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ua_securitypolicy_none.c

ua_securitypolicy_none.c 6.2 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_types.h"
    5. 

  5. #include "ua_securitypolicy_none.h"
    6. 

  6. #include "ua_types_generated_handling.h"
    7. 

  7. 

  8. static UA_StatusCode
    9. 

  9. verify_none(const UA_SecurityPolicy *securityPolicy,
    10. 

  10.             const void *channelContext,
    11. 

  11.             const UA_ByteString *message,
    12. 

  12.             const UA_ByteString *signature) {
    13. 

  13.     return UA_STATUSCODE_GOOD;
    14. 

  14. }
    15. 

  15. 

  16. static UA_StatusCode
    17. 

  17. sign_none(const UA_SecurityPolicy *securityPolicy,
    18. 

  18.           const void *channelContext,
    19. 

  19.           const UA_ByteString *message,
    20. 

  20.           UA_ByteString *signature) {
    21. 

  21.     return UA_STATUSCODE_GOOD;
    22. 

  22. }
    23. 

  23. 

  24. static size_t
    25. 

  25. length_none(const UA_SecurityPolicy *securityPolicy,
    26. 

  26.             const void *channelContext) {
    27. 

  27.     return 0;
    28. 

  28. }
    29. 

  29. 

  30. static UA_StatusCode
    31. 

  31. encrypt_none(const UA_SecurityPolicy *securityPolicy,
    32. 

  32.              const void *channelContext,
    33. 

  33.              UA_ByteString *data) {
    34. 

  34.     return UA_STATUSCODE_GOOD;
    35. 

  35. }
    36. 

  36. 

  37. static UA_StatusCode
    38. 

  38. decrypt_none(const UA_SecurityPolicy *securityPolicy,
    39. 

  39.              const void *channelContext,
    40. 

  40.              UA_ByteString *data) {
    41. 

  41.     return UA_STATUSCODE_GOOD;
    42. 

  42. }
    43. 

  43. 

  44. static UA_StatusCode
    45. 

  45. makeThumbprint_none(const UA_SecurityPolicy *securityPolicy,
    46. 

  46.                     const UA_ByteString *certificate,
    47. 

  47.                     UA_ByteString *thumbprint) {
    48. 

  48.     return UA_STATUSCODE_GOOD;
    49. 

  49. }
    50. 

  50. 

  51. static UA_StatusCode
    52. 

  52. compareThumbprint_none(const UA_SecurityPolicy *securityPolicy,
    53. 

  53.                        const UA_ByteString *certificateThumbprint) {
    54. 

  54.     return UA_STATUSCODE_GOOD;
    55. 

  55. }
    56. 

  56. 

  57. static UA_StatusCode
    58. 

  58. generateKey_none(const UA_SecurityPolicy *securityPolicy,
    59. 

  59.                  const UA_ByteString *secret,
    60. 

  60.                  const UA_ByteString *seed,
    61. 

  61.                  UA_ByteString *out) {
    62. 

  62.     return UA_STATUSCODE_GOOD;
    63. 

  63. }
    64. 

  64. 

  65. static UA_StatusCode
    66. 

  66. generateNonce_none(const UA_SecurityPolicy *securityPolicy,
    67. 

  67.                    UA_ByteString *out) {
    68. 

  68.     if(securityPolicy == NULL || out == NULL)
    69. 

  69.         return UA_STATUSCODE_BADINTERNALERROR;
    70. 

  70.     if(out->length != 0)
    71. 

  71.         return UA_STATUSCODE_BADINTERNALERROR;
    72. 

  72. 

  73.     if(out->data != NULL)
    74. 

  74.         UA_ByteString_deleteMembers(out);
    75. 

  75. 

  76.     out->data = (UA_Byte *) UA_EMPTY_ARRAY_SENTINEL;
    77. 

  77.     return UA_STATUSCODE_GOOD;
    78. 

  78. }
    79. 

  79. 

  80. static UA_StatusCode
    81. 

  81. newContext_none(const UA_SecurityPolicy *securityPolicy,
    82. 

  82.                 const UA_ByteString *remoteCertificate,
    83. 

  83.                 void **channelContext) {
    84. 

  84.     return UA_STATUSCODE_GOOD;
    85. 

  85. }
    86. 

  86. 

  87. static void
    88. 

  88. deleteContext_none(void *channelContext) {
    89. 

  89. }
    90. 

  90. 

  91. static UA_StatusCode
    92. 

  92. setContextValue_none(void *channelContext,
    93. 

  93.                      const UA_ByteString *key) {
    94. 

  94.     return UA_STATUSCODE_GOOD;
    95. 

  95. }
    96. 

  96. 

  97. static size_t
    98. 

  98. getRemoteAsymPlainTextBlockSize_none(const void *channelContext) {
    99. 

  99.     return 0;
    100. 

  100. }
    101. 

  101. 

  102. static size_t
    103. 

