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gpg: Support MPI(0) by sos_read and mpi_print.

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* g10/misc.c (mpi_print): Handle the case for MPI(0).
* g10/parse-packet.c (sos_read): Likewise.

--

Signed-off-by: NIIBE Yutaka <gniibe@fsij.org>
This commit is contained in:
NIIBE Yutaka 2021-10-08 17:23:33 +09:00
parent c450eb1ccb
commit 7b0a7c7148
2 changed files with 5 additions and 2 deletions
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2
g10/misc.c
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@ -1846,7 +1846,7 @@ mpi_print (estream_t fp, gcry_mpi_t a, int mode)
unsigned int nbits; unsigned int nbits;
unsigned char *p = gcry_mpi_get_opaque (a, &nbits); unsigned char *p = gcry_mpi_get_opaque (a, &nbits);
if (!p) if (!p)
n += es_fprintf (fp, "[invalid opaque value]"); n += es_fprintf (fp, "[NONE]");
else else
{ {
if (!es_write_hexstring (fp, p, (nbits + 7)/8, 0, &nwritten)) if (!es_write_hexstring (fp, p, (nbits + 7)/8, 0, &nwritten))

3
g10/parse-packet.c
View File

@ -229,7 +229,10 @@ sos_read (iobuf_t inp, unsigned int *ret_nread, int secure)
} }
nbytes = (nbits + 7) / 8; nbytes = (nbits + 7) / 8;
if (nbytes)
buf = secure ? gcry_xmalloc_secure (nbytes) : gcry_xmalloc (nbytes); buf = secure ? gcry_xmalloc_secure (nbytes) : gcry_xmalloc (nbytes);
else
buf = NULL;
p = buf; p = buf;
for (i = 0; i < nbytes; i++) for (i = 0; i < nbytes; i++)
{ {