSL_Mutex* m)
|
---|
590 | {
|
---|
591 | if (pthread_mutex_lock(m) == 0)
|
---|
592 | return 0;
|
---|
593 | else
|
---|
594 | return BAD_MUTEX_E;
|
---|
595 | }
|
---|
596 |
|
---|
597 |
|
---|
598 | int wc_UnLockMutex(wolfSSL_Mutex* m)
|
---|
599 | {
|
---|
600 | if (pthread_mutex_unlock(m) == 0)
|
---|
601 | return 0;
|
---|
602 | else
|
---|
603 | return BAD_MUTEX_E;
|
---|
604 | }
|
---|
605 |
|
---|
606 | #elif defined(THREADX)
|
---|
607 |
|
---|
608 | int wc_InitMutex(wolfSSL_Mutex* m)
|
---|
609 | {
|
---|
610 | if (tx_mutex_create(m, "wolfSSL Mutex", TX_NO_INHERIT) == 0)
|
---|
611 | return 0;
|
---|
612 | else
|
---|
613 | return BAD_MUTEX_E;
|
---|
614 | }
|
---|
615 |
|
---|
616 |
|
---|
617 | int wc_FreeMutex(wolfSSL_Mutex* m)
|
---|
618 | {
|
---|
619 | if (tx_mutex_delete(m) == 0)
|
---|
620 | return 0;
|
---|
621 | else
|
---|
622 | return BAD_MUTEX_E;
|
---|
623 | }
|
---|
624 |
|
---|
625 |
|
---|
626 | int wc_LockMutex(wolfSSL_Mutex* m)
|
---|
627 | {
|
---|
628 | if (tx_mutex_get(m, TX_WAIT_FOREVER) == 0)
|
---|
629 | return 0;
|
---|
630 | else
|
---|
631 | return BAD_MUTEX_E;
|
---|
632 | }
|
---|
633 |
|
---|
634 | int wc_UnLockMutex(wolfSSL_Mutex* m)
|
---|
635 | {
|
---|
636 | if (tx_mutex_put(m) == 0)
|
---|
637 | return 0;
|
---|
638 | else
|
---|
639 | return BAD_MUTEX_E;
|
---|
640 | }
|
---|
641 |
|
---|
642 | #elif defined(MICRIUM)
|
---|
643 |
|
---|
644 | int wc_InitMutex(wolfSSL_Mutex* m)
|
---|
645 | {
|
---|
646 | OS_ERR err;
|
---|
647 |
|
---|
648 | OSMutexCreate(m, "wolfSSL Mutex", &err);
|
---|
649 |
|
---|
650 | if (err == OS_ERR_NONE)
|
---|
651 | return 0;
|
---|
652 | else
|
---|
653 | return BAD_MUTEX_E;
|
---|
654 | }
|
---|
655 |
|
---|
656 | int wc_FreeMutex(wolfSSL_Mutex* m)
|
---|
657 | {
|
---|
658 | #if (OS_CFG_MUTEX_DEL_EN == DEF_ENABLED)
|
---|
659 | OS_ERR err;
|
---|
660 |
|
---|
661 | OSMutexDel(m, OS_OPT_DEL_ALWAYS, &err);
|
---|
662 |
|
---|
663 | if (err == OS_ERR_NONE)
|
---|
664 | return 0;
|
---|
665 | else
|
---|
666 | return BAD_MUTEX_E;
|
---|
667 | #else
|
---|
668 | return 0;
|
---|
669 | #endif
|
---|
670 | }
|
---|
671 |
|
---|
672 | int wc_LockMutex(wolfSSL_Mutex* m)
|
---|
673 | {
|
---|
674 | OS_ERR err;
|
---|
675 |
|
---|
676 | OSMutexPend(m, 0, OS_OPT_PEND_BLOCKING, NULL, &err);
|
---|
677 |
|
---|
678 | if (err == OS_ERR_NONE)
|
---|
679 | return 0;
|
---|
680 | else
|
---|
681 | return BAD_MUTEX_E;
