diff --git a/src/file_exr.c b/src/file_exr.c index 886fa6e8..98569664 100644 --- a/src/file_exr.c +++ b/src/file_exr.c @@ -31,6 +31,7 @@ #include "types.h" #include "filegen.h" +/*@ requires \valid(file_stat); */ static void register_header_check_exr(file_stat_t *file_stat); const file_hint_t file_hint_exr= { @@ -43,6 +44,16 @@ const file_hint_t file_hint_exr= { }; /* https://www.openexr.com/documentation/openexrfilelayout.pdf */ +/*@ + @ requires buffer_size >= 0; + @ 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_exr, buffer+(..), file_recovery, file_recovery_new); + @ ensures \result!=0 ==> valid_file_recovery(file_recovery_new); + @ assigns *file_recovery_new; + @*/ static int header_check_exr(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);