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reporter: support reporting data buffers

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Issue #1557
This commit is contained in:
Christian Helmuth 2015-06-09 13:14:57 +02:00
parent cec2dd3b3f
commit 178f2c0e88
1 changed files with 25 additions and 8 deletions
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33
repos/os/include/os/reporter.h
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@ -48,6 +48,16 @@ class Genode::Reporter : Noncopyable
Lazy_volatile_object<Connection> _conn;
/**
* Return size of report buffer
*/
size_t _size() const { return _enabled ? _conn->ds.size() : 0; }
/**
* Return pointer to report buffer
*/
char *_base() { return _enabled ? _conn->ds.local_addr<char>() : 0; }
public:
Reporter(char const *report_name, size_t buffer_size = 4096)
@ -73,14 +83,21 @@ class Genode::Reporter : Noncopyable
Name name() const { return _name; }
/**
* Return size of report buffer
* Report data buffer
*
* \param data data buffer
* \param length number of bytes to report
*/
size_t size() const { return _enabled ? _conn->ds.size() : 0; }
void report(void const *data, size_t length)
{
void *base = _base();
/**
* Return pointer to report buffer
*/
char *base() { return _enabled ? _conn->ds.local_addr<char>() : 0; }
if (!base || length > _size())
return;
memcpy(base, data, length);
_conn->report.submit(length);
}
/**
* XML generator targeting a reporter
@ -90,8 +107,8 @@ class Genode::Reporter : Noncopyable
template <typename FUNC>
Xml_generator(Reporter &reporter, FUNC const &func)
:
Genode::Xml_generator(reporter.base(),
reporter.size(),
Genode::Xml_generator(reporter._base(),
reporter._size(),
reporter._name.string(),
func)
{