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schannel: Prefer 'CURLcode result' for curl result codes

This commit is contained in:
Steve Holme 2015-02-04 00:03:05 +00:00
parent b3cbf4500d
commit 28c9e1edf4
1 changed files with 30 additions and 27 deletions
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57
lib/vtls/curl_schannel.c
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@ -7,7 +7,7 @@
*
* Copyright (C) 2012 - 2014, Marc Hoersken, <info@marc-hoersken.de>
* Copyright (C) 2012, Mark Salisbury, <mark.salisbury@hp.com>
* Copyright (C) 2012 - 2014, Daniel Stenberg, <daniel@haxx.se>, et al.
* Copyright (C) 2012 - 2015, Daniel Stenberg, <daniel@haxx.se>, et al.
*
* This software is licensed as described in the file COPYING, which
* you should have received as part of this distribution. The terms
@ -108,7 +108,7 @@ schannel_connect_step1(struct connectdata *conn, int sockindex)
struct in6_addr addr6;
#endif
TCHAR *host_name;
CURLcode code;
CURLcode result;
infof(data, "schannel: SSL/TLS connection with %s port %hu (step 1/3)\n",
conn->host.name, conn->remote_port);
@ -256,10 +256,10 @@ schannel_connect_step1(struct connectdata *conn, int sockindex)
"sending %lu bytes...\n", outbuf.cbBuffer);
/* send initial handshake data which is now stored in output buffer */
code = Curl_write_plain(conn, conn->sock[sockindex], outbuf.pvBuffer,
outbuf.cbBuffer, &written);
result = Curl_write_plain(conn, conn->sock[sockindex], outbuf.pvBuffer,
outbuf.cbBuffer, &written);
s_pSecFn->FreeContextBuffer(outbuf.pvBuffer);
if((code != CURLE_OK) || (outbuf.cbBuffer != (size_t)written)) {
if((result != CURLE_OK) || (outbuf.cbBuffer != (size_t) written)) {
failf(data, "schannel: failed to send initial handshake data: "
"sent %zd of %lu bytes", written, outbuf.cbBuffer);
return CURLE_SSL_CONNECT_ERROR;
@ -289,7 +289,7 @@ schannel_connect_step2(struct connectdata *conn, int sockindex)
SecBufferDesc inbuf_desc;
SECURITY_STATUS sspi_status = SEC_E_OK;
TCHAR *host_name;
CURLcode code;
CURLcode result;
bool doread;
doread = (connssl->connecting_state != ssl_connect_2_writing) ? TRUE : FALSE;
@ -333,18 +333,20 @@ schannel_connect_step2(struct connectdata *conn, int sockindex)
for(;;) {
if(doread) {
/* read encrypted handshake data from socket */
code = Curl_read_plain(conn->sock[sockindex],
(char *) (connssl->encdata_buffer + connssl->encdata_offset),
connssl->encdata_length - connssl->encdata_offset,
&nread);
if(code == CURLE_AGAIN) {
result = Curl_read_plain(conn->sock[sockindex],
(char *) (connssl->encdata_buffer +
connssl->encdata_offset),
connssl->encdata_length -
connssl->encdata_offset,
&nread);
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");
return CURLE_OK;
}
else if((code != CURLE_OK) || (nread == 0)) {
else if((result != CURLE_OK) || (nread == 0)) {
failf(data, "schannel: failed to receive handshake, "
"SSL/TLS connection failed");
return CURLE_SSL_CONNECT_ERROR;
@ -409,10 +411,11 @@ schannel_connect_step2(struct connectdata *conn, int sockindex)
"sending %lu bytes...\n", outbuf[i].cbBuffer);
/* send handshake token to server */
code = Curl_write_plain(conn, conn->sock[sockindex],
outbuf[i].pvBuffer, outbuf[i].cbBuffer,
&written);
if((code != CURLE_OK) || (outbuf[i].cbBuffer != (size_t)written)) {
result = Curl_write_plain(conn, conn->sock[sockindex],
outbuf[i].pvBuffer, outbuf[i].cbBuffer,
&written);
if((result != CURLE_OK) ||
(outbuf[i].cbBuffer != (size_t) written)) {
failf(data, "schannel: failed to send next handshake data: "
"sent %zd of %lu bytes", written, outbuf[i].cbBuffer);
return CURLE_SSL_CONNECT_ERROR;
@ -678,7 +681,7 @@ schannel_send(struct connectdata *conn, int sockindex,
SecBuffer outbuf[4];
SecBufferDesc outbuf_desc;
SECURITY_STATUS sspi_status = SEC_E_OK;
CURLcode code;
CURLcode result;
/* check if the maximum stream sizes were queried */
if(connssl->stream_sizes.cbMaximumMessage == 0) {
@ -784,12 +787,12 @@ schannel_send(struct connectdata *conn, int sockindex,
}
/* socket is writable */
code = Curl_write_plain(conn, conn->sock[sockindex], data + written,
len - written, &this_write);
if(code == CURLE_AGAIN)
result = Curl_write_plain(conn, conn->sock[sockindex], data + written,
len - written, &this_write);
if(result == CURLE_AGAIN)
continue;
else if(code != CURLE_OK) {
*err = code;
else if(result != CURLE_OK) {
*err = result;
written = -1;
break;
}
@ -1108,7 +1111,7 @@ int Curl_schannel_shutdown(struct connectdata *conn, int sockindex)
SECURITY_STATUS sspi_status;
SecBuffer outbuf;
SecBufferDesc outbuf_desc;
CURLcode code;
CURLcode result;
TCHAR *host_name;
DWORD dwshut = SCHANNEL_SHUTDOWN;
@ -1149,13 +1152,13 @@ int Curl_schannel_shutdown(struct connectdata *conn, int sockindex)
if((sspi_status == SEC_E_OK) || (sspi_status == SEC_I_CONTEXT_EXPIRED)) {
/* send close message which is in output buffer */
ssize_t written;
code = Curl_write_plain(conn, conn->sock[sockindex], outbuf.pvBuffer,
outbuf.cbBuffer, &written);
result = Curl_write_plain(conn, conn->sock[sockindex], outbuf.pvBuffer,
outbuf.cbBuffer, &written);
s_pSecFn->FreeContextBuffer(outbuf.pvBuffer);
if((code != CURLE_OK) || (outbuf.cbBuffer != (size_t)written)) {
if((result != CURLE_OK) || (outbuf.cbBuffer != (size_t) written)) {
infof(data, "schannel: failed to send close msg: %s"
" (bytes written: %zd)\n", curl_easy_strerror(code), written);
" (bytes written: %zd)\n", curl_easy_strerror(result), written);
}
}
}