summaryrefslogtreecommitdiffstats
path: root/qemu/roms/ipxe/src/usr/imgmgmt.c
diff options
context:
space:
mode:
Diffstat (limited to 'qemu/roms/ipxe/src/usr/imgmgmt.c')
-rw-r--r--qemu/roms/ipxe/src/usr/imgmgmt.c166
1 files changed, 166 insertions, 0 deletions
diff --git a/qemu/roms/ipxe/src/usr/imgmgmt.c b/qemu/roms/ipxe/src/usr/imgmgmt.c
new file mode 100644
index 000000000..c9c571640
--- /dev/null
+++ b/qemu/roms/ipxe/src/usr/imgmgmt.c
@@ -0,0 +1,166 @@
+/*
+ * Copyright (C) 2007 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.
+ */
+
+FILE_LICENCE ( GPL2_OR_LATER );
+
+#include <stdint.h>
+#include <stdlib.h>
+#include <stdio.h>
+#include <errno.h>
+#include <ipxe/image.h>
+#include <ipxe/downloader.h>
+#include <ipxe/monojob.h>
+#include <ipxe/open.h>
+#include <ipxe/uri.h>
+#include <usr/imgmgmt.h>
+
+/** @file
+ *
+ * Image management
+ *
+ */
+
+/**
+ * Download a new image
+ *
+ * @v uri URI
+ * @v timeout Download timeout
+ * @v image Image to fill in
+ * @ret rc Return status code
+ */
+int imgdownload ( struct uri *uri, unsigned long timeout,
+ struct image **image ) {
+ const char *password;
+ char *uri_string_redacted;
+ int rc;
+
+ /* Construct redacted URI */
+ password = uri->password;
+ if ( password )
+ uri->password = "***";
+ uri_string_redacted = format_uri_alloc ( uri );
+ uri->password = password;
+ if ( ! uri_string_redacted ) {
+ rc = -ENOMEM;
+ goto err_uri_string;
+ }
+
+ /* Resolve URI */
+ uri = resolve_uri ( cwuri, uri );
+ if ( ! uri ) {
+ rc = -ENOMEM;
+ goto err_resolve_uri;
+ }
+
+ /* Allocate image */
+ *image = alloc_image ( uri );
+ if ( ! *image ) {
+ rc = -ENOMEM;
+ goto err_alloc_image;
+ }
+
+ /* Create downloader */
+ if ( ( rc = create_downloader ( &monojob, *image ) ) != 0 ) {
+ printf ( "Could not start download: %s\n", strerror ( rc ) );
+ goto err_create_downloader;
+ }
+
+ /* Wait for download to complete */
+ if ( ( rc = monojob_wait ( uri_string_redacted, timeout ) ) != 0 )
+ goto err_monojob_wait;
+
+ /* Register image */
+ if ( ( rc = register_image ( *image ) ) != 0 ) {
+ printf ( "Could not register image: %s\n", strerror ( rc ) );
+ goto err_register_image;
+ }
+
+ err_register_image:
+ err_monojob_wait:
+ err_create_downloader:
+ image_put ( *image );
+ err_alloc_image:
+ uri_put ( uri );
+ err_resolve_uri:
+ free ( uri_string_redacted );
+ err_uri_string:
+ return rc;
+}
+
+/**
+ * Download a new image
+ *
+ * @v uri_string URI string
+ * @v timeout Download timeout
+ * @v image Image to fill in
+ * @ret rc Return status code
+ */
+int imgdownload_string ( const char *uri_string, unsigned long timeout,
+ struct image **image ) {
+ struct uri *uri;
+ int rc;
+
+ if ( ! ( uri = parse_uri ( uri_string ) ) )
+ return -ENOMEM;
+
+ rc = imgdownload ( uri, timeout, image );
+
+ uri_put ( uri );
+ return rc;
+}
+
+/**
+ * Acquire an image
+ *
+ * @v name_uri Name or URI string
+ * @v timeout Download timeout
+ * @v image Image to fill in
+ * @ret rc Return status code
+ */
+int imgacquire ( const char *name_uri, unsigned long timeout,
+ struct image **image ) {
+
+ /* If we already have an image with the specified name, use it */
+ *image = find_image ( name_uri );
+ if ( *image )
+ return 0;
+
+ /* Otherwise, download a new image */
+ return imgdownload_string ( name_uri, timeout, image );
+}
+
+/**
+ * Display status of an image
+ *
+ * @v image Executable/loadable image
+ */
+void imgstat ( struct image *image ) {
+ printf ( "%s : %zd bytes", image->name, image->len );
+ if ( image->type )
+ printf ( " [%s]", image->type->name );
+ if ( image->flags & IMAGE_TRUSTED )
+ printf ( " [TRUSTED]" );
+ if ( image->flags & IMAGE_SELECTED )
+ printf ( " [SELECTED]" );
+ if ( image->flags & IMAGE_AUTO_UNREGISTER )
+ printf ( " [AUTOFREE]" );
+ if ( image->cmdline )
+ printf ( " \"%s\"", image->cmdline );
+ printf ( "\n" );
+}