|
---|
682 | }
|
---|
683 |
|
---|
684 | int wc_UnLockMutex(wolfSSL_Mutex* m)
|
---|
685 | {
|
---|
686 | OS_ERR err;
|
---|
687 |
|
---|
688 | OSMutexPost(m, OS_OPT_POST_NONE, &err);
|
---|
689 |
|
---|
690 | if (err == OS_ERR_NONE)
|
---|
691 | return 0;
|
---|
692 | else
|
---|
693 | return BAD_MUTEX_E;
|
---|
694 | }
|
---|
695 |
|
---|
696 | #elif defined(EBSNET)
|
---|
697 |
|
---|
698 | int wc_InitMutex(wolfSSL_Mutex* m)
|
---|
699 | {
|
---|
700 | if (rtp_sig_mutex_alloc(m, "wolfSSL Mutex") == -1)
|
---|
701 | return BAD_MUTEX_E;
|
---|
702 | else
|
---|
703 | return 0;
|
---|
704 | }
|
---|
705 |
|
---|
706 | int wc_FreeMutex(wolfSSL_Mutex* m)
|
---|
707 | {
|
---|
708 | rtp_sig_mutex_free(*m);
|
---|
709 | return 0;
|
---|
710 | }
|
---|
711 |
|
---|
712 | int wc_LockMutex(wolfSSL_Mutex* m)
|
---|
713 | {
|
---|
714 | if (rtp_sig_mutex_claim_timed(*m, RTIP_INF) == 0)
|
---|
715 | return 0;
|
---|
716 | else
|
---|
717 | return BAD_MUTEX_E;
|
---|
718 | }
|
---|
719 |
|
---|
720 | int wc_UnLockMutex(wolfSSL_Mutex* m)
|
---|
721 | {
|
---|
722 | rtp_sig_mutex_release(*m);
|
---|
723 | return 0;
|
---|
724 | }
|
---|
725 |
|
---|
726 | #elif defined(FREESCALE_MQX) || defined(FREESCALE_KSDK_MQX)
|
---|
727 |
|
---|
728 | int wc_InitMutex(wolfSSL_Mutex* m)
|
---|
729 | {
|
---|
730 | if (_mutex_init(m, NULL) == MQX_EOK)
|
---|
731 | return 0;
|
---|
732 | else
|
---|
733 | return BAD_MUTEX_E;
|
---|
734 | }
|
---|
735 |
|
---|
736 | int wc_FreeMutex(wolfSSL_Mutex* m)
|
---|
737 | {
|
---|
738 | if (_mutex_destroy(m) == MQX_EOK)
|
---|
739 | return 0;
|
---|
740 | else
|
---|
741 | return BAD_MUTEX_E;
|
---|
742 | }
|
---|
743 |
|
---|
744 | int wc_LockMutex(wolfSSL_Mutex* m)
|
---|
745 | {
|
---|
746 | if (_mutex_lock(m) == MQX_EOK)
|
---|
747 | return 0;
|
---|
748 | else
|
---|
749 | return BAD_MUTEX_E;
|
---|
750 | }
|
---|
751 |
|
---|
752 | int wc_UnLockMutex(wolfSSL_Mutex* m)
|
---|
753 | {
|
---|
754 | if (_mutex_unlock(m) == MQX_EOK)
|
---|
755 | return 0;
|
---|
756 | else
|
---|
757 | return BAD_MUTEX_E;
|
---|
758 | }
|
---|
759 |
|
---|
760 | #elif defined(WOLFSSL_TIRTOS)
|
---|
761 | #include <xdc/runtime/Error.h>
|
---|
762 |
|
---|
763 | int wc_InitMutex(wolfSSL_Mutex* m)
|
---|
764 | {
|
---|
765 | Semaphore_Params params;
|
---|
766 | Error_Block eb;
|
---|
767 |
|
---|
768 | Error_init(&eb);
|
---|
769 | Semaphore_Params_init(¶ms);
|
---|
