src/file_mdp.c: add frama-c annotations
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1 changed files with 12 additions and 0 deletions
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@ -32,6 +32,7 @@
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#include "filegen.h"
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#include "filegen.h"
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#include "common.h"
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#include "common.h"
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/*@ requires \valid(file_stat); */
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static void register_header_check_mdp(file_stat_t *file_stat);
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static void register_header_check_mdp(file_stat_t *file_stat);
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const file_hint_t file_hint_mdp= {
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const file_hint_t file_hint_mdp= {
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@ -51,6 +52,17 @@ struct mdp_header
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uint32_t val2;
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uint32_t val2;
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} __attribute__ ((gcc_struct, __packed__));
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} __attribute__ ((gcc_struct, __packed__));
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/*@
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@ requires buffer_size >= sizeof(struct mdp_header);
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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_mdp, buffer+(..), file_recovery, 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_mdp(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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static int header_check_mdp(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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{
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const struct mdp_header *header=(const struct mdp_header *)buffer;
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const struct mdp_header *header=(const struct mdp_header *)buffer;
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