#ifndef GCRY_GCRYPT_INT_H
#define GCRY_GCRYPT_INT_H
#ifdef _GCRYPT_H
#error gcrypt.h already included
#endif
#include "gcrypt.h"
#include "types.h"
struct mpi_ec_ctx_s;
typedef struct mpi_ec_ctx_s *mpi_ec_t;
gpg_err_code_t _gcry_cipher_open (gcry_cipher_hd_t *handle,
int algo, int mode, unsigned int flags);
void _gcry_cipher_close (gcry_cipher_hd_t h);
gpg_err_code_t _gcry_cipher_ctl (gcry_cipher_hd_t h, int cmd, void *buffer,
size_t buflen);
gpg_err_code_t _gcry_cipher_info (gcry_cipher_hd_t h, int what, void *buffer,
size_t *nbytes);
gpg_err_code_t _gcry_cipher_algo_info (int algo, int what, void *buffer,
size_t *nbytes);
const char *_gcry_cipher_algo_name (int algorithm) _GCRY_GCC_ATTR_PURE;
int _gcry_cipher_map_name (const char *name) _GCRY_GCC_ATTR_PURE;
int _gcry_cipher_mode_from_oid (const char *string) _GCRY_GCC_ATTR_PURE;
gpg_err_code_t _gcry_cipher_encrypt (gcry_cipher_hd_t h,
void *out, size_t outsize,
const void *in, size_t inlen);
gpg_err_code_t _gcry_cipher_decrypt (gcry_cipher_hd_t h,
void *out, size_t outsize,
const void *in, size_t inlen);
gcry_err_code_t _gcry_cipher_setkey (gcry_cipher_hd_t hd,
const void *key, size_t keylen);
gcry_err_code_t _gcry_cipher_setiv (gcry_cipher_hd_t hd,
const void *iv, size_t ivlen);
gpg_err_code_t _gcry_cipher_authenticate (gcry_cipher_hd_t hd, const void *abuf,
size_t abuflen);
gpg_err_code_t _gcry_cipher_gettag (gcry_cipher_hd_t hd, void *outtag,
size_t taglen);
gpg_err_code_t _gcry_cipher_checktag (gcry_cipher_hd_t hd, const void *intag,
size_t taglen);
gpg_err_code_t _gcry_cipher_setctr (gcry_cipher_hd_t hd,
const void *ctr, size_t ctrlen);
gpg_err_code_t _gcry_cipher_getctr (gcry_cipher_hd_t hd,
void *ctr, size_t ctrlen);
size_t _gcry_cipher_get_algo_keylen (int algo);
size_t _gcry_cipher_get_algo_blklen (int algo);
#define _gcry_cipher_reset(h) _gcry_cipher_ctl ((h), GCRYCTL_RESET, NULL, 0)
gpg_err_code_t _gcry_pk_encrypt (gcry_sexp_t *result,
gcry_sexp_t data, gcry_sexp_t pkey);
gpg_err_code_t _gcry_pk_decrypt (gcry_sexp_t *result,
gcry_sexp_t data, gcry_sexp_t skey);
gpg_err_code_t _gcry_pk_sign (gcry_sexp_t *result,
gcry_sexp_t data, gcry_sexp_t skey);
gpg_err_code_t _gcry_pk_verify (gcry_sexp_t sigval,
gcry_sexp_t data, gcry_sexp_t pkey);
gpg_err_code_t _gcry_pk_testkey (gcry_sexp_t key);
gpg_err_code_t _gcry_pk_genkey (gcry_sexp_t *r_key, gcry_sexp_t s_parms);
gpg_err_code_t _gcry_pk_ctl (int cmd, void *buffer, size_t buflen);
gpg_err_code_t _gcry_pk_algo_info (int algo, int what,
void *buffer, size_t *nbytes);
const char *_gcry_pk_algo_name (int algorithm) _GCRY_GCC_ATTR_PURE;
int _gcry_pk_map_name (const char* name) _GCRY_GCC_ATTR_PURE;
unsigned int _gcry_pk_get_nbits (gcry_sexp_t key) _GCRY_GCC_ATTR_PURE;
unsigned char *_gcry_pk_get_keygrip (gcry_sexp_t key, unsigned char *array);
