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xml_node.h: construct from Const_byte_range_ptr

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This patch allows for the construction of 'Xml_node' objects from a
'Const_byte_range_ptr' argument as a safer alternative to the pair
of addr, max_len arguments.

Issue #5411
This commit is contained in:
Norman Feske 2025-01-07 11:27:24 +01:00 committed by Christian Helmuth
parent bdb8d4d881
commit fe40a3c45e
1 changed files with 8 additions and 3 deletions
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11
repos/base/include/util/xml_node.h
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@ -576,7 +576,7 @@ class Genode::Xml_node
start(skip_non_tag_characters(Token(addr, max_len))),
end(_search_end_tag(start, num_sub_nodes))
{ }
} _tags;
} _tags { _addr, _max_len };
/**
* Return true if specified buffer contains a valid XML node
@ -628,14 +628,19 @@ class Genode::Xml_node
*
* \throw Invalid_syntax
*/
Xml_node(char const *addr, size_t max_len = ~0UL)
Xml_node(Const_byte_range_ptr const &bytes)
:
_addr(addr), _max_len(max_len), _tags(addr, max_len)
_addr(bytes.start), _max_len(bytes.num_bytes)
{
if (!_valid(_tags))
throw Invalid_syntax();
}
Xml_node(char const *addr, size_t max_len = ~0UL)
:
Xml_node(Const_byte_range_ptr { addr, max_len })
{ }
/**
* Return size of node including start and end tags in bytes
*/