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check buffer size

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orignal 2016-09-16 16:18:50 -04:00
parent 8795f0c8c4
commit cb91891f22
1 changed files with 6 additions and 0 deletions
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6
Family.cpp
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@ -114,6 +114,12 @@ namespace data
{ {
uint8_t buf[50], signatureBuf[64]; uint8_t buf[50], signatureBuf[64];
size_t len = family.length (), signatureLen = strlen (signature); size_t len = family.length (), signatureLen = strlen (signature);
if (len + 32 > 50)
{
LogPrint (eLogError, "Family: ", family, " is too long");
return false;
}
memcpy (buf, family.c_str (), len); memcpy (buf, family.c_str (), len);
memcpy (buf + len, (const uint8_t *)ident, 32); memcpy (buf + len, (const uint8_t *)ident, 32);
len += 32; len += 32;