tree feaaf437bdef397d4df81adff92dec4607fe8f6c
parent cce0e65345e9ea541dd43c6c66d4feb2a7e4e4aa
author Sunny Srivastava <sunnsr25@in.ibm.com> 1644845410 -0600
committer Sunny Srivastava <sunnsr25@in.ibm.com> 1670923923 -0600

Shift to boost asio library

This commit shifts vpd manager from sdbusplus event loop to
boost io_context event loop.
The shift was done to have a more flexible way to perform
async Dbus calls.
For example read/write of vpd data can be performed
asynchronously.

It also removes dependency of Manager class on the interface
class created as a part of Phosphor-Dbus-Interface repo.

Test:
- Introspect com.ibm.VPD.Manager /com/ibm/VPD/Manager to ensure
that all the methods exposed under com.ibm.VPD.Manager interface
matches to the ones documented under PDI repo.

- Make DBus call to each of the exposed api to ensure that the
funcation calls are working fine.

-To ensure bios handler call back is working.
Stop vpd-manager service.
Stop pldm service.
Start vpd-manager service
Start pldm service.
Should recieve callback.

-To ensure gpio call back
std::cout were added to callback function being trigerred on
timer expiration and the same were verified in journal.

Signed-off-by: Sunny Srivastava <sunnsr25@in.ibm.com>
Change-Id: I00640f64de487d5244e8be2e7a3f3d63a013644e