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Update LibTomMath to 1.2.0 (#84)

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* update C files

* update other files

* update headers

* update makefiles

* remove mp_set/get_double()

* use ltm 1.2.0 API

* update ltm_desc

* use bundled tommath if system-tommath is too old

* XMALLOC etc. were changed to MP_MALLOC etc.
This commit is contained in:
Steffen Jaeckel
2020-05-26 17:36:47 +02:00
committed by GitHub
parent 724e61f8ae
commit b4bd23b4d2
229 changed files with 6095 additions and 31359 deletions
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13
dss.c
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@@ -284,6 +284,7 @@ void buf_put_dss_sign(buffer* buf, const dropbear_dss_key *key, const buffer *da
unsigned char msghash[SHA1_HASH_SIZE];
unsigned int writelen;
unsigned int i;
size_t written;
DEF_MP_INT(dss_k);
DEF_MP_INT(dss_m);
DEF_MP_INT(dss_temp1);
@@ -340,31 +341,31 @@ void buf_put_dss_sign(buffer* buf, const dropbear_dss_key *key, const buffer *da
buf_putstring(buf, SSH_SIGNKEY_DSS, SSH_SIGNKEY_DSS_LEN);
buf_putint(buf, 2*SHA1_HASH_SIZE);
writelen = mp_unsigned_bin_size(&dss_r);
writelen = mp_ubin_size(&dss_r);
dropbear_assert(writelen <= SHA1_HASH_SIZE);
/* need to pad to 160 bits with leading zeros */
for (i = 0; i < SHA1_HASH_SIZE - writelen; i++) {
buf_putbyte(buf, 0);
}
if (mp_to_unsigned_bin(&dss_r, buf_getwriteptr(buf, writelen))
if (mp_to_ubin(&dss_r, buf_getwriteptr(buf, writelen), writelen, &written)
!= MP_OKAY) {
dropbear_exit("DSS error");
}
mp_clear(&dss_r);
buf_incrwritepos(buf, writelen);
buf_incrwritepos(buf, written);
writelen = mp_unsigned_bin_size(&dss_s);
writelen = mp_ubin_size(&dss_s);
dropbear_assert(writelen <= SHA1_HASH_SIZE);
/* need to pad to 160 bits with leading zeros */
for (i = 0; i < SHA1_HASH_SIZE - writelen; i++) {
buf_putbyte(buf, 0);
}
if (mp_to_unsigned_bin(&dss_s, buf_getwriteptr(buf, writelen))
if (mp_to_ubin(&dss_s, buf_getwriteptr(buf, writelen), writelen, &written)
!= MP_OKAY) {
dropbear_exit("DSS error");
}
mp_clear(&dss_s);
buf_incrwritepos(buf, writelen);
buf_incrwritepos(buf, written);
mp_clear_multi(&dss_k, &dss_temp1, &dss_temp2, &dss_r, &dss_s,
&dss_m, NULL);