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import of dnsmasq-2.12.tar.gz

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This commit is contained in:
Simon Kelley
2004-08-11 18:40:17 +01:00
parent dfa666f24b
commit c1bb85048b
12 changed files with 150 additions and 71 deletions
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23
src/rfc1035.c
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@@ -650,11 +650,14 @@ void extract_addresses(HEADER *header, unsigned int qlen, char *name,
/* If the packet holds exactly one query
return 1 and leave the name from the query in name. */
unsigned short extract_request(HEADER *header,unsigned int qlen, char *name)
unsigned short extract_request(HEADER *header,unsigned int qlen, char *name, unsigned short *typep)
{
unsigned char *p = (unsigned char *)(header+1);
int qtype, qclass;
if (typep)
*typep = 0;
if (ntohs(header->qdcount) != 1 || header->opcode != QUERY)
return 0; /* must be exactly one query. */
@@ -666,6 +669,9 @@ unsigned short extract_request(HEADER *header,unsigned int qlen, char *name)
if (qclass == C_IN)
{
if (typep)
*typep = qtype;
if (qtype == T_A)
return F_IPV4;
if (qtype == T_AAAA)
@@ -885,7 +891,10 @@ int answer_request(HEADER *header, char *limit, unsigned int qlen, struct mx_rec
{
if ((options & OPT_FILTER) &&
(qtype == T_SOA || qtype == T_SRV || (qtype == T_ANY && strchr(name, '_'))))
ans = 1;
{
ans = 1;
log_query(F_CONFIG | F_NEG, name, &addr, 0);
}
else
{
if (qtype == T_PTR || qtype == T_ANY)
@@ -898,7 +907,7 @@ int answer_request(HEADER *header, char *limit, unsigned int qlen, struct mx_rec
ans = 1;
if (!dryrun)
{
log_query(F_CONFIG | F_REVERSE | F_IPV4 | F_NEG | F_NXDOMAIN, name, &addr);
log_query(F_CONFIG | F_REVERSE | F_IPV4 | F_NEG | F_NXDOMAIN, name, &addr, 0);
nxdomain = 1;
}
}
@@ -914,7 +923,7 @@ int answer_request(HEADER *header, char *limit, unsigned int qlen, struct mx_rec
ans = 1;
if (!dryrun)
{
log_query(crecp->flags & ~F_FORWARD, name, &addr);
log_query(crecp->flags & ~F_FORWARD, name, &addr, 0);
auth = 0;
if (crecp->flags & F_NXDOMAIN)
nxdomain = 1;
@@ -939,7 +948,7 @@ int answer_request(HEADER *header, char *limit, unsigned int qlen, struct mx_rec
ansp = add_text_record(nameoffset, ansp, ttl, 0, T_PTR,
cache_get_name(crecp));
log_query(crecp->flags & ~F_FORWARD, cache_get_name(crecp), &addr);
log_query(crecp->flags & ~F_FORWARD, cache_get_name(crecp), &addr, 0);
anscount++;
/* if last answer exceeded packet size, give up */
@@ -981,7 +990,7 @@ int answer_request(HEADER *header, char *limit, unsigned int qlen, struct mx_rec
ans = 1;
if (!dryrun)
{
log_query(crecp->flags, name, NULL);
log_query(crecp->flags, name, NULL, 0);
auth = 0;
if (crecp->flags & F_NXDOMAIN)
nxdomain = 1;
@@ -1001,7 +1010,7 @@ int answer_request(HEADER *header, char *limit, unsigned int qlen, struct mx_rec
if (!(crecp->flags & (F_HOSTS | F_DHCP)))
auth = 0;
log_query(crecp->flags & ~F_REVERSE, name, &crecp->addr);
log_query(crecp->flags & ~F_REVERSE, name, &crecp->addr, 0);
/* copy question as first part of answer (use compression) */
PUTSHORT(nameoffset | 0xc000, ansp);