From d71a10424c82216040896b22a0c8eecdd2287c05 Mon Sep 17 00:00:00 2001 From: Christophe Grenier Date: Wed, 3 Mar 2021 19:44:57 +0100 Subject: [PATCH] src/file_ses.c: add Frama-C annotations --- src/file_ses.c | 11 +++++++++++ 1 file changed, 11 insertions(+) diff --git a/src/file_ses.c b/src/file_ses.c index c24dae80..9c14146e 100644 --- a/src/file_ses.c +++ b/src/file_ses.c @@ -32,6 +32,7 @@ #include "common.h" #include "filegen.h" +/*@ requires \valid(file_stat); */ static void register_header_check_ses(file_stat_t *file_stat); const file_hint_t file_hint_ses= { @@ -43,6 +44,16 @@ const file_hint_t file_hint_ses= { .register_header_check=®ister_header_check_ses }; +/*@ + @ requires buffer_size > 0; + @ requires \valid_read(buffer+(0..buffer_size-1)); + @ requires valid_file_recovery(file_recovery); + @ requires \valid(file_recovery_new); + @ requires file_recovery_new->blocksize > 0; + @ requires separation: \separated(&file_hint_ses, buffer+(..), file_recovery, file_recovery_new); + @ ensures \result!=0 ==> valid_file_recovery(file_recovery_new); + @ assigns *file_recovery_new; + @*/ static int header_check_ses(const unsigned char *buffer, const unsigned int buffer_size, const unsigned int safe_header_only, const file_recovery_t *file_recovery, file_recovery_t *file_recovery_new) { reset_file_recovery(file_recovery_new);