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unnilennium |
1.1 |
diff -up ldns-1.6.16/keys.c.dsa ldns-1.6.16/keys.c |
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--- ldns-1.6.16/keys.c.dsa 2012-08-31 14:03:18.000000000 +0200 |
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+++ ldns-1.6.16/keys.c 2014-03-18 17:48:57.474128661 +0100 |
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@@ -1314,7 +1314,6 @@ ldns_key_dsa2bin(unsigned char *data, DS |
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/* See RFC2536 */ |
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*size = (uint16_t)BN_num_bytes(k->p); |
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T = (*size - 64) / 8; |
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- memcpy(data, &T, 1); |
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if (T > 8) { |
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fprintf(stderr, "DSA key with T > 8 (ie. > 1024 bits)"); |
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@@ -1323,12 +1322,13 @@ ldns_key_dsa2bin(unsigned char *data, DS |
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} |
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/* size = 64 + (T * 8); */ |
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+ memset(data, 0, 21 + *size * 3); |
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data[0] = (unsigned char)T; |
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BN_bn2bin(k->q, data + 1 ); /* 20 octects */ |
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BN_bn2bin(k->p, data + 21 ); /* offset octects */ |
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- BN_bn2bin(k->g, data + 21 + *size); /* offset octets */ |
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- BN_bn2bin(k->pub_key, data + 21 + *size + *size); /* offset octets */ |
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- *size = 21 + (*size * 3); |
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+ BN_bn2bin(k->g, data + 21 + *size * 2 - BN_num_bytes(k->g)); |
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+ BN_bn2bin(k->pub_key,data + 21 + *size * 3 - BN_num_bytes(k->pub_key)); |
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+ *size = 21 + *size * 3; |
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return true; |
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} |
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