770 | params.mode = Semaphore_Mode_BINARY;
|
---|
771 |
|
---|
772 | *m = Semaphore_create(1, ¶ms, &eb);
|
---|
773 | if (Error_check(&eb)) {
|
---|
774 | Error_raise(&eb, Error_E_generic, "Failed to Create the semaphore.",
|
---|
775 | NULL);
|
---|
776 | return BAD_MUTEX_E;
|
---|
777 | }
|
---|
778 | else
|
---|
779 | return 0;
|
---|
780 | }
|
---|
781 |
|
---|
782 | int wc_FreeMutex(wolfSSL_Mutex* m)
|
---|
783 | {
|
---|
784 | Semaphore_delete(m);
|
---|
785 |
|
---|
786 | return 0;
|
---|
787 | }
|
---|
788 |
|
---|
789 | int wc_LockMutex(wolfSSL_Mutex* m)
|
---|
790 | {
|
---|
791 | Semaphore_pend(*m, BIOS_WAIT_FOREVER);
|
---|
792 |
|
---|
793 | return 0;
|
---|
794 | }
|
---|
795 |
|
---|
796 | int wc_UnLockMutex(wolfSSL_Mutex* m)
|
---|
797 | {
|
---|
798 | Semaphore_post(*m);
|
---|
799 |
|
---|
800 | return 0;
|
---|
801 | }
|
---|
802 |
|
---|
803 | #elif defined(WOLFSSL_uITRON4)
|
---|
804 |
|
---|
805 | int wc_InitMutex(wolfSSL_Mutex* m)
|
---|
806 | {
|
---|
807 | int iReturn;
|
---|
808 | m->sem.sematr = TA_TFIFO;
|
---|
809 | m->sem.isemcnt = 1;
|
---|
810 | m->sem.maxsem = 1;
|
---|
811 | m->sem.name = NULL;
|
---|
812 |
|
---|
813 | m->id = acre_sem(&m->sem);
|
---|
814 | if( m->id != E_OK )
|
---|
815 | iReturn = 0;
|
---|
816 | else
|
---|
817 | iReturn = BAD_MUTEX_E;
|
---|
818 |
|
---|
819 | return iReturn;
|
---|
820 | }
|
---|
821 |
|
---|
822 | int wc_FreeMutex(wolfSSL_Mutex* m)
|
---|
823 | {
|
---|
824 | del_sem( m->id );
|
---|
825 | return 0;
|
---|
826 | }
|
---|
827 |
|
---|
828 | int wc_LockMutex(wolfSSL_Mutex* m)
|
---|
829 | {
|
---|
830 | wai_sem(m->id);
|
---|
831 | return 0;
|
---|
832 | }
|
---|
833 |
|
---|
834 | int wc_UnLockMutex(wolfSSL_Mutex* m)
|
---|
835 | {
|
---|
836 | sig_sem(m->id);
|
---|
837 | return 0;
|
---|
838 | }
|
---|
839 |
|
---|
840 | /**** uITRON malloc/free ***/
|
---|
841 | static ID ID_wolfssl_MPOOL = 0;
|
---|
842 | static T_CMPL wolfssl_MPOOL = {TA_TFIFO, 0, NULL, "wolfSSL_MPOOL"};
|
---|
843 |
|
---|
844 | int uITRON4_minit(size_t poolsz) {
|
---|
845 | ER ercd;
|
---|
846 | wolfssl_MPOOL.mplsz = poolsz;
|
---|
847 | ercd = acre_mpl(&wolfssl_MPOOL);
|
---|
848 | if (ercd > 0) {
|
---|
849 | ID_wolfssl_MPOOL = ercd;
|
---|
850 | return 0;
|
---|
851 | } else {
|
---|
852 | return -1;
|
---|
853 | }
|
---|
854 | }
|
---|
855 |
|
---|
856 | void *uITRON4_malloc(size_t sz) {
|
---|
857 | ER ercd;
|
---|
