7 files changed, 0 insertions, 652 deletions
diff --git a/vendor/gopkg.in/mgo.v2/internal/sasl/sasl.c b/vendor/gopkg.in/mgo.v2/internal/sasl/sasl.c
deleted file mode 100644
index 8be0bc459..000000000
--- a/vendor/gopkg.in/mgo.v2/internal/sasl/sasl.c
+++ /dev/null
@@ -1,77 +0,0 @@
-// +build !windows
-
-#include <stdlib.h>
-#include <stdio.h>
-#include <string.h>
-#include <sasl/sasl.h>
-
-static int mgo_sasl_simple(void *context, int id, const char **result, unsigned int *len)
-{
-	if (!result) {
-		return SASL_BADPARAM;
-	}
-	switch (id) {
-	case SASL_CB_USER:
-		*result = (char *)context;
-		break;
-	case SASL_CB_AUTHNAME:
-		*result = (char *)context;
-		break;
-	case SASL_CB_LANGUAGE:
-		*result = NULL;
-		break;
-	default:
-		return SASL_BADPARAM;
-	}
-	if (len) {
-		*len = *result ? strlen(*result) : 0;
-	}
-	return SASL_OK;
-}
-
-typedef int (*callback)(void);
-
-static int mgo_sasl_secret(sasl_conn_t *conn, void *context, int id, sasl_secret_t **result)
-{
-	if (!conn || !result || id != SASL_CB_PASS) {
-		return SASL_BADPARAM;
-	}
-	*result = (sasl_secret_t *)context;
-	return SASL_OK;
-}
-
-sasl_callback_t *mgo_sasl_callbacks(const char *username, const char *password)
-{
-	sasl_callback_t *cb = malloc(4 * sizeof(sasl_callback_t));
-	int n = 0;
-
-	size_t len = strlen(password);
-	sasl_secret_t *secret = (sasl_secret_t*)malloc(sizeof(sasl_secret_t) + len);
-	if (!secret) {
-		free(cb);
-		return NULL;
-	}
-	strcpy((char *)secret->data, password);
-	secret->len = len;
-
-	cb[n].id = SASL_CB_PASS;
-	cb[n].proc = (callback)&mgo_sasl_secret;
-	cb[n].context = secret;
-	n++;
-
-	cb[n].id = SASL_CB_USER;
-	cb[n].proc = (callback)&mgo_sasl_simple;
-	cb[n].context = (char*)username;
-	n++;
-
-	cb[n].id = SASL_CB_AUTHNAME;
-	cb[n].proc = (callback)&mgo_sasl_simple;
-	cb[n].context = (char*)username;
-	n++;
-
-	cb[n].id = SASL_CB_LIST_END;
-	cb[n].proc = NULL;
-	cb[n].context = NULL;
-
-	return cb;
-}
diff --git a/vendor/gopkg.in/mgo.v2/internal/sasl/sasl.go b/vendor/gopkg.in/mgo.v2/internal/sasl/sasl.go
deleted file mode 100644
index 8375dddf8..000000000
--- a/vendor/gopkg.in/mgo.v2/internal/sasl/sasl.go
+++ /dev/null
@@ -1,138 +0,0 @@
-// Package sasl is an implementation detail of the mgo package.
-//
-// This package is not meant to be used by itself.
