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Function name cleanups

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Also nuked some trailing spaces.
This commit is contained in:
Werner Koch 2011-01-26 17:17:43 +01:00
parent d879c287ac
commit 358afc0dc8
7 changed files with 142 additions and 141 deletions
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92
g10/misc.c
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@ -1459,7 +1459,6 @@ pubkey_nbits( int algo, gcry_mpi_t *key )
/* FIXME: Use gcry_mpi_print directly. */
int
mpi_print (estream_t fp, gcry_mpi_t a, int mode)
{
@ -1487,98 +1486,15 @@ mpi_print (estream_t fp, gcry_mpi_t a, int mode)
}
/*
* Write a special size+body mpi A, to OUT. The format of the content
* of the MPI is one byte LEN, following by LEN bytes.
*/
/* FIXME: Rename this function: it is not in iobuf.c */
int
iobuf_write_size_body_mpi (iobuf_t out, gcry_mpi_t a)
{
byte buffer[256]; /* Fixed buffer for a public parameter, max possible */
size_t nbytes = (mpi_get_nbits (a)+7)/8;
int rc;
if( nbytes > sizeof(buffer) ) {
log_error("mpi with size+body is too large (%u bytes)\n", nbytes);
return gpg_error (GPG_ERR_TOO_LARGE);
}
rc = gcry_mpi_print (GCRYMPI_FMT_USG, buffer, sizeof(buffer), &nbytes, a);
if( rc ) {
log_error("Failed to exported size+body mpi\n");
return rc;
}
if( nbytes < 2 || buffer[0] != nbytes-1 ) {
if( nbytes > 2 )
log_error("Internal size mismatch in mpi size+body: %02x != %02x (other bytes: %02x %02x ... %02x %02x)\n",
buffer[0], nbytes-1, buffer[1], buffer[2], buffer[nbytes-2], buffer[nbytes-1]);
else
log_error("Internal size mismatch in mpi size+body: only %d bytes\n", nbytes );
return gpg_error (GPG_ERR_INV_DATA);
}
return iobuf_write( out, buffer, nbytes );
}
/*
* Read a special size+body from inp into body[body_max_size] and
* return it in a buffer and as MPI. On success the number of
* consumed bytes will body[0]+1. The format of the content of the
* returned MPI is one byte LEN, following by LEN bytes. Caller is
* expected to pre-allocate fixed-size 255 byte buffer (or smaller
* when appropriate).
*/
/* FIXME: Rename this function: it is not in iobuf.c */
int
iobuf_read_size_body (iobuf_t inp, byte *body, int body_max_size,
int pktlen, gcry_mpi_t *out )
{
unsigned n;
int rc;
gcry_mpi_t result;
*out = NULL;
if( (n = iobuf_readbyte(inp)) == -1 )
{
return G10ERR_INVALID_PACKET;
}
if ( n >= body_max_size || n < 2)
{
log_error("invalid size+body field\n");
return G10ERR_INVALID_PACKET;
}
body[0] = n;
if ((n = iobuf_read(inp, body+1, n)) == -1)
{
log_error("invalid size+body field\n");
return G10ERR_INVALID_PACKET;
}
if (n+1 > pktlen)
{
log_error("size+body field is larger than the packet\n");
return G10ERR_INVALID_PACKET;
}
rc = gcry_mpi_scan (&result, GCRYMPI_FMT_USG, body, n+1, NULL);
if (rc)
log_fatal ("mpi_scan failed: %s\n", gpg_strerror (rc));
*out = result;
return rc;
}
/* pkey[1] or skey[1] is Q for ECDSA, which is an uncompressed point,
i.e. 04 <x> <y> */
int
ecdsa_qbits_from_Q (int qbits )
unsigned int
ecdsa_qbits_from_Q (unsigned int qbits)
{
if ((qbits%8) > 3)
{
log_error(_("ECDSA public key is expected to be in SEC encoding "
"multiple of 8 bits\n"));
log_error (_("ECDSA public key is expected to be in SEC encoding "
"multiple of 8 bits\n"));
return 0;
}
qbits -= qbits%8;