XmlCertVault Chilkat2 PHP Reference Documentation

XmlCertVault

Current Version: 11.7.0

Markdown version of this page for AI tools (v 11.7.0) · all AI docs

Chilkat.XmlCertVault

Collect certificates, certificate chains, PEM data, and PFX private keys in an XML vault.

Chilkat.XmlCertVault stores certificates and private-key material in a portable XML-based certificate vault. It can add individual certificates, certificate chains, DER or encoded certificates, PEM files, certificate strings, and PFX/PKCS12 data from files, memory, encoded text, or existing Chilkat objects. The vault can then be exported as XML, loaded from XML, or saved to an XML file for later reuse by other Chilkat certificate and TLS workflows.

Add certificates

Add certificates from Cert objects, files, PEM strings, binary DER bytes, or encoded data such as Base64 or hex.

Add certificate chains

Import an entire CertChain when related issuer and intermediate certificates should be kept together in the vault.

Add PEM content

Load PEM files containing one or more certificates and/or private keys, including encrypted PEM content when a password is supplied.

Add PFX / PKCS12

Add PFX data from a Pfx object, file, byte array, or encoded string, using the PFX password to import private-key material.

Master password protection

Use MasterPassword to protect access to private keys stored in the vault.

Load and save XML

Export the vault with GetXml, load it with LoadXml or LoadXmlFile, and persist it with SaveXml.

Common pattern: Create an XmlCertVault, set MasterPassword when the vault will contain private keys, add certificates or PFX/PEM material, then save the vault with SaveXml or keep the XML string from GetXml. Later, reload the same vault with LoadXml or LoadXmlFile and provide the same master password before using private keys.
Security note: Certificates are stored unencrypted, but private keys are stored using 256-bit AES encryption. The individual PFX passwords are also stored encrypted with the vault's MasterPassword, which is required to access any private keys contained in the XML vault.

Object Creation

use Chilkat2\XmlCertVault;

try {
    $xmlCertVault = new XmlCertVault();
    // ... use $xmlCertVault ...
} catch (\Chilkat2\Exception $e) {
    echo $e->getClass(), '::', $e->getMethod(), " failed\n";
    echo $e->getMessage(), "\n";              // the LastErrorText of the failed call
}
public function __construct(array $properties = [])

Creates the object. The optional array sets properties in order, as if assigned one by one (new XmlCertVault(['VerboseLogging' => true, 'RaiseError' => false])); an unknown or read-only name throws Error. The class is defined by the chilkat2 extension (extension=chilkat2 in php.ini): there is no PHP file to include.

There is no close(): PHP frees the object when its last reference goes (unset($xmlCertVault), $xmlCertVault = null, or the end of the function or request). Objects returned by methods are independent and freed the same way. The class may be extended (class MyXmlCertVault extends \Chilkat2\XmlCertVault); objects cannot be cloned or serialized.

public bool $RaiseError;

When true (the default), a method that fails throws Chilkat2\Exception. When false, it returns false (or null) instead, and the reason is in LastErrorText. Objects returned by a method inherit the value of the object that returned them.

Errors

Chilkat2\Exception extends RuntimeException: getMessage() is the failed call's full LastErrorText, getClass() its class ('Chilkat2\XmlCertVault') and getMethod() the method name. The object remains usable. Methods that look something up and find nothing return null without throwing (each such method says so), methods that answer a question (HasMember, IsUnlocked, ...) return a plain bool, and property reads and writes do not throw for Chilkat reasons.

Misuse always throws, whatever RaiseError is: a wrong argument type is a TypeError (exact types under declare(strict_types=1)), a missing or extra argument an ArgumentCountError, a string containing a NUL byte or an out-of-range integer a ValueError, and an unknown property (properties are case-sensitive) or a write to a read-only one an Error. Named arguments work with the parameter names shown.

Strings are passed and returned as UTF-8; binary data is a PHP string of bytes. Unlocking: call (new \Chilkat2\GlobalSettings())->UnlockBundle('...') once at startup.

Properties

DebugLogFilePath
public string $DebugLogFilePath;

If set to a file path, this property logs the LastErrorText of each Chilkat method or property call to the specified file. This logging helps identify the context and history of Chilkat calls leading up to any crash or hang, aiding in debugging.

Enabling the VerboseLogging property provides more detailed information. This property is mainly used for debugging rare instances where a Chilkat method call causes a hang or crash, which should generally not happen.

Possible causes of hangs include:

  • A timeout property set to 0, indicating an infinite timeout.
  • A hang occurring within an event callback in the application code.
  • An internal bug in the Chilkat code causing the hang.

More Information and Examples
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LastErrorHtml
public readonly string $LastErrorHtml;

Provides HTML-formatted information about the last called method or property. If a method call fails or behaves unexpectedly, check this property for details. Note that information is available regardless of the method call's success.

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LastErrorText
public readonly string $LastErrorText;

Provides plain text information about the last called method or property. If a method call fails or behaves unexpectedly, check this property for details. Note that information is available regardless of the method call's success.

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LastErrorXml
public readonly string $LastErrorXml;

Provides XML-formatted information about the last called method or property. If a method call fails or behaves unexpectedly, check this property for details. Note that information is available regardless of the method call's success.

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LastMethodSuccess
public bool $LastMethodSuccess;

Indicates the success or failure of the most recent method call: true means success, false means failure. This property remains unchanged by property setters or getters. This method is present to address challenges in checking for null or Nothing returns in certain programming languages. Note: This property does not apply to methods that return integer values or to boolean-returning methods where the boolean does not indicate success or failure.

