Convert a 32-bit value from host-byte order to network-byte order
#include <arpa/inet.h> uint32_t htonl( uint32_t hostlong );
libc
Use the -l c option to qcc to link against this library. This library is usually included automatically.
The htonl() function converts a 32-bit value from host-byte order to network-byte order.
You typically use this routine in conjunction with the internet addresses and ports that gethostbyname() and getservent() return.
The value in network-byte order.
Safety: | |
---|---|
Cancellation point | No |
Interrupt handler | Yes |
Signal handler | Yes |
Thread | Yes |
gethostbyname(), getservent(), htons(), ntohl(), ntohs()