1 files changed, 66 insertions, 0 deletions
diff --git a/third_party/gsm/tls/bitter.c b/third_party/gsm/tls/bitter.c
new file mode 100644
index 00000000..602d8d67
--- /dev/null
+++ b/third_party/gsm/tls/bitter.c
@@ -0,0 +1,66 @@
+/*
+ * Copyright 1992 by Jutta Degener and Carsten Bormann, Technische
+ * Universitaet Berlin.  See the accompanying file "COPYRIGHT" for
+ * details.  THERE IS ABSOLUTELY NO WARRANTY FOR THIS SOFTWARE.
+ */
+
+/*$Header: /tmp_amd/presto/export/kbs/jutta/src/gsm/RCS/bitter.c,v 1.1 1992/10/28 00:28:39 jutta Exp $*/
+
+/* Generate code to pack a bit array from a name:#bits description */
+
+#include	<stdio.h>
+#include	"taste.h"
+#include	"proto.h"
+
+void write_code P2((s_spex, n_spex), struct spex * s_spex, int n_spex)
+{
+	struct spex	* sp = s_spex;
+	int		bits = 8;
+	int		vars;
+
+	if (!n_spex) return;
+
+	vars = sp->varsize;
+
+	while (n_spex) {
+
+		if (bits == 8) printf("\t*c++ =   ");
+		else printf("\t       | ");
+
+		if (vars == bits) {
+	
+			printf( (bits==8? "%s & 0x%lX;\n" : "(%s & 0x%lX);\n"),
+				sp->var, 
+				~(0xfffffffe << (bits - 1)));
+			if (!-- n_spex) break;
+			sp++;
+
+			vars = sp->varsize;
+			bits = 8;
+
+		} else if (vars < bits) {
+
+			printf( "((%s & 0x%lX) << %d)",
+				sp->var,
+				~(0xfffffffe << (vars - 1)),
+				bits - vars);
+			bits -= vars;
+			if (!--n_spex) {
+				puts(";");
+				break;
+			}
+			else putchar('\n');
+			sp++;
+			vars = sp->varsize;
+
+		} else {
+			printf("((%s >> %d) & 0x%X);\n",
+				sp->var, 
+				vars - bits,
+				~(0xfffffffe << (bits - 1)));
+			
+			vars -= bits;
+			bits = 8;
+		}
+	}
+}