Chilkat Examples

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SQL Server Examples

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(SQL Server) P7S - Access Signature Information (date/time, certificate used, etc.)

Examine a PKCS7 signature (.p7s) and get information about it. Note: This example requires Chilkat v9.5.0.75 or greater.

Chilkat ActiveX Downloads

ActiveX for 32-bit and 64-bit Windows

CREATE PROCEDURE ChilkatSample
AS
BEGIN
    DECLARE @hr int
    DECLARE @sTmp0 nvarchar(4000)
    --  This requires the Chilkat API to have been previously unlocked.
    --  See Global Unlock Sample for sample code.

    --  First load the .p7s file into a BinData object..
    DECLARE @bd int
    EXEC @hr = sp_OACreate 'Chilkat_9_5_0.BinData', @bd OUT
    IF @hr <> 0
    BEGIN
        PRINT 'Failed to create ActiveX component'
        RETURN
    END

    DECLARE @success int
    EXEC sp_OAMethod @bd, 'LoadFile', @success OUT, 'qa_data/p7s/sample.p7s'
    IF @success <> 1
      BEGIN

        PRINT 'Failed to load .p7s file.'
        EXEC @hr = sp_OADestroy @bd
        RETURN
      END

    --  IMPORTANT:  This example requires Chilkat v9.5.0.75 or greater.
    DECLARE @crypt int
    EXEC @hr = sp_OACreate 'Chilkat_9_5_0.Crypt2', @crypt OUT

    --  Assuming this is a signature that contains the original data that was signed..
    EXEC sp_OAMethod @crypt, 'OpaqueVerifyBd', @success OUT, @bd
    IF @success <> 1
      BEGIN
        EXEC sp_OAGetProperty @crypt, 'LastErrorText', @sTmp0 OUT
        PRINT @sTmp0
        EXEC @hr = sp_OADestroy @bd
        EXEC @hr = sp_OADestroy @crypt
        RETURN
      END

    --  Examine the LastJsonData after signature verification..
    DECLARE @json int
    EXEC sp_OAMethod @crypt, 'LastJsonData', @json OUT
    EXEC sp_OASetProperty @json, 'EmitCompact', 0
    EXEC sp_OAMethod @json, 'Emit', @sTmp0 OUT
    PRINT @sTmp0

    --  --
    --  IMPORTANT:  This example requires Chilkat v9.5.0.75 or greater.
    --  --

    --  Sample output...
    --  Go to http://tools.chilkat.io/jsonParse.cshtml
    --  and paste the JSON into the online form to generate JSON parsing code.

    --  {
    --    "pkcs7": {
    --      "verify": {
    --        "digestAlgorithms": [
    --          "sha256"
    --        ],
    --        "signerInfo": [
    --          {
    --            "cert": {
    --              "serialNumber": "AAC5FC48C0FD8FBB",
    --              "issuerCN": "AC ABCDEF RFB v5",
    --              "issuerDN": "",
    --              "digestAlgOid": "2.16.840.1.101.3.4.2.1",
    --              "digestAlgName": "SHA-256"
    --            },
    --            "contentType": "1.2.840.113549.1.7.1",
    --            "signingTime": "180607195054Z",
    --            "messageDigest": "trzyxXbZ96z2M4mncyZ7BNMV4yIT92+5sS27Fu64iG8=",
    --            "signingAlgOid": "1.2.840.113549.1.1.11",
    --            "signerDigest": "trzyxXbZ96z2M4mncyZ7BNMV4yIT92+5sS27Fu64iG8="
    --          },
    --          {
    --            "cert": {
    --              "serialNumber": "324FB38ABD59723F",
    --              "issuerCN": "AC ABCDEF RFB v5",
    --              "issuerDN": "",
    --              "digestAlgOid": "2.16.840.1.101.3.4.2.1",
    --              "digestAlgName": "SHA-256"
    --            },
    --            "contentType": "1.2.840.113549.1.7.1",
    --            "signingTime": "180608182517Z",
    --            "messageDigest": "trzyxXbZ96z2M4mncyZ7BNMV4yIT92+5sS27Fu64iG8=",
    --            "signingAlgOid": "1.2.840.113549.1.1.11",
    --            "signerDigest": "trzyxXbZ96z2M4mncyZ7BNMV4yIT92+5sS27Fu64iG8="
    --          }
    --        ]
    --      }
    --    }
    --  }
    -- 

    EXEC @hr = sp_OADestroy @json

    -- println crypt.LastErrorText;

    PRINT 'Success.'

    EXEC @hr = sp_OADestroy @bd
    EXEC @hr = sp_OADestroy @crypt


END
GO

 

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