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urldata: make 'use_port' an usigned short

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... instead of a long. It is already enforced to not attempt to set any
value outside of 16 bits unsigned.

Closes #9099
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Daniel Stenberg 2022-07-04 19:42:40 +02:00
parent ccc8092b05
commit 1d85d2e4f9
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4 changed files with 8 additions and 7 deletions
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5
docs/libcurl/opts/CURLOPT_PORT.3
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@ -42,8 +42,9 @@ protocol.
Usually, you just let the URL decide which port to use but this allows the
application to override that.
While this option accepts a 'long', a port number is usually a 16 bit number
and therefore using a port number over 65535 will cause a runtime error.
While this option accepts a 'long', a port number is an unsigned 16 bit number
and therefore using a port number lower than zero or over 65535 will cause a
\fBCURLE_BAD_FUNCTION_ARGUMENT\fP error.
.SH DEFAULT
By default this is 0 which makes it not used. This also makes port number zero
impossible to set with this API.