From b646fa9195ea15efa9303dbe0b39cb542a2cc796 Mon Sep 17 00:00:00 2001 From: Bernd Schubert Date: Sat, 28 Dec 2024 14:01:04 +0100 Subject: [PATCH] struct fuse_file_info extension Add a flags and reserved fields to struct fuse_file_info and add a static assert on the size. Also add another static assert for 'struct fuse_conn_info' Signed-off-by: Bernd Schubert --- include/fuse_common.h | 18 +++++++++++++++++- 1 file changed, 17 insertions(+), 1 deletion(-) diff --git a/include/fuse_common.h b/include/fuse_common.h index ee3c4e6..1999eaa 100644 --- a/include/fuse_common.h +++ b/include/fuse_common.h @@ -25,10 +25,19 @@ #include "fuse_log.h" #include #include +#include #define FUSE_MAKE_VERSION(maj, min) ((maj) * 100 + (min)) #define FUSE_VERSION FUSE_MAKE_VERSION(FUSE_MAJOR_VERSION, FUSE_MINOR_VERSION) +#if (defined(__cplusplus) && __cplusplus >= 201103L) || \ + (!defined(__cplusplus) && defined(__STDC_VERSION__) && \ + __STDC_VERSION__ >= 201112L) +#define fuse_static_assert(condition, message) static_assert(condition, message) +#else +#define fuse_static_assert(condition, message) +#endif + #ifdef __cplusplus extern "C" { #endif @@ -116,9 +125,14 @@ struct fuse_file_info { * create and open. It is used to create a passthrough connection * between FUSE file and backing file. */ int32_t backing_id; -}; + /** struct fuse_file_info api and abi flags */ + uint64_t compat_flags; + uint64_t reserved[2]; +}; +fuse_static_assert(sizeof(struct fuse_file_info) == 64, + "fuse_file_info size mismatch"); /** * Configuration parameters passed to fuse_session_loop_mt() and @@ -670,6 +684,8 @@ struct fuse_conn_info { */ uint32_t reserved[20]; }; +fuse_static_assert(sizeof(struct fuse_conn_info) == 128, + "Size of struct fuse_conn_info must be 128 bytes"); struct fuse_session; struct fuse_pollhandle; -- 2.30.2