Refactor siglen_map[] to store key size in bytes instead of 32-bit words.

src/platform/vboot_reference/crypto/padding.c

Index: src/platform/vboot_reference/crypto/padding.c
diff --git a/src/platform/vboot_reference/crypto/padding.c b/src/platform/vboot_reference/crypto/padding.c
index 2b2e98cbe8a3bdf9ef3976078cb1209063f3a307..5580d6efe94bf147106cc9259d625656a8f90e3d 100644
--- a/src/platform/vboot_reference/crypto/padding.c
+++ b/src/platform/vboot_reference/crypto/padding.c
@@ -126,18 +126,18 @@ SHA512_DIGESTINFO_LEN,
 };
 
 const int siglen_map[NUMALGORITHMS] = {
-RSA1024NUMWORDS,
-RSA1024NUMWORDS,
-RSA1024NUMWORDS,
-RSA2048NUMWORDS,
-RSA2048NUMWORDS,
-RSA2048NUMWORDS,
-RSA4096NUMWORDS,
-RSA4096NUMWORDS,
-RSA4096NUMWORDS,
-RSA8192NUMWORDS,
-RSA8192NUMWORDS,
-RSA8192NUMWORDS,
+RSA1024NUMBYTES,
+RSA1024NUMBYTES,
+RSA1024NUMBYTES,
+RSA2048NUMBYTES,
+RSA2048NUMBYTES,
+RSA2048NUMBYTES,
+RSA4096NUMBYTES,
+RSA4096NUMBYTES,
+RSA4096NUMBYTES,
+RSA8192NUMBYTES,
+RSA8192NUMBYTES,
+RSA8192NUMBYTES,
 };
 
 const uint8_t* padding_map[NUMALGORITHMS] = {