/*
**	Enc010.cpp
**
*/

#include "stdafx.h"
#include <Windows.h>
#include <WinCrypt.h>

int _tmain(int argc, _TCHAR* argv[])
{
	HCRYPTPROV	hProv;
	HCERTSTORE	hStore;

	//	CSPハンドルの取得
	if(!CryptAcquireContext(&hProv, NULL, NULL, PROV_RSA_FULL, NULL))
	{
		if(!CryptAcquireContext(&hProv, NULL, NULL, PROV_RSA_FULL, CRYPT_NEWKEYSET))
		{
			fprintf(stderr, "CryptAcquireContext error\n");
			return 1;
		}
	}

	//	証明書ストアーのオープン
	hStore = CertOpenSystemStore(
				hProv,
				"MY");
	if(!hStore)
	{
		fprintf(stderr, "CertOpenSystemStore error\n");
		return 2;
	}

	//	自分の電子証明書の取り出し
	PCCERT_CONTEXT	pcCert;
	char	name[100];

	pcCert = NULL;
	while(pcCert = CertFindCertificateInStore(
						hStore,
						X509_ASN_ENCODING | PKCS_7_ASN_ENCODING,
						0,
						CERT_FIND_ANY,
						"",
						pcCert))
	{
		CertNameToStr(X509_ASN_ENCODING | PKCS_7_ASN_ENCODING, &pcCert->pCertInfo->Subject, CERT_SIMPLE_NAME_STR, name, 100);
		printf("Name: %s\n", name);
//		return 3;
	}
	return 4;

	//	後始末
	CertFreeCertificateContext(pcCert);
	CertCloseStore(hStore, 0);
	CryptReleaseContext(hProv, 0);

	return 0;
}