const char *_gcry_pk_get_curve (gcry_sexp_t key, int iterator,
unsigned int *r_nbits);
gcry_sexp_t _gcry_pk_get_param (int algo, const char *name);
gpg_err_code_t _gcry_pubkey_get_sexp (gcry_sexp_t *r_sexp,
int mode, gcry_ctx_t ctx);
gpg_err_code_t _gcry_md_open (gcry_md_hd_t *h, int algo, unsigned int flags);
void _gcry_md_close (gcry_md_hd_t hd);
gpg_err_code_t _gcry_md_enable (gcry_md_hd_t hd, int algo);
gpg_err_code_t _gcry_md_copy (gcry_md_hd_t *bhd, gcry_md_hd_t ahd);
void _gcry_md_reset (gcry_md_hd_t hd);
gpg_err_code_t _gcry_md_ctl (gcry_md_hd_t hd, int cmd,
void *buffer, size_t buflen);
void _gcry_md_write (gcry_md_hd_t hd, const void *buffer, size_t length);
unsigned char *_gcry_md_read (gcry_md_hd_t hd, int algo);
gpg_err_code_t _gcry_md_extract (gcry_md_hd_t hd, int algo, void *buffer,
size_t length);
void _gcry_md_hash_buffer (int algo, void *digest,
const void *buffer, size_t length);
gpg_err_code_t _gcry_md_hash_buffers (int algo, unsigned int flags,
void *digest,
const gcry_buffer_t *iov, int iovcnt);
int _gcry_md_get_algo (gcry_md_hd_t hd);
unsigned int _gcry_md_get_algo_dlen (int algo);
int _gcry_md_is_enabled (gcry_md_hd_t a, int algo);
int _gcry_md_is_secure (gcry_md_hd_t a);
gpg_err_code_t _gcry_md_info (gcry_md_hd_t h, int what, void *buffer,
size_t *nbytes);
gpg_err_code_t _gcry_md_algo_info (int algo, int what, void *buffer,
size_t *nbytes);
const char *_gcry_md_algo_name (int algo) _GCRY_GCC_ATTR_PURE;
int _gcry_md_map_name (const char* name) _GCRY_GCC_ATTR_PURE;
gpg_err_code_t _gcry_md_setkey (gcry_md_hd_t hd,
const void *key, size_t keylen);
void _gcry_md_debug (gcry_md_hd_t hd, const char *suffix);
#define _gcry_md_test_algo(a) \
_gcry_md_algo_info ((a), GCRYCTL_TEST_ALGO, NULL, NULL)
#define _gcry_md_final(a) \
_gcry_md_ctl ((a), GCRYCTL_FINALIZE, NULL, 0)
#define _gcry_md_putc(h,c) \
do { \
gcry_md_hd_t h__ = (h); \
if( (h__)->bufpos == (h__)->bufsize ) \
_gcry_md_write( (h__), NULL, 0 ); \
(h__)->buf[(h__)->bufpos++] = (c) & 0xff; \
} while(0)
gpg_err_code_t _gcry_mac_open (gcry_mac_hd_t *handle, int algo,
unsigned int flags, gcry_ctx_t ctx);
void _gcry_mac_close (gcry_mac_hd_t h);
gpg_err_code_t _gcry_mac_ctl (gcry_mac_hd_t h, int cmd, void *buffer,
size_t buflen);
gpg_err_code_t _gcry_mac_algo_info (int algo, int what, void *buffer,
size_t *nbytes);
gpg_err_code_t _gcry_mac_setkey (gcry_mac_hd_t hd, const void *key,
size_t keylen);
gpg_err_code_t _gcry_mac_setiv (gcry_mac_hd_t hd, const void *iv,
size_t ivlen);
gpg_err_code_t _gcry_mac_write (gcry_mac_hd_t hd, const void *buffer,
size_t length);
gpg_err_code_t _gcry_mac_read (gcry_mac_hd_t hd, void *buffer, size_t *buflen);
gpg_err_code_t _gcry_mac_verify (gcry_mac_hd_t hd, const void *buffer,
size_t buflen);
