7d8b344f01
This makes the following error message less likely to be printed
when performing many concurrent HTTP requests:
Condition ' resolving == IP::RESOLVER_INVALID_ID ' is true. returned: ERR_BUG
125 lines
5.4 KiB
XML
125 lines
5.4 KiB
XML
<?xml version="1.0" encoding="UTF-8" ?>
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<class name="IP" inherits="Object" version="4.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:noNamespaceSchemaLocation="../class.xsd">
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<brief_description>
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Internet protocol (IP) support functions such as DNS resolution.
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</brief_description>
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<description>
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IP contains support functions for the Internet Protocol (IP). TCP/IP support is in different classes (see [StreamPeerTCP] and [TCPServer]). IP provides DNS hostname resolution support, both blocking and threaded.
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</description>
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<tutorials>
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</tutorials>
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<methods>
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<method name="clear_cache">
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<return type="void" />
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<argument index="0" name="hostname" type="String" default="""" />
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<description>
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Removes all of a [code]hostname[/code]'s cached references. If no [code]hostname[/code] is given, all cached IP addresses are removed.
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</description>
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</method>
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<method name="erase_resolve_item">
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<return type="void" />
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<argument index="0" name="id" type="int" />
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<description>
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Removes a given item [code]id[/code] from the queue. This should be used to free a queue after it has completed to enable more queries to happen.
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</description>
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</method>
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<method name="get_local_addresses" qualifiers="const">
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<return type="Array" />
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<description>
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Returns all the user's current IPv4 and IPv6 addresses as an array.
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</description>
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</method>
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<method name="get_local_interfaces" qualifiers="const">
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<return type="Array" />
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<description>
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Returns all network adapters as an array.
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Each adapter is a dictionary of the form:
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[codeblock]
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{
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"index": "1", # Interface index.
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"name": "eth0", # Interface name.
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"friendly": "Ethernet One", # A friendly name (might be empty).
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"addresses": ["192.168.1.101"], # An array of IP addresses associated to this interface.
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}
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[/codeblock]
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</description>
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</method>
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<method name="get_resolve_item_address" qualifiers="const">
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<return type="String" />
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<argument index="0" name="id" type="int" />
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<description>
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Returns a queued hostname's IP address, given its queue [code]id[/code]. Returns an empty string on error or if resolution hasn't happened yet (see [method get_resolve_item_status]).
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</description>
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</method>
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<method name="get_resolve_item_addresses" qualifiers="const">
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<return type="Array" />
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<argument index="0" name="id" type="int" />
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<description>
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Returns resolved addresses, or an empty array if an error happened or resolution didn't happen yet (see [method get_resolve_item_status]).
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</description>
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</method>
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<method name="get_resolve_item_status" qualifiers="const">
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<return type="int" enum="IP.ResolverStatus" />
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<argument index="0" name="id" type="int" />
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<description>
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Returns a queued hostname's status as a [enum ResolverStatus] constant, given its queue [code]id[/code].
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</description>
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</method>
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<method name="resolve_hostname">
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<return type="String" />
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<argument index="0" name="host" type="String" />
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<argument index="1" name="ip_type" type="int" enum="IP.Type" default="3" />
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<description>
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Returns a given hostname's IPv4 or IPv6 address when resolved (blocking-type method). The address type returned depends on the [enum Type] constant given as [code]ip_type[/code].
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</description>
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</method>
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<method name="resolve_hostname_addresses">
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<return type="Array" />
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<argument index="0" name="host" type="String" />
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<argument index="1" name="ip_type" type="int" enum="IP.Type" default="3" />
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<description>
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Resolves a given hostname in a blocking way. Addresses are returned as an [Array] of IPv4 or IPv6 addresses depending on [code]ip_type[/code].
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</description>
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</method>
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<method name="resolve_hostname_queue_item">
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<return type="int" />
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<argument index="0" name="host" type="String" />
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<argument index="1" name="ip_type" type="int" enum="IP.Type" default="3" />
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<description>
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Creates a queue item to resolve a hostname to an IPv4 or IPv6 address depending on the [enum Type] constant given as [code]ip_type[/code]. Returns the queue ID if successful, or [constant RESOLVER_INVALID_ID] on error.
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</description>
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</method>
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</methods>
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<constants>
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<constant name="RESOLVER_STATUS_NONE" value="0" enum="ResolverStatus">
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DNS hostname resolver status: No status.
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</constant>
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<constant name="RESOLVER_STATUS_WAITING" value="1" enum="ResolverStatus">
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DNS hostname resolver status: Waiting.
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</constant>
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<constant name="RESOLVER_STATUS_DONE" value="2" enum="ResolverStatus">
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DNS hostname resolver status: Done.
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</constant>
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<constant name="RESOLVER_STATUS_ERROR" value="3" enum="ResolverStatus">
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DNS hostname resolver status: Error.
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</constant>
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<constant name="RESOLVER_MAX_QUERIES" value="256">
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Maximum number of concurrent DNS resolver queries allowed, [constant RESOLVER_INVALID_ID] is returned if exceeded.
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</constant>
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<constant name="RESOLVER_INVALID_ID" value="-1">
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Invalid ID constant. Returned if [constant RESOLVER_MAX_QUERIES] is exceeded.
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</constant>
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<constant name="TYPE_NONE" value="0" enum="Type">
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Address type: None.
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</constant>
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<constant name="TYPE_IPV4" value="1" enum="Type">
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Address type: Internet protocol version 4 (IPv4).
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</constant>
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<constant name="TYPE_IPV6" value="2" enum="Type">
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Address type: Internet protocol version 6 (IPv6).
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</constant>
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<constant name="TYPE_ANY" value="3" enum="Type">
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Address type: Any.
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</constant>
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</constants>
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</class>
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