-//
-
-// +build !windows
-
-package sasl
-
-// #cgo LDFLAGS: -lsasl2
-//
-// struct sasl_conn {};
-//
-// #include <stdlib.h>
-// #include <sasl/sasl.h>
-//
-// sasl_callback_t *mgo_sasl_callbacks(const char *username, const char *password);
-//
-import "C"
-
-import (
-	"fmt"
-	"strings"
-	"sync"
-	"unsafe"
-)
-
-type saslStepper interface {
-	Step(serverData []byte) (clientData []byte, done bool, err error)
-	Close()
-}
-
-type saslSession struct {
-	conn *C.sasl_conn_t
-	step int
-	mech string
-
-	cstrings  []*C.char
-	callbacks *C.sasl_callback_t
-}
-
-var initError error
-var initOnce sync.Once
-
-func initSASL() {
-	rc := C.sasl_client_init(nil)
-	if rc != C.SASL_OK {
-		initError = saslError(rc, nil, "cannot initialize SASL library")
-	}
-}
-
-func New(username, password, mechanism, service, host string) (saslStepper, error) {
-	initOnce.Do(initSASL)
-	if initError != nil {
-		return nil, initError
-	}
-
-	ss := &saslSession{mech: mechanism}
-	if service == "" {
-		service = "mongodb"
-	}
-	if i := strings.Index(host, ":"); i >= 0 {
-		host = host[:i]
-	}
-	ss.callbacks = C.mgo_sasl_callbacks(ss.cstr(username), ss.cstr(password))
-	rc := C.sasl_client_new(ss.cstr(service), ss.cstr(host), nil, nil, ss.callbacks, 0, &ss.conn)
-	if rc != C.SASL_OK {
-		ss.Close()
-		return nil, saslError(rc, nil, "cannot create new SASL client")
-	}
-	return ss, nil
-}
-
-func (ss *saslSession) cstr(s string) *C.char {
-	cstr := C.CString(s)
-	ss.cstrings = append(ss.cstrings, cstr)
-	return cstr
-}
-
-func (ss *saslSession) Close() {
-	for _, cstr := range ss.cstrings {
-		C.free(unsafe.Pointer(cstr))
-	}
-	ss.cstrings = nil
-
-	if ss.callbacks != nil {
-		C.free(unsafe.Pointer(ss.callbacks))
-	}
-
-	// The documentation of SASL dispose makes it clear that this should only
-	// be done when the connection is done, not when the authentication phase
-	// is done, because an encryption layer may have been negotiated.
-	// Even then, we'll do this for now, because it's simpler and prevents
-	// keeping track of this state for every socket. If it breaks, we'll fix it.
-	C.sasl_dispose(&ss.conn)
-}
-
-func (ss *saslSession) Step(serverData []byte) (clientData []byte, done bool, err error) {
-	ss.step++
-	if ss.step > 10 {
-		return nil, false, fmt.Errorf("too many SASL steps without authentication")
-	}
-	var cclientData *C.char
-	var cclientDataLen C.uint
-	var rc C.int
-	if ss.step == 1 {
-		var mechanism *C.char // ignored - must match cred
-		rc = C.sasl_client_start(ss.conn, ss.cstr(ss.mech), nil, &cclientData, &cclientDataLen, &mechanism)
-	} else {
-		var cserverData *C.char
-		var cserverDataLen C.uint
-		if len(serverData) > 0 {
-			cserverData = (*C.char)(unsafe.Pointer(&serverData[0]))
-			cserverDataLen = C.uint(len(serverData))
-		}
-		rc = C.sasl_client_step(ss.conn, cserverData, cserverDataLen, nil, &cclientData, &cclientDataLen)
-	}
-	if cclientData != nil && cclientDataLen > 0 {
-		clientData = C.GoBytes(unsafe.Pointer(cclientData), C.int(cclientDataLen))
-	}
-	if rc == C.SASL_OK {
-		return clientData, true, nil
-	}
-	if rc == C.SASL_CONTINUE {
-		return clientData, false, nil
-	}
-	return nil, false, saslError(rc, ss.conn, "cannot establish SASL session")
-}
-
-func saslError(rc C.int, conn *C.sasl_conn_t, msg string) error {
-	var detail string
-	if conn == nil {
-		detail = C.GoString(C.sasl_errstring(rc, nil, nil))
-	} else {
-		detail = C.GoString(C.sasl_errdetail(conn))
-	}
-	return fmt.Errorf(msg + ": " + detail)
-}
diff --git a/vendor/gopkg.in/mgo.v2/internal/sasl/sasl_windows.c b/vendor/gopkg.in/mgo.v2/internal/sasl/sasl_windows.c
deleted file mode 100644
index c359fd6ed..000000000
--- a/vendor/gopkg.in/mgo.v2/internal/sasl/sasl_windows.c
+++ /dev/null
@@ -1,122 +0,0 @@
-#include "sasl_windows.h"
-
-static const LPSTR SSPI_PACKAGE_NAME = "kerberos";
-
-SECURITY_STATUS SEC_ENTRY sspi_acquire_credentials_handle(CredHandle *cred_handle, char *username, char *password, char *domain)
-{
-	SEC_WINNT_AUTH_IDENTITY auth_identity;
-	SECURITY_INTEGER ignored;
-
-	auth_identity.Flags = SEC_WINNT_AUTH_IDENTITY_ANSI;
-	auth_identity.User = (LPSTR) username;
-	auth_identity.UserLength = strlen(username);
-	auth_identity.Password = NULL;
-	auth_identity.PasswordLength = 0;
-	if(password){
-		auth_identity.Password = (LPSTR) password;
-		auth_identity.PasswordLength = strlen(password);
-	}
-	auth_identity.Domain = (LPSTR) domain;
-	auth_identity.DomainLength = strlen(domain);
-	return call_sspi_acquire_credentials_handle(NULL, SSPI_PACKAGE_NAME, SECPKG_CRED_OUTBOUND, NULL, &auth_identity, NULL, NULL, cred_handle, &ignored);
-}
-
-int sspi_step(CredHandle *cred_handle, int has_context, CtxtHandle *context, PVOID buffer, ULONG buffer_length, PVOID *out_buffer, ULONG *out_buffer_length,  char *target)
-{
-	SecBufferDesc inbuf;
-	SecBuffer in_bufs[1];
-	SecBufferDesc outbuf;
-	SecBuffer out_bufs[1];
-
-	if (has_context > 0) {
-		// If we already have a context, we now have data to send.
