From 08459d053cd1c90c5c1d66c8ea90194f1a42945d Mon Sep 17 00:00:00 2001 From: Christophe Grenier Date: Sun, 6 Jun 2021 14:36:13 +0200 Subject: [PATCH] src/file_bfa.c: Improve Frama-C annotations --- src/file_bfa.c | 10 +++------- 1 file changed, 3 insertions(+), 7 deletions(-) diff --git a/src/file_bfa.c b/src/file_bfa.c index b8f1767e..180b2fef 100644 --- a/src/file_bfa.c +++ b/src/file_bfa.c @@ -32,7 +32,7 @@ #include "filegen.h" #include "common.h" -/*@ requires \valid(file_stat); */ +/*@ requires valid_register_header_check(file_stat); */ static void register_header_check_bfa(file_stat_t *file_stat); const file_hint_t file_hint_bfa= { @@ -58,14 +58,10 @@ struct bfa_header /*@ @ requires buffer_size >= sizeof(struct bfa_header); - @ 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_bfa, buffer, file_recovery, file_recovery_new); + @ requires valid_header_check_param(buffer, buffer_size, safe_header_only, file_recovery, file_recovery_new); + @ ensures valid_header_check_result(\result, file_recovery_new); @ assigns *file_recovery_new; - @ ensures \result == 0 || \result == 1; - @ ensures \result!=0 ==> valid_file_recovery(file_recovery_new); @*/ static int header_check_bfa(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) {