/*
- * "$Id$"
+ * TLS support for CUPS on Windows using the Security Support Provider
+ * Interface (SSPI).
*
- * TLS support for CUPS on Windows using SSPI.
- *
- * Copyright 2010-2014 by Apple Inc.
+ * Copyright 2010-2015 by Apple Inc.
*
* These coded instructions, statements, and computer programs are the
* property of Apple Inc. and are protected by Federal copyright
* law. Distribution and use rights are outlined in the file "LICENSE.txt"
* which should have been included with this file. If this file is
- * file is missing or damaged, see the license at "http://www.cups.org/".
+ * missing or damaged, see the license at "http://www.cups.org/".
*
* This file is subject to the Apple OS-Developed Software exception.
*/
+/**** This file is included from tls.c ****/
+
/*
* Include necessary headers...
*/
# define SECURITY_FLAG_IGNORE_UNKNOWN_CA 0x00000100 /* Untrusted root */
#endif /* SECURITY_FLAG_IGNORE_UNKNOWN_CA */
+#ifndef SECURITY_FLAG_IGNORE_CERT_CN_INVALID
+# define SECURITY_FLAG_IGNORE_CERT_CN_INVALID 0x00001000 /* Common name does not match */
+#endif /* !SECURITY_FLAG_IGNORE_CERT_CN_INVALID */
+
#ifndef SECURITY_FLAG_IGNORE_CERT_DATE_INVALID
# define SECURITY_FLAG_IGNORE_CERT_DATE_INVALID 0x00002000 /* Expired X509 Cert. */
#endif /* !SECURITY_FLAG_IGNORE_CERT_DATE_INVALID */
+
+/*
+ * Local globals...
+ */
+
+static int tls_options = -1;/* Options for TLS connections */
+
+
/*
* Local functions...
*/
static int http_sspi_server(http_t *http, const char *hostname);
static void http_sspi_set_allows_any_root(_http_sspi_t *sspi, BOOL allow);
static void http_sspi_set_allows_expired_certs(_http_sspi_t *sspi, BOOL allow);
-static const char *http_sspi_strerror(_http_sspi_t *sspi, DWORD code);
+static const char *http_sspi_strerror(char *buffer, size_t bufsize, DWORD code);
static DWORD http_sspi_verify(PCCERT_CONTEXT cert, const char *common_name, DWORD dwCertFlags);
/*
* 'cupsMakeServerCredentials()' - Make a self-signed certificate and private key pair.
*
- * @since CUPS 2.0@
+ * @since CUPS 2.0/OS 10.10@
*/
int /* O - 1 on success, 0 on failure */
* Note: The server credentials are used by all threads in the running process.
* This function is threadsafe.
*
- * @since CUPS 2.0@
+ * @since CUPS 2.0/OS 10.10@
*/
int /* O - 1 on success, 0 on failure */
* 'httpCopyCredentials()' - Copy the credentials associated with the peer in
* an encrypted connection.
*
- * @since CUPS 1.5/OS X 10.7@
+ * @since CUPS 1.5/macOS 10.7@
*/
int /* O - Status of call (0 = success) */
{
DEBUG_printf(("httpCopyCredentials(http=%p, credentials=%p)", http, credentials));
- (void)http;
+ if (!http || !http->tls || !http->tls->remoteCert || !credentials)
+ {
+ if (credentials)
+ *credentials = NULL;
- if (credentials)
- *credentials = NULL;
+ return (-1);
+ }
- return (-1);
+ *credentials = cupsArrayNew(NULL, NULL);
+ httpAddCredential(*credentials, http->tls->remoteCert->pbCertEncoded, http->tls->remoteCert->cbCertEncoded);
+
+ return (0);
}
/*
* 'httpCredentialsAreValidForName()' - Return whether the credentials are valid for the given name.
*
- * @since CUPS 2.0@
+ * @since CUPS 2.0/OS 10.10@
*/
int /* O - 1 if valid, 0 otherwise */
if (cert)
{
- if (!CertNameToStr(X509_ASN_ENCODING, cert->pCertInfo->Subject, CERT_SIMPLE_NAME_STR, cert_name, sizeof(cert_name)))
+ if (CertNameToStr(X509_ASN_ENCODING, &(cert->pCertInfo->Subject), CERT_SIMPLE_NAME_STR, cert_name, sizeof(cert_name)))
+ {
+ /*
+ * Extract common name at end...
+ */
+
+ char *ptr = strrchr(cert_name, ',');
+ if (ptr && ptr[1])
+ _cups_strcpy(cert_name, ptr + 2);
+ }
+ else
strlcpy(cert_name, "unknown", sizeof(cert_name));
CertFreeCertificateContext(cert);
/*
* 'httpCredentialsGetTrust()' - Return the trust of credentials.
*
- * @since CUPS 2.0@
+ * @since CUPS 2.0/OS 10.10@
*/
http_trust_t /* O - Level of trust */
if (!cert)
return (HTTP_TRUST_UNKNOWN);
+ if (cg->any_root < 0)
+ _cupsSetDefaults();
+
if (cg->any_root)
certFlags |= SECURITY_FLAG_IGNORE_UNKNOWN_CA;
/*
* 'httpCredentialsGetExpiration()' - Return the expiration date of the credentials.
*
- * @since CUPS 2.0@
+ * @since CUPS 2.0/OS 10.10@
*/
time_t /* O - Expiration date of credentials */
SYSTEMTIME systime; /* System time */
struct tm tm; /* UNIX date/time */
- FileTimeToSystemTime(cert->pCertInfo->NotAfter, &systime);
+ FileTimeToSystemTime(&(cert->pCertInfo->NotAfter), &systime);
tm.tm_year = systime.wYear - 1900;
tm.tm_mon = systime.wMonth - 1;
/*
* 'httpCredentialsString()' - Return a string representing the credentials.