int _gcry_mac_get_algo (gcry_mac_hd_t hd);
unsigned int _gcry_mac_get_algo_maclen (int algo);
unsigned int _gcry_mac_get_algo_keylen (int algo);
const char *_gcry_mac_algo_name (int algorithm) _GCRY_GCC_ATTR_PURE;
int _gcry_mac_map_name (const char *name) _GCRY_GCC_ATTR_PURE;
#define _gcry_mac_reset(h) _gcry_mac_ctl ((h), GCRYCTL_RESET, NULL, 0)
gpg_err_code_t _gcry_kdf_derive (const void *passphrase, size_t passphraselen,
int algo, int subalgo,
const void *salt, size_t saltlen,
unsigned long iterations,
size_t keysize, void *keybuffer);
gpg_err_code_t _gcry_prime_generate (gcry_mpi_t *prime,
unsigned int prime_bits,
unsigned int factor_bits,
gcry_mpi_t **factors,
gcry_prime_check_func_t cb_func,
void *cb_arg,
gcry_random_level_t random_level,
unsigned int flags);
gpg_err_code_t _gcry_prime_group_generator (gcry_mpi_t *r_g,
gcry_mpi_t prime,
gcry_mpi_t *factors,
gcry_mpi_t start_g);
void _gcry_prime_release_factors (gcry_mpi_t *factors);
gpg_err_code_t _gcry_prime_check (gcry_mpi_t x, unsigned int flags);
void _gcry_randomize (void *buffer, size_t length,
enum gcry_random_level level);
gpg_err_code_t _gcry_random_add_bytes (const void *buffer, size_t length,
int quality);
void *_gcry_random_bytes (size_t nbytes, enum gcry_random_level level)
_GCRY_GCC_ATTR_MALLOC;
void *_gcry_random_bytes_secure (size_t nbytes, enum gcry_random_level level)
_GCRY_GCC_ATTR_MALLOC;
void _gcry_mpi_randomize (gcry_mpi_t w,
unsigned int nbits, enum gcry_random_level level);
void _gcry_create_nonce (void *buffer, size_t length);
void _gcry_ctx_release (gcry_ctx_t ctx);
const char *_gcry_check_version (const char *req_version);
void _gcry_set_allocation_handler (gcry_handler_alloc_t func_alloc,
gcry_handler_alloc_t func_alloc_secure,
gcry_handler_secure_check_t func_secure_check,
gcry_handler_realloc_t func_realloc,
gcry_handler_free_t func_free);
void _gcry_set_outofcore_handler (gcry_handler_no_mem_t h, void *opaque);
void _gcry_set_fatalerror_handler (gcry_handler_error_t fnc, void *opaque);
void _gcry_set_log_handler (gcry_handler_log_t f, void *opaque);
void _gcry_set_gettext_handler (const char *(*f)(const char*));
void _gcry_set_progress_handler (gcry_handler_progress_t cb, void *cb_data);
static inline const char *
_gcry_strerror (gcry_error_t err)
{
return gpg_strerror (err);
}
static inline const char *
_gcry_strsource (gcry_error_t err)
{
return gpg_strsource (err);
}
static inline gcry_err_code_t
_gcry_err_code_from_errno (int err)
{
return gpg_err_code_from_errno (err);
}
static inline int
_gcry_err_code_to_errno (gcry_err_code_t code)
{
return gpg_err_code_from_errno (code);
}
static inline gcry_error_t
_gcry_err_make_from_errno (gpg_err_source_t source, int err)
{
return gpg_err_make_from_errno (source, err);
}
static inline gcry_error_t
