From c225afacccc90674cfe9bed028c8567a56ed604f Mon Sep 17 00:00:00 2001
From: Mikael Magnusson <mikma@users.sourceforge.net>
Date: Thu, 23 Nov 2023 03:09:57 +0100
Subject: WIP: bytestring -> adata

---
 conf/cf-lex.l            |  2 +-
 filter/config.Y          |  4 ++--
 lib/base64.c             | 12 ++++++------
 lib/base64.h             |  9 +++++----
 proto/wireguard/config.Y |  2 +-
 5 files changed, 15 insertions(+), 14 deletions(-)

diff --git a/conf/cf-lex.l b/conf/cf-lex.l
index 5eb709bc..8c20b2d0 100644
--- a/conf/cf-lex.l
+++ b/conf/cf-lex.l
@@ -354,7 +354,7 @@ else: {
 <BQUOTED><<EOF>> cf_error("Unterminated byte string");
 <BQUOTED>["]	{
   BEGIN(INITIAL);
-  struct bytestring *bytes;
+  struct adata *bytes;
 
   bytes = cfg_allocz(sizeof(*bytes) + quoted_buffer.used);
   memcpy(bytes->data, quoted_buffer.data, quoted_buffer.used);
diff --git a/filter/config.Y b/filter/config.Y
index 7a2b6e38..ee8ec096 100644
--- a/filter/config.Y
+++ b/filter/config.Y
@@ -242,7 +242,7 @@ f_new_sub_tlv_tunnel_ep(u32 type, ip_addr ip)
 }
 
 static struct f_tree *
-f_new_sub_tlv_encap(u32 st_type, u32 type, const struct bytestring *bytes)
+f_new_sub_tlv_encap(u32 st_type, u32 type, const struct adata *bytes)
 {
   struct f_tree *t;
 
@@ -263,7 +263,7 @@ f_new_sub_tlv_encap(u32 st_type, u32 type, const struct bytestring *bytes)
 }
 
 static struct f_tree *
-f_new_sub_tlv_unknown(u32 type, const struct bytestring *bytes)
+f_new_sub_tlv_unknown(u32 type, const struct adata *bytes)
 {
   struct f_tree *t;
 
diff --git a/lib/base64.c b/lib/base64.c
index d5f3ae9b..1f7fb4f0 100644
--- a/lib/base64.c
+++ b/lib/base64.c
@@ -26,12 +26,12 @@ static const unsigned char base64_table[65] =
  * nul terminated to make it easier to use as a C string. The nul terminator is
  * not included in out_len.
  */
-struct bytestring * base64_encode(linpool *pool,
+struct adata * base64_encode(linpool *pool,
 				  const unsigned char *src, size_t len,
 				  size_t *out_len)
 {
 	unsigned char *pos;
-	struct bytestring *out;
+	struct adata *out;
 	const unsigned char *end, *in;
 	size_t olen;
 	int line_len;
@@ -41,7 +41,7 @@ struct bytestring * base64_encode(linpool *pool,
 	olen++; /* nul termination */
 	if (olen < len)
 		return NULL; /* integer overflow */
-	out = lp_alloc(pool, sizeof(struct bytestring) + olen);
+	out = lp_alloc(pool, sizeof(struct adata) + olen);
 	if (out == NULL)
 		return NULL;
 
@@ -97,14 +97,14 @@ struct bytestring * base64_encode(linpool *pool,
  *
  * Caller is responsible for freeing the returned buffer.
  */
-struct bytestring * base64_decode_bs(linpool *pool,
+struct adata * base64_decode_bs(linpool *pool,
 				     const unsigned char *src, size_t len,
 				     size_t *out_len)
 {
 	unsigned char dtable[256], *pos, block[4], tmp;
 	size_t i, count, olen;
 	int pad = 0;
-	struct bytestring *out;
+	struct adata *out;
 
 	memset(dtable, 0x80, 256);
 	for (i = 0; i < sizeof(base64_table) - 1; i++)
@@ -121,7 +121,7 @@ struct bytestring * base64_decode_bs(linpool *pool,
 		return NULL;
 
 	olen = count / 4 * 3;
-	out = lp_alloc(pool, sizeof(struct bytestring) + olen);
+	out = lp_alloc(pool, sizeof(struct adata) + olen);
 	if (out == NULL)
 		return NULL;
 	pos = out->data;
diff --git a/lib/base64.h b/lib/base64.h
index 8ca4dd9b..4c46b0d4 100644
--- a/lib/base64.h
+++ b/lib/base64.h
@@ -2,10 +2,11 @@
 #define _BIRD_BASE64_H_
 
 #include "lib/resource.h"
+#include "nest/route.h"
 
-struct bytestring * base64_encode_bs(linpool *pool, const unsigned char *src, size_t len,
-			      size_t *out_len);
-struct bytestring * base64_decode_bs(linpool *pool, const unsigned char *src, size_t len,
-			      size_t *out_len);
+struct adata * base64_encode_bs(linpool *pool, const unsigned char *src, size_t len,
+				size_t *out_len);
+struct adata * base64_decode_bs(linpool *pool, const unsigned char *src, size_t len,
+				size_t *out_len);
 
 #endif	/* _BIRD_BASE64_H_ */
diff --git a/proto/wireguard/config.Y b/proto/wireguard/config.Y
index 6a435da3..0fae832a 100644
--- a/proto/wireguard/config.Y
+++ b/proto/wireguard/config.Y
@@ -23,7 +23,7 @@ typedef char wg_key_b64_string[45];
 int wg_key_from_base64(u8 key[32], const wg_key_b64_string base64);
 
 static struct f_tree *
-f_new_sub_tlv_wg(u32 type, const struct bytestring *bs)
+f_new_sub_tlv_wg(u32 type, const struct adata *bs)
 {
   struct f_tree *t = f_new_tree();
   t->right = t;
-- 
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