From 316a9ea66e029fc0ced2c76de42ba044d377ccec Mon Sep 17 00:00:00 2001
From: Martin Schanzenbach <mschanzenbach@posteo.de>
Date: Wed, 21 Apr 2021 11:43:38 +0200
Subject: -use new retrieval api

---
 src/reclaim/plugin_reclaim_credential_pabc.c | 65 +++++++---------------------
 1 file changed, 16 insertions(+), 49 deletions(-)

(limited to 'src/reclaim/plugin_reclaim_credential_pabc.c')

diff --git a/src/reclaim/plugin_reclaim_credential_pabc.c b/src/reclaim/plugin_reclaim_credential_pabc.c
index f17925248..c993ba485 100644
--- a/src/reclaim/plugin_reclaim_credential_pabc.c
+++ b/src/reclaim/plugin_reclaim_credential_pabc.c
@@ -228,50 +228,6 @@ pabc_parse_attributes_p (void *cls,
   return pabc_parse_attributes (cls, cred->data, cred->data_size);
 }
 
-struct Finder
-{
-  const char* target;
-  char *result;
-};
-
-static void
-find_attr (char const *const key,
-                char const *const value,
-                void *ctx)
-{
-  struct Finder *fdr = ctx;
-  GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
-              "Found `%s', looking for `%s'\n",
-              key, fdr->target);
-  if (0 == strcmp (key, fdr->target))
-    fdr->result = GNUNET_strdup (value);
-}
-
-
-/**
- * Parse a pabc and return an attribute value.
- *
- * @param cls the plugin
- * @param data the pabc credential data
- * @param data_size the pabc credential size
- * @param skey the attribute key to look for.
- * @return a string, containing the isser
- */
-char *
-pabc_get_attribute (void *cls,
-                    const char *data,
-                    size_t data_size,
-                    const char *skey)
-{
-
-  struct Finder fdr;
-  memset (&fdr, 0, sizeof (fdr));
-  fdr.target = skey;
-  pabc_cred_inspect_credential (data, &find_attr, &fdr);
-  return fdr.result;
-}
-
-
 /**
  * Parse a pabc and return the issuer
  *
@@ -284,7 +240,12 @@ pabc_get_issuer (void *cls,
                  const char *data,
                  size_t data_size)
 {
-  return pabc_get_attribute (cls, data, data_size, "issuer");
+  char *res;
+  if (PABC_OK != pabc_cred_get_attr_by_name_from_cred (data,
+                                                       "issuer",
+                                                       &res))
+    return NULL;
+  return res;
 }
 
 
@@ -456,10 +417,16 @@ pabc_create_presentation (void *cls,
     GNUNET_free (issuer);
     return GNUNET_SYSERR;
   }
-  subject = pabc_get_attribute (cls,
-                                credential->data,
-                                credential->data_size,
-                                "subject");
+  if (PABC_OK != pabc_cred_get_attr_by_name_from_cred (credential->data,
+                                        "subject",
+                                        &subject))
+  {
+    GNUNET_log (GNUNET_ERROR_TYPE_ERROR,
+                "Failed to get subject.\n");
+    pabc_free_ctx (&ctx);
+    GNUNET_free (issuer);
+    return GNUNET_SYSERR;
+  }
   status = PABC_read_usr_ctx (subject, issuer, ctx, pp, &usr_ctx);
   GNUNET_free (issuer);
   GNUNET_free (subject);
-- 
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