*
- * @since CUPS 2.0@
+ * @since CUPS 2.0/OS 10.10@
*/
size_t /* O - Total size of credentials string */
_cups_md5_state_t md5_state; /* MD5 state */
unsigned char md5_digest[16]; /* MD5 result */
- FileTimeToSystemTime(cert->pCertInfo->NotAfter, &systime);
+ FileTimeToSystemTime(&(cert->pCertInfo->NotAfter), &systime);
tm.tm_year = systime.wYear - 1900;
tm.tm_mon = systime.wMonth - 1;
expiration = mktime(&tm);
- if (!CertNameToStr(X509_ASN_ENCODING, cert->pCertInfo->Subject, CERT_SIMPLE_NAME_STR, cert_name, sizeof(cert_name)))
+ if (CertNameToStr(X509_ASN_ENCODING, &(cert->pCertInfo->Subject), CERT_SIMPLE_NAME_STR, cert_name, sizeof(cert_name)))
+ {
+ /*
+ * Extract common name at end...
+ */
+
+ char *ptr = strrchr(cert_name, ',');
+ if (ptr && ptr[1])
+ _cups_strcpy(cert_name, ptr + 2);
+ }
+ else
strlcpy(cert_name, "unknown", sizeof(cert_name));
_cupsMD5Init(&md5_state);
/*
* 'httpLoadCredentials()' - Load X.509 credentials from a keychain file.
*
- * @since CUPS 2.0@
+ * @since CUPS 2.0/OS 10.10@
*/
int /* O - 0 on success, -1 on error */
cups_array_t **credentials, /* IO - Credentials */
const char *common_name) /* I - Common name for credentials */
{
+ HCERTSTORE store = NULL; /* Certificate store */
+ PCCERT_CONTEXT storedContext = NULL; /* Context created from the store */
+ DWORD dwSize = 0; /* 32 bit size */
+ PBYTE p = NULL; /* Temporary storage */
+ HCRYPTPROV hProv = (HCRYPTPROV)NULL;
+ /* Handle to a CSP */
+ CERT_NAME_BLOB sib; /* Arbitrary array of bytes */
+#ifdef DEBUG
+ char error[1024]; /* Error message buffer */
+#endif /* DEBUG */
+
+
DEBUG_printf(("httpLoadCredentials(path=\"%s\", credentials=%p, common_name=\"%s\")", path, credentials, common_name));
(void)path;
- (void)common_name;
if (credentials)
+ {
*credentials = NULL;
+ }
+ else
+ {
+ DEBUG_puts("1httpLoadCredentials: NULL credentials pointer, returning -1.");
+ return (-1);
+ }
+
+ if (!common_name)
+ {
+ DEBUG_puts("1httpLoadCredentials: Bad common name, returning -1.");
+ return (-1);
+ }
+
+ if (!CryptAcquireContextW(&hProv, L"RememberedContainer", MS_DEF_PROV_W, PROV_RSA_FULL, CRYPT_NEWKEYSET | CRYPT_MACHINE_KEYSET))
+ {
+ if (GetLastError() == NTE_EXISTS)
+ {
+ if (!CryptAcquireContextW(&hProv, L"RememberedContainer", MS_DEF_PROV_W, PROV_RSA_FULL, CRYPT_MACHINE_KEYSET))
+ {
+ DEBUG_printf(("1httpLoadCredentials: CryptAcquireContext failed: %s", http_sspi_strerror(error, sizeof(error), GetLastError())));
+ goto cleanup;
+ }
+ }
+ }
+
+ store = CertOpenStore(CERT_STORE_PROV_SYSTEM, X509_ASN_ENCODING|PKCS_7_ASN_ENCODING, hProv, CERT_SYSTEM_STORE_LOCAL_MACHINE | CERT_STORE_NO_CRYPT_RELEASE_FLAG | CERT_STORE_OPEN_EXISTING_FLAG, L"MY");
+
+ if (!store)
+ {
+ DEBUG_printf(("1httpLoadCredentials: CertOpenSystemStore failed: %s", http_sspi_strerror(error, sizeof(error), GetLastError())));
+ goto cleanup;
+ }
+
+ dwSize = 0;
+
+ if (!CertStrToName(X509_ASN_ENCODING, common_name, CERT_OID_NAME_STR, NULL, NULL, &dwSize, NULL))
+ {
+ DEBUG_printf(("1httpLoadCredentials: CertStrToName failed: %s", http_sspi_strerror(error, sizeof(error), GetLastError())));
+ goto cleanup;
+ }
+
+ p = (PBYTE)malloc(dwSize);
+
+ if (!p)
+ {
+ DEBUG_printf(("1httpLoadCredentials: malloc failed for %d bytes.", dwSize));
+ goto cleanup;
+ }
+
+ if (!CertStrToName(X509_ASN_ENCODING, common_name, CERT_OID_NAME_STR, NULL, p, &dwSize, NULL))
+ {
+ DEBUG_printf(("1httpLoadCredentials: CertStrToName failed: %s", http_sspi_strerror(error, sizeof(error), GetLastError())));
+ goto cleanup;
+ }
+
+ sib.cbData = dwSize;
+ sib.pbData = p;
+
+ storedContext = CertFindCertificateInStore(store, X509_ASN_ENCODING | PKCS_7_ASN_ENCODING, 0, CERT_FIND_SUBJECT_NAME, &sib, NULL);
+
+ if (!storedContext)
+ {
+ DEBUG_printf(("1httpLoadCredentials: Unable to find credentials for \"%s\".", common_name));
+ goto cleanup;
+ }
+
+ *credentials = cupsArrayNew(NULL, NULL);
+ httpAddCredential(*credentials, storedContext->pbCertEncoded, storedContext->cbCertEncoded);
+
+cleanup:
+
+ /*
+ * Cleanup
+ */
+
+ if (storedContext)
+ CertFreeCertificateContext(storedContext);
+
+ if (p)
+ free(p);
+
+ if (store)
+ CertCloseStore(store, 0);
+
+ if (hProv)
+ CryptReleaseContext(hProv, 0);
DEBUG_printf(("1httpLoadCredentials: Returning %d.", *credentials ? 0 : -1));
/*
* 'httpSaveCredentials()' - Save X.509 credentials to a keychain file.
