[PATCH v2 18/18] image: Add support for relocating crypto_algos in linker lists

[Alexandru Gagniuc]

Function pointers from crypto_algos array are relocated, when
NEEDS_MANUAL_RELOC is set. This relocation doesn't happen if the algo
is placed in a linker list. Implement this relocation.

Signed-off-by: Alexandru Gagniuc <mr.nuke...@gmail.com>
Reviewed-by: Simon Glass <s...@chromium.org>
Acked-by: Michal Simek <michal.si...@xilinx.com>
---
 common/image-sig.c | 13 +++++++++++++
 1 file changed, 13 insertions(+)

diff --git a/common/image-sig.c b/common/image-sig.c
index 498cd78af4..5c7ddd984d 100644
--- a/common/image-sig.c
+++ b/common/image-sig.c
@@ -98,6 +98,19 @@ struct crypto_algo *image_get_crypto_algo(const char 
*full_name)
        int i;
        const char *name;
 
+#if defined(CONFIG_NEEDS_MANUAL_RELOC)
+       static bool done;
+
+       if (!done) {
+               crypto = ll_entry_start(struct crypto_algo, cryptos);
+               end = ll_entry_end(struct crypto_algo, cryptos);
+               for (; crypto < end; crypto++) {
+                       crypto->name += gd->reloc_off;
+                       crypto->verify += gd->reloc_off;
+               }
+       }
+#endif
+
        /* Move name to after the comma */
        name = strchr(full_name, ',');
        if (!name)
-- 
2.31.1