Several places in the code iterates through the configuration tables
presented by the system table.
Add new function grub_efi_find_config_table to use for this instead.
---
grub-core/kern/efi/efi.c | 18 ++++++++++++++++++
include/grub/efi/efi.h | 3 +++
2 files changed, 21 insertions(+)
diff --git a/grub-core/kern/efi/efi.c b/grub-core/kern/efi/efi.c
index caf9bcc..41686ee 100644
--- a/grub-core/kern/efi/efi.c
+++ b/grub-core/kern/efi/efi.c
@@ -911,3 +911,21 @@ grub_efi_compare_device_paths (const
grub_efi_device_path_t *dp1,
return 0;
}
+
+/* Return pointer to vendor table identified by guid. */
+void *
+grub_efi_find_config_table (const grub_efi_guid_t *guid)
+{
+ grub_efi_uintn_t i;
+
+ for (i = 0; i < grub_efi_system_table->num_table_entries; i++)
+ {
+ grub_efi_configuration_table_t *table =
+ &grub_efi_system_table->configuration_table[i];
+
+ if (! grub_memcmp (&table->vendor_guid, guid,
+ sizeof (grub_efi_packed_guid_t)))
+ return (void *) table->vendor_table;
+ }
+ return NULL;
+}
diff --git a/include/grub/efi/efi.h b/include/grub/efi/efi.h
index 0e6fd86..65c7f95 100644
--- a/include/grub/efi/efi.h
+++ b/include/grub/efi/efi.h
@@ -77,6 +77,9 @@ int
EXPORT_FUNC (grub_efi_compare_device_paths) (const grub_efi_device_path_t *dp1,
const grub_efi_device_path_t *dp2);
+void *
+EXPORT_FUNC (grub_efi_find_config_table) (const grub_efi_guid_t *guid);
+
extern void (*EXPORT_VAR(grub_efi_net_config)) (grub_efi_handle_t hnd,
char **device,
char **path);
--
2.1.4
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