*
- * @since CUPS 2.0@
+ * @since CUPS 2.0/OS 10.10@
*/
int /* O - -1 on error, 0 on success */
cups_array_t *credentials, /* I - Credentials */
const char *common_name) /* I - Common name for credentials */
{
+ HCERTSTORE store = NULL; /* Certificate store */
+ PCCERT_CONTEXT storedContext = NULL; /* Context created from the store */
+ PCCERT_CONTEXT createdContext = NULL; /* Context created by us */
+ DWORD dwSize = 0; /* 32 bit size */
+ PBYTE p = NULL; /* Temporary storage */
+ HCRYPTPROV hProv = (HCRYPTPROV)NULL;
+ /* Handle to a CSP */
+ CRYPT_KEY_PROV_INFO ckp; /* Handle to crypto key */
+ int ret = -1; /* Return value */
+#ifdef DEBUG
+ char error[1024]; /* Error message buffer */
+#endif /* DEBUG */
+
+
DEBUG_printf(("httpSaveCredentials(path=\"%s\", credentials=%p, common_name=\"%s\")", path, credentials, common_name));
(void)path;
- (void)credentials;
- (void)common_name;
- DEBUG_printf(("1httpSaveCredentials: Returning %d.", -1));
- return (-1);
+ if (!common_name)
+ {
+ DEBUG_puts("1httpSaveCredentials: Bad common name, returning -1.");
+ return (-1);
+ }
+
+ createdContext = http_sspi_create_credential((http_credential_t *)cupsArrayFirst(credentials));
+ if (!createdContext)
+ {
+ DEBUG_puts("1httpSaveCredentials: Bad credentials, returning -1.");
+ return (-1);
+ }
+
+ if (!CryptAcquireContextW(&hProv, L"RememberedContainer", MS_DEF_PROV_W, PROV_RSA_FULL, CRYPT_NEWKEYSET | CRYPT_MACHINE_KEYSET))
+ {
+ if (GetLastError() == NTE_EXISTS)
+ {
+ if (!CryptAcquireContextW(&hProv, L"RememberedContainer", MS_DEF_PROV_W, PROV_RSA_FULL, CRYPT_MACHINE_KEYSET))
+ {
+ DEBUG_printf(("1httpSaveCredentials: CryptAcquireContext failed: %s", http_sspi_strerror(error, sizeof(error), GetLastError())));
+ goto cleanup;
+ }
+ }
+ }
+
+ store = CertOpenStore(CERT_STORE_PROV_SYSTEM, X509_ASN_ENCODING|PKCS_7_ASN_ENCODING, hProv, CERT_SYSTEM_STORE_LOCAL_MACHINE | CERT_STORE_NO_CRYPT_RELEASE_FLAG | CERT_STORE_OPEN_EXISTING_FLAG, L"MY");
+
+ if (!store)
+ {
+ DEBUG_printf(("1httpSaveCredentials: CertOpenSystemStore failed: %s", http_sspi_strerror(error, sizeof(error), GetLastError())));
+ goto cleanup;
+ }
+
+ dwSize = 0;
+
+ if (!CertStrToName(X509_ASN_ENCODING, common_name, CERT_OID_NAME_STR, NULL, NULL, &dwSize, NULL))
+ {
+ DEBUG_printf(("1httpSaveCredentials: CertStrToName failed: %s", http_sspi_strerror(error, sizeof(error), GetLastError())));
+ goto cleanup;
+ }
+
+ p = (PBYTE)malloc(dwSize);
+
+ if (!p)
+ {
+ DEBUG_printf(("1httpSaveCredentials: malloc failed for %d bytes.", dwSize));
+ goto cleanup;
+ }
+
+ if (!CertStrToName(X509_ASN_ENCODING, common_name, CERT_OID_NAME_STR, NULL, p, &dwSize, NULL))
+ {
+ DEBUG_printf(("1httpSaveCredentials: CertStrToName failed: %s", http_sspi_strerror(error, sizeof(error), GetLastError())));
+ goto cleanup;
+ }
+
+ /*
+ * Add the created context to the named store, and associate it with the named
+ * container...
