integrity digest calculation

implemented integrity digest calculation for uploaded files,
thanks to cdavies of eye-fi forums.

Signed-off-by: Michael Krelin <hacker@klever.net>

1 files changed, 3 insertions, 0 deletions

diff --git a/src/eyetil.h b/src/eyetil.h
index 195d24f..378f703 100644
--- a/src/eyetil.h
+++ b/src/eyetil.h
@@ -1,48 +1,51 @@
 #ifndef __EYETIL_H
 #define __EYETIL_H
 
 #include <vector>
 #include <string>
 #include <archive.h>
 #include <archive_entry.h>
 
 class binary_t : public std::vector<unsigned char> {
     public:
 	binary_t() { }
 	binary_t(size_type  n) : std::vector<unsigned char>(n) { }
 	binary_t(const std::string& h) { from_hex(h); }
 	binary_t(const void *d,size_t s) { from_data(d,s); }
 
 	binary_t& from_hex(const std::string& h);
 	binary_t& from_data(const void *d,size_t s);
 
 	std::string hex() const;
 	binary_t md5() const;
 };
 
 class tmpdir_t {
     public:
 	std::string dir;
 
 	tmpdir_t(const std::string& dt);
 	~tmpdir_t();
 
 	std::string get_file(const std::string& f);
 };
 
 class tarchive_t {
     public:
 	struct archive *a;
 	struct archive_entry *e;
 
 	tarchive_t(void *p,size_t s);
 	~tarchive_t();
 
 	bool read_next_header();
 
 	std::string entry_pathname();
 
 	bool read_data_into_fd(int fd);
 };
 
+binary_t integrity_digest(const void *ptr,size_t size,
+	const std::string& ukey);
+
 #endif /* __EYETIL_H */