858 | void *p;
|
---|
859 | ercd = get_mpl(ID_wolfssl_MPOOL, sz, (VP)&p);
|
---|
860 | if (ercd == E_OK) {
|
---|
861 | return p;
|
---|
862 | } else {
|
---|
863 | return 0;
|
---|
864 | }
|
---|
865 | }
|
---|
866 |
|
---|
867 | void *uITRON4_realloc(void *p, size_t sz) {
|
---|
868 | ER ercd;
|
---|
869 | void *newp;
|
---|
870 | if(p) {
|
---|
871 | ercd = get_mpl(ID_wolfssl_MPOOL, sz, (VP)&newp);
|
---|
872 | if (ercd == E_OK) {
|
---|
873 | XMEMCPY(newp, p, sz);
|
---|
874 | ercd = rel_mpl(ID_wolfssl_MPOOL, (VP)p);
|
---|
875 | if (ercd == E_OK) {
|
---|
876 | return newp;
|
---|
877 | }
|
---|
878 | }
|
---|
879 | }
|
---|
880 | return 0;
|
---|
881 | }
|
---|
882 |
|
---|
883 | void uITRON4_free(void *p) {
|
---|
884 | ER ercd;
|
---|
885 | ercd = rel_mpl(ID_wolfssl_MPOOL, (VP)p);
|
---|
886 | if (ercd == E_OK) {
|
---|
887 | return;
|
---|
888 | } else {
|
---|
889 | return;
|
---|
890 | }
|
---|
891 | }
|
---|
892 |
|
---|
893 | #elif defined(WOLFSSL_uTKERNEL2)
|
---|
894 |
|
---|
895 | int wc_InitMutex(wolfSSL_Mutex* m)
|
---|
896 | {
|
---|
897 | int iReturn;
|
---|
898 | m->sem.sematr = TA_TFIFO;
|
---|
899 | m->sem.isemcnt = 1;
|
---|
900 | m->sem.maxsem = 1;
|
---|
901 |
|
---|
902 | m->id = tk_cre_sem(&m->sem);
|
---|
903 | if( m->id != NULL )
|
---|
904 | iReturn = 0;
|
---|
905 | else
|
---|
906 | iReturn = BAD_MUTEX_E;
|
---|
907 |
|
---|
908 | return iReturn;
|
---|
909 | }
|
---|
910 |
|
---|
911 | int wc_FreeMutex(wolfSSL_Mutex* m)
|
---|
912 | {
|
---|
913 | tk_del_sem(m->id);
|
---|
914 | return 0;
|
---|
915 | }
|
---|
916 |
|
---|
917 | int wc_LockMutex(wolfSSL_Mutex* m)
|
---|
918 | {
|
---|
919 | tk_wai_sem(m->id, 1, TMO_FEVR);
|
---|
920 | return 0;
|
---|
921 | }
|
---|
922 |
|
---|
923 | int wc_UnLockMutex(wolfSSL_Mutex* m)
|
---|
924 | {
|
---|
925 | tk_sig_sem(m->id, 1);
|
---|
926 | return 0;
|
---|
927 | }
|
---|
928 |
|
---|
929 | /**** uT-Kernel malloc/free ***/
|
---|
930 | static ID ID_wolfssl_MPOOL = 0;
|
---|
931 | static T_CMPL wolfssl_MPOOL = {
|
---|
932 | NULL, /* Extended information */
|
---|
933 | TA_TFIFO, /* Memory pool attribute */
|
---|
934 | 0, /* Size of whole memory pool (byte) */
|
---|
935 | "wolfSSL" /* Object name (max 8-char) */
|
---|
936 | };
|
---|
937 |
|
---|
938 | int uTKernel_init_mpool(unsigned int sz) {
|
---|
939 | ER ercd;
|
---|
940 | wolfssl_MPOOL.mplsz = sz;
|
---|
941 | ercd = tk_cre_mpl(&wolfssl_MPOOL);
