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100 lines
8.4 KiB
Go
100 lines
8.4 KiB
Go
//
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// Copyright 2020 FoxyUtils ehf. All rights reserved.
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//
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// This is a commercial product and requires a license to operate.
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// A trial license can be obtained at https://unidoc.io
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//
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// DO NOT EDIT: generated by unitwist Go source code obfuscator.
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//
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// Use of this source code is governed by the UniDoc End User License Agreement
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// terms that can be accessed at https://unidoc.io/eula/
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package sigutil ;import (_g "bytes";_a "crypto";_dc "crypto/x509";_cd "encoding/asn1";_ca "encoding/pem";_db "errors";_ce "fmt";_eg "github.com/unidoc/timestamp";_f "github.com/unidoc/unipdf/v3/common";_da "golang.org/x/crypto/ocsp";_e "io";_ee "io/ioutil";
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_dba "net/http";_d "time";);
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// MakeRequest makes a OCSP request to the specified server and returns
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// the parsed and raw responses. If a server URL is not provided, it is
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// extracted from the certificate.
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func (_egg *OCSPClient )MakeRequest (serverURL string ,cert ,issuer *_dc .Certificate )(*_da .Response ,[]byte ,error ){if _egg .HTTPClient ==nil {_egg .HTTPClient =_faf ();};if serverURL ==""{if len (cert .OCSPServer )==0{return nil ,nil ,_db .New ("\u0063e\u0072\u0074i\u0066\u0069\u0063a\u0074\u0065\u0020\u0064\u006f\u0065\u0073 \u006e\u006f\u0074\u0020\u0073\u0070e\u0063\u0069\u0066\u0079\u0020\u0061\u006e\u0079\u0020\u004f\u0043S\u0050\u0020\u0073\u0065\u0072\u0076\u0065\u0072\u0073");
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};serverURL =cert .OCSPServer [0];};_edc ,_ga :=_da .CreateRequest (cert ,issuer ,&_da .RequestOptions {Hash :_egg .Hash });if _ga !=nil {return nil ,nil ,_ga ;};_ec ,_ga :=_egg .HTTPClient .Post (serverURL ,"\u0061p\u0070\u006c\u0069\u0063\u0061\u0074\u0069\u006f\u006e\u002f\u006fc\u0073\u0070\u002d\u0072\u0065\u0071\u0075\u0065\u0073\u0074",_g .NewReader (_edc ));
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if _ga !=nil {return nil ,nil ,_ga ;};defer _ec .Body .Close ();_ac ,_ga :=_ee .ReadAll (_ec .Body );if _ga !=nil {return nil ,nil ,_ga ;};if _gbb ,_ :=_ca .Decode (_ac );_gbb !=nil {_ac =_gbb .Bytes ;};_eeg ,_ga :=_da .ParseResponseForCert (_ac ,cert ,issuer );
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if _ga !=nil {return nil ,nil ,_ga ;};return _eeg ,_ac ,nil ;};
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// Get retrieves the certificate at the specified URL.
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func (_cb *CertClient )Get (url string )(*_dc .Certificate ,error ){if _cb .HTTPClient ==nil {_cb .HTTPClient =_faf ();};_ef ,_aa :=_cb .HTTPClient .Get (url );if _aa !=nil {return nil ,_aa ;};defer _ef .Body .Close ();_cc ,_aa :=_ee .ReadAll (_ef .Body );
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if _aa !=nil {return nil ,_aa ;};if _fa ,_ :=_ca .Decode (_cc );_fa !=nil {_cc =_fa .Bytes ;};_cf ,_aa :=_dc .ParseCertificate (_cc );if _aa !=nil {return nil ,_aa ;};return _cf ,nil ;};
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// OCSPClient represents a OCSP (Online Certificate Status Protocol) client.
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// It is used to request revocation data from OCSP servers.
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type OCSPClient struct{
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// HTTPClient is the HTTP client used to make OCSP requests.
