Added function to create an account

Signed-off-by: TheJackiMonster <thejackimonster@gmail.com>

7 files changed, 99 insertions, 5 deletions

diff --git a/include/gnunet_chat_lib.h b/include/gnunet_chat_lib.h
index a0d57d9..6eb5c70 100644
--- a/include/gnunet_chat_lib.h
+++ b/include/gnunet_chat_lib.h
@@ -311,6 +311,21 @@ void
 GNUNET_CHAT_stop (struct GNUNET_CHAT_Handle *handle);
 
 /**
+ * Creates a new chat account to use with a given chat <i>handle</i> under a
+ * unique <i>name</i>.
+ *
+ * If a specific name is already in use of another chat accounts, the function
+ * will fail and return #GNUNET_NO.
+ *
+ * @param[in,out] handle Chat handle
+ * @param[in] name Account name
+ * @return #GNUNET_OK on success, #GNUNET_NO on failure and otherwise #GNUNET_SYSERR
+ */
+int
+GNUNET_CHAT_account_create (struct GNUNET_CHAT_Handle *handle,
+                            const char* name);
+
+/**
  * Iterates through the accounts of a given chat <i>handle</i> with a selected
  * callback and custom closure.
  *
@@ -448,9 +463,10 @@ GNUNET_CHAT_account_get_user_pointer (const struct GNUNET_CHAT_Account *account)
  * join the chat via a private invitation.
  *
  * @param[in,out] handle Chat handle
+ * @param[in] topic Public topic (optional)
  * @return New group chat
  */
-struct GNUNET_CHAT_Group *
+struct GNUNET_CHAT_Group*
 GNUNET_CHAT_group_create (struct GNUNET_CHAT_Handle *handle,
                           const char* topic);
 
diff --git a/src/gnunet_chat_account.c b/src/gnunet_chat_account.c
index 09e48f8..53163ae 100644
--- a/src/gnunet_chat_account.c
+++ b/src/gnunet_chat_account.c
@@ -23,6 +23,7 @@
  */
 
 #include "gnunet_chat_account.h"
+#include "gnunet_chat_util.h"
 
 struct GNUNET_CHAT_Account*
 account_create_from_ego(struct GNUNET_IDENTITY_Ego *ego,
@@ -33,7 +34,9 @@ account_create_from_ego(struct GNUNET_IDENTITY_Ego *ego,
   struct GNUNET_CHAT_Account *account = GNUNET_new(struct GNUNET_CHAT_Account);
 
   account->ego = ego;
-  account->name = GNUNET_strdup(name);
+  account->name = NULL;
+
+  util_set_name_field(name, &(account->name));
 
   account->user_pointer = NULL;
 
diff --git a/src/gnunet_chat_handle.c b/src/gnunet_chat_handle.c
index d3c9394..a8f24e7 100644
--- a/src/gnunet_chat_handle.c
+++ b/src/gnunet_chat_handle.c
@@ -57,6 +57,7 @@ handle_create_from_config (const struct GNUNET_CONFIGURATION_Handle* cfg,
   handle->accounts_tail = NULL;
 
   handle->current = NULL;
+  handle->creation_op = NULL;
 
   handle->files = NULL;
   handle->contexts = NULL;
@@ -113,6 +114,9 @@ handle_destroy (struct GNUNET_CHAT_Handle *handle)
   if (handle->shutdown_hook)
     GNUNET_SCHEDULER_cancel(handle->shutdown_hook);
 
+  if (handle->creation_op)
+    GNUNET_IDENTITY_cancel(handle->creation_op);
+
   if (handle->current)
     handle_disconnect(handle);
 
diff --git a/src/gnunet_chat_handle.h b/src/gnunet_chat_handle.h
index 569a62f..0c0440e 100644
--- a/src/gnunet_chat_handle.h
+++ b/src/gnunet_chat_handle.h
@@ -71,6 +71,7 @@ struct GNUNET_CHAT_Handle
   struct GNUNET_CHAT_InternalAccounts *accounts_tail;
 
   const struct GNUNET_CHAT_Account *current;
+  struct GNUNET_IDENTITY_Operation *creation_op;
 
   struct GNUNET_CONTAINER_MultiHashMap *files;
   struct GNUNET_CONTAINER_MultiHashMap *contexts;
diff --git a/src/gnunet_chat_handle_intern.c b/src/gnunet_chat_handle_intern.c
index bb4c107..e3f660d 100644
--- a/src/gnunet_chat_handle_intern.c
+++ b/src/gnunet_chat_handle_intern.c
@@ -212,10 +212,31 @@ on_handle_gnunet_identity(void *cls,
     return;
   }
 
