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authorChristophe Grenier <grenier@cgsecurity.org>2015-05-11 09:25:39 +0200
committerChristophe Grenier <grenier@cgsecurity.org>2015-05-11 09:25:39 +0200
commite1ca4010307fb53d83c5036f6c8269eb9066c928 (patch)
tree79a9547954c70be7ddc88324990d60a163ffb16d /src/file_pzf.c
parentf63304053aa32515e4853c2472fb785bcda0307c (diff)
remove always-true memcmp
Diffstat (limited to 'src/file_pzf.c')
-rw-r--r--src/file_pzf.c37
1 files changed, 15 insertions, 22 deletions
diff --git a/src/file_pzf.c b/src/file_pzf.c
index 0c0d5c7..9852cf1 100644
--- a/src/file_pzf.c
+++ b/src/file_pzf.c
@@ -31,8 +31,6 @@
#include "filegen.h"
static void register_header_check_pzf(file_stat_t *file_stat);
-static int header_check_pzf(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);
-static void file_check_pzf(file_recovery_t *file_recovery);
const file_hint_t file_hint_pzf= {
.extension="pzf",
@@ -44,33 +42,28 @@ const file_hint_t file_hint_pzf= {
.register_header_check=&register_header_check_pzf
};
-static const unsigned char pzf_header[8]= {
- 'P' , 'C' , 'F' , 'F' , 'G' , 'R' , 'A' , '4'
-};
-
-static void register_header_check_pzf(file_stat_t *file_stat)
+static void file_check_pzf(file_recovery_t *file_recovery)
{
- register_header_check(0, pzf_header, sizeof(pzf_header), &header_check_pzf, file_stat);
+ const unsigned char pzf_footer[17]= {
+ 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
+ 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0x01,
+ 0x40
+ };
+ file_search_footer(file_recovery, pzf_footer, sizeof(pzf_footer), 0);
}
static int header_check_pzf(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, pzf_header, sizeof(pzf_header))==0)
- {
- reset_file_recovery(file_recovery_new);
- file_recovery_new->extension=file_hint_pzf.extension;
- file_recovery_new->file_check=&file_check_pzf;
- return 1;
- }
- return 0;
+ reset_file_recovery(file_recovery_new);
+ file_recovery_new->extension=file_hint_pzf.extension;
+ file_recovery_new->file_check=&file_check_pzf;
+ return 1;
}
-static void file_check_pzf(file_recovery_t *file_recovery)
+static void register_header_check_pzf(file_stat_t *file_stat)
{
- const unsigned char pzf_footer[17]= {
- 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
- 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0x01,
- 0x40
+ static const unsigned char pzf_header[8]= {
+ 'P' , 'C' , 'F' , 'F' , 'G' , 'R' , 'A' , '4'
};
- file_search_footer(file_recovery, pzf_footer, sizeof(pzf_footer), 0);
+ register_header_check(0, pzf_header, sizeof(pzf_header), &header_check_pzf, file_stat);
}