+ */
+
+ if (!CertAddCertificateContextToStore(store, createdContext, CERT_STORE_ADD_REPLACE_EXISTING, &storedContext))
+ {
+ DEBUG_printf(("1httpSaveCredentials: CertAddCertificateContextToStore failed: %s", http_sspi_strerror(error, sizeof(error), GetLastError())));
+ goto cleanup;
+ }
+
+ ZeroMemory(&ckp, sizeof(ckp));
+ ckp.pwszContainerName = L"RememberedContainer";
+ ckp.pwszProvName = MS_DEF_PROV_W;
+ ckp.dwProvType = PROV_RSA_FULL;
+ ckp.dwFlags = CRYPT_MACHINE_KEYSET;
+ ckp.dwKeySpec = AT_KEYEXCHANGE;
+
+ if (!CertSetCertificateContextProperty(storedContext, CERT_KEY_PROV_INFO_PROP_ID, 0, &ckp))
+ {
+ DEBUG_printf(("1httpSaveCredentials: CertSetCertificateContextProperty failed: %s", http_sspi_strerror(error, sizeof(error), GetLastError())));
+ goto cleanup;
+ }
+
+ ret = 0;
+
+cleanup:
+
+ /*
+ * Cleanup
+ */
+
+ if (createdContext)
+ CertFreeCertificateContext(createdContext);
+
+ if (storedContext)
+ CertFreeCertificateContext(storedContext);
+
+ if (p)
+ free(p);
+
+ if (store)
+ CertCloseStore(store, 0);
+
+ if (hProv)
+ CryptReleaseContext(hProv, 0);
+
+ DEBUG_printf(("1httpSaveCredentials: Returning %d.", ret));
+ return (ret);
}
}
else if (scRet != SEC_E_OK)
{
- DEBUG_printf(("5_httpTLSRead: DecryptMessage failed: %s", http_sspi_strerror(sspi, scRet)));
+ DEBUG_printf(("5_httpTLSRead: DecryptMessage failed: %s", http_sspi_strerror(sspi->error, sizeof(sspi->error), scRet)));
WSASetLastError(WSASYSCALLFAILURE);
return (-1);
}
}
+/*
+ * '_httpTLSSetOptions()' - Set TLS protocol and cipher suite options.
+ */
+
+void
+_httpTLSSetOptions(int options) /* I - Options */
+{
+ tls_options = options;
+}
+
+
/*
* '_httpTLSStart()' - Set up SSL/TLS support on a connection.
*/
*hostptr; /* Pointer into hostname */
- DEBUG_printf(("7_httpTLSStart(http=%p)", http));
+ DEBUG_printf(("3_httpTLSStart(http=%p)", http));
+
+ if (tls_options < 0)
+ {
+ DEBUG_puts("4_httpTLSStart: Setting defaults.");
+ _cupsSetDefaults();
+ DEBUG_printf(("4_httpTLSStart: tls_options=%x", tls_options));
+ }
if ((http->tls = http_sspi_alloc()) == NULL)
return (-1);
}
else
{
- DEBUG_printf(("_httpTLSStop: AcceptSecurityContext failed: %s", http_sspi_strerror(sspi, status)));
+ DEBUG_printf(("_httpTLSStop: AcceptSecurityContext failed: %s", http_sspi_strerror(sspi->error, sizeof(sspi->error), status)));
}
}
else
{
- DEBUG_printf(("_httpTLSStop: ApplyControlToken failed: %s", http_sspi_strerror(sspi, status)));
+ DEBUG_printf(("_httpTLSStop: ApplyControlToken failed: %s", http_sspi_strerror(sspi->error, sizeof(sspi->error), status)));
}
}
if (FAILED(scRet))
{
- DEBUG_printf(("_httpTLSWrite: EncryptMessage failed: %s", http_sspi_strerror(sspi, scRet)));
+ DEBUG_printf(("_httpTLSWrite: EncryptMessage failed: %s", http_sspi_strerror(sspi->error, sizeof(sspi->error), scRet)));
WSASetLastError(WSASYSCALLFAILURE);
return (-1);
}
common_name[1024]; /* CN=username */
- DEBUG_printf(("http_sspi_client(http=%p, hostname=\"%s\")", http, hostname));
+ DEBUG_printf(("4http_sspi_client(http=%p, hostname=\"%s\")", http, hostname));
dwSSPIFlags = ISC_REQ_SEQUENCE_DETECT |
ISC_REQ_REPLAY_DETECT |
if (!http_sspi_find_credentials(http, L"ClientContainer", common_name))
if (!http_sspi_make_credentials(http->tls, L"ClientContainer", common_name, _HTTP_MODE_CLIENT, 10))
{
- DEBUG_puts("http_sspi_client: Unable to get client credentials.");
+ DEBUG_puts("5http_sspi_client: Unable to get client credentials.");
return (-1);
}
if (scRet != SEC_I_CONTINUE_NEEDED)
{
- DEBUG_printf(("http_sspi_client: InitializeSecurityContext(1) failed: %s", http_sspi_strerror(sspi, scRet)));
+ DEBUG_printf(("5http_sspi_client: InitializeSecurityContext(1) failed: %s", http_sspi_strerror(sspi->error, sizeof(sspi->error), scRet)));
return (-1);
}
{
if ((cbData = send(http->fd, outBuffers[0].pvBuffer, outBuffers[0].cbBuffer, 0)) <= 0)
{
- DEBUG_printf(("http_sspi_client: send failed: %d", WSAGetLastError()));
+ DEBUG_printf(("5http_sspi_client: send failed: %d", WSAGetLastError()));
FreeContextBuffer(outBuffers[0].pvBuffer);
DeleteSecurityContext(&sspi->context);
return (-1);
}
- DEBUG_printf(("http_sspi_client: %d bytes of handshake data sent.", cbData));
+ DEBUG_printf(("5http_sspi_client: %d bytes of handshake data sent.", cbData));
FreeContextBuffer(outBuffers[0].pvBuffer);
outBuffers[0].pvBuffer = NULL;
if (sspi->decryptBufferLength >= 262144)
{
WSASetLastError(E_OUTOFMEMORY);
- DEBUG_puts("http_sspi_client: Decryption buffer too large (>256k)");
+ DEBUG_puts("5http_sspi_client: Decryption buffer too large (>256k)");
return (-1);
}
if ((temp = realloc(sspi->decryptBuffer, sspi->decryptBufferLength + 4096)) == NULL)
{
- DEBUG_printf(("http_sspi_client: Unable to allocate %d byte buffer.", sspi->decryptBufferLength + 4096));
+ DEBUG_printf(("5http_sspi_client: Unable to allocate %d byte buffer.", sspi->decryptBufferLength + 4096));
