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path: root/lib/vtls/schannel.c
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Diffstat (limited to 'lib/vtls/schannel.c')
-rw-r--r--lib/vtls/schannel.c196
1 files changed, 113 insertions, 83 deletions
diff --git a/lib/vtls/schannel.c b/lib/vtls/schannel.c
index c8574f56c..39ac080e8 100644
--- a/lib/vtls/schannel.c
+++ b/lib/vtls/schannel.c
@@ -324,6 +324,9 @@ get_alg_id_by_name(char *name)
#ifdef CALG_ECDSA
CIPHEROPTION(CALG_ECDSA);
#endif
+#ifdef CALG_ECDH_EPHEM
+ CIPHEROPTION(CALG_ECDH_EPHEM);
+#endif
return 0;
}
@@ -433,8 +436,9 @@ schannel_connect_step1(struct connectdata *conn, int sockindex)
char * const hostname = SSL_IS_PROXY() ? conn->http_proxy.host.name :
conn->host.name;
- infof(data, "schannel: SSL/TLS connection with %s port %hu (step 1/3)\n",
- hostname, conn->remote_port);
+ DEBUGF(infof(data,
+ "schannel: SSL/TLS connection with %s port %hu (step 1/3)\n",
+ hostname, conn->remote_port));
if(Curl_verify_windows_version(5, 1, PLATFORM_WINNT,
VERSION_LESS_THAN_EQUAL)) {
@@ -494,12 +498,13 @@ schannel_connect_step1(struct connectdata *conn, int sockindex)
Curl_ssl_sessionid_lock(conn);
if(!Curl_ssl_getsessionid(conn, (void **)&old_cred, NULL, sockindex)) {
BACKEND->cred = old_cred;
- infof(data, "schannel: re-using existing credential handle\n");
+ DEBUGF(infof(data, "schannel: re-using existing credential handle\n"));
/* increment the reference counter of the credential/session handle */
BACKEND->cred->refcount++;
- infof(data, "schannel: incremented credential handle refcount = %d\n",
- BACKEND->cred->refcount);
+ DEBUGF(infof(data,
+ "schannel: incremented credential handle refcount = %d\n",
+ BACKEND->cred->refcount));
}
Curl_ssl_sessionid_unlock(conn);
}
@@ -522,26 +527,28 @@ schannel_connect_step1(struct connectdata *conn, int sockindex)
schannel_cred.dwFlags |= SCH_CRED_IGNORE_NO_REVOCATION_CHECK |
SCH_CRED_IGNORE_REVOCATION_OFFLINE;
- infof(data, "schannel: disabled server certificate revocation "
- "checks\n");
+ DEBUGF(infof(data, "schannel: disabled server certificate revocation "
+ "checks\n"));
}
else {
schannel_cred.dwFlags |= SCH_CRED_REVOCATION_CHECK_CHAIN;
- infof(data, "schannel: checking server certificate revocation\n");
+ DEBUGF(infof(data,
+ "schannel: checking server certificate revocation\n"));
}
}
else {
schannel_cred.dwFlags = SCH_CRED_MANUAL_CRED_VALIDATION |
SCH_CRED_IGNORE_NO_REVOCATION_CHECK |
SCH_CRED_IGNORE_REVOCATION_OFFLINE;
- infof(data, "schannel: disabled server certificate revocation checks\n");
+ DEBUGF(infof(data,
+ "schannel: disabled server cert revocation checks\n"));
}
if(!conn->ssl_config.verifyhost) {
schannel_cred.dwFlags |= SCH_CRED_NO_SERVERNAME_CHECK;
- infof(data, "schannel: verifyhost setting prevents Schannel from "
- "comparing the supplied target name with the subject "
- "names in server certificates.\n");
+ DEBUGF(infof(data, "schannel: verifyhost setting prevents Schannel from "
+ "comparing the supplied target name with the subject "
+ "names in server certificates.\n"));
}
switch(conn->ssl_config.version) {
@@ -680,8 +687,9 @@ schannel_connect_step1(struct connectdata *conn, int sockindex)
CertFreeCertificateContext(client_certs[0]);
if(sspi_status != SEC_E_OK) {
+ char buffer[STRERROR_LEN];
failf(data, "schannel: AcquireCredentialsHandle failed: %s",