  103. getRemoteAsymEncryptionBufferLengthOverhead_none(const void *channelContext,
    104. 

  104.                                                  size_t maxEncryptionLength) {
    105. 

  105.     return 0;
    106. 

  106. }
    107. 

  107. 

  108. static UA_StatusCode
    109. 

  109. compareCertificate_none(const void *channelContext,
    110. 

  110.                         const UA_ByteString *certificate) {
    111. 

  111.     return UA_STATUSCODE_GOOD;
    112. 

  112. }
    113. 

  113. 

  114. static void
    115. 

  115. policy_deletemembers_none(UA_SecurityPolicy *policy) {
    116. 

  116.     UA_ByteString_deleteMembers(&policy->localCertificate);
    117. 

  117. }
    118. 

  118. 

  119. UA_StatusCode
    120. 

  120. UA_SecurityPolicy_None(UA_SecurityPolicy *policy, const UA_ByteString localCertificate,
    121. 

  121.                        UA_Logger logger) {
    122. 

  122.     policy->policyContext = (void *) (uintptr_t) logger;
    123. 

  123.     policy->policyUri = UA_STRING("http://opcfoundation.org/UA/SecurityPolicy#None");
    124. 

  124.     policy->logger = logger;
    125. 

  125.     UA_ByteString_copy(&localCertificate, &policy->localCertificate);
    126. 

  126. 

  127.     policy->asymmetricModule.makeCertificateThumbprint = makeThumbprint_none;
    128. 

  128.     policy->asymmetricModule.compareCertificateThumbprint = compareThumbprint_none;
    129. 

  129.     policy->asymmetricModule.cryptoModule.signatureAlgorithmUri = UA_STRING_NULL;
    130. 

  130.     policy->asymmetricModule.cryptoModule.verify = verify_none;
    131. 

  131.     policy->asymmetricModule.cryptoModule.sign = sign_none;
    132. 

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

  133.     policy->asymmetricModule.cryptoModule.getRemoteSignatureSize = length_none;
    134. 

  134.     policy->asymmetricModule.cryptoModule.encrypt = encrypt_none;
    135. 

  135.     policy->asymmetricModule.cryptoModule.decrypt = decrypt_none;
    136. 

  136.     policy->asymmetricModule.cryptoModule.getLocalEncryptionKeyLength = length_none;
    137. 

  137.     policy->asymmetricModule.cryptoModule.getRemoteEncryptionKeyLength = length_none;
    138. 

  138. 

  139.     policy->symmetricModule.generateKey = generateKey_none;
    140. 

  140.     policy->symmetricModule.generateNonce = generateNonce_none;
    141. 

  141.     policy->symmetricModule.cryptoModule.signatureAlgorithmUri = UA_STRING_NULL;
    142. 

  142.     policy->symmetricModule.cryptoModule.verify = verify_none;
    143. 

  143.     policy->symmetricModule.cryptoModule.sign = sign_none;
    144. 

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

  145.     policy->symmetricModule.cryptoModule.getRemoteSignatureSize = length_none;
    146. 

  146.     policy->symmetricModule.cryptoModule.encrypt = encrypt_none;
    147. 

  147.     policy->symmetricModule.cryptoModule.decrypt = decrypt_none;
    148. 

  148.     policy->symmetricModule.cryptoModule.getLocalEncryptionKeyLength = length_none;
    149. 

  149.     policy->symmetricModule.cryptoModule.getRemoteEncryptionKeyLength = length_none;
    150. 

  150.     policy->symmetricModule.encryptionBlockSize = 0;
    151. 

  151.     policy->symmetricModule.signingKeyLength = 0;
    152. 

  152. 

  153.     policy->channelModule.newContext = newContext_none;
    154. 

  154.     policy->channelModule.deleteContext = deleteContext_none;
    155. 

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

  156.     policy->channelModule.setLocalSymSigningKey = setContextValue_none;
    157. 

  157.     policy->channelModule.setLocalSymIv = setContextValue_none;
    158. 

  158.     policy->channelModule.setRemoteSymEncryptingKey = setContextValue_none;
    159. 

  159.     policy->channelModule.setRemoteSymSigningKey = setContextValue_none;
    160. 

  160.     policy->channelModule.setRemoteSymIv = setContextValue_none;
    161. 

  161.     policy->channelModule.compareCertificate = compareCertificate_none;
    162. 

  162.     policy->channelModule.getRemoteAsymPlainTextBlockSize = getRemoteAsymPlainTextBlockSize_none;
    163. 

  163.     policy->channelModule.getRemoteAsymEncryptionBufferLengthOverhead =
    164. 

  164.         getRemoteAsymEncryptionBufferLengthOverhead_none;
    165. 

  165.     policy->deleteMembers = policy_deletemembers_none;
    166. 

  166. 

  167.     return UA_STATUSCODE_GOOD;
    168. 

  168. }
    169. 

  169.