|
---|
942 | if (ercd > 0) {
|
---|
943 | ID_wolfssl_MPOOL = ercd;
|
---|
944 | return 0;
|
---|
945 | } else {
|
---|
946 | return (int)ercd;
|
---|
947 | }
|
---|
948 | }
|
---|
949 |
|
---|
950 | void *uTKernel_malloc(unsigned int sz) {
|
---|
951 | ER ercd;
|
---|
952 | void *p;
|
---|
953 | ercd = tk_get_mpl(ID_wolfssl_MPOOL, sz, (VP)&p, TMO_FEVR);
|
---|
954 | if (ercd == E_OK) {
|
---|
955 | return p;
|
---|
956 | } else {
|
---|
957 | return 0;
|
---|
958 | }
|
---|
959 | }
|
---|
960 |
|
---|
961 | void *uTKernel_realloc(void *p, unsigned int sz) {
|
---|
962 | ER ercd;
|
---|
963 | void *newp;
|
---|
964 | if (p) {
|
---|
965 | ercd = tk_get_mpl(ID_wolfssl_MPOOL, sz, (VP)&newp, TMO_FEVR);
|
---|
966 | if (ercd == E_OK) {
|
---|
967 | XMEMCPY(newp, p, sz);
|
---|
968 | ercd = tk_rel_mpl(ID_wolfssl_MPOOL, (VP)p);
|
---|
969 | if (ercd == E_OK) {
|
---|
970 | return newp;
|
---|
971 | }
|
---|
972 | }
|
---|
973 | }
|
---|
974 | return 0;
|
---|
975 | }
|
---|
976 |
|
---|
977 | void uTKernel_free(void *p) {
|
---|
978 | ER ercd;
|
---|
979 | ercd = tk_rel_mpl(ID_wolfssl_MPOOL, (VP)p);
|
---|
980 | if (ercd == E_OK) {
|
---|
981 | return;
|
---|
982 | } else {
|
---|
983 | return;
|
---|
984 | }
|
---|
985 | }
|
---|
986 |
|
---|
987 | #elif defined (WOLFSSL_FROSTED)
|
---|
988 |
|
---|
989 | int wc_InitMutex(wolfSSL_Mutex* m)
|
---|
990 | {
|
---|
991 | *m = mutex_init();
|
---|
992 | if (*m)
|
---|
993 | return 0;
|
---|
994 | else
|
---|
995 | return -1;
|
---|
996 | }
|
---|
997 |
|
---|
998 | int wc_FreeMutex(wolfSSL_Mutex* m)
|
---|
999 | {
|
---|
1000 | mutex_destroy(*m);
|
---|
1001 | return(0);
|
---|
1002 | }
|
---|
1003 |
|
---|
1004 | int wc_LockMutex(wolfSSL_Mutex* m)
|
---|
1005 | {
|
---|
1006 | mutex_lock(*m);
|
---|
1007 | return 0;
|
---|
1008 | }
|
---|
1009 |
|
---|
1010 | int wc_UnLockMutex(wolfSSL_Mutex* m)
|
---|
1011 | {
|
---|
1012 | mutex_unlock(*m);
|
---|
1013 | return 0;
|
---|
1014 | }
|
---|
1015 |
|
---|
1016 | #elif defined(WOLFSSL_CMSIS_RTOS)
|
---|
1017 |
|
---|
1018 | #define CMSIS_NMUTEX 10
|
---|
1019 | osMutexDef(wolfSSL_mt0); osMutexDef(wolfSSL_mt1); osMutexDef(wolfSSL_mt2);
|
---|
1020 | osMutexDef(wolfSSL_mt3); osMutexDef(wolfSSL_mt4); osMutexDef(wolfSSL_mt5);
|
---|
1021 | osMutexDef(wolfSSL_mt6); osMutexDef(wolfSSL_mt7); osMutexDef(wolfSSL_mt8);
|
---|
1022 | osMutexDef(wolfSSL_mt9);
|
---|
1023 |
|
---|
