Adding upstream version 6.6.15.upstream/6.6.15

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

1 files changed, 47 insertions, 0 deletions

diff --git a/tools/lib/bpf/zip.h b/tools/lib/bpf/zip.h
new file mode 100644
index 0000000000..1c1bb21fba
--- /dev/null
+++ b/tools/lib/bpf/zip.h
@@ -0,0 +1,47 @@
+/* SPDX-License-Identifier: (LGPL-2.1 OR BSD-2-Clause) */
+
+#ifndef __LIBBPF_ZIP_H
+#define __LIBBPF_ZIP_H
+
+#include <linux/types.h>
+
+/* Represents an open zip archive.
+ * Only basic ZIP files are supported, in particular the following are not
+ * supported:
+ * - encryption
+ * - streaming
+ * - multi-part ZIP files
+ * - ZIP64
+ */
+struct zip_archive;
+
+/* Carries information on name, compression method, and data corresponding to a
+ * file in a zip archive.
+ */
+struct zip_entry {
+	/* Compression method as defined in pkzip spec. 0 means data is uncompressed. */
+	__u16 compression;
+
+	/* Non-null terminated name of the file. */
+	const char *name;
+	/* Length of the file name. */
+	__u16 name_length;
+
+	/* Pointer to the file data. */
+	const void *data;
+	/* Length of the file data. */
+	__u32 data_length;
+	/* Offset of the file data within the archive. */
+	__u32 data_offset;
+};
+
+/* Open a zip archive. Returns NULL in case of an error. */
+struct zip_archive *zip_archive_open(const char *path);
+
+/* Close a zip archive and release resources. */
+void zip_archive_close(struct zip_archive *archive);
+
+/* Look up an entry corresponding to a file in given zip archive. */
+int zip_archive_find_entry(struct zip_archive *archive, const char *name, struct zip_entry *out);
+
+#endif