[taler-anastasis] branch master updated: -upload encrypted meta data during backup

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grothoff pushed a commit to branch master
in repository anastasis.

The following commit(s) were added to refs/heads/master by this push:
     new 18c53ce  -upload encrypted meta data during backup
18c53ce is described below

commit 18c53ce9ac45efbf6bcb53995eb5d10a357c5846
Author: Christian Grothoff <christian@grothoff.org>
AuthorDate: Wed Jan 19 13:54:03 2022 +0100

    -upload encrypted meta data during backup
---
 src/lib/anastasis_backup.c | 12 +++++++++++-
 1 file changed, 11 insertions(+), 1 deletion(-)

diff --git a/src/lib/anastasis_backup.c b/src/lib/anastasis_backup.c
index f5b91fb..20c77e4 100644
--- a/src/lib/anastasis_backup.c
+++ b/src/lib/anastasis_backup.c
@@ -895,6 +895,8 @@ ANASTASIS_secret_share (struct GNUNET_CURL_Context *ctx,
     void *recovery_data;
     size_t recovery_data_size;
     struct ANASTASIS_CRYPTO_AccountPrivateKeyP anastasis_priv;
+    size_t enc_meta_size = 0;
+    void *enc_meta = NULL;
 
     pss->ss = ss;
     pss->anastasis_url = GNUNET_strdup (providers[l].provider_url);
@@ -903,6 +905,12 @@ ANASTASIS_secret_share (struct GNUNET_CURL_Context *ctx,
     ANASTASIS_CRYPTO_user_identifier_derive (id_data,
                                              &pss->server_salt,
                                              &pss->id);
+    if (NULL != secret_name)
+      ANASTASIS_CRYPTO_recovery_metadata_encrypt (&pss->id,
+                                                  secret_name,
+                                                  strlen (secret_name),
+                                                  &enc_meta,
+                                                  &enc_meta_size);
     ANASTASIS_CRYPTO_account_private_key_derive (&pss->id,
                                                  &anastasis_priv);
     ANASTASIS_CRYPTO_recovery_document_encrypt (&pss->id,
@@ -919,7 +927,8 @@ ANASTASIS_secret_share (struct GNUNET_CURL_Context *ctx,
       &anastasis_priv,
       recovery_data,
       recovery_data_size,
-      NULL, 0, /* FIXME: meta-data! */
+      enc_meta,
+      enc_meta_size,
       payment_years_requested,
       (! GNUNET_is_zero (&pss->payment_secret))
       ? &pss->payment_secret
@@ -928,6 +937,7 @@ ANASTASIS_secret_share (struct GNUNET_CURL_Context *ctx,
       &policy_store_cb,
       pss);
     GNUNET_free (recovery_data);
+    GNUNET_free (enc_meta);
     if (NULL == pss->pso)
     {
       GNUNET_break (0);

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