-		// Put this data in an inbuf.
-		inbuf.ulVersion = SECBUFFER_VERSION;
-		inbuf.cBuffers = 1;
-		inbuf.pBuffers = in_bufs;
-		in_bufs[0].pvBuffer = buffer;
-		in_bufs[0].cbBuffer = buffer_length;
-		in_bufs[0].BufferType = SECBUFFER_TOKEN;
-	}
-
-	outbuf.ulVersion = SECBUFFER_VERSION;
-	outbuf.cBuffers = 1;
-	outbuf.pBuffers = out_bufs;
-	out_bufs[0].pvBuffer = NULL;
-	out_bufs[0].cbBuffer = 0;
-	out_bufs[0].BufferType = SECBUFFER_TOKEN;
-
-	ULONG context_attr = 0;
-
-	int ret = call_sspi_initialize_security_context(cred_handle,
-	          has_context > 0 ? context : NULL,
-	          (LPSTR) target,
-	          ISC_REQ_ALLOCATE_MEMORY | ISC_REQ_MUTUAL_AUTH,
-	          0,
-	          SECURITY_NETWORK_DREP,
-	          has_context > 0 ? &inbuf : NULL,
-	          0,
-	          context,
-	          &outbuf,
-	          &context_attr,
-	          NULL);
-
-	*out_buffer = malloc(out_bufs[0].cbBuffer);
-	*out_buffer_length = out_bufs[0].cbBuffer;
-	memcpy(*out_buffer, out_bufs[0].pvBuffer, *out_buffer_length);
-
-	return ret;
-}
-
-int sspi_send_client_authz_id(CtxtHandle *context, PVOID *buffer, ULONG *buffer_length, char *user_plus_realm)
-{
-	SecPkgContext_Sizes sizes;
-	SECURITY_STATUS status = call_sspi_query_context_attributes(context, SECPKG_ATTR_SIZES, &sizes);
-
-	if (status != SEC_E_OK) {
-		return status;
-	}
-
-	size_t user_plus_realm_length = strlen(user_plus_realm);
-	int msgSize = 4 + user_plus_realm_length;
-	char *msg = malloc((sizes.cbSecurityTrailer + msgSize + sizes.cbBlockSize) * sizeof(char));
-	msg[sizes.cbSecurityTrailer + 0] = 1;
-	msg[sizes.cbSecurityTrailer + 1] = 0;
-	msg[sizes.cbSecurityTrailer + 2] = 0;
-	msg[sizes.cbSecurityTrailer + 3] = 0;
-	memcpy(&msg[sizes.cbSecurityTrailer + 4], user_plus_realm, user_plus_realm_length);
-
-	SecBuffer wrapBufs[3];
-	SecBufferDesc wrapBufDesc;
-	wrapBufDesc.cBuffers = 3;
-	wrapBufDesc.pBuffers = wrapBufs;
-	wrapBufDesc.ulVersion = SECBUFFER_VERSION;
-
-	wrapBufs[0].cbBuffer = sizes.cbSecurityTrailer;
-	wrapBufs[0].BufferType = SECBUFFER_TOKEN;
-	wrapBufs[0].pvBuffer = msg;
-
-	wrapBufs[1].cbBuffer = msgSize;
-	wrapBufs[1].BufferType = SECBUFFER_DATA;
-	wrapBufs[1].pvBuffer = msg + sizes.cbSecurityTrailer;
-
-	wrapBufs[2].cbBuffer = sizes.cbBlockSize;
-	wrapBufs[2].BufferType = SECBUFFER_PADDING;
-	wrapBufs[2].pvBuffer = msg + sizes.cbSecurityTrailer + msgSize;
-
-	status = call_sspi_encrypt_message(context, SECQOP_WRAP_NO_ENCRYPT, &wrapBufDesc, 0);
-	if (status != SEC_E_OK) {
-		free(msg);
-		return status;
-	}
-
-	*buffer_length = wrapBufs[0].cbBuffer + wrapBufs[1].cbBuffer + wrapBufs[2].cbBuffer;
-	*buffer = malloc(*buffer_length);
-
-	memcpy(*buffer, wrapBufs[0].pvBuffer, wrapBufs[0].cbBuffer);
-	memcpy(*buffer + wrapBufs[0].cbBuffer, wrapBufs[1].pvBuffer, wrapBufs[1].cbBuffer);
-	memcpy(*buffer + wrapBufs[0].cbBuffer + wrapBufs[1].cbBuffer, wrapBufs[2].pvBuffer, wrapBufs[2].cbBuffer);
-
-	free(msg);
-	return SEC_E_OK;
-}
diff --git a/vendor/gopkg.in/mgo.v2/internal/sasl/sasl_windows.go b/vendor/gopkg.in/mgo.v2/internal/sasl/sasl_windows.go
