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Convert a 16-bit value from host-byte order to network-byte order
#include <netinet/in.h> in_port_t htons( in_port_t hostshort );
libsocket
The htons() function converts a 16-bit value from host-byte order to network-byte order.
This routine is most often used in conjunction with internet addresses and ports returned by gethostbyname() and getservent().
The value in network-byte order.
Standard Unix, POSIX 1003.1g (draft)
| Safety: | |
|---|---|
| Cancellation point | No |
| Interrupt handler | Yes |
| Signal handler | Yes |
| Thread | Yes |
gethostbyname(), getservent(), htonl(), ntohl(), ntohs()
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