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src/file_lzo.c: improve Frama-C annotations

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This commit is contained in:
Christophe Grenier 2021-07-02 12:21:52 +02:00
parent 1d9dff1880
commit f53cf3a494
1 changed files with 7 additions and 1 deletions
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8
src/file_lzo.c
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@ -31,7 +31,7 @@
#include "types.h" #include "types.h"
#include "filegen.h" #include "filegen.h"
/*@ requires \valid(file_stat); */ /*@ requires valid_register_header_check(file_stat); */
static void register_header_check_lzo(file_stat_t *file_stat); static void register_header_check_lzo(file_stat_t *file_stat);
const file_hint_t file_hint_lzo= { const file_hint_t file_hint_lzo= {
@ -43,6 +43,12 @@ const file_hint_t file_hint_lzo= {
.register_header_check=&register_header_check_lzo .register_header_check=&register_header_check_lzo
}; };
/*@
@ requires separation: \separated(&file_hint_lzo, 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;
@*/
static int header_check_lzo(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_lzo(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); reset_file_recovery(file_recovery_new);