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#ifndef _HEX_ESCAPE_H
#define _HEX_ESCAPE_H
typedef enum hex_status {
HEX_SUCCESS = 0,
HEX_SYNTAX_ERROR,
HEX_OUT_OF_MEMORY
} hex_status_t;
/*
* The API for hex_encode() and hex_decode() is modelled on that for
* getline.
*
* If 'out' points to a NULL pointer a char array of the appropriate
* size is allocated using talloc, and out_size is updated.
*
* If 'out' points to a non-NULL pointer, it assumed to describe an
* existing char array, with the size given in *out_size. This array
* may be resized by talloc_realloc if needed; in this case *out_size
* will also be updated.
*
* Note that it is an error to pass a NULL pointer for any parameter
* of these routines.
*/
hex_status_t
hex_encode (void *talloc_ctx, const char *in, char **out,
size_t *out_size);
hex_status_t
hex_decode (void *talloc_ctx, const char *in, char **out,
size_t *out_size);
/*
* Non-allocating hex decode to decode 's' in-place. The length of the
* result is always equal to or shorter than the length of the
* original.
*/
hex_status_t
hex_decode_inplace (char *s);
#endif
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