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authorJosé Pekkarinen <jose.pekkarinen@nokia.com>2016-05-18 13:18:31 +0300
committerJosé Pekkarinen <jose.pekkarinen@nokia.com>2016-05-18 13:42:15 +0300
commit437fd90c0250dee670290f9b714253671a990160 (patch)
treeb871786c360704244a07411c69fb58da9ead4a06 /qemu/roms/ipxe/src/net/tcp/httpbasic.c
parent5bbd6fe9b8bab2a93e548c5a53b032d1939eec05 (diff)
These changes are the raw update to qemu-2.6.
Collission happened in the following patches: migration: do cleanup operation after completion(738df5b9) Bug fix.(1750c932f86) kvmclock: add a new function to update env->tsc.(b52baab2) The code provided by the patches was already in the upstreamed version. Change-Id: I3cc11841a6a76ae20887b2e245710199e1ea7f9a Signed-off-by: José Pekkarinen <jose.pekkarinen@nokia.com>
Diffstat (limited to 'qemu/roms/ipxe/src/net/tcp/httpbasic.c')
-rw-r--r--qemu/roms/ipxe/src/net/tcp/httpbasic.c102
1 files changed, 102 insertions, 0 deletions
diff --git a/qemu/roms/ipxe/src/net/tcp/httpbasic.c b/qemu/roms/ipxe/src/net/tcp/httpbasic.c
new file mode 100644
index 000000000..7ed7de9e7
--- /dev/null
+++ b/qemu/roms/ipxe/src/net/tcp/httpbasic.c
@@ -0,0 +1,102 @@
+/*
+ * Copyright (C) 2015 Michael Brown <mbrown@fensystems.co.uk>.
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License as
+ * published by the Free Software Foundation; either version 2 of the
+ * License, or any later version.
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
+ * 02110-1301, USA.
+ *
+ * You can also choose to distribute this program under the terms of
+ * the Unmodified Binary Distribution Licence (as given in the file
+ * COPYING.UBDL), provided that you have satisfied its requirements.
+ */
+
+FILE_LICENCE ( GPL2_OR_LATER_OR_UBDL );
+
+/**
+ * @file
+ *
+ * Hyper Text Transfer Protocol (HTTP) Basic authentication
+ *
+ */
+
+#include <stdio.h>
+#include <errno.h>
+#include <ipxe/uri.h>
+#include <ipxe/base64.h>
+#include <ipxe/http.h>
+
+/* Disambiguate the various error causes */
+#define EACCES_USERNAME __einfo_error ( EINFO_EACCES_USERNAME )
+#define EINFO_EACCES_USERNAME \
+ __einfo_uniqify ( EINFO_EACCES, 0x01, \
+ "No username available for Basic authentication" )
+
+/**
+ * Perform HTTP Basic authentication
+ *
+ * @v http HTTP transaction
+ * @ret rc Return status code
+ */
+static int http_basic_authenticate ( struct http_transaction *http ) {
+ struct http_request_auth *req = &http->request.auth;
+
+ /* Record username and password */
+ if ( ! http->uri->user ) {
+ DBGC ( http, "HTTP %p has no username for Basic "
+ "authentication\n", http );
+ return -EACCES_USERNAME;
+ }
+ req->username = http->uri->user;
+ req->password = ( http->uri->password ? http->uri->password : "" );
+
+ return 0;
+}
+
+/**
+ * Construct HTTP "Authorization" header for Basic authentication
+ *
+ * @v http HTTP transaction
+ * @v buf Buffer
+ * @v len Length of buffer
+ * @ret len Length of header value, or negative error
+ */
+static int http_format_basic_auth ( struct http_transaction *http,
+ char *buf, size_t len ) {
+ struct http_request_auth *req = &http->request.auth;
+ size_t user_pw_len = ( strlen ( req->username ) + 1 /* ":" */ +
+ strlen ( req->password ) );
+ char user_pw[ user_pw_len + 1 /* NUL */ ];
+
+ /* Sanity checks */
+ assert ( req->username != NULL );
+ assert ( req->password != NULL );
+
+ /* Construct "user:password" string */
+ snprintf ( user_pw, sizeof ( user_pw ), "%s:%s",
+ req->username, req->password );
+
+ /* Construct response */
+ return base64_encode ( user_pw, user_pw_len, buf, len );
+}
+
+/** HTTP Basic authentication scheme */
+struct http_authentication http_basic_auth __http_authentication = {
+ .name = "Basic",
+ .authenticate = http_basic_authenticate,
+ .format = http_format_basic_auth,
+};
+
+/* Drag in HTTP authentication support */
+REQUIRING_SYMBOL ( http_basic_auth );
+REQUIRE_OBJECT ( httpauth );