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31 lines
716 B
C
31 lines
716 B
C
#include "iopause.h"
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#include "taia.h"
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#include "byte.h"
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#include "dns.h"
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#include "ip6.h"
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struct dns_transmit dns_resolve_tx;
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int dns_resolve(const char *q,const char qtype[2])
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{
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struct taia stamp;
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struct taia deadline;
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char servers[256];
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iopause_fd x[1];
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int r;
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if (dns_resolvconfip(servers) == -1) return -1;
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if (dns_transmit_start(&dns_resolve_tx,servers,1,q,qtype,V6any) == -1) return -1;
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for (;;) {
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taia_now(&stamp);
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taia_uint(&deadline,120);
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taia_add(&deadline,&deadline,&stamp);
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dns_transmit_io(&dns_resolve_tx,x,&deadline);
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iopause(x,1,&deadline,&stamp);
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r = dns_transmit_get(&dns_resolve_tx,x,&stamp);
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if (r == -1) return -1;
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if (r == 1) return 0;
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}
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}
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