src/file_sp3.c: improve Frama-C annotations

This commit is contained in:
Christophe Grenier 2021-07-24 15:53:36 +02:00
parent ad7a19b1e8
commit dd4e040d3a

View file

@ -36,7 +36,7 @@
#include "file_sp3.h" #include "file_sp3.h"
#include "common.h" #include "common.h"
/*@ requires \valid(file_stat); */ /*@ requires valid_register_header_check(file_stat); */
static void register_header_check_sp3(file_stat_t *file_stat); static void register_header_check_sp3(file_stat_t *file_stat);
const file_hint_t file_hint_sp3= { const file_hint_t file_hint_sp3= {
@ -123,12 +123,9 @@ static uint64_t get_size_from_sp3(const struct SP3FileInfo *h)
/*@ /*@
@ requires buffer_size >= sizeof(struct SP3FileInfo); @ requires buffer_size >= sizeof(struct SP3FileInfo);
@ 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_sp3, buffer+(..), file_recovery, file_recovery_new); @ requires separation: \separated(&file_hint_sp3, buffer+(..), file_recovery, file_recovery_new);
@ ensures \result!=0 ==> valid_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; @ assigns *file_recovery_new;
@*/ @*/
static int header_check_sp3(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) static int header_check_sp3(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)