Port to CMake, get rid of os_int.h.

[stg.git] / libs / smux / asn_SEQUENCE_OF.c

diff --git a/libs/smux/asn_SEQUENCE_OF.c b/libs/smux/asn_SEQUENCE_OF.c
new file mode 100644 (file)
index 0000000..ec952fc
--- /dev/null
+++ b/libs/smux/asn_SEQUENCE_OF.c
@@ -0,0 +1,41 @@
+/*-
+ * Copyright (c) 2003, 2004 Lev Walkin <vlm@lionet.info>. All rights reserved.
+ * Redistribution and modifications are permitted subject to BSD license.
+ */
+#include <asn_internal.h>
+#include <asn_SEQUENCE_OF.h>
+
+typedef A_SEQUENCE_OF(void) asn_sequence;
+
+void
+asn_sequence_del(void *asn_sequence_of_x, int number, int _do_free) {
+       asn_sequence *as = (asn_sequence *)asn_sequence_of_x;
+
+       if(as) {
+               void *ptr;
+               int n;
+
+               if(number < 0 || number >= as->count)
+                       return; /* Nothing to delete */
+
+               if(_do_free && as->free) {
+                       ptr = as->array[number];
+               } else {
+                       ptr = 0;
+               }
+
+               /*
+                * Shift all elements to the left to hide the gap.
+                */
+               --as->count;
+               for(n = number; n < as->count; n++)
+                       as->array[n] = as->array[n+1];
+
+               /*
+                * Invoke the third-party function only when the state
+                * of the parent structure is consistent.
+                */
+               if(ptr) as->free(ptr);
+       }
+}
+