session: tiny refactor of creations

Change-Id: Ie4bc15448203621d0f84c9be6f57c68cc88983b4
Signed-off-by: José Bollo <jose.bollo@iot.bzh>

2 files changed, 50 insertions, 24 deletions

diff --git a/src/session.c b/src/session.c
index e0d0a8e6..ddff2c3e 100644
--- a/src/session.c
+++ b/src/session.c
@@ -196,30 +196,11 @@ static void ctxStoreCleanUp (time_t now)
 	}
 }
 
-// This function will return exiting client context or newly created client context
-struct AFB_clientCtx *ctxClientGetSession (const char *uuid, int *created)
+static struct AFB_clientCtx *new_context (const char *uuid, int timeout, time_t now)
 {
 	struct AFB_clientCtx *clientCtx;
-	time_t now;
-
-	/* cleaning */
-	now = NOW;
-	ctxStoreCleanUp (now);
-
-	/* search for an existing one not too old */
-	if (uuid != NULL) {
-		if (strlen(uuid) >= sizeof clientCtx->uuid) {
-			errno = EINVAL;
-			goto error;
-		}
-		clientCtx = ctxStoreSearch(uuid);
-		if (clientCtx != NULL) {
-			*created = 0;
-			goto found;
-		}
-	}
 
-	/* returns a new one */
+	/* allocates a new one */
         clientCtx = calloc(1, sizeof(struct AFB_clientCtx) + ((unsigned)sessions.apicount * sizeof(*clientCtx->values)));
 	if (clientCtx == NULL) {
 		errno = ENOMEM;
@@ -231,6 +212,10 @@ struct AFB_clientCtx *ctxClientGetSession (const char *uuid, int *created)
 	if (uuid == NULL) {
 		new_uuid(clientCtx->uuid);
 	} else {
+		if (strlen(uuid) >= sizeof clientCtx->uuid) {
+			errno = EINVAL;
+			goto error2;
+		}
 		strcpy(clientCtx->uuid, uuid);
 	}
 
@@ -241,11 +226,9 @@ struct AFB_clientCtx *ctxClientGetSession (const char *uuid, int *created)
 		errno = ENOMEM;
 		goto error2;
 	}
-	*created = 1;
 
-found:
 	clientCtx->access = now;
-	clientCtx->refcount++;
+	clientCtx->refcount = 1;
 	return clientCtx;
 
 error2:
@@ -254,6 +237,48 @@ error:
 	return NULL;
 }
 
+struct AFB_clientCtx *ctxClientCreate (const char *uuid, int timeout)
+{
+	time_t now;
+
+	/* cleaning */
+	now = NOW;
+	ctxStoreCleanUp (now);
+
+	/* search for an existing one not too old */
+	if (uuid != NULL && ctxStoreSearch(uuid) != NULL) {
+		errno = EEXIST;
+		return NULL;
+	}
+
+	return new_context(uuid, timeout, now);
+}
+
+// This function will return exiting client context or newly created client context
+struct AFB_clientCtx *ctxClientGetSession (const char *uuid, int *created)
+{
+	struct AFB_clientCtx *clientCtx;
+	time_t now;
+
+	/* cleaning */
+	now = NOW;
+	ctxStoreCleanUp (now);
+
+	/* search for an existing one not too old */
+	if (uuid != NULL) {
+		clientCtx = ctxStoreSearch(uuid);
+		if (clientCtx != NULL) {
+			*created = 0;
+			clientCtx->access = now;
+			clientCtx->refcount++;
+			return clientCtx;
+		}
+	}
+
+	*created = 1;
+	return new_context(uuid, sessions.timeout, now);
+}
+
 struct AFB_clientCtx *ctxClientAddRef(struct AFB_clientCtx *clientCtx)
 {
 	if (clientCtx != NULL)
diff --git a/src/session.h b/src/session.h
index 497951af..44c6d7be 100644
--- a/src/session.h
+++ b/src/session.h
@@ -22,6 +22,7 @@ struct AFB_clientCtx;
 
 extern void ctxStoreInit (int max_session_count, int timeout, const char *initok, int context_count);
 
+extern struct AFB_clientCtx *ctxClientCreate (const char *uuid, int timeout);
 extern struct AFB_clientCtx *ctxClientGetSession (const char *uuid, int *created);
 extern struct AFB_clientCtx *ctxClientAddRef(struct AFB_clientCtx *clientCtx);
 extern void ctxClientUnref(struct AFB_clientCtx *clientCtx);