Delphi DLL
Delphi DLL
ScMinidriver - Get Smartcard Properties
See more ScMinidriver Examples
Gets information about the smart card currently inserted in the reader (or USB token).Chilkat Delphi DLL Downloads
uses
Winapi.Windows, Winapi.Messages, System.SysUtils, System.Variants, System.Classes, Vcl.Graphics,
Vcl.Controls, Vcl.Forms, Vcl.Dialogs, Vcl.StdCtrls, ScMinidriver, JsonObject;
...
procedure TForm1.Button1Click(Sender: TObject);
var
success: Boolean;
scmd: HCkScMinidriver;
readerName: PWideChar;
json: HCkJsonObject;
strVal: PWideChar;
bytesAvailable: Integer;
containersAvailable: Integer;
maxKeyContainers: Integer;
capabilitiesFCertificateCompression: Boolean;
capabilitiesFKeyGen: Boolean;
keySizesMinimumBitlen: Integer;
keySizesDefaultBitlen: Integer;
keySizesMaximumBitlen: Integer;
keySizesIncrementalBitlen: Integer;
readOnly: Boolean;
cacheMode: PWideChar;
supportsWinX509Enrollment: Boolean;
guid: PWideChar;
serial: PWideChar;
pinUserType: PWideChar;
pinUserPurpose: PWideChar;
pinUserCachePolicy: PWideChar;
pinUserPolicyInfo: PWideChar;
pinUserFlags: PWideChar;
pinUserAcceptPlainTextPin: Boolean;
pinUserGenerateSessionPin: Boolean;
pinAdminType: PWideChar;
pinAdminPurpose: PWideChar;
pinAdminCachePolicy: PWideChar;
pinAdminPolicyInfo: PWideChar;
pinAdminFlags: PWideChar;
pinRole3Type: PWideChar;
pinRole3Purpose: PWideChar;
pinRole3CachePolicy: PWideChar;
pinRole3PolicyInfo: PWideChar;
pinRole3Flags: PWideChar;
pinRole3AcceptPlainTextPin: Boolean;
pinRole3GenerateSessionPin: Boolean;
pinRole4Type: PWideChar;
pinRole4Purpose: PWideChar;
pinRole4CachePolicy: PWideChar;
pinRole4PolicyInfo: PWideChar;
pinRole4Flags: PWideChar;
pinRole4AcceptPlainTextPin: Boolean;
pinRole4GenerateSessionPin: Boolean;
i: Integer;
count_i: Integer;
begin
success := False;
// This example requires the Chilkat API to have been previously unlocked.
// See Global Unlock Sample for sample code.
scmd := CkScMinidriver_Create();
// Reader names (smart card readers or USB tokens) can be discovered
// via PCSC List Readers or PCSC Find Smart Cards
readerName := 'Alcor Micro USB Smart Card Reader 0';
success := CkScMinidriver_AcquireContext(scmd,readerName);
if (success = False) then
begin
Memo1.Lines.Add(CkScMinidriver__lastErrorText(scmd));
Exit;
end;
json := CkJsonObject_Create();
CkJsonObject_putEmitCompact(json,False);
success := CkScMinidriver_GetCardProperties(scmd,json);
if (success = False) then
begin
Memo1.Lines.Add(CkScMinidriver__lastErrorText(scmd));
Exit;
end;
Memo1.Lines.Add(CkJsonObject__emit(json));
// Here is sample output:
// See below for sample code to parse the JSON.
//
// NOTE: Not all smart cards support all properties.
// The GetCardProperties method will return information for all properties supported by the card.