_gcry_error_from_errno (int err)
{
return gpg_error (gpg_err_code_from_errno (err));
}
gpg_err_code_t _gcry_sexp_new (gcry_sexp_t *retsexp,
const void *buffer, size_t length,
int autodetect);
gpg_err_code_t _gcry_sexp_create (gcry_sexp_t *retsexp,
void *buffer, size_t length,
int autodetect, void (*freefnc) (void *));
gpg_err_code_t _gcry_sexp_sscan (gcry_sexp_t *retsexp, size_t *erroff,
const char *buffer, size_t length);
gpg_err_code_t _gcry_sexp_build (gcry_sexp_t *retsexp, size_t *erroff,
const char *format, ...);
gpg_err_code_t _gcry_sexp_build_array (gcry_sexp_t *retsexp, size_t *erroff,
const char *format, void **arg_list);
void _gcry_sexp_release (gcry_sexp_t sexp);
size_t _gcry_sexp_canon_len (const unsigned char *buffer, size_t length,
size_t *erroff, gcry_err_code_t *errcode);
size_t _gcry_sexp_sprint (gcry_sexp_t sexp, int mode, void *buffer,
size_t maxlength);
void _gcry_sexp_dump (const gcry_sexp_t a);
gcry_sexp_t _gcry_sexp_cons (const gcry_sexp_t a, const gcry_sexp_t b);
gcry_sexp_t _gcry_sexp_alist (const gcry_sexp_t *array);
gcry_sexp_t _gcry_sexp_vlist (const gcry_sexp_t a, ...);
gcry_sexp_t _gcry_sexp_append (const gcry_sexp_t a, const gcry_sexp_t n);
gcry_sexp_t _gcry_sexp_prepend (const gcry_sexp_t a, const gcry_sexp_t n);
gcry_sexp_t _gcry_sexp_find_token (gcry_sexp_t list,
const char *tok, size_t toklen);
int _gcry_sexp_length (const gcry_sexp_t list);
gcry_sexp_t _gcry_sexp_nth (const gcry_sexp_t list, int number);
gcry_sexp_t _gcry_sexp_car (const gcry_sexp_t list);
gcry_sexp_t _gcry_sexp_cdr (const gcry_sexp_t list);
gcry_sexp_t _gcry_sexp_cadr (const gcry_sexp_t list);
const char *_gcry_sexp_nth_data (const gcry_sexp_t list, int number,
size_t *datalen);
void *_gcry_sexp_nth_buffer (const gcry_sexp_t list, int number,
size_t *rlength);
char *_gcry_sexp_nth_string (gcry_sexp_t list, int number);
gcry_mpi_t _gcry_sexp_nth_mpi (gcry_sexp_t list, int number, int mpifmt);
gpg_err_code_t _gcry_sexp_extract_param (gcry_sexp_t sexp,
const char *path,
const char *list,
...) _GCRY_GCC_ATTR_SENTINEL(0);
#define sexp_new(a, b, c, d) _gcry_sexp_new ((a), (b), (c), (d))
#define sexp_create(a, b, c, d, e) _gcry_sexp_create ((a), (b), (c), (d), (e))
#define sexp_sscan(a, b, c, d) _gcry_sexp_sscan ((a), (b), (c), (d))
#define sexp_build _gcry_sexp_build
#define sexp_build_array(a, b, c, d) _gcry_sexp_build_array ((a), (b), (c), (d))
#define sexp_release(a) _gcry_sexp_release ((a))
#define sexp_canon_len(a, b, c, d) _gcry_sexp_canon_len ((a), (b), (c), (d))
#define sexp_sprint(a, b, c, d) _gcry_sexp_sprint ((a), (b), (c), (d))
#define sexp_dump(a) _gcry_sexp_dump ((a))
#define sexp_cons(a, b) _gcry_sexp_cons ((a), (b))
#define sexp_alist(a) _gcry_sexp_alist ((a))
#define sexp_vlist _gcry_sexp_vlist
