diff options
Diffstat (limited to 'fitz/fitz_stream.h')
| -rw-r--r-- | fitz/fitz_stream.h | 23 |
1 files changed, 22 insertions, 1 deletions
diff --git a/fitz/fitz_stream.h b/fitz/fitz_stream.h index f1f3008a..ba0be332 100644 --- a/fitz/fitz_stream.h +++ b/fitz/fitz_stream.h @@ -248,7 +248,9 @@ void fz_unchainpipeline(fz_filter *pipe, fz_filter **oldfp, fz_buffer **oldbp); void fz_pushbackahxd(fz_filter *filter, fz_buffer *in, fz_buffer *out, int n); fz_error fz_newnullfilter(fz_filter **fp, int len); +fz_error fz_newcopyfilter(fz_filter **fp); fz_error fz_newarc4filter(fz_filter **fp, unsigned char *key, unsigned keylen); +fz_error fz_newaesdfilter(fz_filter **fp, unsigned char *key, unsigned keylen); fz_error fz_newa85d(fz_filter **filterp, fz_obj *param); fz_error fz_newa85e(fz_filter **filterp, fz_obj *param); fz_error fz_newahxd(fz_filter **filterp, fz_obj *param); @@ -310,7 +312,26 @@ void fz_arc4init(fz_arc4 *state, const unsigned char *key, const unsigned len); unsigned char fz_arc4next(fz_arc4 *state); void fz_arc4encrypt(fz_arc4 *state, unsigned char *dest, const unsigned char *src, const unsigned len); -/* TODO: aes */ +/* AES block cipher implementation from XYSSL */ + +#define AES_DECRYPT 0 +#define AES_ENCRYPT 1 + +struct fz_aes_s +{ + int nr; /* number of rounds */ + unsigned long *rk; /* AES round keys */ + unsigned long buf[68]; /* unaligned data */ +}; + +typedef struct fz_aes_s fz_aes; + +void aes_setkey_enc( fz_aes *ctx, const unsigned char *key, int keysize ); +void aes_setkey_dec( fz_aes *ctx, const unsigned char *key, int keysize ); +void aes_crypt_cbc( fz_aes *ctx, int mode, int length, + unsigned char iv[16], + const unsigned char *input, + unsigned char *output ); /* * Stream API for Fitz. |