// {
// "bytesAvailable": 74752,
// "containersAvailable": 18,
// "maxKeyContainers": 20,
// "capabilities": {
// "fCertificateCompression": false,
// "fKeyGen": true
// },
// "keySizes": {
// "minimumBitlen": 2048,
// "defaultBitlen": 2048,
// "maximumBitlen": 4096,
// "incrementalBitlen": 1024
// },
// "readOnly": false,
// "cacheMode": "global",
// "supportsWinX509Enrollment": true,
// "guid": "1201803d-03e6-772a-3d80-0112e6032a77",
// "serial": "e6032a773d800112e6032a77",
// "pins": [
// "user",
// "admin",
// "role3",
// "role4"
// ],
// "pin": {
// "user": {
// "type": "regular",
// "purpose": "primaryCard",
// "changePermission": [
// "user"
// ],
// "unblockPermission": [
// "admin"
// ],
// "cachePolicy": "normal",
// "policyInfo": "00000000",
// "flags": "00000000",
// "acceptPlainTextPin": true,
// "generateSessionPin": false
// },
// "admin": {
// "type": "challenge/response",
// "purpose": "administrator",
// "changePermission": [
// "admin"
// ],
// "cachePolicy": "normal",
// "policyInfo": "00000000",
// "flags": "00000000"
// },
// "role3": {
// "type": "regular",
// "purpose": "digitalSignature",
// "changePermission": [
// "role3"
// ],
// "unblockPermission": [
// "role4"
// ],
// "cachePolicy": "alwaysPrompt",
// "policyInfo": "00000000",
// "flags": "00000000",
// "acceptPlainTextPin": true,
// "generateSessionPin": false
// },
// "role4": {
// "type": "regular",
// "purpose": "unblockOnly",
// "changePermission": [
// "role4"
// ],
// "cachePolicy": "normal",
// "policyInfo": "00000000",
// "flags": "00000000",
// "acceptPlainTextPin": true,
// "generateSessionPin": false
// }
// },
// "importSupport": [
// "plainText",
// "rsaKeyest",
// "eccKeyest",
// "symmetric"
// ],
// "algorithms": [
// "AES"
// ],
// "paddingSchemes": [
// "block",
// "pkcs1",
// "pss",
// "oaep"
// ],
// "chainingModes": [
// "ChainingModeCBC"
// ]
// }
// Use this online tool to generate parsing code from sample JSON:
// Generate Parsing Code from JSON
bytesAvailable := CkJsonObject_IntOf(json,'bytesAvailable');
containersAvailable := CkJsonObject_IntOf(json,'containersAvailable');
maxKeyContainers := CkJsonObject_IntOf(json,'maxKeyContainers');
capabilitiesFCertificateCompression := CkJsonObject_BoolOf(json,'capabilities.fCertificateCompression');
capabilitiesFKeyGen := CkJsonObject_BoolOf(json,'capabilities.fKeyGen');
keySizesMinimumBitlen := CkJsonObject_IntOf(json,'keySizes.minimumBitlen');
keySizesDefaultBitlen := CkJsonObject_IntOf(json,'keySizes.defaultBitlen');
keySizesMaximumBitlen := CkJsonObject_IntOf(json,'keySizes.maximumBitlen');
keySizesIncrementalBitlen := CkJsonObject_IntOf(json,'keySizes.incrementalBitlen');
readOnly := CkJsonObject_BoolOf(json,'readOnly');
cacheMode := CkJsonObject__stringOf(json,'cacheMode');
supportsWinX509Enrollment := CkJsonObject_BoolOf(json,'supportsWinX509Enrollment');
guid := CkJsonObject__stringOf(json,'guid');
serial := CkJsonObject__stringOf(json,'serial');
pinUserType := CkJsonObject__stringOf(json,'pin.user.type');
pinUserPurpose := CkJsonObject__stringOf(json,'pin.user.purpose');
pinUserCachePolicy := CkJsonObject__stringOf(json,'pin.user.cachePolicy');
pinUserPolicyInfo := CkJsonObject__stringOf(json,'pin.user.policyInfo');
pinUserFlags := CkJsonObject__stringOf(json,'pin.user.flags');
pinUserAcceptPlainTextPin := CkJsonObject_BoolOf(json,'pin.user.acceptPlainTextPin');
pinUserGenerateSessionPin := CkJsonObject_BoolOf(json,'pin.user.generateSessionPin');
pinAdminType := CkJsonObject__stringOf(json,'pin.admin.type');
pinAdminPurpose := CkJsonObject__stringOf(json,'pin.admin.purpose');
pinAdminCachePolicy := CkJsonObject__stringOf(json,'pin.admin.cachePolicy');