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MasterPassword
public string $MasterPassword;
Introduced in version 9.5.0.40

The master password for the vault. Certificates are stored unencrypted, but private keys are stored 256-bit AES encrypted using the individual PFX passwords. The PFX passwords are stored 256-bit AES encrypted using the master password. The master password is required to acces any of the private keys stored within the XML vault.

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VerboseLogging
public bool $VerboseLogging;

If set to true, then the contents of LastErrorText (or LastErrorXml, or LastErrorHtml) may contain more verbose information. The default value is false. Verbose logging should only be used for debugging. The potentially large quantity of logged information may adversely affect peformance.

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Version
public readonly string $Version;

Version of the component/library, such as "10.1.0"

More Information and Examples
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Methods

AddCert
public function AddCert(Cert $cert): bool
Introduced in version 9.5.0.40

Adds a certificate to the XML vault.

Returns true on success. On failure it throws Chilkat2\Exception (or, with RaiseError set to false, returns false). $e->getMessage() (or the object's LastErrorText) explains why, and the object remains usable.

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AddCertChain
public function AddCertChain(CertChain $certChain): bool
Introduced in version 9.5.0.40

Adds a chain of certificates to the XML vault.

Returns true on success. On failure it throws Chilkat2\Exception (or, with RaiseError set to false, returns false). $e->getMessage() (or the object's LastErrorText) explains why, and the object remains usable.

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AddCertEncoded
public function AddCertEncoded(string $encodedBytes, string $encoding): bool
Introduced in version 9.5.0.40

Adds a certificate to the XML vault where certificate is passed directly from encoded bytes (such as Base64, Hex, etc.). The encoding is indicated by $encoding.

Returns true on success. On failure it throws Chilkat2\Exception (or, with RaiseError set to false, returns false). $e->getMessage() (or the object's LastErrorText) explains why, and the object remains usable.

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AddCertFile
public function AddCertFile(string $path): bool
Introduced in version 9.5.0.40

Adds a certificate to the XML vault.

Returns true on success. On failure it throws Chilkat2\Exception (or, with RaiseError set to false, returns false). $e->getMessage() (or the object's LastErrorText) explains why, and the object remains usable.

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AddCertString
public function AddCertString(string $certData): bool
Introduced in version 9.5.0.40

Adds a certificate from any string representation format such as PEM.

Returns true on success. On failure it throws Chilkat2\Exception (or, with RaiseError set to false, returns false). $e->getMessage() (or the object's LastErrorText) explains why, and the object remains usable.

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AddPemFile
public function AddPemFile(string $path, string $password): bool
Introduced in version 9.5.0.40

Adds the contents of a PEM file to the XML vault. The PEM file may be encrypted, and it may contain one or more certificates and/or private keys. The password is optional and only required if the PEM file contains encrypted content that requires a password.

Returns true on success. On failure it throws Chilkat2\Exception (or, with RaiseError set to false, returns false). $e->getMessage() (or the object's LastErrorText) explains why, and the object remains usable.

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AddPfx
public function AddPfx(Pfx $pfx): bool
Introduced in version 9.5.0.40

Adds a PFX (PKCS12) to the XML vault.

Returns true on success. On failure it throws Chilkat2\Exception (or, with RaiseError set to false, returns false). $e->getMessage() (or the object's LastErrorText) explains why, and the object remains usable.

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AddPfxEncoded
public function AddPfxEncoded(string $encodedBytes, string $encoding, string $password): bool

Adds a PFX to the XML vault where PFX is passed directly from encoded bytes (such as Base64, Hex, etc.). The encoding is indicated by $encoding.

Returns true on success. On failure it throws Chilkat2\Exception (or, with RaiseError set to false, returns false). $e->getMessage() (or the object's LastErrorText) explains why, and the object remains usable.

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AddPfxFile
public function AddPfxFile(string $path, string $password): bool
Introduced in version 9.5.0.40

Adds a PFX file to the XML vault.

Returns true on success. On failure it throws Chilkat2\Exception (or, with RaiseError set to false, returns false). $e->getMessage() (or the object's LastErrorText) explains why, and the object remains usable.

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GetXml
public function GetXml(): ?string
Introduced in version 9.5.0.40

Returns the contents of the cert vault as an XML string.

On failure it throws Chilkat2\Exception (or, with RaiseError set to false, returns null). $e->getMessage() (or the object's LastErrorText) explains why, and the object remains usable.

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LoadXml
public function LoadXml(string $xml): bool
Introduced in version 9.5.0.40

Loads from an XML string.

Returns true on success. On failure it throws Chilkat2\Exception (or, with RaiseError set to false, returns false). $e->getMessage() (or the object's LastErrorText) explains why, and the object remains usable.

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LoadXmlFile
public function LoadXmlFile(string $path): bool
Introduced in version 9.5.0.40

Loads from an XML file.

Returns true on success. On failure it throws Chilkat2\Exception (or, with RaiseError set to false, returns false). $e->getMessage() (or the object's LastErrorText) explains why, and the object remains usable.

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SaveXml
public function SaveXml(string $path): bool
Introduced in version 9.5.0.40

Saves the contents to an XML file.

Returns true on success. On failure it throws Chilkat2\Exception (or, with RaiseError set to false, returns false). $e->getMessage() (or the object's LastErrorText) explains why, and the object remains usable.

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