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Add meta functions for manipulating meta data.

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Added meta_add(), meta_delete() and meta_find().
It conveys this meta data throught tag A5 of FCP.

Signed-off-by: Pol Henarejos <pol.henarejos@cttc.es>
This commit is contained in:
Pol Henarejos
2022-05-24 14:42:54 +02:00
parent 1a58422cd8
commit 6c90ce3361
2 changed files with 87 additions and 17 deletions
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13
src/fs/file.h
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@@ -59,6 +59,7 @@
#define EF_AODFS 0x6043
#define EF_DODFS 0x6044
#define EF_SKDFS 0x6045
#define EF_META 0xE010
#define MAX_DEPTH 4
@@ -73,12 +74,6 @@ typedef struct file
const uint8_t acl[7];
} __attribute__((packed)) file_t;
typedef struct file_chain
{
file_t *file;
struct file_chain *next;
} file_chain_t;
extern file_t *currentEF;
extern file_t *currentDF;
extern const file_t *selected_applet;
@@ -116,9 +111,11 @@ extern file_t dynamic_file[];
extern file_t *search_dynamic_file(uint16_t);
extern int delete_dynamic_file(file_t *f);
extern file_chain_t *add_file_to_chain(file_t *file, file_chain_t **chain);
extern file_t *search_file_chain(uint16_t fid, file_chain_t *chain);
extern bool isUserAuthenticated;
extern int meta_find(uint16_t, uint8_t *out, size_t out_len);
extern int meta_delete(uint16_t fid);
extern int meta_add(uint16_t fid, const uint8_t *data, uint16_t len);
#endif