deleted file mode 100644
index d8ec00137..000000000
--- a/vendor/gopkg.in/mgo.v2/internal/sasl/sasl_windows.go
+++ /dev/null
@@ -1,142 +0,0 @@
-package sasl
-
-// #include "sasl_windows.h"
-import "C"
-
-import (
-	"fmt"
-	"strings"
-	"sync"
-	"unsafe"
-)
-
-type saslStepper interface {
-	Step(serverData []byte) (clientData []byte, done bool, err error)
-	Close()
-}
-
-type saslSession struct {
-	// Credentials
-	mech          string
-	service       string
-	host          string
-	userPlusRealm string
-	target        string
-	domain        string
-
-	// Internal state
-	authComplete bool
-	errored      bool
-	step         int
-
-	// C internal state
-	credHandle C.CredHandle
-	context    C.CtxtHandle
-	hasContext C.int
-
-	// Keep track of pointers we need to explicitly free
-	stringsToFree []*C.char
-}
-
-var initError error
-var initOnce sync.Once
-
-func initSSPI() {
-	rc := C.load_secur32_dll()
-	if rc != 0 {
-		initError = fmt.Errorf("Error loading libraries: %v", rc)
-	}
-}
-
-func New(username, password, mechanism, service, host string) (saslStepper, error) {
-	initOnce.Do(initSSPI)
-	ss := &saslSession{mech: mechanism, hasContext: 0, userPlusRealm: username}
-	if service == "" {
-		service = "mongodb"
-	}
-	if i := strings.Index(host, ":"); i >= 0 {
-		host = host[:i]
-	}
-	ss.service = service
-	ss.host = host
-
-	usernameComponents := strings.Split(username, "@")
-	if len(usernameComponents) < 2 {
-		return nil, fmt.Errorf("Username '%v' doesn't contain a realm!", username)
-	}
-	user := usernameComponents[0]
-	ss.domain = usernameComponents[1]
-	ss.target = fmt.Sprintf("%s/%s", ss.service, ss.host)
-
-	var status C.SECURITY_STATUS
-	// Step 0: call AcquireCredentialsHandle to get a nice SSPI CredHandle
-	if len(password) > 0 {
-		status = C.sspi_acquire_credentials_handle(&ss.credHandle, ss.cstr(user), ss.cstr(password), ss.cstr(ss.domain))
-	} else {
-		status = C.sspi_acquire_credentials_handle(&ss.credHandle, ss.cstr(user), nil, ss.cstr(ss.domain))
-	}
-	if status != C.SEC_E_OK {
-		ss.errored = true
-		return nil, fmt.Errorf("Couldn't create new SSPI client, error code %v", status)
-	}
-	return ss, nil
-}
-
-func (ss *saslSession) cstr(s string) *C.char {
-	cstr := C.CString(s)
-	ss.stringsToFree = append(ss.stringsToFree, cstr)
-	return cstr
-}
-
-func (ss *saslSession) Close() {
-	for _, cstr := range ss.stringsToFree {
-		C.free(unsafe.Pointer(cstr))
-	}
-}
-
-func (ss *saslSession) Step(serverData []byte) (clientData []byte, done bool, err error) {
-	ss.step++
-	if ss.step > 10 {
-		return nil, false, fmt.Errorf("too many SSPI steps without authentication")
-	}
-	var buffer C.PVOID
-	var bufferLength C.ULONG
-	var outBuffer C.PVOID
-	var outBufferLength C.ULONG
-	if len(serverData) > 0 {
-		buffer = (C.PVOID)(unsafe.Pointer(&serverData[0]))
-		bufferLength = C.ULONG(len(serverData))
-	}
-	var status C.int
-	if ss.authComplete {
-		// Step 3: last bit of magic to use the correct server credentials