#define sexp_append(a, b) _gcry_sexp_append ((a), (b))
#define sexp_prepend(a, b) _gcry_sexp_prepend ((a), (b))
#define sexp_find_token(a, b, c) _gcry_sexp_find_token ((a), (b), (c))
#define sexp_length(a) _gcry_sexp_length ((a))
#define sexp_nth(a, b) _gcry_sexp_nth ((a), (b))
#define sexp_car(a) _gcry_sexp_car ((a))
#define sexp_cdr(a) _gcry_sexp_cdr ((a))
#define sexp_cadr(a) _gcry_sexp_cadr ((a))
#define sexp_nth_data(a, b, c) _gcry_sexp_nth_data ((a), (b), (c))
#define sexp_nth_buffer(a, b, c) _gcry_sexp_nth_buffer ((a), (b), (c))
#define sexp_nth_string(a, b) _gcry_sexp_nth_string ((a), (b))
#define sexp_nth_mpi(a, b, c) _gcry_sexp_nth_mpi ((a), (b), (c))
#define sexp_extract_param _gcry_sexp_extract_param
gcry_mpi_t _gcry_mpi_new (unsigned int nbits);
gcry_mpi_t _gcry_mpi_snew (unsigned int nbits);
void _gcry_mpi_release (gcry_mpi_t a);
gcry_mpi_t _gcry_mpi_copy (const gcry_mpi_t a);
void _gcry_mpi_snatch (gcry_mpi_t w, gcry_mpi_t u);
gcry_mpi_t _gcry_mpi_set (gcry_mpi_t w, const gcry_mpi_t u);
gcry_mpi_t _gcry_mpi_set_ui (gcry_mpi_t w, unsigned long u);
gcry_err_code_t _gcry_mpi_get_ui (gcry_mpi_t w, ulong *u);
void _gcry_mpi_swap (gcry_mpi_t a, gcry_mpi_t b);
int _gcry_mpi_is_neg (gcry_mpi_t a);
void _gcry_mpi_neg (gcry_mpi_t w, gcry_mpi_t u);
void _gcry_mpi_abs (gcry_mpi_t w);
int _gcry_mpi_cmp (const gcry_mpi_t u, const gcry_mpi_t v);
int _gcry_mpi_cmpabs (const gcry_mpi_t u, const gcry_mpi_t v);
int _gcry_mpi_cmp_ui (const gcry_mpi_t u, unsigned long v);
gpg_err_code_t _gcry_mpi_scan (gcry_mpi_t *ret_mpi, enum gcry_mpi_format format,
const void *buffer, size_t buflen,
size_t *nscanned);
gpg_err_code_t _gcry_mpi_print (enum gcry_mpi_format format,
unsigned char *buffer, size_t buflen,
size_t *nwritten,
const gcry_mpi_t a);
gpg_err_code_t _gcry_mpi_aprint (enum gcry_mpi_format format,
unsigned char **buffer, size_t *nwritten,
const gcry_mpi_t a);
void _gcry_mpi_dump (const gcry_mpi_t a);
void _gcry_mpi_add (gcry_mpi_t w, gcry_mpi_t u, gcry_mpi_t v);
void _gcry_mpi_add_ui (gcry_mpi_t w, gcry_mpi_t u, unsigned long v);
void _gcry_mpi_addm (gcry_mpi_t w, gcry_mpi_t u, gcry_mpi_t v, gcry_mpi_t m);
void _gcry_mpi_sub (gcry_mpi_t w, gcry_mpi_t u, gcry_mpi_t v);
void _gcry_mpi_sub_ui (gcry_mpi_t w, gcry_mpi_t u, unsigned long v );
void _gcry_mpi_subm (gcry_mpi_t w, gcry_mpi_t u, gcry_mpi_t v, gcry_mpi_t m);
void _gcry_mpi_mul (gcry_mpi_t w, gcry_mpi_t u, gcry_mpi_t v);
void _gcry_mpi_mul_ui (gcry_mpi_t w, gcry_mpi_t u, unsigned long v );
void _gcry_mpi_mulm (gcry_mpi_t w, gcry_mpi_t u, gcry_mpi_t v, gcry_mpi_t m);
void _gcry_mpi_mul_2exp (gcry_mpi_t w, gcry_mpi_t u, unsigned long cnt);
void _gcry_mpi_div (gcry_mpi_t q, gcry_mpi_t r,
gcry_mpi_t dividend, gcry_mpi_t divisor, int round);
void _gcry_mpi_mod (gcry_mpi_t r, gcry_mpi_t dividend, gcry_mpi_t divisor);