WSASetLastError(E_OUTOFMEMORY);
return (-1);
}
if (cbData < 0)
{
- DEBUG_printf(("http_sspi_client: recv failed: %d", WSAGetLastError()));
+ DEBUG_printf(("5http_sspi_client: recv failed: %d", WSAGetLastError()));
return (-1);
}
else if (cbData == 0)
{
- DEBUG_printf(("http_sspi_client: Server unexpectedly disconnected."));
+ DEBUG_printf(("5http_sspi_client: Server unexpectedly disconnected."));
return (-1);
}
- DEBUG_printf(("http_sspi_client: %d bytes of handshake data received", cbData));
+ DEBUG_printf(("5http_sspi_client: %d bytes of handshake data received", cbData));
sspi->decryptBufferUsed += cbData;
}
if (cbData <= 0)
{
- DEBUG_printf(("http_sspi_client: send failed: %d", WSAGetLastError()));
+ DEBUG_printf(("5http_sspi_client: send failed: %d", WSAGetLastError()));
FreeContextBuffer(outBuffers[0].pvBuffer);
DeleteSecurityContext(&sspi->context);
return (-1);
}
- DEBUG_printf(("http_sspi_client: %d bytes of handshake data sent.", cbData));
+ DEBUG_printf(("5http_sspi_client: %d bytes of handshake data sent.", cbData));
/*
* Free output buffer.
* later decrypt it with DecryptMessage.
*/
- DEBUG_puts("http_sspi_client: Handshake was successful.");
+ DEBUG_puts("5http_sspi_client: Handshake was successful.");
if (inBuffers[1].BufferType == SECBUFFER_EXTRA)
{
sspi->decryptBufferUsed = inBuffers[1].cbBuffer;
- DEBUG_printf(("http_sspi_client: %d bytes of app data was bundled with handshake data", sspi->decryptBufferUsed));
+ DEBUG_printf(("5http_sspi_client: %d bytes of app data was bundled with handshake data", sspi->decryptBufferUsed));
}
else
sspi->decryptBufferUsed = 0;
if (FAILED(scRet))
{
- DEBUG_printf(("http_sspi_client: InitializeSecurityContext(2) failed: %s", http_sspi_strerror(sspi, scRet)));
+ DEBUG_printf(("5http_sspi_client: InitializeSecurityContext(2) failed: %s", http_sspi_strerror(sspi->error, sizeof(sspi->error), scRet)));
ret = -1;
break;
}
* Unimplemented
*/
- DEBUG_printf(("http_sspi_client: server requested client credentials."));
+ DEBUG_printf(("5http_sspi_client: server requested client credentials."));
ret = -1;
break;
}
if (scRet != SEC_E_OK)
{
- DEBUG_printf(("http_sspi_client: QueryContextAttributes failed(SECPKG_ATTR_REMOTE_CERT_CONTEXT): %s", http_sspi_strerror(sspi, scRet)));
+ DEBUG_printf(("5http_sspi_client: QueryContextAttributes failed(SECPKG_ATTR_REMOTE_CERT_CONTEXT): %s", http_sspi_strerror(sspi->error, sizeof(sspi->error), scRet)));
return (-1);
}
if (scRet != SEC_E_OK)
{
- DEBUG_printf(("http_sspi_client: QueryContextAttributes failed(SECPKG_ATTR_STREAM_SIZES): %s", http_sspi_strerror(sspi, scRet)));
+ DEBUG_printf(("5http_sspi_client: QueryContextAttributes failed(SECPKG_ATTR_STREAM_SIZES): %s", http_sspi_strerror(sspi->error, sizeof(sspi->error), scRet)));
ret = -1;
}
}
{
if (!CryptAcquireContextW(&hProv, (LPWSTR)container, MS_DEF_PROV_W, PROV_RSA_FULL, CRYPT_MACHINE_KEYSET))
{
- DEBUG_printf(("http_sspi_find_credentials: CryptAcquireContext failed: %s", http_sspi_strerror(sspi, GetLastError())));
+ DEBUG_printf(("5http_sspi_find_credentials: CryptAcquireContext failed: %s", http_sspi_strerror(sspi->error, sizeof(sspi->error), GetLastError())));
ok = FALSE;
goto cleanup;
}
if (!store)
{
- DEBUG_printf(("http_sspi_find_credentials: CertOpenSystemStore failed: %s", http_sspi_strerror(sspi, GetLastError())));
+ DEBUG_printf(("5http_sspi_find_credentials: CertOpenSystemStore failed: %s", http_sspi_strerror(sspi->error, sizeof(sspi->error), GetLastError())));
ok = FALSE;
goto cleanup;
}
if (!CertStrToName(X509_ASN_ENCODING, common_name, CERT_OID_NAME_STR, NULL, NULL, &dwSize, NULL))
{
- DEBUG_printf(("http_sspi_find_credentials: CertStrToName failed: %s", http_sspi_strerror(sspi, GetLastError())));
+ DEBUG_printf(("5http_sspi_find_credentials: CertStrToName failed: %s", http_sspi_strerror(sspi->error, sizeof(sspi->error), GetLastError())));
ok = FALSE;
goto cleanup;
}
if (!p)
{
- DEBUG_printf(("http_sspi_find_credentials: malloc failed for %d bytes.", dwSize));
+ DEBUG_printf(("5http_sspi_find_credentials: malloc failed for %d bytes.", dwSize));
ok = FALSE;
goto cleanup;
}
if (!CertStrToName(X509_ASN_ENCODING, common_name, CERT_OID_NAME_STR, NULL, p, &dwSize, NULL))
{
- DEBUG_printf(("http_sspi_find_credentials: CertStrToName failed: %s", http_sspi_strerror(sspi, GetLastError())));
+ DEBUG_printf(("5http_sspi_find_credentials: CertStrToName failed: %s", http_sspi_strerror(sspi->error, sizeof(sspi->error), GetLastError())));
ok = FALSE;
goto cleanup;
}
if (!storedContext)
{
- DEBUG_printf(("http_sspi_find_credentials: Unable to find credentials for \"%s\".", common_name));
+ DEBUG_printf(("5http_sspi_find_credentials: Unable to find credentials for \"%s\".", common_name));
ok = FALSE;
goto cleanup;
}
SchannelCred.paCred = &storedContext;
/*
- * SSPI doesn't seem to like it if grbitEnabledProtocols is set for a client.