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// By default, an HTTP client with a 5 second timeout per request is used.
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HTTPClient *_dba .Client ;
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// Hash is the hash function used when constructing the OCSP
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// requests. If zero, SHA-1 will be used.
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Hash _a .Hash ;};
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// NewCertClient returns a new certificate client.
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func NewCertClient ()*CertClient {return &CertClient {HTTPClient :_faf ()}};
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// GetIssuer retrieves the issuer of the provided certificate.
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func (_ff *CertClient )GetIssuer (cert *_dc .Certificate )(*_dc .Certificate ,error ){for _ ,_efc :=range cert .IssuingCertificateURL {_eb ,_ebc :=_ff .Get (_efc );if _ebc !=nil {_f .Log .Debug ("\u0057\u0041\u0052\u004e\u003a\u0020\u0063\u006f\u0075\u006c\u0064\u0020\u006e\u006f\u0074 \u0064\u006f\u0077\u006e\u006c\u006f\u0061\u0064\u0020\u0069\u0073\u0073\u0075e\u0072\u0020\u0066\u006f\u0072\u0020\u0063\u0065\u0072\u0074\u0069\u0066ic\u0061\u0074\u0065\u0020\u0025\u0076\u003a\u0020\u0025\u0076",cert .Subject .CommonName ,_ebc );
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continue ;};return _eb ,nil ;};return nil ,_ce .Errorf ("\u0069\u0073\u0073\u0075e\u0072\u0020\u0063\u0065\u0072\u0074\u0069\u0066\u0069\u0063a\u0074e\u0020\u006e\u006f\u0074\u0020\u0066\u006fu\u006e\u0064");};
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// MakeRequest makes a CRL request to the specified server and returns the
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// response. If a server URL is not provided, it is extracted from the certificate.
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func (_de *CRLClient )MakeRequest (serverURL string ,cert *_dc .Certificate )([]byte ,error ){if _de .HTTPClient ==nil {_de .HTTPClient =_faf ();};if serverURL ==""{if len (cert .CRLDistributionPoints )==0{return nil ,_db .New ("\u0063e\u0072\u0074i\u0066\u0069\u0063\u0061t\u0065\u0020\u0064o\u0065\u0073\u0020\u006e\u006f\u0074\u0020\u0073\u0070ec\u0069\u0066\u0079 \u0061\u006ey\u0020\u0043\u0052\u004c\u0020\u0073e\u0072\u0076e\u0072\u0073");
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};serverURL =cert .CRLDistributionPoints [0];};_ed ,_b :=_de .HTTPClient .Get (serverURL );if _b !=nil {return nil ,_b ;};defer _ed .Body .Close ();_fb ,_b :=_ee .ReadAll (_ed .Body );if _b !=nil {return nil ,_b ;};if _gee ,_ :=_ca .Decode (_fb );_gee !=nil {_fb =_gee .Bytes ;
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};return _fb ,nil ;};
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// CertClient represents a X.509 certificate client. Its primary purpose
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// is to download certificates.
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type CertClient struct{
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// HTTPClient is the HTTP client used to make certificate requests.
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// By default, an HTTP client with a 5 second timeout per request is used.
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HTTPClient *_dba .Client ;};
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// CRLClient represents a CRL (Certificate revocation list) client.
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// It is used to request revocation data from CRL servers.
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type CRLClient struct{
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// HTTPClient is the HTTP client used to make CRL requests.
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// By default, an HTTP client with a 5 second timeout per request is used.
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HTTPClient *_dba .Client ;};
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// NewOCSPClient returns a new OCSP client.
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func NewOCSPClient ()*OCSPClient {return &OCSPClient {HTTPClient :_faf (),Hash :_a .SHA1 }};
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// NewCRLClient returns a new CRL client.
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func NewCRLClient ()*CRLClient {return &CRLClient {HTTPClient :_faf ()}};
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// NewTimestampRequest returns a new timestamp request based
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// on the specified options.