- Curl_sspi_strerror(conn, sspi_status));
+ Curl_sspi_strerror(sspi_status, buffer, sizeof(buffer)));
Curl_safefree(BACKEND->cred);
switch(sspi_status) {
case SEC_E_INSUFFICIENT_MEMORY:
@@ -796,15 +804,16 @@ schannel_connect_step1(struct connectdata *conn, int sockindex)
Curl_unicodefree(host_name);
if(sspi_status != SEC_I_CONTINUE_NEEDED) {
+ char buffer[STRERROR_LEN];
Curl_safefree(BACKEND->ctxt);
switch(sspi_status) {
case SEC_E_INSUFFICIENT_MEMORY:
failf(data, "schannel: initial InitializeSecurityContext failed: %s",
- Curl_sspi_strerror(conn, sspi_status));
+ Curl_sspi_strerror(sspi_status, buffer, sizeof(buffer)));
return CURLE_OUT_OF_MEMORY;
case SEC_E_WRONG_PRINCIPAL:
failf(data, "schannel: SNI or certificate check failed: %s",
- Curl_sspi_strerror(conn, sspi_status));
+ Curl_sspi_strerror(sspi_status, buffer, sizeof(buffer)));
return CURLE_PEER_FAILED_VERIFICATION;
/*
case SEC_E_INVALID_HANDLE:
@@ -819,13 +828,13 @@ schannel_connect_step1(struct connectdata *conn, int sockindex)
*/
default:
failf(data, "schannel: initial InitializeSecurityContext failed: %s",
- Curl_sspi_strerror(conn, sspi_status));
+ Curl_sspi_strerror(sspi_status, buffer, sizeof(buffer)));
return CURLE_SSL_CONNECT_ERROR;
}
}
- infof(data, "schannel: sending initial handshake data: "
- "sending %lu bytes...\n", outbuf.cbBuffer);
+ DEBUGF(infof(data, "schannel: sending initial handshake data: "
+ "sending %lu bytes...\n", outbuf.cbBuffer));
/* send initial handshake data which is now stored in output buffer */
result = Curl_write_plain(conn, conn->sock[sockindex], outbuf.pvBuffer,
@@ -837,8 +846,8 @@ schannel_connect_step1(struct connectdata *conn, int sockindex)
return CURLE_SSL_CONNECT_ERROR;
}
- infof(data, "schannel: sent initial handshake data: "
- "sent %zd bytes\n", written);
+ DEBUGF(infof(data, "schannel: sent initial handshake data: "
+ "sent %zd bytes\n", written));
BACKEND->recv_unrecoverable_err = CURLE_OK;
BACKEND->recv_sspi_close_notify = false;
@@ -874,8 +883,9 @@ schannel_connect_step2(struct connectdata *conn, int sockindex)
doread = (connssl->connecting_state != ssl_connect_2_writing) ? TRUE : FALSE;
- infof(data, "schannel: SSL/TLS connection with %s port %hu (step 2/3)\n",
- hostname, conn->remote_port);
+ DEBUGF(infof(data,
+ "schannel: SSL/TLS connection with %s port %hu (step 2/3)\n",
+ hostname, conn->remote_port));
if(!BACKEND->cred || !BACKEND->ctxt)
return CURLE_SSL_CONNECT_ERROR;
@@ -934,8 +944,8 @@ schannel_connect_step2(struct connectdata *conn, int sockindex)
if(result == CURLE_AGAIN) {
if(connssl->connecting_state != ssl_connect_2_writing)
connssl->connecting_state = ssl_connect_2_reading;
- infof(data, "schannel: failed to receive handshake, "
- "need more data\n");
+ DEBUGF(infof(data, "schannel: failed to receive handshake, "
+ "need more data\n"));
return CURLE_OK;
}
else if((result != CURLE_OK) || (nread == 0)) {
@@ -947,11 +957,12 @@ schannel_connect_step2(struct connectdata *conn, int sockindex)
/* increase encrypted data buffer offset */
BACKEND->encdata_offset += nread;
BACKEND->encdata_is_incomplete = false;
- infof(data, "schannel: encrypted data got %zd\n", nread);
+ DEBUGF(infof(data, "schannel: encrypted data got %zd\n", nread));
}
- infof(data, "schannel: encrypted data buffer: offset %zu length %zu\n",
- BACKEND->encdata_offset, BACKEND->encdata_length);