+ * Set supported protocols (can also be overriden in the registry...)
*/
+#ifdef SP_PROT_TLS1_2_SERVER
if (http->mode == _HTTP_MODE_SERVER)
- SchannelCred.grbitEnabledProtocols = SP_PROT_SSL3TLS1;
+ {
+ if (tls_options & _HTTP_TLS_DENY_TLS10)
+ SchannelCred.grbitEnabledProtocols = SP_PROT_TLS1_2_SERVER | SP_PROT_TLS1_1_SERVER;
+ else if (tls_options & _HTTP_TLS_ALLOW_SSL3)
+ SchannelCred.grbitEnabledProtocols = SP_PROT_TLS1_2_SERVER | SP_PROT_TLS1_1_SERVER | SP_PROT_TLS1_0_SERVER | SP_PROT_SSL3_SERVER;
+ else
+ SchannelCred.grbitEnabledProtocols = SP_PROT_TLS1_2_SERVER | SP_PROT_TLS1_1_SERVER | SP_PROT_TLS1_0_SERVER;
+ }
+ else
+ {
+ if (tls_options & _HTTP_TLS_DENY_TLS10)
+ SchannelCred.grbitEnabledProtocols = SP_PROT_TLS1_2_CLIENT | SP_PROT_TLS1_1_CLIENT;
+ else if (tls_options & _HTTP_TLS_ALLOW_SSL3)
+ SchannelCred.grbitEnabledProtocols = SP_PROT_TLS1_2_CLIENT | SP_PROT_TLS1_1_CLIENT | SP_PROT_TLS1_0_CLIENT | SP_PROT_SSL3_CLIENT;
+ else
+ SchannelCred.grbitEnabledProtocols = SP_PROT_TLS1_2_CLIENT | SP_PROT_TLS1_1_CLIENT | SP_PROT_TLS1_0_CLIENT;
+ }
+
+#else
+ if (http->mode == _HTTP_MODE_SERVER)
+ {
+ if (tls_options & _HTTP_TLS_ALLOW_SSL3)
+ SchannelCred.grbitEnabledProtocols = SP_PROT_TLS1_SERVER | SP_PROT_SSL3_SERVER;
+ else
+ SchannelCred.grbitEnabledProtocols = SP_PROT_TLS1_SERVER;
+ }
+ else
+ {
+ if (tls_options & _HTTP_TLS_ALLOW_SSL3)
+ SchannelCred.grbitEnabledProtocols = SP_PROT_TLS1_CLIENT | SP_PROT_SSL3_CLIENT;
+ else
+ SchannelCred.grbitEnabledProtocols = SP_PROT_TLS1_CLIENT;
+ }
+#endif /* SP_PROT_TLS1_2_SERVER */
+
+ /* TODO: Support _HTTP_TLS_ALLOW_RC4 and _HTTP_TLS_ALLOW_DH options; right now we'll rely on Windows registry to enable/disable RC4/DH... */
/*
* Create an SSPI credential.
