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libsysprof-capture: add support for DBusMessage frames

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These are still captive to the max size of a SysprofCaptureFrame, but
most messages fit into that.
This commit is contained in:
Christian Hergert
2023-07-27 12:21:42 -07:00
parent 50c203efe2
commit f46d690a28
7 changed files with 149 additions and 1 deletions
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42
src/libsysprof-capture/sysprof-capture-writer.c
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@ -767,6 +767,48 @@ sysprof_capture_writer_add_metadata (SysprofCaptureWriter *self,
return true;
}
bool
sysprof_capture_writer_add_dbus_message (SysprofCaptureWriter *self,
int64_t time,
int cpu,
int32_t pid,
uint32_t flags,
const uint8_t *message_data,
size_t message_len)
{
SysprofCaptureDBusMessage *ev;
size_t len;
assert (self != NULL);
assert (message_data != NULL || message_len == 0);
if (message_len > (1<<16) - sizeof *ev - 16)
{
flags |= SYSPROF_CAPTURE_DBUS_FLAGS_MESSAGE_TOO_LARGE;
message_data = NULL;
message_len = 0;
}
len = sizeof *ev + message_len;
ev = (SysprofCaptureDBusMessage *)sysprof_capture_writer_allocate (self, &len);
if (!ev)
return false;
sysprof_capture_writer_frame_init (&ev->frame,
len,
cpu,
pid,
time,
SYSPROF_CAPTURE_FRAME_DBUS_MESSAGE);
ev->flags = flags;
ev->message_len = message_len;
memcpy (ev->message, message_data, message_len);
return true;
}
SysprofCaptureAddress
sysprof_capture_writer_add_jitmap (SysprofCaptureWriter *self,
const char *name)