+ DEBUGF(infof(data,
+ "schannel: encrypted data buffer: offset %zu length %zu\n",
+ BACKEND->encdata_offset, BACKEND->encdata_length));
/* setup input buffers */
InitSecBuffer(&inbuf[0], SECBUFFER_TOKEN, malloc(BACKEND->encdata_offset),
@@ -994,7 +1005,8 @@ schannel_connect_step2(struct connectdata *conn, int sockindex)
if(sspi_status == SEC_E_INCOMPLETE_MESSAGE) {
BACKEND->encdata_is_incomplete = true;
connssl->connecting_state = ssl_connect_2_reading;
- infof(data, "schannel: received incomplete message, need more data\n");
+ DEBUGF(infof(data,
+ "schannel: received incomplete message, need more data\n"));
return CURLE_OK;
}
@@ -1005,7 +1017,8 @@ schannel_connect_step2(struct connectdata *conn, int sockindex)
!(BACKEND->req_flags & ISC_REQ_USE_SUPPLIED_CREDS)) {
BACKEND->req_flags |= ISC_REQ_USE_SUPPLIED_CREDS;
connssl->connecting_state = ssl_connect_2_writing;
- infof(data, "schannel: a client certificate has been requested\n");
+ DEBUGF(infof(data,
+ "schannel: a client certificate has been requested\n"));
return CURLE_OK;
}
@@ -1014,8 +1027,8 @@ schannel_connect_step2(struct connectdata *conn, int sockindex)
for(i = 0; i < 3; i++) {
/* search for handshake tokens that need to be send */
if(outbuf[i].BufferType == SECBUFFER_TOKEN && outbuf[i].cbBuffer > 0) {
- infof(data, "schannel: sending next handshake data: "
- "sending %lu bytes...\n", outbuf[i].cbBuffer);
+ DEBUGF(infof(data, "schannel: sending next handshake data: "
+ "sending %lu bytes...\n", outbuf[i].cbBuffer));
/* send handshake token to server */
result = Curl_write_plain(conn, conn->sock[sockindex],
@@ -1036,14 +1049,15 @@ schannel_connect_step2(struct connectdata *conn, int sockindex)
}
}
else {
+ char buffer[STRERROR_LEN];
switch(sspi_status) {
case SEC_E_INSUFFICIENT_MEMORY:
failf(data, "schannel: next InitializeSecurityContext failed: %s",
- Curl_sspi_strerror(conn, sspi_status));
+ Curl_sspi_strerror(sspi_status, buffer, sizeof(buffer)));
return CURLE_OUT_OF_MEMORY;
case SEC_E_WRONG_PRINCIPAL:
failf(data, "schannel: SNI or certificate check failed: %s",
- Curl_sspi_strerror(conn, sspi_status));
+ Curl_sspi_strerror(sspi_status, buffer, sizeof(buffer)));
return CURLE_PEER_FAILED_VERIFICATION;
/*
case SEC_E_INVALID_HANDLE:
@@ -1058,14 +1072,15 @@ schannel_connect_step2(struct connectdata *conn, int sockindex)
*/
default:
failf(data, "schannel: next InitializeSecurityContext failed: %s",
- Curl_sspi_strerror(conn, sspi_status));
+ Curl_sspi_strerror(sspi_status, buffer, sizeof(buffer)));
return CURLE_SSL_CONNECT_ERROR;
}
}
/* check if there was additional remaining encrypted data */
if(inbuf[1].BufferType == SECBUFFER_EXTRA && inbuf[1].cbBuffer > 0) {
- infof(data, "schannel: encrypted data length: %lu\n", inbuf[1].cbBuffer);
+ DEBUGF(infof(data, "schannel: encrypted data length: %lu\n",
+ inbuf[1].cbBuffer));
/*
There are two cases where we could be getting extra data here:
1) If we're renegotiating a connection and the handshake is already
@@ -1104,7 +1119,7 @@ schannel_connect_step2(struct connectdata *conn, int sockindex)
/* check if the handshake is complete */
if(sspi_status == SEC_E_OK) {
connssl->connecting_state = ssl_connect_3;
- infof(data, "schannel: SSL/TLS handshake complete\n");
+ DEBUGF(infof(data, "schannel: SSL/TLS handshake complete\n"));
}
pubkey_ptr = SSL_IS_PROXY() ?
