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open62541
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plugins
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ua_securitypolicy_none.c

ua_securitypolicy_none.c 6.1 KB
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  1. /* This work is licensed under a Creative Commons CCZero 1.0 Universal License.
    2. 

  2.  * See http://creativecommons.org/publicdomain/zero/1.0/ for more information. */
    3. 

  3. 

  4. #include "ua_securitypolicy_none.h"
    5. 

  5. #include "ua_types_generated_handling.h"
    6. 

  6. 

  7. static UA_StatusCode
    8. 

  8. verify_none(const UA_SecurityPolicy *securityPolicy,
    9. 

  9.             const void *channelContext,
    10. 

  10.             const UA_ByteString *message,
    11. 

  11.             const UA_ByteString *signature) {
    12. 

  12.     return UA_STATUSCODE_GOOD;
    13. 

  13. }
    14. 

  14. 

  15. static UA_StatusCode
    16. 

  16. sign_none(const UA_SecurityPolicy *securityPolicy,
    17. 

  17.           const void *channelContext,
    18. 

  18.           const UA_ByteString *message,
    19. 

  19.           UA_ByteString *signature) {
    20. 

  20.     return UA_STATUSCODE_GOOD;
    21. 

  21. }
    22. 

  22. 

  23. static size_t
    24. 

  24. length_none(const UA_SecurityPolicy *securityPolicy,
    25. 

  25.             const void *channelContext) {
    26. 

  26.     return 0;
    27. 

  27. }
    28. 

  28. 

  29. static UA_StatusCode
    30. 

  30. encrypt_none(const UA_SecurityPolicy *securityPolicy,
    31. 

  31.              const void *channelContext,
    32. 

  32.              UA_ByteString *data) {
    33. 

  33.     return UA_STATUSCODE_GOOD;
    34. 

  34. }
    35. 

  35. 

  36. static UA_StatusCode
    37. 

  37. decrypt_none(const UA_SecurityPolicy *securityPolicy,
    38. 

  38.              const void *channelContext,
    39. 

  39.              UA_ByteString *data) {
    40. 

  40.     return UA_STATUSCODE_GOOD;
    41. 

  41. }
    42. 

  42. 

  43. static UA_StatusCode
    44. 

  44. makeThumbprint_none(const UA_SecurityPolicy *securityPolicy,
    45. 

  45.                     const UA_ByteString *certificate,
    46. 

  46.                     UA_ByteString *thumbprint) {
    47. 

  47.     return UA_STATUSCODE_GOOD;
    48. 

  48. }
    49. 

  49. 

  50. static UA_StatusCode
    51. 

  51. compareThumbprint_none(const UA_SecurityPolicy *securityPolicy,
    52. 

  52.                        const UA_ByteString *certificateThumbprint) {
    53. 

  53.     return UA_STATUSCODE_GOOD;
    54. 

  54. }
    55. 

  55. 

  56. static UA_StatusCode
    57. 

  57. generateKey_none(const UA_SecurityPolicy *securityPolicy,
    58. 

  58.                  const UA_ByteString *secret,
    59. 

  59.                  const UA_ByteString *seed,
    60. 

  60.                  UA_ByteString *out) {
    61. 

  61.     return UA_STATUSCODE_GOOD;
    62. 

  62. }
    63. 

  63. 

  64. static UA_StatusCode
    65. 

  65. generateNonce_none(const UA_SecurityPolicy *securityPolicy,
    66. 

  66.                    UA_ByteString *out) {
    67. 

  67.     out->data = UA_Byte_new();
    68. 

  68.     if(!out->data)
    69. 

  69.         return UA_STATUSCODE_BADOUTOFMEMORY;
    70. 

  70.     out->length = 1;
    71. 

  71.     out->data[0] = 'a';
    72. 

  72.     return UA_STATUSCODE_GOOD;
    73. 

  73. }
    74. 

  74. 

  75. static UA_StatusCode
    76. 

  76. newContext_none(const UA_SecurityPolicy *securityPolicy,
    77. 

  77.                 const UA_ByteString *remoteCertificate,
    78. 

  78.                 void **channelContext) {
    79. 

  79.     return UA_STATUSCODE_GOOD;
    80. 

  80. }
    81. 

  81. 

  82. static void
    83. 

  83. deleteContext_none(void *const channelContext) {
    84. 

  84. }
    85. 

  85. 

  86. static UA_StatusCode
    87. 

  87. setContextValue_none(void *channelContext,
    88. 

  88.                      const UA_ByteString *key) {
    89. 

  89.     return UA_STATUSCODE_GOOD;
    90. 

  90. }
    91. 

  91. 

  92. static size_t
    93. 

  93. getRemoteAsymPlainTextBlockSize_none(const void *const channelContext) {
    94. 

  94.     return 0;
    95. 

  95. }
    96. 

  96. 

  97. static size_t
    98. 

  98. getRemoteAsymEncryptionBufferLengthOverhead_none(const void *const channelContext,
    99. 

  99.                                                  const size_t maxEncryptionLength) {
    100. 

