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m_challenge: various fixes

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This commit is contained in:
Doug Freed 2020-11-19 14:19:14 -05:00
parent 40ecb85a1d
commit 73520cd1ed
1 changed files with 3 additions and 2 deletions
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5
modules/m_challenge.c
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@ -196,6 +196,7 @@ m_challenge(struct MsgBuf *msgbuf_p, struct Client *client_p, struct Client *sou
"Failed CHALLENGE attempt - host mismatch by %s (%s@%s)",
source_p->name, source_p->username,
source_p->host);
cleanup_challenge(source_p);
return;
}
@ -277,7 +278,7 @@ m_challenge(struct MsgBuf *msgbuf_p, struct Client *client_p, struct Client *sou
{
cnt = rb_strlcpy(chal_line, chal, CHALLENGE_WIDTH);
sendto_one(source_p, form_str(RPL_RSACHALLENGE2), me.name, source_p->name, chal_line);
if(cnt > CHALLENGE_WIDTH)
if(cnt >= CHALLENGE_WIDTH)
chal += CHALLENGE_WIDTH - 1;
else
break;
@ -308,7 +309,7 @@ generate_challenge(char **r_challenge, char **r_response, RSA * rsa)
{
SHA1_Init(&ctx);
SHA1_Update(&ctx, (uint8_t *)secret, CHALLENGE_SECRET_LENGTH);
*r_response = malloc(SHA_DIGEST_LENGTH);
*r_response = rb_malloc(SHA_DIGEST_LENGTH);
SHA1_Final((uint8_t *)*r_response, &ctx);
length = RSA_size(rsa);