Move socket and collection functions to a convenience library

This avoids the iproxy tool from relying on undocumented library ABI.

1 files changed, 47 insertions, 0 deletions

diff --git a/common/collection.h b/common/collection.h
new file mode 100644
index 0000000..a91a465
--- /dev/null
+++ b/common/collection.h
@@ -0,0 +1,47 @@
+/*
+ * collection.h
+ *
+ * Copyright (C) 2009 Hector Martin <hector@marcansoft.com>
+ * Copyright (C) 2009 Nikias Bassen <nikias@gmx.li>
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2.1 of the License, or (at your option) any later version.
+ *
+ * This library 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
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
+ */
+
+#ifndef COLLECTION_H
+#define COLLECTION_H
+
+struct collection {
+	void **list;
+	int capacity;
+};
+
+void collection_init(struct collection *col);
+void collection_add(struct collection *col, void *element);
+void collection_remove(struct collection *col, void *element);
+int collection_count(struct collection *col);
+void collection_free(struct collection *col);
+
+#define FOREACH(var, col) \
+	do { \
+		int _iter; \
+		for(_iter=0; _iter<(col)->capacity; _iter++) { \
+			if(!(col)->list[_iter]) continue; \
+			var = (col)->list[_iter];
+
+#define ENDFOREACH \
+		} \
+	} while(0);
+
+#endif