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libtelnet
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grow the rfc1143 array by 4 elements instead of 1

This commit is contained in:
Sean Middleditch 2009-03-22 18:24:18 -04:00
parent b10946c96d
commit 1e80f52f80
1 changed files with 5 additions and 1 deletions
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6
libtelnet.c
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@ -236,7 +236,10 @@ static INLINE void _set_rfc1143(telnet_t *telnet, unsigned char telopt,
}
/* we're going to need to track state for it, so grow the queue
* and put the telopt into it; bail on allocation error
* by 4 (four) elements and put the telopt into it; bail on allocation
* error. we go by four because it seems like a reasonable guess as
* to the number of enabled options for most simple code, and it
* allows for an acceptable number of reallocations for complex code.
*/
if ((qtmp = (telnet_rfc1143_t *)realloc(telnet->q, sizeof(
telnet_rfc1143_t) * (telnet->q_size + 1))) == 0) {
@ -244,6 +247,7 @@ static INLINE void _set_rfc1143(telnet_t *telnet, unsigned char telopt,
"malloc() failed: %s", strerror(errno));
return;
}
memset(&qtmp[telnet->q_size], 0, sizeof(telnet_rfc1143_t *) * 4);
telnet->q = qtmp;
telnet->q[telnet->q_size].telopt = telopt;
telnet->q[telnet->q_size].us = us;