-  struct GNUNET_CHAT_InternalAccounts *accounts = GNUNET_new(
-      struct GNUNET_CHAT_InternalAccounts
-  );
+  struct GNUNET_CHAT_InternalAccounts *accounts = handle->accounts_head;
+
+  while (accounts)
+  {
+    if (!(accounts->account))
+      goto skip_account;
+
+    if ((accounts->account->name) &&
+        (0 == strcmp(accounts->account->name, name)))
+    {
+      accounts->account->ego = ego;
+      return;
+    }
+
+    if (ego == accounts->account->ego)
+    {
+      util_set_name_field(name, &(accounts->account->name));
+      return;
+    }
+
+skip_account:
+    accounts = accounts->next;
+  }
 
+  accounts = GNUNET_new(struct GNUNET_CHAT_InternalAccounts);
   accounts->account = account_create_from_ego(ego, name);
 
   GNUNET_CONTAINER_DLL_insert_tail(
diff --git a/src/gnunet_chat_lib.c b/src/gnunet_chat_lib.c
index 0b36765..b273441 100644
--- a/src/gnunet_chat_lib.c
+++ b/src/gnunet_chat_lib.c
@@ -63,6 +63,43 @@ GNUNET_CHAT_stop (struct GNUNET_CHAT_Handle *handle)
 
 
 int
+GNUNET_CHAT_account_create (struct GNUNET_CHAT_Handle *handle,
+                            const char* name)
+{
+  if ((!handle) || (!name))
+    return GNUNET_SYSERR;
+
+  struct GNUNET_CHAT_InternalAccounts *accounts = handle->accounts_head;
+  while (accounts)
+  {
+    if (!(accounts->account))
+      goto skip_account;
+
+    if ((accounts->account->name) &&
+        (0 == strcmp(accounts->account->name, name)))
+      return GNUNET_NO;
+
+skip_account:
+    accounts = accounts->next;
+  }
+
+  if (handle->creation_op)
+    GNUNET_IDENTITY_cancel(handle->creation_op);
+
+  handle->creation_op = GNUNET_IDENTITY_create(
+      handle->identity,
+      name,
+      NULL,
+      GNUNET_IDENTITY_TYPE_ECDSA,
+      cb_account_creation,
+      handle
+  );
+
+  return (handle->creation_op? GNUNET_OK : GNUNET_SYSERR);
+}
+
+
+int
 GNUNET_CHAT_iterate_accounts (const struct GNUNET_CHAT_Handle *handle,
                               GNUNET_CHAT_AccountCallback callback,
                               void *cls)
diff --git a/src/gnunet_chat_lib_intern.c b/src/gnunet_chat_lib_intern.c
index 3ad5d4f..154de1b 100644
--- a/src/gnunet_chat_lib_intern.c
+++ b/src/gnunet_chat_lib_intern.c
@@ -24,6 +24,18 @@
 
 #define GNUNET_UNUSED __attribute__ ((unused))
 
+void
+cb_account_creation (void *cls,
+                     GNUNET_UNUSED const struct GNUNET_IDENTITY_PrivateKey *pk,
+                     GNUNET_UNUSED const char *emsg)
+{
+  GNUNET_assert(cls);
+
+  struct GNUNET_CHAT_Handle *handle = (struct GNUNET_CHAT_Handle*) cls;
+
+  handle->creation_op = NULL;
+}
+
 struct GNUNET_CHAT_HandleIterateContacts
 {
   struct GNUNET_CHAT_Handle *handle;