pinAdminPolicyInfo := CkJsonObject__stringOf(json,'pin.admin.policyInfo');
pinAdminFlags := CkJsonObject__stringOf(json,'pin.admin.flags');
pinRole3Type := CkJsonObject__stringOf(json,'pin.role3.type');
pinRole3Purpose := CkJsonObject__stringOf(json,'pin.role3.purpose');
pinRole3CachePolicy := CkJsonObject__stringOf(json,'pin.role3.cachePolicy');
pinRole3PolicyInfo := CkJsonObject__stringOf(json,'pin.role3.policyInfo');
pinRole3Flags := CkJsonObject__stringOf(json,'pin.role3.flags');
pinRole3AcceptPlainTextPin := CkJsonObject_BoolOf(json,'pin.role3.acceptPlainTextPin');
pinRole3GenerateSessionPin := CkJsonObject_BoolOf(json,'pin.role3.generateSessionPin');
pinRole4Type := CkJsonObject__stringOf(json,'pin.role4.type');
pinRole4Purpose := CkJsonObject__stringOf(json,'pin.role4.purpose');
pinRole4CachePolicy := CkJsonObject__stringOf(json,'pin.role4.cachePolicy');
pinRole4PolicyInfo := CkJsonObject__stringOf(json,'pin.role4.policyInfo');
pinRole4Flags := CkJsonObject__stringOf(json,'pin.role4.flags');
pinRole4AcceptPlainTextPin := CkJsonObject_BoolOf(json,'pin.role4.acceptPlainTextPin');
pinRole4GenerateSessionPin := CkJsonObject_BoolOf(json,'pin.role4.generateSessionPin');
i := 0;
count_i := CkJsonObject_SizeOfArray(json,'pins');
while i < count_i do
begin
CkJsonObject_putI(json,i);
strVal := CkJsonObject__stringOf(json,'pins[i]');
i := i + 1;
end;
i := 0;
count_i := CkJsonObject_SizeOfArray(json,'pin.user.changePermission');
while i < count_i do
begin
CkJsonObject_putI(json,i);
strVal := CkJsonObject__stringOf(json,'pin.user.changePermission[i]');
i := i + 1;
end;
i := 0;
count_i := CkJsonObject_SizeOfArray(json,'pin.user.unblockPermission');
while i < count_i do
begin
CkJsonObject_putI(json,i);
strVal := CkJsonObject__stringOf(json,'pin.user.unblockPermission[i]');
i := i + 1;
end;
i := 0;
count_i := CkJsonObject_SizeOfArray(json,'pin.admin.changePermission');
while i < count_i do
begin
CkJsonObject_putI(json,i);
strVal := CkJsonObject__stringOf(json,'pin.admin.changePermission[i]');
i := i + 1;
end;
i := 0;
count_i := CkJsonObject_SizeOfArray(json,'pin.role3.changePermission');
while i < count_i do
begin
CkJsonObject_putI(json,i);
strVal := CkJsonObject__stringOf(json,'pin.role3.changePermission[i]');
i := i + 1;
end;
i := 0;
count_i := CkJsonObject_SizeOfArray(json,'pin.role3.unblockPermission');
while i < count_i do
begin
CkJsonObject_putI(json,i);
strVal := CkJsonObject__stringOf(json,'pin.role3.unblockPermission[i]');
i := i + 1;
end;
i := 0;
count_i := CkJsonObject_SizeOfArray(json,'pin.role4.changePermission');
while i < count_i do
begin
CkJsonObject_putI(json,i);
strVal := CkJsonObject__stringOf(json,'pin.role4.changePermission[i]');
i := i + 1;
end;
i := 0;
count_i := CkJsonObject_SizeOfArray(json,'importSupport');
while i < count_i do
begin
CkJsonObject_putI(json,i);
strVal := CkJsonObject__stringOf(json,'importSupport[i]');
i := i + 1;
end;
i := 0;
count_i := CkJsonObject_SizeOfArray(json,'algorithms');
while i < count_i do
begin
CkJsonObject_putI(json,i);
strVal := CkJsonObject__stringOf(json,'algorithms[i]');
i := i + 1;
end;
i := 0;
count_i := CkJsonObject_SizeOfArray(json,'paddingSchemes');
while i < count_i do
begin
CkJsonObject_putI(json,i);
strVal := CkJsonObject__stringOf(json,'paddingSchemes[i]');
i := i + 1;
end;
i := 0;
count_i := CkJsonObject_SizeOfArray(json,'chainingModes');
while i < count_i do
begin
CkJsonObject_putI(json,i);
strVal := CkJsonObject__stringOf(json,'chainingModes[i]');
i := i + 1;
end;
// Delete the context when finished with the card.
success := CkScMinidriver_DeleteContext(scmd);
if (success = False) then
begin
Memo1.Lines.Add(CkScMinidriver__lastErrorText(scmd));
end;
CkScMinidriver_Dispose(scmd);
CkJsonObject_Dispose(json);
end;