03-30-2011
If you are planning to use that as a TCP port number in sin_port in a sockaddr_in struct, you should be aware that this is a 16-bit unsigned integer and is limited to 65536. In this case, leave it a htons but change the number.
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htons(3) Library Functions Manual htons(3)
NAME
htons - Converts an unsigned short (16-bit) integer from host byte order to network byte order
LIBRARY
Standard C Library (libc.so, libc.a)
SYNOPSIS
#include <arpa/inet.h> in_port_t htons ( in_port_t hostshort) ;
STANDARDS
Interfaces documented on this reference page conform to industry standards as follows:
htons(): XNS4.0
Refer to the standards(5) reference page for more information about industry standards and associated tags.
PARAMETERS
Specifies a 16-bit integer in host byte order.
DESCRIPTION
The htons() (host-to-network short) function converts an unsigned short (16-bit) integer from host byte order to Internet network-byte
order.
The Internet network requires address and port reference data in network-byte order. Use the htons() function to convert address and port
short integers from host byte order to Internet network-byte order.
RETURN VALUES
Upon successful completion, the htons() function returns a 16-bit short integer in Internet network-byte order.
ERRORS
Current industry standards do not define error values for the htons() function.
RELATED INFORMATION
Functions: endhostent(3), endservent(3), htonl(3), ntohl(3), ntohs(3).
Standards: standards(5).
Network Programmer's Guide delim off
htons(3)