src/file_ddf.c: add Frama-C annotations
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1c48e81538
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34ff5f38ec
1 changed files with 9 additions and 21 deletions
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@ -35,7 +35,7 @@
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#include "filegen.h"
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#include "common.h"
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/*@ requires \valid(file_stat); */
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/*@ requires valid_register_header_check(file_stat); */
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static void register_header_check_ddf(file_stat_t *file_stat);
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const file_hint_t file_hint_ddf= {
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@ -85,9 +85,9 @@ struct MasterHeader
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@ requires \valid_read(buffer+(0..sizeof(struct MasterHeader)-1));
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@ requires \valid(file_recovery_new);
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@ requires separation: \separated(&file_hint_ddf, buffer+(..), file_recovery_new);
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@ assigns *file_recovery_new;
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@ ensures \result == 1;
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@ ensures valid_file_recovery(file_recovery_new);
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@ ensures valid_header_check_result(\result, file_recovery_new);
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@ assigns *file_recovery_new;
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@*/
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static int header_check_aux(const unsigned char *buffer, file_recovery_t *file_recovery_new)
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{
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@ -103,14 +103,10 @@ static int header_check_aux(const unsigned char *buffer, file_recovery_t *file_r
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/*@
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@ requires buffer_size >= sizeof(struct MasterHeader);
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@ requires \valid_read(buffer+(0..buffer_size-1));
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@ requires valid_file_recovery(file_recovery);
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@ requires \valid(file_recovery_new);
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@ requires file_recovery_new->blocksize > 0;
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@ requires separation: \separated(&file_hint_ddf, buffer+(..), file_recovery, file_recovery_new);
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@ requires valid_header_check_param(buffer, buffer_size, safe_header_only, file_recovery, file_recovery_new);
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@ ensures valid_header_check_result(\result, file_recovery_new);
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@ assigns *file_recovery_new;
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@ ensures \result == 0 || \result == 1;
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@ ensures \result!=0 ==> valid_file_recovery(file_recovery_new);
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@*/
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static int header_check_ddf3(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)
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{
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@ -124,14 +120,10 @@ static int header_check_ddf3(const unsigned char *buffer, const unsigned int buf
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/*@
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@ requires buffer_size >= sizeof(struct MasterHeader);
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@ requires \valid_read(buffer+(0..buffer_size-1));
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@ requires valid_file_recovery(file_recovery);
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@ requires \valid(file_recovery_new);
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@ requires file_recovery_new->blocksize > 0;
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@ requires separation: \separated(&file_hint_ddf, buffer+(..), file_recovery, file_recovery_new);
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@ requires valid_header_check_param(buffer, buffer_size, safe_header_only, file_recovery, file_recovery_new);
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@ ensures valid_header_check_result(\result, file_recovery_new);
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@ assigns *file_recovery_new;
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@ ensures \result == 0 || \result == 1;
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@ ensures \result!=0 ==> valid_file_recovery(file_recovery_new);
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@*/
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static int header_check_ddf4(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)
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{
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@ -145,14 +137,10 @@ static int header_check_ddf4(const unsigned char *buffer, const unsigned int buf
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/*@
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@ requires buffer_size >= sizeof(struct MasterHeader);
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@ requires \valid_read(buffer+(0..buffer_size-1));
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@ requires valid_file_recovery(file_recovery);
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@ requires \valid(file_recovery_new);
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@ requires file_recovery_new->blocksize > 0;
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@ requires separation: \separated(&file_hint_ddf, buffer+(..), file_recovery, file_recovery_new);
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@ requires valid_header_check_param(buffer, buffer_size, safe_header_only, file_recovery, file_recovery_new);
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@ ensures valid_header_check_result(\result, file_recovery_new);
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@ assigns *file_recovery_new;
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@ ensures \result == 0 || \result == 1;
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@ ensures \result!=0 ==> valid_file_recovery(file_recovery_new);
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@*/
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static int header_check_ddf5(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)
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{
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