src/file_nd2.c: improve Frama-C annotations

This commit is contained in:
Christophe Grenier 2021-07-03 14:11:06 +02:00
parent b3f315cd12
commit a3dfe7ad93

View file

@ -32,7 +32,7 @@
#include "types.h"
#include "filegen.h"
/*@ requires \valid(file_stat); */
/*@ requires valid_register_header_check(file_stat); */
static void register_header_check_nd2(file_stat_t *file_stat);
const file_hint_t file_hint_nd2= {
@ -46,14 +46,10 @@ const file_hint_t file_hint_nd2= {
/*@
@ requires buffer_size >= 0x34;
@ 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_nd2, 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_nd2(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)
{