Fwupd.build_history_report_json
Description: Reference for Fwupd.build_history_report_json

### Function

# Fwupdbuild_history_report_json

#### Declaration [src]

    gchar*
    fwupd_build_history_report_json (
      GPtrArray* devices,
      GError** error
    )

#### Description [src]

Builds a JSON report for the list of devices. No filtering is done on the `devices` array, and it is expected that the caller will filter to something sane, e.g. `FWUPD_DEVICE_FLAG_REPORTED` at the bare minimum.

Available since: | 1.0.4

#### Parameters

`devices` | An array of `None`
| Devices.
| The data is owned by the caller of the function.
`error` | `GError **`
| The return location for a `GError*`, or `NULL`.

#### Return value

Returns: | `gchar*`
| A string, or `NULL` if the ID is not present.
| The caller of the function takes ownership of the data, and is responsible for freeing it.
| The value is a NUL terminated UTF-8 string.