void _gcry_mpi_powm (gcry_mpi_t w,
const gcry_mpi_t b, const gcry_mpi_t e,
const gcry_mpi_t m);
int _gcry_mpi_gcd (gcry_mpi_t g, gcry_mpi_t a, gcry_mpi_t b);
int _gcry_mpi_invm (gcry_mpi_t x, gcry_mpi_t a, gcry_mpi_t m);
gcry_mpi_point_t _gcry_mpi_point_new (unsigned int nbits);
void _gcry_mpi_point_release (gcry_mpi_point_t point);
gcry_mpi_point_t _gcry_mpi_point_copy (gcry_mpi_point_t point);
void _gcry_mpi_point_get (gcry_mpi_t x, gcry_mpi_t y, gcry_mpi_t z,
gcry_mpi_point_t point);
void _gcry_mpi_point_snatch_get (gcry_mpi_t x, gcry_mpi_t y, gcry_mpi_t z,
gcry_mpi_point_t point);
gcry_mpi_point_t _gcry_mpi_point_set (gcry_mpi_point_t point,
gcry_mpi_t x, gcry_mpi_t y, gcry_mpi_t z);
gcry_mpi_point_t _gcry_mpi_point_snatch_set (gcry_mpi_point_t point,
gcry_mpi_t x, gcry_mpi_t y,
gcry_mpi_t z);
gcry_mpi_t _gcry_mpi_ec_get_mpi (const char *name, gcry_ctx_t ctx, int copy);
gcry_mpi_point_t _gcry_mpi_ec_get_point (const char *name,
gcry_ctx_t ctx, int copy);
int _gcry_mpi_ec_get_affine (gcry_mpi_t x, gcry_mpi_t y, gcry_mpi_point_t point,
mpi_ec_t ctx);
void _gcry_mpi_ec_dup (gcry_mpi_point_t w, gcry_mpi_point_t u, gcry_ctx_t ctx);
void _gcry_mpi_ec_add (gcry_mpi_point_t w,
gcry_mpi_point_t u, gcry_mpi_point_t v, mpi_ec_t ctx);
void _gcry_mpi_ec_sub (gcry_mpi_point_t w,
gcry_mpi_point_t u, gcry_mpi_point_t v, mpi_ec_t ctx);
void _gcry_mpi_ec_mul (gcry_mpi_point_t w, gcry_mpi_t n, gcry_mpi_point_t u,
mpi_ec_t ctx);
int _gcry_mpi_ec_curve_point (gcry_mpi_point_t w, mpi_ec_t ctx);
unsigned int _gcry_mpi_get_nbits (gcry_mpi_t a);
int _gcry_mpi_test_bit (gcry_mpi_t a, unsigned int n);
void _gcry_mpi_set_bit (gcry_mpi_t a, unsigned int n);
void _gcry_mpi_clear_bit (gcry_mpi_t a, unsigned int n);
void _gcry_mpi_set_highbit (gcry_mpi_t a, unsigned int n);
void _gcry_mpi_clear_highbit (gcry_mpi_t a, unsigned int n);
void _gcry_mpi_rshift (gcry_mpi_t x, gcry_mpi_t a, unsigned int n);
void _gcry_mpi_lshift (gcry_mpi_t x, gcry_mpi_t a, unsigned int n);
gcry_mpi_t _gcry_mpi_set_opaque (gcry_mpi_t a, void *p, unsigned int nbits);
gcry_mpi_t _gcry_mpi_set_opaque_copy (gcry_mpi_t a,
const void *p, unsigned int nbits);
void *_gcry_mpi_get_opaque (gcry_mpi_t a, unsigned int *nbits);
void _gcry_mpi_set_flag (gcry_mpi_t a, enum gcry_mpi_flag flag);
void _gcry_mpi_clear_flag (gcry_mpi_t a, enum gcry_mpi_flag flag);
int _gcry_mpi_get_flag (gcry_mpi_t a, enum gcry_mpi_flag flag);
#ifndef GCRYPT_NO_MPI_MACROS
# error GCRYPT_NO_MPI_MACROS is not defined
#endif
#define mpi_new(n) _gcry_mpi_new ((n))
#define mpi_secure_new( n ) _gcry_mpi_snew ((n))
#define mpi_snew(n) _gcry_mpi_snew ((n))
#define mpi_release(a) \
do \
{ \
_gcry_mpi_release ((a));\
(a) = NULL; \
} \
while (0)
#define mpi_snatch( w, u) _gcry_mpi_snatch( (w), (u) )
