TX509Certificate

Return to Unit X.509

Description

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To be documented

Class definitions

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TX509Certificate = class(TObject)

protected
FList:TX509CertificateList;
FChain:TX509CertificateChain;
FParent:TX509Certificate;
FChild:TX509Certificate;
FData:PByte;	Copy of certificate data from import
FSize:LongWord;	Total size of certificate data
FTBSData:PByte;	Pointer to start of TBS (To Be Signed) data
FTBSSize:LongWord;	Length of TBS (To Be Signed) data
function ImportTime(ABuffer:PByte; ASize:Integer; ATag:LongWord ADateTime:TDateTime):Boolean;
function ImportName(ABuffer:PByte; ASize:Integer; AName:TX509Name; var ANext:PByte):Boolean;
function ImportExtensionAltName(ABuffer:PByte; ASize:Integer; AName:TX509Name):Boolean;
function ImportAlgorithmIdentifier(ABuffer:PByte; ASize:Integer; var AIdentifier:TX509AlgorithmIdentifier; var ANext:PByte):Boolean;
function ImportValidity(ABuffer:PByte; ASize:Integer; var ANext:PByte):Boolean;
function ImportPublicKey(ABuffer:PByte; ASize:Integer; var ANext:PByte):Boolean;
function ImportExtension(ABuffer:PByte; ASize:Integer; var ANext:PByte):Boolean;
function ImportExtensionData(ABuffer:PByte; ASize:Integer; const AOID:TASN1OID):Boolean;
function ImportExtensionKeyUsage(ABuffer:PByte; ASize:Integer):Boolean;
function ImportExtensionSubjectAltName(ABuffer:PByte; ASize:Integer):Boolean;
function ImportExtensionIssuerAltName(ABuffer:PByte; ASize:Integer):Boolean;
function ImportExtensionBasicContraints(ABuffer:PByte; ASize:Integer):Boolean;
function ImportExtensionExtKeyUsage(ABuffer:PByte; ASize:Integer):Boolean;
function ImportExtensions(ABuffer:PByte; ASize:Integer):Boolean;
function ImportTBSCertificate(ABuffer:PByte; ASize:Integer; var ANext:PByte):Boolean;
function VerifyRSASignature(AIssuer:TX509Certificate):Boolean;
function VerifyMD5Digest(ABuffer:PByte; ASize:Integer):Boolean;
function VerifySHA1Digest(ABuffer:PByte; ASize:Integer):Boolean;
function VerifySHA256Digest(ABuffer:PByte; ASize:Integer):Boolean;
function VerifySHA384Digest(ABuffer:PByte; ASize:Integer):Boolean;
function VerifySHA512Digest(ABuffer:PByte; ASize:Integer):Boolean;
public
Properties
Version:LongWord;
SerialNumber:TX509SerialNumber;
SignatureAlgorithm:TX509AlgorithmIdentifier;
Issuer:TX509Name;
Subject:TX509Name;
SubjectDN:String;
NotBefore:TDateTime;
NotAfter:TDateTime;
PublicKey:TX509PublicKey;
Signature:TX509Signature;
Extensions
ExtensionsPresent:LongWord;
CA:Boolean;
PathLenConstraint:LongWord;
KeyUsage:LongWord;
ExtendedKeyUsage:LongWord;
property List:TX509CertificateList read FList;
property Chain:TX509CertificateChain read FChain;
property Parent:TX509Certificate read FParent;
property Child:TX509Certificate read FChild;
constructor Create(AChain:TX509CertificateChain; AParent:TX509Certificate); virtual;
destructor Destroy; override;
function ImportDER(ABuffer:Pointer; ASize:Integer):Boolean; virtual;
function ImportPEM(ABuffer:Pointer; var ASize:Integer):Boolean; virtual;
function ExportDER(ABuffer:Pointer; var ASize:Integer):Boolean; virtual;
function ExportPEM(ABuffer:Pointer; var ASize:Integer):Boolean; virtual;
function IsValidIssuer:Boolean; virtual;
function IsSelfSigned:Boolean; virtual;
function VerifySignature(AIssuer:TX509Certificate):Boolean; virtual;
function ValidateCertificate(AIssuer:TX509Certificate):Integer; virtual;

Function declarations

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function TX509Certificate.ImportTime(ABuffer:PByte; ASize:Integer; ATag:LongWord; var ADateTime:TDateTime):Boolean;

Description: To be documented

Note	None documented

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function TX509Certificate.ImportName(ABuffer:PByte; ASize:Integer; AName:TX509Name; var ANext:PByte):Boolean;

