PhotoRec: stricter check for itune files
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a9e4122349
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8f1719f73a
1 changed files with 11 additions and 12 deletions
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@ -31,7 +31,6 @@
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#include "filegen.h"
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static void register_header_check_itunes(file_stat_t *file_stat);
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static int header_check_itunes(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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const file_hint_t file_hint_itunes= {
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.extension="itu",
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@ -42,26 +41,26 @@ const file_hint_t file_hint_itunes= {
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.enable_by_default=1,
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.register_header_check=®ister_header_check_itunes
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};
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static const unsigned char itunes_header[8]= {'m', 'h', 'b', 'd', 0x68, 0x00, 0x00, 0x00};
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static void register_header_check_itunes(file_stat_t *file_stat)
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{
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register_header_check(0, itunes_header,sizeof(itunes_header), &header_check_itunes, file_stat);
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}
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static int header_check_itunes(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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const uint64_t size= (uint64_t)buffer[8] +
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(((uint64_t)buffer[9])<<8) + (((uint64_t)buffer[10])<<16) + (((uint64_t)buffer[11])<<24);
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if(size < 12)
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return 0;
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/* mhbd */
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if(memcmp(buffer, itunes_header, sizeof(itunes_header))==0)
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{
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reset_file_recovery(file_recovery_new);
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file_recovery_new->extension=file_hint_itunes.extension;
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file_recovery_new->min_filesize=0x68;
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file_recovery_new->calculated_file_size=(uint64_t)buffer[8] +
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(((uint64_t)buffer[9])<<8) + (((uint64_t)buffer[10])<<16) + (((uint64_t)buffer[11])<<24);
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file_recovery_new->calculated_file_size=size;
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file_recovery_new->data_check=&data_check_size;
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file_recovery_new->file_check=&file_check_size;
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return 1;
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}
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return 0;
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}
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static void register_header_check_itunes(file_stat_t *file_stat)
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{
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static const unsigned char itunes_header[8]= {'m', 'h', 'b', 'd', 0x68, 0x00, 0x00, 0x00};
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register_header_check(0, itunes_header,sizeof(itunes_header), &header_check_itunes, file_stat);
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}
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