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PhotoRec: stricter check for .dmp

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This commit is contained in:
Christophe Grenier 2014-08-09 09:43:32 +02:00
parent a322b3f823
commit 3e3745fb7f
1 changed files with 12 additions and 15 deletions
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27
src/file_dmp.c
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@ -31,7 +31,6 @@
#include "filegen.h"
static void register_header_check_dmp(file_stat_t *file_stat);
static int header_check_dmp(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);
const file_hint_t file_hint_dmp= {
.extension="dmp",
@ -43,23 +42,21 @@ const file_hint_t file_hint_dmp= {
.register_header_check=&register_header_check_dmp
};
static const unsigned char dmp_header[11]= {
0x03, 0x00, 0x01, 'E', 'X', 'P', 'O', 'R',
'T', ':', 'V'
};
static int header_check_dmp(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)
{
if(buffer[11] < '0' || buffer[11] > '9')
return 0;
reset_file_recovery(file_recovery_new);
file_recovery_new->extension=file_hint_dmp.extension;
return 1;
}
static void register_header_check_dmp(file_stat_t *file_stat)
{
static const unsigned char dmp_header[11]= {
0x03, 0x00, 0x01, 'E', 'X', 'P', 'O', 'R',
'T', ':', 'V'
};
register_header_check(0, dmp_header, sizeof(dmp_header), &header_check_dmp, file_stat);
}
static int header_check_dmp(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)
{
if(memcmp(&buffer[0], dmp_header, sizeof(dmp_header))==0)
{
reset_file_recovery(file_recovery_new);
file_recovery_new->extension=file_hint_dmp.extension;
return 1;
}
return 0;
}