@@ -1190,7 +1205,7 @@ schannel_connect_step3(struct connectdata *conn, int sockindex)
struct ssl_connect_data *connssl = &conn->ssl[sockindex];
SECURITY_STATUS sspi_status = SEC_E_OK;
CERT_CONTEXT *ccert_context = NULL;
-#ifndef CURL_DISABLE_VERBOSE_STRINGS
+#ifdef DEBUGBUILD
const char * const hostname = SSL_IS_PROXY() ? conn->http_proxy.host.name :
conn->host.name;
#endif
@@ -1200,8 +1215,9 @@ schannel_connect_step3(struct connectdata *conn, int sockindex)
DEBUGASSERT(ssl_connect_3 == connssl->connecting_state);
- infof(data, "schannel: SSL/TLS connection with %s port %hu (step 3/3)\n",
- hostname, conn->remote_port);
+ DEBUGF(infof(data,
+ "schannel: SSL/TLS connection with %s port %hu (step 3/3)\n",
+ hostname, conn->remote_port));
if(!BACKEND->cred)
return CURLE_SSL_CONNECT_ERROR;
@@ -1266,7 +1282,8 @@ schannel_connect_step3(struct connectdata *conn, int sockindex)
sockindex));
if(incache) {
if(old_cred != BACKEND->cred) {
- infof(data, "schannel: old credential handle is stale, removing\n");
+ DEBUGF(infof(data,
+ "schannel: old credential handle is stale, removing\n"));
/* we're not taking old_cred ownership here, no refcount++ is needed */
Curl_ssl_delsessionid(conn, (void *)old_cred);
incache = FALSE;
@@ -1284,7 +1301,8 @@ schannel_connect_step3(struct connectdata *conn, int sockindex)
else {
/* this cred session is now also referenced by sessionid cache */
BACKEND->cred->refcount++;
- infof(data, "schannel: stored credential handle in session cache\n");
+ DEBUGF(infof(data,
+ "schannel: stored credential handle in session cache\n"));
}
}
Curl_ssl_sessionid_unlock(conn);
@@ -1615,7 +1633,7 @@ schannel_recv(struct connectdata *conn, int sockindex,
* handled in the cleanup.
*/
- infof(data, "schannel: client wants to read %zu bytes\n", len);
+ DEBUGF(infof(data, "schannel: client wants to read %zu bytes\n", len));
*err = CURLE_OK;
if(len && len <= BACKEND->decdata_offset) {
@@ -1660,12 +1678,13 @@ schannel_recv(struct connectdata *conn, int sockindex,
BACKEND->encdata_buffer = reallocated_buffer;
BACKEND->encdata_length = reallocated_length;
size = BACKEND->encdata_length - BACKEND->encdata_offset;
- infof(data, "schannel: encdata_buffer resized %zu\n",
- BACKEND->encdata_length);
+ DEBUGF(infof(data, "schannel: encdata_buffer resized %zu\n",
+ BACKEND->encdata_length));
}
- infof(data, "schannel: encrypted data buffer: offset %zu length %zu\n",
- BACKEND->encdata_offset, BACKEND->encdata_length);
+ DEBUGF(infof(data,
+ "schannel: encrypted data buffer: offset %zu length %zu\n",
+ BACKEND->encdata_offset, BACKEND->encdata_length));
/* read encrypted data from socket */
*err = Curl_read_plain(conn->sock[sockindex],
@@ -1675,7 +1694,8 @@ schannel_recv(struct connectdata *conn, int sockindex,
if(*err) {
nread = -1;
if(*err == CURLE_AGAIN)
- infof(data, "schannel: Curl_read_plain returned CURLE_AGAIN\n");
+ DEBUGF(infof(data,
+ "schannel: Curl_read_plain returned CURLE_AGAIN\n"));
else if(*err == CURLE_RECV_ERROR)
infof(data, "schannel: Curl_read_plain returned CURLE_RECV_ERROR\n");
else
@@ -1683,17 +1703,18 @@ schannel_recv(struct connectdata *conn, int sockindex,
}
else if(nread == 0) {
BACKEND->recv_connection_closed = true;
- infof(data, "schannel: server closed the connection\n");
+ DEBUGF(infof(data, "schannel: server closed the connection\n"));
}
else if(nread > 0) {
BACKEND->encdata_offset += (size_t)nread;
BACKEND->encdata_is_incomplete = false;
- infof(data, "schannel: encrypted data got %zd\n", nread);
+ DEBUGF(infof(data, "schannel: encrypted data got %zd\n", nread));
}
}
- infof(data, "schannel: encrypted data buffer: offset %zu length %zu\n",
- BACKEND->encdata_offset, BACKEND->encdata_length);
+ DEBUGF(infof(data,
+ "schannel: encrypted data buffer: offset %zu length %zu\n",
+ BACKEND->encdata_offset, BACKEND->encdata_length));
/* decrypt loop */
while(BACKEND->encdata_offset > 0 && sspi_status == SEC_E_OK &&
@@ -1721,8 +1742,8 @@ schannel_recv(struct connectdata *conn, int sockindex,
/* check for successfully decrypted data, even before actual
renegotiation or shutdown of the connection context */
if(inbuf[1].BufferType == SECBUFFER_DATA) {
- infof(data, "schannel: decrypted data length: %lu\n",
- inbuf[1].cbBuffer);
+ DEBUGF(infof(data, "schannel: decrypted data length: %lu\n",
+ inbuf[1].cbBuffer));
/* increase buffer in order to fit the received amount of data */
size = inbuf[1].cbBuffer > CURL_SCHANNEL_BUFFER_FREE_SIZE ?