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func NewTimestampRequest (body _e .Reader ,opts *_eg .RequestOptions )(*_eg .Request ,error ){if opts ==nil {opts =&_eg .RequestOptions {};};if opts .Hash ==0{opts .Hash =_a .SHA256 ;};if !opts .Hash .Available (){return nil ,_dc .ErrUnsupportedAlgorithm ;
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};_edg :=opts .Hash .New ();if _ ,_ba :=_e .Copy (_edg ,body );_ba !=nil {return nil ,_ba ;};return &_eg .Request {HashAlgorithm :opts .Hash ,HashedMessage :_edg .Sum (nil ),Certificates :opts .Certificates ,TSAPolicyOID :opts .TSAPolicyOID ,Nonce :opts .Nonce },nil ;
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};
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// TimestampClient represents a RFC 3161 timestamp client.
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// It is used to obtain signed tokens from timestamp authority servers.
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type TimestampClient struct{
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// HTTPClient is the HTTP client used to make timestamp requests.
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// By default, an HTTP client with a 5 second timeout per request is used.
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HTTPClient *_dba .Client ;};func _faf ()*_dba .Client {return &_dba .Client {Timeout :5*_d .Second }};
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// IsCA returns true if the provided certificate appears to be a CA certificate.
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func (_gb *CertClient )IsCA (cert *_dc .Certificate )bool {return cert .IsCA &&_g .Equal (cert .RawIssuer ,cert .RawSubject );};
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// NewTimestampClient returns a new timestamp client.
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func NewTimestampClient ()*TimestampClient {return &TimestampClient {HTTPClient :_faf ()}};
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// GetEncodedToken executes the timestamp request and returns the DER encoded
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// timestamp token bytes.
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func (_ddd *TimestampClient )GetEncodedToken (serverURL string ,req *_eg .Request )([]byte ,error ){if serverURL ==""{return nil ,_ce .Errorf ("\u006d\u0075\u0073\u0074\u0020\u0070r\u006f\u0076\u0069\u0064\u0065\u0020\u0074\u0069\u006d\u0065\u0073\u0074\u0061m\u0070\u0020\u0073\u0065\u0072\u0076\u0065r\u0020\u0055\u0052\u004c");
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};if req ==nil {return nil ,_ce .Errorf ("\u0074\u0069\u006de\u0073\u0074\u0061\u006dp\u0020\u0072\u0065\u0071\u0075\u0065\u0073t\u0020\u0063\u0061\u006e\u006e\u006f\u0074\u0020\u0062\u0065\u0020\u006e\u0069\u006c");};_ccc ,_cce :=req .Marshal ();if _cce !=nil {return nil ,_cce ;
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};_ad :=_ddd .HTTPClient ;if _ad ==nil {_ad =_faf ();};_dbg ,_cce :=_ad .Post (serverURL ,"a\u0070\u0070\u006c\u0069\u0063\u0061t\u0069\u006f\u006e\u002f\u0074\u0069\u006d\u0065\u0073t\u0061\u006d\u0070-\u0071u\u0065\u0072\u0079",_g .NewBuffer (_ccc ));
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if _cce !=nil {return nil ,_cce ;};defer _dbg .Body .Close ();_gf ,_cce :=_ee .ReadAll (_dbg .Body );if _cce !=nil {return nil ,_cce ;};if _dbg .StatusCode !=_dba .StatusOK {return nil ,_ce .Errorf ("\u0075\u006e\u0065x\u0070\u0065\u0063\u0074e\u0064\u0020\u0048\u0054\u0054\u0050\u0020s\u0074\u0061\u0074\u0075\u0073\u0020\u0063\u006f\u0064\u0065\u003a\u0020\u0025\u0064",_dbg .StatusCode );
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};var _ccf struct{Version _cd .RawValue ;Content _cd .RawValue ;};if _ ,_cce =_cd .Unmarshal (_gf ,&_ccf );_cce !=nil {return nil ,_cce ;};return _ccf .Content .FullBytes ,nil ;}; |