1 files changed, 91 insertions, 0 deletions
diff --git a/core/m_struct.c b/core/m_struct.c
new file mode 100644
index 0000000000..7b885cc905
--- /dev/null
+++ b/core/m_struct.c
@@ -0,0 +1,91 @@
+/*
+ * This file is part of MPlayer.
+ *
+ * MPlayer is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * MPlayer is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License along
+ * with MPlayer; if not, write to the Free Software Foundation, Inc.,
+ * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
+ */
+
+/// \file
+/// \ingroup OptionsStruct
+
+#include "config.h"
+
+#include <stdlib.h>
+#include <string.h>
+
+#include "m_option.h"
+#include "m_struct.h"
+#include "mp_msg.h"
+
+const m_option_t*
+m_struct_get_field(const m_struct_t* st,const char* f) {
+  int i;
+
+  for(i = 0 ; st->fields[i].name ; i++) {
+    if(strcasecmp(st->fields[i].name,f) == 0)
+      return &st->fields[i];
+  }
+  return NULL;
+}
+
+void*
+m_struct_alloc(const m_struct_t* st) {
+  int i;
+  void* r;
+
+  if(!st->defaults) {
+    mp_msg(MSGT_CFGPARSER, MSGL_ERR,"Struct %s needs defaults\n",st->name);
+    return NULL;
+  }
+
+  r = calloc(1,st->size);
+  memcpy(r,st->defaults,st->size);
+
+  for(i = 0 ; st->fields[i].name ; i++) {
+    if(st->fields[i].type->flags & M_OPT_TYPE_DYNAMIC)
+      memset(M_ST_MB_P(r,st->fields[i].p),0,st->fields[i].type->size);
+    m_option_copy(&st->fields[i],M_ST_MB_P(r,st->fields[i].p),M_ST_MB_P(st->defaults,st->fields[i].p));
+  }
+  return r;
+}
+
+int m_struct_set(const m_struct_t *st, void *obj, const char *field,
+                 struct bstr param)
+{
+  const m_option_t* f = m_struct_get_field(st,field);
+
+  if(!f) {
+    mp_msg(MSGT_CFGPARSER, MSGL_ERR,"Struct %s doesn't have any %s field\n",
+	   st->name,field);
+    return 0;
+  }
+
+  if(f->type->parse(f, bstr0(field), param, M_ST_MB_P(obj,f->p)) < 0) {
+    mp_msg(MSGT_CFGPARSER, MSGL_ERR,"Struct %s, field %s parsing error: %.*s\n",
+	   st->name, field, BSTR_P(param));
+    return 0;
+  }
+
+  return 1;
+}
+
+/// Free an allocated struct
+void
+m_struct_free(const m_struct_t* st, void* obj) {
+  int i;
+
+  for(i = 0 ; st->fields[i].name ; i++)
+    m_option_free(&st->fields[i],M_ST_MB_P(obj,st->fields[i].p));
+  free(obj);
+}