Start of MODB implementation

- Create, check and destroy MODB tables

src/modb_types.c

@@ -0,0 +1,34 @@
+#include <stdlib.h>
+#include <stdio.h>
+#include <string.h>
+#include <errno.h>
+
+#include "modb_types.h"
+#include "strext.h"
+
+
+struct modb_t *modbAlloc(const char *name, size_t name_len)
+{
+  struct modb_t *modb = (struct modb_t *)malloc(sizeof(struct modb_t));
+  if (modb == 0) {
+    fprintf(stderr, "[%d]malloc: (%d) %s\n", __LINE__, errno, strerror(errno));
+    return 0;
+  }
+
+  if (strmemcpy(name, name_len, &modb->name, &modb->name_len) != 0) {
+    modbRelease(&modb);
+    return 0;
+  }
+
+  return modb;
+}
+void modbRelease(struct modb_t **modb)
+{
+  if ((*modb)->name != 0) {
+    free((*modb)->name);
+    (*modb)->name = 0;
+  }
+
+  free(*modb);
+  *modb = 0;
+}