X-Git-Url: https://git.ozlabs.org/?p=petitboot;a=blobdiff_plain;f=discover%2Fgrub2%2Fgrub2.c;h=5b3009a465f7d43ac8f351c00aac7b1075fbd24b;hp=fb3d8668a99bdfa5334ff8f62e6b4e98904e4af3;hb=4d411d31deff5c4b2ad7d1689a9219c649843875;hpb=1513dd5d05f6408a64e19ea18cfaeb0cb8c5fb73

diff --git a/discover/grub2/grub2.c b/discover/grub2/grub2.c
index fb3d866..5b3009a 100644
--- a/discover/grub2/grub2.c
+++ b/discover/grub2/grub2.c
@@ -1,15 +1,15 @@
 
 #include <assert.h>
+#include <string.h>
 
 #include <talloc/talloc.h>
+#include <url/url.h>
 
 #include <discover/resource.h>
 #include <discover/parser.h>
 #include <discover/parser-utils.h>
 
 #include "grub2.h"
-#include "parser.h"
-#include "lexer.h"
 
 static const char *const grub2_conf_files[] = {
 	"/grub.cfg",
@@ -36,14 +36,20 @@ struct grub2_resource_info {
 };
 
 /* we use slightly different resources for grub2 */
-struct resource *create_grub2_resource(void *ctx,
+struct resource *create_grub2_resource(struct discover_boot_option *opt,
 		struct discover_device *orig_device,
 		const char *root, const char *path)
 {
 	struct grub2_resource_info *info;
 	struct resource *res;
 
-	res = talloc(ctx, struct resource);
+	if (strstr(path, "://")) {
+		struct pb_url *url = pb_url_parse(opt, path);
+		if (url)
+			return create_url_resource(opt, url);
+	}
+
+	res = talloc(opt, struct resource);
 
 	if (root) {
 		info = talloc(res, struct grub2_resource_info);
@@ -79,24 +85,36 @@ bool resolve_grub2_resource(struct device_handler *handler,
 	return true;
 }
 
-static int grub2_parse(struct discover_context *dc, char *buf, int len)
+static int grub2_parse(struct discover_context *dc)
 {
+	const char * const *filename;
 	struct grub2_parser *parser;
+	int len, rc;
+	char *buf;
+
+	/* Support block device boot only at present */
+	if (dc->event)
+		return -1;
 
-	parser = grub2_parser_create(dc);
+	for (filename = grub2_conf_files; *filename; filename++) {
+		rc = parser_request_file(dc, dc->device, *filename, &buf, &len);
+		if (rc)
+			continue;
 
-	grub2_parser_parse(parser, buf, len);
+		parser = grub2_parser_create(dc);
+		grub2_parser_parse(parser, *filename, buf, len);
+		talloc_free(buf);
+		talloc_free(parser);
+		break;
+	}
 
-	talloc_free(parser);
 
-	return 1;
+	return 0;
 }
 
 static struct parser grub2_parser = {
 	.name			= "grub2",
-	.method			= CONF_METHOD_LOCAL_FILE,
 	.parse			= grub2_parse,
-	.filenames		= grub2_conf_files,
 	.resolve_resource	= resolve_grub2_resource,
 };