1 files changed, 34 insertions, 0 deletions
diff --git a/src/config/node.c b/src/config/node.c
new file mode 100644
index 0000000..6f3fd5a
--- /dev/null
+++ b/src/config/node.c
@@ -0,0 +1,34 @@
+/* ISC license. */
+
+#include <stdint.h>
+#include <string.h>
+
+#include <skalibs/stralloc.h>
+#include <skalibs/strerr.h>
+
+#include "tipidee-config-internal.h"
+
+#define diestorage() strerr_diefu2x(100, "add node to configuration tree", ": too much data")
+#define diefilepos() strerr_diefu2x(100, "add node to configuration tree", ": file too large")
+
+void node_start (stralloc *storage, node *node, char const *key, size_t filepos, uint32_t line)
+{
+  size_t l = strlen(key) ;
+  size_t k = storage->len ;
+  if (!stralloc_catb(storage, key, l + 1)) dienomem() ;
+  if (storage->len >= UINT32_MAX) diestorage() ;
+  if (filepos > UINT32_MAX) diefilepos() ;
+  node->key = k ;
+  node->keylen = l ;
+  node->data = storage->len ;
+  node->datalen = 0 ;
+  node->filepos = filepos ;
+  node->line = line ;
+}
+
+void node_add (stralloc *storage, node *node, char const *s, size_t len)
+{
+  if (!stralloc_catb(storage, s, len)) dienomem() ;
+  if (storage->len >= UINT32_MAX) diestorage() ;
+  node->datalen += len ;
+}