Status = AcquireCredentialsHandle(NULL, UNISP_NAME, http->mode == _HTTP_MODE_SERVER ? SECPKG_CRED_INBOUND : SECPKG_CRED_OUTBOUND, NULL, &SchannelCred, NULL, NULL, &sspi->creds, &tsExpiry);
if (Status != SEC_E_OK)
{
- DEBUG_printf(("http_sspi_find_credentials: AcquireCredentialsHandle failed: %s", http_sspi_strerror(sspi, Status)));
+ DEBUG_printf(("5http_sspi_find_credentials: AcquireCredentialsHandle failed: %s", http_sspi_strerror(sspi->error, sizeof(sspi->error), Status)));
ok = FALSE;
goto cleanup;
}
{
if (!CryptAcquireContextW(&hProv, (LPWSTR)container, MS_DEF_PROV_W, PROV_RSA_FULL, CRYPT_MACHINE_KEYSET))
{
- DEBUG_printf(("http_sspi_make_credentials: CryptAcquireContext failed: %s", http_sspi_strerror(sspi, GetLastError())));
+ DEBUG_printf(("5http_sspi_make_credentials: CryptAcquireContext failed: %s", http_sspi_strerror(sspi->error, sizeof(sspi->error), GetLastError())));
ok = FALSE;
goto cleanup;
}
if (!store)
{
- DEBUG_printf(("http_sspi_make_credentials: CertOpenSystemStore failed: %s", http_sspi_strerror(sspi, GetLastError())));
+ DEBUG_printf(("5http_sspi_make_credentials: CertOpenSystemStore failed: %s", http_sspi_strerror(sspi->error, sizeof(sspi->error), GetLastError())));
ok = FALSE;
goto cleanup;
}
if (!CertStrToName(X509_ASN_ENCODING, common_name, CERT_OID_NAME_STR, NULL, NULL, &dwSize, NULL))
{
- DEBUG_printf(("http_sspi_make_credentials: CertStrToName failed: %s", http_sspi_strerror(sspi, GetLastError())));
+ DEBUG_printf(("5http_sspi_make_credentials: CertStrToName failed: %s", http_sspi_strerror(sspi->error, sizeof(sspi->error), GetLastError())));
ok = FALSE;
goto cleanup;
}
if (!p)
{
- DEBUG_printf(("http_sspi_make_credentials: malloc failed for %d bytes", dwSize));
+ DEBUG_printf(("5http_sspi_make_credentials: malloc failed for %d bytes", dwSize));
ok = FALSE;
goto cleanup;
}
if (!CertStrToName(X509_ASN_ENCODING, common_name, CERT_OID_NAME_STR, NULL, p, &dwSize, NULL))
{
- DEBUG_printf(("http_sspi_make_credentials: CertStrToName failed: %s", http_sspi_strerror(sspi, GetLastError())));
+ DEBUG_printf(("5http_sspi_make_credentials: CertStrToName failed: %s", http_sspi_strerror(sspi->error, sizeof(sspi->error), GetLastError())));
ok = FALSE;
goto cleanup;
}
/*
- * If we couldn't find the context, then we'll create a new one...
+ * Create a private key and self-signed certificate...
*/
if (!CryptGenKey(hProv, AT_KEYEXCHANGE, CRYPT_EXPORTABLE, &hKey))
{
- DEBUG_printf(("http_sspi_make_credentials: CryptGenKey failed: %s", http_sspi_strerror(sspi, GetLastError())));
+ DEBUG_printf(("5http_sspi_make_credentials: CryptGenKey failed: %s", http_sspi_strerror(sspi->error, sizeof(sspi->error), GetLastError())));
ok = FALSE;
goto cleanup;
}
if (!createdContext)
{
- DEBUG_printf(("http_sspi_make_credentials: CertCreateSelfSignCertificate failed: %s", http_sspi_strerror(sspi, GetLastError())));
+ DEBUG_printf(("5http_sspi_make_credentials: CertCreateSelfSignCertificate failed: %s", http_sspi_strerror(sspi->error, sizeof(sspi->error), GetLastError())));
ok = FALSE;
goto cleanup;
}
+ /*
+ * Add the created context to the named store, and associate it with the named
+ * container...
+ */
+
if (!CertAddCertificateContextToStore(store, createdContext, CERT_STORE_ADD_REPLACE_EXISTING, &storedContext))
{
- DEBUG_printf(("http_sspi_make_credentials: CertAddCertificateContextToStore failed: %s", http_sspi_strerror(sspi, GetLastError())));
+ DEBUG_printf(("5http_sspi_make_credentials: CertAddCertificateContextToStore failed: %s", http_sspi_strerror(sspi->error, sizeof(sspi->error), GetLastError())));
ok = FALSE;
goto cleanup;
}
if (!CertSetCertificateContextProperty(storedContext, CERT_KEY_PROV_INFO_PROP_ID, 0, &ckp))
{
- DEBUG_printf(("http_sspi_make_credentials: CertSetCertificateContextProperty failed: %s", http_sspi_strerror(sspi, GetLastError())));
+ DEBUG_printf(("5http_sspi_make_credentials: CertSetCertificateContextProperty failed: %s", http_sspi_strerror(sspi->error, sizeof(sspi->error), GetLastError())));
ok = FALSE;
goto cleanup;
}
+ /*
+ * Get a handle to use the certificate...