Description: To be documented

Note	None documented

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function TX509Certificate.ImportExtensionAltName(ABuffer:PByte; ASize:Integer; AName:TX509Name):Boolean;

Description: To be documented

Note	None documented

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function TX509Certificate.ImportAlgorithmIdentifier(ABuffer:PByte; ASize:Integer; var AIdentifier:TX509AlgorithmIdentifier; var ANext:PByte):Boolean;

Description: To be documented

Note	None documented

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function TX509Certificate.ImportValidity(ABuffer:PByte; ASize:Integer; var ANext:PByte):Boolean;

Description: To be documented

Note	None documented

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function TX509Certificate.ImportPublicKey(ABuffer:PByte; ASize:Integer; var ANext:PByte):Boolean;

Description: To be documented

Note	None documented

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function TX509Certificate.ImportExtension(ABuffer:PByte; ASize:Integer; var ANext:PByte):Boolean;

Description: To be documented

Note	None documented

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function TX509Certificate.ImportExtensionData(ABuffer:PByte; ASize:Integer; const AOID:TASN1OID):Boolean;

Description: To be documented

Note	None documented

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function TX509Certificate.ImportExtensionKeyUsage(ABuffer:PByte; ASize:Integer):Boolean;

Description: To be documented

Note	None documented

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function TX509Certificate.ImportExtensionSubjectAltName(ABuffer:PByte; ASize:Integer):Boolean;

Description: To be documented

Note	None documented

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function TX509Certificate.ImportExtensionIssuerAltName(ABuffer:PByte; ASize:Integer):Boolean;

Description: To be documented

Note	None documented

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function TX509Certificate.ImportExtensionBasicContraints(ABuffer:PByte; ASize:Integer):Boolean;

Description: To be documented

Note	None documented

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function TX509Certificate.ImportExtensionExtKeyUsage(ABuffer:PByte; ASize:Integer):Boolean;

Description: To be documented

Note	None documented

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function TX509Certificate.ImportExtensions(ABuffer:PByte; ASize:Integer):Boolean;

Description: To be documented

Note	None documented

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function TX509Certificate.ImportTBSCertificate(ABuffer:PByte; ASize:Integer; var ANext:PByte):Boolean;

Description: To be documented

Note	None documented

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function TX509Certificate.VerifyRSASignature(AIssuer:TX509Certificate):Boolean;

Description: To be documented

Note	None documented

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function TX509Certificate.VerifyMD5Digest(ABuffer:PByte; ASize:Integer):Boolean;

Description: To be documented

Note	None documented

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function TX509Certificate.VerifySHA1Digest(ABuffer:PByte; ASize:Integer):Boolean;

Description: To be documented

Note	None documented

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function TX509Certificate.VerifySHA256Digest(ABuffer:PByte; ASize:Integer):Boolean;

Description: To be documented

Note	None documented

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function TX509Certificate.VerifySHA384Digest(ABuffer:PByte; ASize:Integer):Boolean;

Description: To be documented

Note	None documented

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function TX509Certificate.VerifySHA512Digest(ABuffer:PByte; ASize:Integer):Boolean;

Description: To be documented

Note	None documented

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constructor TX509Certificate.Create(AChain:TX509CertificateChain; AParent:TX509Certificate);

Description: To be documented

Note	None documented

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destructor TX509Certificate.Destroy;

Description: To be documented

Note	None documented

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function TX509Certificate.ImportDER(ABuffer:Pointer; ASize:Integer):Boolean;

Description: To be documented

Note	None documented

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function TX509Certificate.ImportPEM(ABuffer:Pointer; var ASize:Integer):Boolean;

Description: To be documented

Note	None documented

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function TX509Certificate.ExportDER(ABuffer:Pointer; var ASize:Integer):Boolean;

Description: To be documented

Note	None documented

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function TX509Certificate.ExportPEM(ABuffer:Pointer; var ASize:Integer):Boolean;

Description: To be documented

Note	None documented

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function TX509Certificate.IsValidIssuer:Boolean;

Description: To be documented

Note	None documented

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function TX509Certificate.IsSelfSigned:Boolean;

Description: To be documented

Note	None documented

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function TX509Certificate.VerifySignature(AIssuer:TX509Certificate):Boolean;

Description: Validate the certificate signature

Issuer	The issuing certificate (will be same as parent except for the root)

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function TX509Certificate.ValidateCertificate(AIssuer:TX509Certificate):Integer;

Description: Validate a certificate for expiry, extensions, issuer and signature

Issuer	The issuing certificate (will be same as parent except for the root)

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