Adding upstream version 31+20240202.upstream/31+20240202

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 48 insertions, 0 deletions

diff --git a/libkmod/libkmod-index.h b/libkmod/libkmod-index.h
new file mode 100644
index 0000000..db671b0
--- /dev/null
+++ b/libkmod/libkmod-index.h
@@ -0,0 +1,48 @@
+/*
+ * libkmod - interface to kernel module operations
+ *
+ * Copyright (C) 2011-2013  ProFUSION embedded systems
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2.1 of the License, or (at your option) any later version.
+ *
+ * This library 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
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, see <http://www.gnu.org/licenses/>.
+ */
+
+#pragma once
+
+#include <inttypes.h>
+
+struct index_value {
+	struct index_value *next;
+	unsigned int priority;
+	unsigned int len;
+	char value[0];
+};
+
+/* In-memory index (depmod only) */
+struct index_file;
+struct index_file *index_file_open(const char *filename);
+void index_file_close(struct index_file *idx);
+char *index_search(struct index_file *idx, const char *key);
+void index_dump(struct index_file *in, int fd, const char *prefix);
+struct index_value *index_searchwild(struct index_file *idx, const char *key);
+
+void index_values_free(struct index_value *values);
+
+/* Implementation using mmap */
+struct index_mm;
+int index_mm_open(const struct kmod_ctx *ctx, const char *filename,
+		  unsigned long long *stamp, struct index_mm **pidx);
+void index_mm_close(struct index_mm *index);
+char *index_mm_search(struct index_mm *idx, const char *key);
+struct index_value *index_mm_searchwild(struct index_mm *idx, const char *key);
+void index_mm_dump(struct index_mm *idx, int fd, const char *prefix);