@@ -1754,15 +1775,16 @@ schannel_recv(struct connectdata *conn, int sockindex,
BACKEND->decdata_offset += size;
}
- infof(data, "schannel: decrypted data added: %zu\n", size);
- infof(data, "schannel: decrypted data cached: offset %zu length %zu\n",
- BACKEND->decdata_offset, BACKEND->decdata_length);
+ DEBUGF(infof(data, "schannel: decrypted data added: %zu\n", size));
+ DEBUGF(infof(data,
+ "schannel: decrypted cached: offset %zu length %zu\n",
+ BACKEND->decdata_offset, BACKEND->decdata_length));
}
/* check for remaining encrypted data */
if(inbuf[3].BufferType == SECBUFFER_EXTRA && inbuf[3].cbBuffer > 0) {
- infof(data, "schannel: encrypted data length: %lu\n",
- inbuf[3].cbBuffer);
+ DEBUGF(infof(data, "schannel: encrypted data length: %lu\n",
+ inbuf[3].cbBuffer));
/* check if the remaining data is less than the total amount
* and therefore begins after the already processed data
@@ -1776,8 +1798,9 @@ schannel_recv(struct connectdata *conn, int sockindex,
BACKEND->encdata_offset = inbuf[3].cbBuffer;
}
- infof(data, "schannel: encrypted data cached: offset %zu length %zu\n",
- BACKEND->encdata_offset, BACKEND->encdata_length);
+ DEBUGF(infof(data,
+ "schannel: encrypted cached: offset %zu length %zu\n",
+ BACKEND->encdata_offset, BACKEND->encdata_length));
}
else {
/* reset encrypted buffer offset, because there is no data remaining */
@@ -1831,22 +1854,25 @@ schannel_recv(struct connectdata *conn, int sockindex,
goto cleanup;
}
else {
+ char buffer[STRERROR_LEN];
*err = CURLE_RECV_ERROR;
infof(data, "schannel: failed to read data from server: %s\n",
- Curl_sspi_strerror(conn, sspi_status));
+ Curl_sspi_strerror(sspi_status, buffer, sizeof(buffer)));
goto cleanup;
}
}
- infof(data, "schannel: encrypted data buffer: offset %zu length %zu\n",
- BACKEND->encdata_offset, BACKEND->encdata_length);
+ DEBUGF(infof(data,
+ "schannel: encrypted data buffer: offset %zu length %zu\n",
+ BACKEND->encdata_offset, BACKEND->encdata_length));
- infof(data, "schannel: decrypted data buffer: offset %zu length %zu\n",
- BACKEND->decdata_offset, BACKEND->decdata_length);
+ DEBUGF(infof(data,
+ "schannel: decrypted data buffer: offset %zu length %zu\n",
+ BACKEND->decdata_offset, BACKEND->decdata_length));
cleanup:
/* Warning- there is no guarantee the encdata state is valid at this point */
- infof(data, "schannel: schannel_recv cleanup\n");
+ DEBUGF(infof(data, "schannel: schannel_recv cleanup\n"));
/* Error if the connection has closed without a close_notify.
