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(PHP ActiveX) PC/SC Find Inserted Smart CardsSee more SCard ExamplesGet detailed information about each reader including whether or not a smart card is currently inserted in the reader. (Also includes USB tokens.) Note: This functionality was introduced in Chilkat v9.5.0.87.
<?php // This example requires the Chilkat API to have been previously unlocked. // See Global Unlock Sample for sample code. // For versions of Chilkat < 10.0.0, use new COM('Chilkat_9_5_0.Chilkat.SCard') $scard = new COM("Chilkat.SCard"); // First establish a context to the PC/SC Resource Manager $success = $scard->EstablishContext('user'); if ($success == 0) { print $scard->LastErrorText . "\n"; exit; } // Get JSON containing information about the smartcards currently inserted into readers. // This also includes information about USB security tokens. // For versions of Chilkat < 10.0.0, use new COM('Chilkat_9_5_0.Chilkat.JsonObject') $json = new COM("Chilkat.JsonObject"); $success = $scard->FindSmartcards($json); if ($success == 0) { print $scard->LastErrorText . "\n"; exit; } $json->EmitCompact = 0; print $json->emit() . "\n"; // Here is sample output: // See below for sample code to parse the JSON. // You can see which readers have a card inserted by the "state". // If the state contains "present", then a card is inserted into the reader. // (USB tokens will typically always have a state containing "present") // Also, the ATR of the card inserted into the reader is indicated by "atr". // { // "reader": [ // { // "name": "Alcor Micro USB Smart Card Reader 0", // "state": "present,inuse", // "vendorName": "Alcor Micro", // "systemName": "Alcor Micro USB Smart Card Reader 0", // "card": { // "atr": "3B7F96000080318065B0855956FB120FFE829000", // "windows": { // "miniDriver": "AxaltoCM.dll", // "cryptoProvider": "Microsoft Base Smart Card Crypto Provider", // "keyStorageProvider": "Microsoft Smart Card Key Storage Provider" // } // } // }, // { // "name": "FS USB Token 0", // "state": "present,inuse", // "vendorName": "FS", // "serialNumber": "3F", // "systemName": "FS USB Token 0", // "card": { // "atr": "3B9F958131FE9F006646530534002571DF000000000012", // "windows": { // "miniDriver": "eps2003csp11", // "cryptoProvider": "Microsoft Base Smart Card Crypto Provider", // "keyStorageProvider": "Microsoft Smart Card Key Storage Provider" // } // } // }, // { // "name": "FT Java Token 0", // "state": "present", // "vendorName": "FT", // "serialNumber": "3F", // "systemName": "FT Java Token 0", // "card": { // "atr": "3BFC180000813180459067464A00642D70C172FEE0FE", // "windows": { // "miniDriver": "tagliov70px.dll", // "cryptoProvider": "Microsoft Base Smart Card Crypto Provider", // "keyStorageProvider": "Microsoft Smart Card Key Storage Provider" // } // } // }, // { // "name": "SCM Microsystems Inc. SCR33x USB Smart Card Reader 0", // "state": "present", // "vendorName": "SCM Microsystems Inc.", // "serialNumber": "333130303330", // "systemName": "SCM Microsystems Inc. SCR33x USB Smart Card Reader 0", // "card": { // "atr": "3BFC180000813180459067464A00641606F2727E00E0", // "windows": { // "miniDriver": "tagliov70px.dll", // "cryptoProvider": "Microsoft Base Smart Card Crypto Provider", // "keyStorageProvider": "Microsoft Smart Card Key Storage Provider" // } // } // }, // { // "name": "Yubico YubiKey OTP+FIDO+CCID 0", // "state": "present", // "vendorName": "Yubico", // "serialNumber": "3F", // "systemName": "Yubico YubiKey OTP+FIDO+CCID 0", // "card": { // "atr": "3BFD1300008131FE158073C021C057597562694B657940", // "windows": { // "miniDriver": "msclmd.dll", // "cryptoProvider": "Microsoft Base Smart Card Crypto Provider", // "keyStorageProvider": "Microsoft Smart Card Key Storage Provider" // } // } // } // ] // } // Use this online tool to generate parsing code from sample JSON: // Generate Parsing Code from JSON $i = 0; $count_i = $json->SizeOfArray('reader'); while ($i < $count_i) { $json->I = $i; $name = $json->stringOf('reader[i].name'); $state = $json->stringOf('reader[i].state'); $vendorName = $json->stringOf('reader[i].vendorName'); $systemName = $json->stringOf('reader[i].systemName'); $cardAtr = $json->stringOf('reader[i].card.atr'); $cardWindowsMiniDriver = $json->stringOf('reader[i].card.windows.miniDriver'); $cardWindowsCryptoProvider = $json->stringOf('reader[i].card.windows.cryptoProvider'); $cardWindowsKeyStorageProvider = $json->stringOf('reader[i].card.windows.keyStorageProvider'); $serialNumber = $json->stringOf('reader[i].serialNumber'); $i = $i + 1; } // Applications should always release the context when finished. $success = $scard->ReleaseContext(); if ($success == 0) { print $scard->LastErrorText . "\n"; } ?> |
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