  100.     return 0;
    101. 

  101. }
    102. 

  102. 

  103. static UA_StatusCode
    104. 

  104. compareCertificate_none(const void *channelContext,
    105. 

  105.                         const UA_ByteString *certificate) {
    106. 

  106.     return UA_STATUSCODE_GOOD;
    107. 

  107. }
    108. 

  108. 

  109. static void
    110. 

  110. policy_deletemembers_none(UA_SecurityPolicy *policy) {
    111. 

  111.     UA_ByteString_deleteMembers(&policy->localCertificate);
    112. 

  112. }
    113. 

  113. 

  114. UA_StatusCode
    115. 

  115. UA_SecurityPolicy_None(UA_SecurityPolicy *policy, const UA_ByteString localCertificate,
    116. 

  116.                        UA_Logger logger) {
    117. 

  117.     policy->policyContext = (void*)(uintptr_t)logger;
    118. 

  118.     policy->policyUri = UA_STRING("http://opcfoundation.org/UA/SecurityPolicy#None");
    119. 

  119.     policy->logger = logger;
    120. 

  120.     UA_ByteString_copy(&localCertificate, &policy->localCertificate);
    121. 

  121. 

  122.     policy->asymmetricModule.makeCertificateThumbprint = makeThumbprint_none;
    123. 

  123.     policy->asymmetricModule.compareCertificateThumbprint = compareThumbprint_none;
    124. 

  124.     policy->asymmetricModule.cryptoModule.signatureAlgorithmUri = UA_STRING_NULL;
    125. 

  125.     policy->asymmetricModule.cryptoModule.verify = verify_none;
    126. 

  126.     policy->asymmetricModule.cryptoModule.sign = sign_none;
    127. 

  127.     policy->asymmetricModule.cryptoModule.getLocalSignatureSize = length_none;
    128. 

  128.     policy->asymmetricModule.cryptoModule.getRemoteSignatureSize = length_none;
    129. 

  129.     policy->asymmetricModule.cryptoModule.encrypt = encrypt_none;
    130. 

  130.     policy->asymmetricModule.cryptoModule.decrypt = decrypt_none;
    131. 

  131.     policy->asymmetricModule.cryptoModule.getLocalEncryptionKeyLength = length_none;
    132. 

  132.     policy->asymmetricModule.cryptoModule.getRemoteEncryptionKeyLength = length_none;
    133. 

  133. 

  134.     policy->symmetricModule.generateKey = generateKey_none;
    135. 

  135.     policy->symmetricModule.generateNonce = generateNonce_none;
    136. 

  136.     policy->symmetricModule.cryptoModule.signatureAlgorithmUri = UA_STRING_NULL;
    137. 

  137.     policy->symmetricModule.cryptoModule.verify = verify_none;
    138. 

  138.     policy->symmetricModule.cryptoModule.sign = sign_none;
    139. 

  139.     policy->symmetricModule.cryptoModule.getLocalSignatureSize = length_none;
    140. 

  140.     policy->symmetricModule.cryptoModule.getRemoteSignatureSize = length_none;
    141. 

  141.     policy->symmetricModule.cryptoModule.encrypt = encrypt_none;
    142. 

  142.     policy->symmetricModule.cryptoModule.decrypt = decrypt_none;
    143. 

  143.     policy->symmetricModule.cryptoModule.getLocalEncryptionKeyLength = length_none;
    144. 

  144.     policy->symmetricModule.cryptoModule.getRemoteEncryptionKeyLength = length_none;
    145. 

  145.     policy->symmetricModule.encryptionBlockSize = 0;
    146. 

  146.     policy->symmetricModule.signingKeyLength = 0;
    147. 

  147. 

  148.     policy->channelModule.newContext = newContext_none;
    149. 

  149.     policy->channelModule.deleteContext = deleteContext_none;
    150. 

  150.     policy->channelModule.setLocalSymEncryptingKey = setContextValue_none;
    151. 

  151.     policy->channelModule.setLocalSymSigningKey = setContextValue_none;
    152. 

  152.     policy->channelModule.setLocalSymIv = setContextValue_none;
    153. 

  153.     policy->channelModule.setRemoteSymEncryptingKey = setContextValue_none;
    154. 

  154.     policy->channelModule.setRemoteSymSigningKey = setContextValue_none;
    155. 

  155.     policy->channelModule.setRemoteSymIv = setContextValue_none;
    156. 

  156.     policy->channelModule.compareCertificate = compareCertificate_none;
    157. 

  157.     policy->channelModule.getRemoteAsymPlainTextBlockSize = getRemoteAsymPlainTextBlockSize_none;
    158. 

  158.     policy->channelModule.getRemoteAsymEncryptionBufferLengthOverhead =
    159. 

  159.         getRemoteAsymEncryptionBufferLengthOverhead_none;
    160. 

  160.     policy->deleteMembers = policy_deletemembers_none;
    161. 

  161. 

  162.     return UA_STATUSCODE_GOOD;
    163. 

  163. }
    164. 

  164.