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-rw-r--r--include/libvfio-user.h10
-rw-r--r--lib/libvfio-user.c6
2 files changed, 16 insertions, 0 deletions
diff --git a/include/libvfio-user.h b/include/libvfio-user.h
index d74087e..2bf0cd1 100644
--- a/include/libvfio-user.h
+++ b/include/libvfio-user.h
@@ -644,6 +644,16 @@ size_t
vfu_pci_find_next_capability(vfu_ctx_t *vfu_ctx, bool extended,
size_t pos, int cap_id);
+/**
+ * Returns the memory offset where the specific region starts in device memory.
+ *
+ * @region: the region to translate
+ *
+ * @returns the absolute offset
+ */
+uint64_t
+vfu_region_to_offset(uint32_t region);
+
#ifdef __cplusplus
}
#endif
diff --git a/lib/libvfio-user.c b/lib/libvfio-user.c
index 2b95b43..5c78a36 100644
--- a/lib/libvfio-user.c
+++ b/lib/libvfio-user.c
@@ -1482,4 +1482,10 @@ vfu_dma_write(vfu_ctx_t *vfu_ctx, dma_sg_t *sg, void *data)
return ret;
}
+uint64_t
+vfu_region_to_offset(uint32_t region)
+{
+ return region_to_offset(region);
+}
+
/* ex: set tabstop=4 shiftwidth=4 softtabstop=4 expandtab: */