/usr/include/sasl/hmac-md5.h is in libsasl2-dev 2.1.26.dfsg1-14build1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 | /* hmac-md5.h -- HMAC_MD5 functions
*/
#ifndef HMAC_MD5_H
#define HMAC_MD5_H 1
#define HMAC_MD5_SIZE 16
/* intermediate MD5 context */
typedef struct HMAC_MD5_CTX_s {
MD5_CTX ictx, octx;
} HMAC_MD5_CTX;
/* intermediate HMAC state
* values stored in network byte order (Big Endian)
*/
typedef struct HMAC_MD5_STATE_s {
UINT4 istate[4];
UINT4 ostate[4];
} HMAC_MD5_STATE;
#ifdef __cplusplus
extern "C" {
#endif
/* One step hmac computation
*
* digest may be same as text or key
*/
void _sasl_hmac_md5(const unsigned char *text, int text_len,
const unsigned char *key, int key_len,
unsigned char digest[HMAC_MD5_SIZE]);
/* create context from key
*/
void _sasl_hmac_md5_init(HMAC_MD5_CTX *hmac,
const unsigned char *key, int key_len);
/* precalculate intermediate state from key
*/
void _sasl_hmac_md5_precalc(HMAC_MD5_STATE *hmac,
const unsigned char *key, int key_len);
/* initialize context from intermediate state
*/
void _sasl_hmac_md5_import(HMAC_MD5_CTX *hmac, HMAC_MD5_STATE *state);
#define _sasl_hmac_md5_update(hmac, text, text_len) _sasl_MD5Update(&(hmac)->ictx, (text), (text_len))
/* finish hmac from intermediate result. Intermediate result is zeroed.
*/
void _sasl_hmac_md5_final(unsigned char digest[HMAC_MD5_SIZE],
HMAC_MD5_CTX *hmac);
#ifdef __cplusplus
}
#endif
#endif /* HMAC_MD5_H */
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