1024 | static const osMutexDef_t *CMSIS_mutex[] = { osMutex(wolfSSL_mt0),
|
---|
1025 | osMutex(wolfSSL_mt1), osMutex(wolfSSL_mt2), osMutex(wolfSSL_mt3),
|
---|
1026 | osMutex(wolfSSL_mt4), osMutex(wolfSSL_mt5), osMutex(wolfSSL_mt6),
|
---|
1027 | osMutex(wolfSSL_mt7), osMutex(wolfSSL_mt8), osMutex(wolfSSL_mt9) };
|
---|
1028 |
|
---|
1029 | static osMutexId CMSIS_mutexID[CMSIS_NMUTEX] = {0};
|
---|
1030 |
|
---|
1031 | int wc_InitMutex(wolfSSL_Mutex* m)
|
---|
1032 | {
|
---|
1033 | int i;
|
---|
1034 | for (i=0; i<CMSIS_NMUTEX; i++) {
|
---|
1035 | if(CMSIS_mutexID[i] == 0) {
|
---|
1036 | CMSIS_mutexID[i] = osMutexCreate(CMSIS_mutex[i]);
|
---|
1037 | (*m) = CMSIS_mutexID[i];
|
---|
1038 | return 0;
|
---|
1039 | }
|
---|
1040 | }
|
---|
1041 | return -1;
|
---|
1042 | }
|
---|
1043 |
|
---|
1044 | int wc_FreeMutex(wolfSSL_Mutex* m)
|
---|
1045 | {
|
---|
1046 | int i;
|
---|
1047 | osMutexDelete (*m);
|
---|
1048 | for (i=0; i<CMSIS_NMUTEX; i++) {
|
---|
1049 | if(CMSIS_mutexID[i] == (*m)) {
|
---|
1050 | CMSIS_mutexID[i] = 0;
|
---|
1051 | return(0);
|
---|
1052 | }
|
---|
1053 | }
|
---|
1054 | return(-1);
|
---|
1055 | }
|
---|
1056 |
|
---|
1057 | int wc_LockMutex(wolfSSL_Mutex* m)
|
---|
1058 | {
|
---|
1059 | osMutexWait(*m, osWaitForever);
|
---|
1060 | return(0);
|
---|
1061 | }
|
---|
1062 |
|
---|
1063 | int wc_UnLockMutex(wolfSSL_Mutex* m)
|
---|
1064 | {
|
---|
1065 | osMutexRelease (*m);
|
---|
1066 | return 0;
|
---|
1067 | }
|
---|
1068 |
|
---|
1069 | #elif defined(WOLFSSL_MDK_ARM)
|
---|
1070 |
|
---|
1071 | int wc_InitMutex(wolfSSL_Mutex* m)
|
---|
1072 | {
|
---|
1073 | os_mut_init (m);
|
---|
1074 | return 0;
|
---|
1075 | }
|
---|
1076 |
|
---|
1077 | int wc_FreeMutex(wolfSSL_Mutex* m)
|
---|
1078 | {
|
---|
1079 | return(0);
|
---|
1080 | }
|
---|
1081 |
|
---|
1082 | int wc_LockMutex(wolfSSL_Mutex* m)
|
---|
1083 | {
|
---|
1084 | os_mut_wait (m, 0xffff);
|
---|
1085 | return(0);
|
---|
1086 | }
|
---|
1087 |
|
---|
1088 | int wc_UnLockMutex(wolfSSL_Mutex* m)
|
---|
1089 | {
|
---|
1090 | os_mut_release (m);
|
---|
1091 | return 0;
|
---|
1092 | }
|
---|
1093 |
|
---|
1094 | #elif defined(INTIME_RTOS)
|
---|
1095 |
|
---|
1096 | int wc_InitMutex(wolfSSL_Mutex* m)
|
---|
1097 | {
|
---|
1098 | int ret = 0;
|
---|
1099 |
|
---|
1100 | if (m == NULL)
|
---|
1101 | return BAD_FUNC_ARG;
|
---|
1102 |
|
---|
1103 | *m = CreateRtSemaphore(
|
---|
1104 | 1, /* initial unit count */