-		status = C.sspi_send_client_authz_id(&ss.context, &outBuffer, &outBufferLength, ss.cstr(ss.userPlusRealm))
-	} else {
-		// Step 1 + Step 2: set up security context with the server and TGT
-		status = C.sspi_step(&ss.credHandle, ss.hasContext, &ss.context, buffer, bufferLength, &outBuffer, &outBufferLength, ss.cstr(ss.target))
-	}
-	if outBuffer != C.PVOID(nil) {
-		defer C.free(unsafe.Pointer(outBuffer))
-	}
-	if status != C.SEC_E_OK && status != C.SEC_I_CONTINUE_NEEDED {
-		ss.errored = true
-		return nil, false, ss.handleSSPIErrorCode(status)
-	}
-
-	clientData = C.GoBytes(unsafe.Pointer(outBuffer), C.int(outBufferLength))
-	if status == C.SEC_E_OK {
-		ss.authComplete = true
-		return clientData, true, nil
-	} else {
-		ss.hasContext = 1
-		return clientData, false, nil
-	}
-}
-
-func (ss *saslSession) handleSSPIErrorCode(code C.int) error {
-	switch {
-	case code == C.SEC_E_TARGET_UNKNOWN:
-		return fmt.Errorf("Target %v@%v not found", ss.target, ss.domain)
-	}
-	return fmt.Errorf("Unknown error doing step %v, error code %v", ss.step, code)
-}
diff --git a/vendor/gopkg.in/mgo.v2/internal/sasl/sasl_windows.h b/vendor/gopkg.in/mgo.v2/internal/sasl/sasl_windows.h
deleted file mode 100644
index a6b039567..000000000
--- a/vendor/gopkg.in/mgo.v2/internal/sasl/sasl_windows.h
+++ /dev/null
@@ -1,7 +0,0 @@
-#include <windows.h>
-
-#include "sspi_windows.h"
-
-SECURITY_STATUS SEC_ENTRY sspi_acquire_credentials_handle(CredHandle* cred_handle, char* username, char* password, char* domain);
-int sspi_step(CredHandle* cred_handle, int has_context, CtxtHandle* context, PVOID buffer, ULONG buffer_length, PVOID* out_buffer, ULONG* out_buffer_length, char* target);
-int sspi_send_client_authz_id(CtxtHandle* context, PVOID* buffer, ULONG* buffer_length, char* user_plus_realm);
diff --git a/vendor/gopkg.in/mgo.v2/internal/sasl/sspi_windows.c b/vendor/gopkg.in/mgo.v2/internal/sasl/sspi_windows.c
deleted file mode 100644
index 63f9a6f86..000000000
--- a/vendor/gopkg.in/mgo.v2/internal/sasl/sspi_windows.c
+++ /dev/null
@@ -1,96 +0,0 @@
-// Code adapted from the NodeJS kerberos library:
-// 
-//   https://github.com/christkv/kerberos/tree/master/lib/win32/kerberos_sspi.c
-//
-// Under the terms of the Apache License, Version 2.0:
-//
-//   http://www.apache.org/licenses/LICENSE-2.0
-//
-#include <stdlib.h>
-
-#include "sspi_windows.h"
-
-static HINSTANCE sspi_secur32_dll = NULL;
-
-int load_secur32_dll()
-{
-	sspi_secur32_dll = LoadLibrary("secur32.dll");
-	if (sspi_secur32_dll == NULL) {
-		return GetLastError();
-	}
-	return 0;
-}
-
-SECURITY_STATUS SEC_ENTRY call_sspi_encrypt_message(PCtxtHandle phContext, unsigned long fQOP, PSecBufferDesc pMessage, unsigned long MessageSeqNo)
-{
-	if (sspi_secur32_dll == NULL) {
-		return -1;
-	}
-	encryptMessage_fn pfn_encryptMessage = (encryptMessage_fn) GetProcAddress(sspi_secur32_dll, "EncryptMessage");
-	if (!pfn_encryptMessage) {
-		return -2;
-	}
-	return (*pfn_encryptMessage)(phContext, fQOP, pMessage, MessageSeqNo);