+ */
ZeroMemory(&SchannelCred, sizeof(SchannelCred));
Status = AcquireCredentialsHandle(NULL, UNISP_NAME, mode == _HTTP_MODE_SERVER ? SECPKG_CRED_INBOUND : SECPKG_CRED_OUTBOUND, NULL, &SchannelCred, NULL, NULL, &sspi->creds, &tsExpiry);
if (Status != SEC_E_OK)
{
- DEBUG_printf(("http_sspi_make_credentials: AcquireCredentialsHandle failed: %s", http_sspi_strerror(sspi, Status)));
+ DEBUG_printf(("5http_sspi_make_credentials: AcquireCredentialsHandle failed: %s", http_sspi_strerror(sspi->error, sizeof(sspi->error), Status)));
ok = FALSE;
goto cleanup;
}
int ret = 0; /* Return value */
- DEBUG_printf(("http_sspi_server(http=%p, hostname=\"%s\")", http, hostname));
+ DEBUG_printf(("4http_sspi_server(http=%p, hostname=\"%s\")", http, hostname));
dwSSPIFlags = ASC_REQ_SEQUENCE_DETECT |
ASC_REQ_REPLAY_DETECT |
if (!http_sspi_find_credentials(http, L"ServerContainer", common_name))
if (!http_sspi_make_credentials(http->tls, L"ServerContainer", common_name, _HTTP_MODE_SERVER, 10))
{
- DEBUG_puts("http_sspi_server: Unable to get server credentials.");
+ DEBUG_puts("5http_sspi_server: Unable to get server credentials.");
return (-1);
}
if (sspi->decryptBufferLength >= 262144)
{
WSASetLastError(E_OUTOFMEMORY);
- DEBUG_puts("http_sspi_server: Decryption buffer too large (>256k)");
+ DEBUG_puts("5http_sspi_server: Decryption buffer too large (>256k)");
return (-1);
}
if ((temp = realloc(sspi->decryptBuffer, sspi->decryptBufferLength + 4096)) == NULL)
{
- DEBUG_printf(("http_sspi_server: Unable to allocate %d byte buffer.", sspi->decryptBufferLength + 4096));
+ DEBUG_printf(("5http_sspi_server: Unable to allocate %d byte buffer.", sspi->decryptBufferLength + 4096));
WSASetLastError(E_OUTOFMEMORY);
return (-1);
}
if (num < 0)
{
- DEBUG_printf(("http_sspi_server: recv failed: %d", WSAGetLastError()));
+ DEBUG_printf(("5http_sspi_server: recv failed: %d", WSAGetLastError()));
return (-1);
}
else if (num == 0)
{
- DEBUG_puts("http_sspi_server: client disconnected");
+ DEBUG_puts("5http_sspi_server: client disconnected");
return (-1);
}
- DEBUG_printf(("http_sspi_server: received %d (handshake) bytes from client.", num));
+ DEBUG_printf(("5http_sspi_server: received %d (handshake) bytes from client.", num));
sspi->decryptBufferUsed += num;
}
if (num <= 0)
{
- DEBUG_printf(("http_sspi_server: handshake send failed: %d", WSAGetLastError()));
+ DEBUG_printf(("5http_sspi_server: handshake send failed: %d", WSAGetLastError()));
return (-1);
}
- DEBUG_printf(("http_sspi_server: sent %d handshake bytes to client.", outBuffers[0].cbBuffer));
+ DEBUG_printf(("5http_sspi_server: sent %d handshake bytes to client.", outBuffers[0].cbBuffer));
FreeContextBuffer(outBuffers[0].pvBuffer);
outBuffers[0].pvBuffer = NULL;
}
else if (FAILED(scRet) && scRet != SEC_E_INCOMPLETE_MESSAGE)
{
- DEBUG_printf(("http_sspi_server: AcceptSecurityContext failed: %s", http_sspi_strerror(sspi, scRet)));
+ DEBUG_printf(("5http_sspi_server: AcceptSecurityContext failed: %s", http_sspi_strerror(sspi->error, sizeof(sspi->error), scRet)));
ret = -1;
break;
}
if (scRet != SEC_E_OK)
{
- DEBUG_printf(("http_sspi_server: QueryContextAttributes failed: %s", http_sspi_strerror(sspi, scRet)));
+ DEBUG_printf(("5http_sspi_server: QueryContextAttributes failed: %s", http_sspi_strerror(sspi->error, sizeof(sspi->error), scRet)));
ret = -1;
}
}
*/
static const char * /* O - String for error */
-http_sspi_strerror(_http_sspi_t *sspi, /* I - SSPI data */
- DWORD code) /* I - Error code */
+http_sspi_strerror(char *buffer, /* I - Error message buffer */
+ size_t bufsize, /* I - Size of buffer */
+ DWORD code) /* I - Error code */
{
- if (FormatMessage(FORMAT_MESSAGE_FROM_SYSTEM, NULL, code, 0, sspi->error, sizeof(sspi->error), NULL))
+ if (FormatMessage(FORMAT_MESSAGE_FROM_SYSTEM, NULL, code, 0, buffer, bufsize, NULL))
{
/*
* Strip trailing CR + LF...
char *ptr; /* Pointer into error message */
- for (ptr = sspi->error + strlen(sspi->error) - 1; ptr >= sspi->error; ptr --)
+ for (ptr = buffer + strlen(buffer) - 1; ptr >= buffer; ptr --)
if (*ptr == '\n' || *ptr == '\r')
*ptr = '\0';
else
break;
}
else
- snprintf(sspi->error, sizeof(sspi->error), "Unknown error %x", code);
+ snprintf(buffer, bufsize, "Unknown error %x", code);
- return (sspi->error);
+ return (buffer);
}
/* Number of ites in rgszUsages */
DWORD count; /* 32 bit count variable */
DWORD status; /* Return value */
+#ifdef DEBUG
+ char error[1024]; /* Error message string */
+#endif /* DEBUG */
if (!cert)
if (!CertGetCertificateChain(NULL, cert, NULL, cert->hCertStore, &chainPara, 0, NULL, &chainContext))
{
status = GetLastError();
- DEBUG_printf(("CertGetCertificateChain returned: %x", status));
+
+ DEBUG_printf(("CertGetCertificateChain returned: %s", http_sspi_strerror(error, sizeof(error), status)));
LocalFree(commonNameUnicode);
return (status);
if (!CertVerifyCertificateChainPolicy(CERT_CHAIN_POLICY_SSL, chainContext, &policyPara, &policyStatus))
{
status = GetLastError();
- DEBUG_printf(("CertVerifyCertificateChainPolicy returned %x", status));
+
+ DEBUG_printf(("CertVerifyCertificateChainPolicy returned %s", http_sspi_strerror(error, sizeof(error), status)));
}
else if (policyStatus.dwError)
status = policyStatus.dwError;
return (status);
}
-
-
-/*
- * End of "$Id$".
- */