|
---|
1105 | 1, /* maximum unit count */
|
---|
1106 | PRIORITY_QUEUING /* creation flags: FIFO_QUEUING or PRIORITY_QUEUING */
|
---|
1107 | );
|
---|
1108 | if (*m == BAD_RTHANDLE) {
|
---|
1109 | ret = GetLastRtError();
|
---|
1110 | if (ret != E_OK)
|
---|
1111 | ret = BAD_MUTEX_E;
|
---|
1112 | }
|
---|
1113 | return ret;
|
---|
1114 | }
|
---|
1115 |
|
---|
1116 | int wc_FreeMutex(wolfSSL_Mutex* m)
|
---|
1117 | {
|
---|
1118 | int ret = 0;
|
---|
1119 | BOOLEAN del;
|
---|
1120 |
|
---|
1121 | if (m == NULL)
|
---|
1122 | return BAD_FUNC_ARG;
|
---|
1123 |
|
---|
1124 | del = DeleteRtSemaphore(
|
---|
1125 | *m /* handle for RT semaphore */
|
---|
1126 | );
|
---|
1127 | if (del != TRUE)
|
---|
1128 | ret = BAD_MUTEX_E;
|
---|
1129 |
|
---|
1130 | return ret;
|
---|
1131 | }
|
---|
1132 |
|
---|
1133 | int wc_LockMutex(wolfSSL_Mutex* m)
|
---|
1134 | {
|
---|
1135 | int ret = 0;
|
---|
1136 | DWORD lck;
|
---|
1137 |
|
---|
1138 | if (m == NULL)
|
---|
1139 | return BAD_FUNC_ARG;
|
---|
1140 |
|
---|
1141 | lck = WaitForRtSemaphore(
|
---|
1142 | *m, /* handle for RT semaphore */
|
---|
1143 | 1, /* number of units to wait for */
|
---|
1144 | WAIT_FOREVER /* number of milliseconds to wait for units */
|
---|
1145 | );
|
---|
1146 | if (lck == WAIT_FAILED) {
|
---|
1147 | ret = GetLastRtError();
|
---|
1148 | if (ret != E_OK)
|
---|
1149 | ret = BAD_MUTEX_E;
|
---|
1150 | }
|
---|
1151 | return ret;
|
---|
1152 | }
|
---|
1153 |
|
---|
1154 | int wc_UnLockMutex(wolfSSL_Mutex* m)
|
---|
1155 | {
|
---|
1156 | int ret = 0;
|
---|
1157 | BOOLEAN rel;
|
---|
1158 |
|
---|
1159 | if (m == NULL)
|
---|
1160 | return BAD_FUNC_ARG;
|
---|
1161 |
|
---|
1162 | rel = ReleaseRtSemaphore(
|
---|
1163 | *m, /* handle for RT semaphore */
|
---|
1164 | 1 /* number of units to release to semaphore */
|
---|
1165 | );
|
---|
1166 | if (rel != TRUE)
|
---|
1167 | ret = BAD_MUTEX_E;
|
---|
1168 |
|
---|
1169 | return ret;
|
---|
1170 | }
|
---|
1171 |
|
---|
1172 | #else
|
---|
1173 | #warning No mutex handling defined
|
---|
1174 |
|
---|
1175 | #endif
|
---|
1176 |
|
---|
1177 |
|
---|
1178 | #if defined(WOLFSSL_TI_CRYPT) || defined(WOLFSSL_TI_HASH)
|
---|
1179 | #include <wolfcrypt/src/port/ti/ti-ccm.c> /* initialize and Mutex for TI Crypt Engine */
|
---|
1180 | #include <wolfcrypt/src/port/ti/ti-hash.c> /* md5, sha1, sha224, sha256 */
|
---|
1181 | #endif
|
---|