Behavior here is a matter of debate. We don't want to be vulnerable to a
@@ -1879,10 +1905,10 @@ cleanup:
memmove(BACKEND->decdata_buffer, BACKEND->decdata_buffer + size,
BACKEND->decdata_offset - size);
BACKEND->decdata_offset -= size;
-
- infof(data, "schannel: decrypted data returned %zu\n", size);
- infof(data, "schannel: decrypted data buffer: offset %zu length %zu\n",
- BACKEND->decdata_offset, BACKEND->decdata_length);
+ DEBUGF(infof(data, "schannel: decrypted data returned %zu\n", size));
+ DEBUGF(infof(data,
+ "schannel: decrypted data buffer: offset %zu length %zu\n",
+ BACKEND->decdata_offset, BACKEND->decdata_length));
*err = CURLE_OK;
return (ssize_t)size;
}
@@ -1960,6 +1986,8 @@ static int Curl_schannel_shutdown(struct connectdata *conn, int sockindex)
char * const hostname = SSL_IS_PROXY() ? conn->http_proxy.host.name :
conn->host.name;
+ DEBUGASSERT(data);
+
infof(data, "schannel: shutting down SSL/TLS connection with %s port %hu\n",
hostname, conn->remote_port);
@@ -1979,9 +2007,11 @@ static int Curl_schannel_shutdown(struct connectdata *conn, int sockindex)
sspi_status = s_pSecFn->ApplyControlToken(&BACKEND->ctxt->ctxt_handle,
&BuffDesc);
- if(sspi_status != SEC_E_OK)
+ if(sspi_status != SEC_E_OK) {
+ char buffer[STRERROR_LEN];
failf(data, "schannel: ApplyControlToken failure: %s",
- Curl_sspi_strerror(conn, sspi_status));
+ Curl_sspi_strerror(sspi_status, buffer, sizeof(buffer)));
+ }
host_name = Curl_convert_UTF8_to_tchar(hostname);
if(!host_name)
@@ -2023,7 +2053,7 @@ static int Curl_schannel_shutdown(struct connectdata *conn, int sockindex)
/* free SSPI Schannel API security context handle */
if(BACKEND->ctxt) {
- infof(data, "schannel: clear security context handle\n");
+ DEBUGF(infof(data, "schannel: clear security context handle\n"));
s_pSecFn->DeleteSecurityContext(&BACKEND->ctxt->ctxt_handle);
Curl_safefree(BACKEND->ctxt);
}
@@ -2035,11 +2065,9 @@ static int Curl_schannel_shutdown(struct connectdata *conn, int sockindex)
* might not have an associated transfer so the check for conn->data is
* necessary.
*/
- if(conn->data)
- Curl_ssl_sessionid_lock(conn);
+ Curl_ssl_sessionid_lock(conn);
Curl_schannel_session_free(BACKEND->cred);
- if(conn->data)
- Curl_ssl_sessionid_unlock(conn);
+ Curl_ssl_sessionid_unlock(conn);
BACKEND->cred = NULL;
}
@@ -2101,7 +2129,7 @@ static CURLcode Curl_schannel_random(struct Curl_easy *data UNUSED_PARAM,
static CURLcode pkp_pin_peer_pubkey(struct connectdata *conn, int sockindex,
const char *pinnedpubkey)
{
- SECURITY_STATUS status;
+ SECURITY_STATUS sspi_status;
struct Curl_easy *data = conn->data;
struct ssl_connect_data *connssl = &conn->ssl[sockindex];
CERT_CONTEXT *pCertContextServer = NULL;
@@ -2118,13 +2146,15 @@ static CURLcode pkp_pin_peer_pubkey(struct connectdata *conn, int sockindex,
return CURLE_OK;
do {
- status = s_pSecFn->QueryContextAttributes(&BACKEND->ctxt->ctxt_handle,
- SECPKG_ATTR_REMOTE_CERT_CONTEXT,
- &pCertContextServer);
+ sspi_status =
+ s_pSecFn->QueryContextAttributes(&BACKEND->ctxt->ctxt_handle,
+ SECPKG_ATTR_REMOTE_CERT_CONTEXT,
+ &pCertContextServer);
- if((status != SEC_E_OK) || (pCertContextServer == NULL)) {
+ if((sspi_status != SEC_E_OK) || (pCertContextServer == NULL)) {
+ char buffer[STRERROR_LEN];
failf(data, "schannel: Failed to read remote certificate context: %s",
- Curl_sspi_strerror(conn, status));
+ Curl_sspi_strerror(sspi_status, buffer, sizeof(buffer)));
break; /* failed */
}