#define mpi_set( w, u) _gcry_mpi_set( (w), (u) )
#define mpi_set_ui( w, u) _gcry_mpi_set_ui( (w), (u) )
#define mpi_get_ui(a,b) _gcry_mpi_get_ui( (a), (b) )
#define mpi_swap(a,b) _gcry_mpi_swap ((a),(b))
#define mpi_abs( w ) _gcry_mpi_abs( (w) )
#define mpi_neg( w, u) _gcry_mpi_neg( (w), (u) )
#define mpi_cmp( u, v ) _gcry_mpi_cmp( (u), (v) )
#define mpi_cmpabs( u, v ) _gcry_mpi_cmpabs( (u), (v) )
#define mpi_cmp_ui( u, v ) _gcry_mpi_cmp_ui( (u), (v) )
#define mpi_is_neg( a ) _gcry_mpi_is_neg ((a))
#define mpi_add_ui(w,u,v) _gcry_mpi_add_ui((w),(u),(v))
#define mpi_add(w,u,v) _gcry_mpi_add ((w),(u),(v))
#define mpi_addm(w,u,v,m) _gcry_mpi_addm ((w),(u),(v),(m))
#define mpi_sub_ui(w,u,v) _gcry_mpi_sub_ui ((w),(u),(v))
#define mpi_sub(w,u,v) _gcry_mpi_sub ((w),(u),(v))
#define mpi_subm(w,u,v,m) _gcry_mpi_subm ((w),(u),(v),(m))
#define mpi_mul_ui(w,u,v) _gcry_mpi_mul_ui ((w),(u),(v))
#define mpi_mul_2exp(w,u,v) _gcry_mpi_mul_2exp ((w),(u),(v))
#define mpi_mul(w,u,v) _gcry_mpi_mul ((w),(u),(v))
#define mpi_mulm(w,u,v,m) _gcry_mpi_mulm ((w),(u),(v),(m))
#define mpi_powm(w,b,e,m) _gcry_mpi_powm ( (w), (b), (e), (m) )
#define mpi_tdiv(q,r,a,m) _gcry_mpi_div ( (q), (r), (a), (m), 0)
#define mpi_fdiv(q,r,a,m) _gcry_mpi_div ( (q), (r), (a), (m), -1)
#define mpi_mod(r,a,m) _gcry_mpi_mod ((r), (a), (m))
#define mpi_gcd(g,a,b) _gcry_mpi_gcd ( (g), (a), (b) )
#define mpi_invm(g,a,b) _gcry_mpi_invm ( (g), (a), (b) )
#define mpi_point_new(n) _gcry_mpi_point_new((n))
#define mpi_point_release(p) \
do \
{ \
_gcry_mpi_point_release ((p)); \
(p) = NULL; \
} \
while (0)
#define mpi_point_copy(p) _gcry_mpi_point_copy((p))
#define mpi_point_get(x,y,z,p) _gcry_mpi_point_get((x),(y),(z),(p))
#define mpi_point_snatch_get(x,y,z,p) _gcry_mpi_point_snatch_get((x),(y), \
(z),(p))
#define mpi_point_set(p,x,y,z) _gcry_mpi_point_set((p),(x),(y),(z))
#define mpi_point_snatch_set(p,x,y,z) _gcry_mpi_point_snatch_set((p),(x), \
(y),(z))
#define mpi_get_nbits(a) _gcry_mpi_get_nbits ((a))
#define mpi_test_bit(a,b) _gcry_mpi_test_bit ((a),(b))
#define mpi_set_bit(a,b) _gcry_mpi_set_bit ((a),(b))
#define mpi_set_highbit(a,b) _gcry_mpi_set_highbit ((a),(b))
#define mpi_clear_bit(a,b) _gcry_mpi_clear_bit ((a),(b))
#define mpi_clear_highbit(a,b) _gcry_mpi_clear_highbit ((a),(b))
#define mpi_rshift(a,b,c) _gcry_mpi_rshift ((a),(b),(c))
#define mpi_lshift(a,b,c) _gcry_mpi_lshift ((a),(b),(c))
#define mpi_set_opaque(a,b,c) _gcry_mpi_set_opaque ((a), (b), (c))
#define mpi_get_opaque(a,b) _gcry_mpi_get_opaque ((a), (b))
#define mpi_set_flag(a,f) _gcry_mpi_set_flag ((a), (f))
#define mpi_set_flag(a,f) _gcry_mpi_set_flag ((a), (f))
#define mpi_clear_flag(a,f) _gcry_mpi_clear_flag ((a), (f))
#define mpi_get_flag(a,f) _gcry_mpi_get_flag ((a), (f))
#endif