-}
-
-SECURITY_STATUS SEC_ENTRY call_sspi_acquire_credentials_handle(
-	LPSTR pszPrincipal, LPSTR pszPackage, unsigned long fCredentialUse,
-        void *pvLogonId, void *pAuthData, SEC_GET_KEY_FN pGetKeyFn, void *pvGetKeyArgument,
-        PCredHandle phCredential, PTimeStamp ptsExpiry)
-{
-	if (sspi_secur32_dll == NULL) {
-		return -1;
-	}
-	acquireCredentialsHandle_fn pfn_acquireCredentialsHandle;
-#ifdef _UNICODE
-	pfn_acquireCredentialsHandle = (acquireCredentialsHandle_fn) GetProcAddress(sspi_secur32_dll, "AcquireCredentialsHandleW");
-#else
-	pfn_acquireCredentialsHandle = (acquireCredentialsHandle_fn) GetProcAddress(sspi_secur32_dll, "AcquireCredentialsHandleA");
-#endif
-	if (!pfn_acquireCredentialsHandle) {
-		return -2;
-	}
-	return (*pfn_acquireCredentialsHandle)(
-		pszPrincipal, pszPackage, fCredentialUse, pvLogonId, pAuthData,
-	        pGetKeyFn, pvGetKeyArgument, phCredential, ptsExpiry);
-}
-
-SECURITY_STATUS SEC_ENTRY call_sspi_initialize_security_context(
-	PCredHandle phCredential, PCtxtHandle phContext, LPSTR pszTargetName,
-	unsigned long fContextReq, unsigned long Reserved1, unsigned long TargetDataRep,
-	PSecBufferDesc pInput, unsigned long Reserved2, PCtxtHandle phNewContext,
-	PSecBufferDesc pOutput, unsigned long *pfContextAttr, PTimeStamp ptsExpiry)
-{
-	if (sspi_secur32_dll == NULL) {
-		return -1;
-	}
-	initializeSecurityContext_fn pfn_initializeSecurityContext;
-#ifdef _UNICODE
-	pfn_initializeSecurityContext = (initializeSecurityContext_fn) GetProcAddress(sspi_secur32_dll, "InitializeSecurityContextW");
-#else
-	pfn_initializeSecurityContext = (initializeSecurityContext_fn) GetProcAddress(sspi_secur32_dll, "InitializeSecurityContextA");
-#endif
-	if (!pfn_initializeSecurityContext) {
-		return -2;
-	}
-	return (*pfn_initializeSecurityContext)(
-		phCredential, phContext, pszTargetName, fContextReq, Reserved1, TargetDataRep,
-		pInput, Reserved2, phNewContext, pOutput, pfContextAttr, ptsExpiry);
-}
-
-SECURITY_STATUS SEC_ENTRY call_sspi_query_context_attributes(PCtxtHandle phContext, unsigned long ulAttribute, void *pBuffer)
-{
-	if (sspi_secur32_dll == NULL) {
-		return -1;
-	}
-	queryContextAttributes_fn pfn_queryContextAttributes;
-#ifdef _UNICODE
-	pfn_queryContextAttributes = (queryContextAttributes_fn) GetProcAddress(sspi_secur32_dll, "QueryContextAttributesW");
-#else
-	pfn_queryContextAttributes = (queryContextAttributes_fn) GetProcAddress(sspi_secur32_dll, "QueryContextAttributesA");
-#endif
-	if (!pfn_queryContextAttributes) {
-		return -2;
-	}
-	return (*pfn_queryContextAttributes)(phContext, ulAttribute, pBuffer);
-}
diff --git a/vendor/gopkg.in/mgo.v2/internal/sasl/sspi_windows.h b/vendor/gopkg.in/mgo.v2/internal/sasl/sspi_windows.h
deleted file mode 100644
index d28327031..000000000
--- a/vendor/gopkg.in/mgo.v2/internal/sasl/sspi_windows.h
+++ /dev/null
@@ -1,70 +0,0 @@
-// Code adapted from the NodeJS kerberos library:
-// 
-//   https://github.com/christkv/kerberos/tree/master/lib/win32/kerberos_sspi.h
-//
-// Under the terms of the Apache License, Version 2.0:
-//
-//   http://www.apache.org/licenses/LICENSE-2.0
-//
-#ifndef SSPI_WINDOWS_H
-#define SSPI_WINDOWS_H
-
-#define SECURITY_WIN32 1
-
-#include <windows.h>
-#include <sspi.h>
-
-int load_secur32_dll();
-
-SECURITY_STATUS SEC_ENTRY call_sspi_encrypt_message(PCtxtHandle phContext, unsigned long fQOP, PSecBufferDesc pMessage, unsigned long MessageSeqNo);
-
-typedef DWORD (WINAPI *encryptMessage_fn)(PCtxtHandle phContext, ULONG fQOP, PSecBufferDesc pMessage, ULONG MessageSeqNo);
-
-SECURITY_STATUS SEC_ENTRY call_sspi_acquire_credentials_handle(
-    LPSTR pszPrincipal,             // Name of principal
-    LPSTR pszPackage,               // Name of package
-    unsigned long fCredentialUse,   // Flags indicating use
-    void *pvLogonId,                // Pointer to logon ID
-    void *pAuthData,                // Package specific data
-    SEC_GET_KEY_FN pGetKeyFn,       // Pointer to GetKey() func
-    void *pvGetKeyArgument,         // Value to pass to GetKey()
-    PCredHandle phCredential,       // (out) Cred Handle
-    PTimeStamp ptsExpiry            // (out) Lifetime (optional)
-);
-
-typedef DWORD (WINAPI *acquireCredentialsHandle_fn)(
-    LPSTR pszPrincipal, LPSTR pszPackage, unsigned long fCredentialUse,
-    void *pvLogonId, void *pAuthData, SEC_GET_KEY_FN pGetKeyFn, void *pvGetKeyArgument,
-    PCredHandle phCredential, PTimeStamp ptsExpiry
-);
-
-SECURITY_STATUS SEC_ENTRY call_sspi_initialize_security_context(
-    PCredHandle phCredential,       // Cred to base context
-    PCtxtHandle phContext,          // Existing context (OPT)
-    LPSTR pszTargetName,            // Name of target
-    unsigned long fContextReq,      // Context Requirements
-    unsigned long Reserved1,        // Reserved, MBZ
-    unsigned long TargetDataRep,    // Data rep of target
-    PSecBufferDesc pInput,          // Input Buffers
-    unsigned long Reserved2,        // Reserved, MBZ
-    PCtxtHandle phNewContext,       // (out) New Context handle
-    PSecBufferDesc pOutput,         // (inout) Output Buffers
-    unsigned long *pfContextAttr,   // (out) Context attrs
-    PTimeStamp ptsExpiry            // (out) Life span (OPT)
-);
-
-typedef DWORD (WINAPI *initializeSecurityContext_fn)(
-    PCredHandle phCredential, PCtxtHandle phContext, LPSTR pszTargetName, unsigned long fContextReq,
-    unsigned long Reserved1, unsigned long TargetDataRep, PSecBufferDesc pInput, unsigned long Reserved2,
-    PCtxtHandle phNewContext, PSecBufferDesc pOutput, unsigned long *pfContextAttr, PTimeStamp ptsExpiry);
-
-SECURITY_STATUS SEC_ENTRY call_sspi_query_context_attributes(
-    PCtxtHandle phContext,          // Context to query
-    unsigned long ulAttribute,      // Attribute to query
-    void *pBuffer                   // Buffer for attributes
-);
-
-typedef DWORD (WINAPI *queryContextAttributes_fn)(
-    PCtxtHandle phContext, unsigned long ulAttribute, void *pBuffer);
-
-#endif // SSPI_WINDOWS_H