# HG changeset patch
# User Mychaela Falconia <falcon@freecalypso.org>
# Date 1639862121 0
# Node ID e5ef798e2d352fa984d6a4504c66d5881d86e0a7
# Parent  a684dd7799f88f907ca6e9f3864d21432432e675
fc-add-ramps new program written, compiles

diff -r a684dd7799f8 -r e5ef798e2d35 .hgignore
--- a/.hgignore	Sat Dec 18 21:10:49 2021 +0000
+++ b/.hgignore	Sat Dec 18 21:15:21 2021 +0000
@@ -6,6 +6,7 @@
 \.srec$
 
 ^ffstools/cal2text/fc-cal2text$
+^ffstools/caltools/fc-add-ramps$
 ^ffstools/caltools/c1xx-calextr$
 ^ffstools/caltools/fc-bin2rftab$
 ^ffstools/caltools/fc-cal2bin$
diff -r a684dd7799f8 -r e5ef798e2d35 ffstools/caltools/Makefile
--- a/ffstools/caltools/Makefile	Sat Dec 18 21:10:49 2021 +0000
+++ b/ffstools/caltools/Makefile	Sat Dec 18 21:15:21 2021 +0000
@@ -1,6 +1,6 @@
 CC=	gcc
 CFLAGS=	-O2
-PROGS=	c1xx-calextr fc-bin2rftab fc-cal2bin fc-rftab2c
+PROGS=	c1xx-calextr fc-add-ramps fc-bin2rftab fc-cal2bin fc-rftab2c
 
 INSTALL_PREFIX=	/opt/freecalypso
 
@@ -10,6 +10,8 @@
 
 LIBRFTAB=	../../librftab/librftab.a
 
+ADDRAMPS_OBJS=	fc-add-ramps.o ${LIBRFTAB}
+
 BIN2RFTAB_OBJS=	fc-bin2rftab.o ${LIBRFTAB}
 
 CAL2BIN_OBJS=	fc-cal2bin.o ${LIBRFTAB}
@@ -18,6 +20,9 @@
 
 RFTAB2C_OBJS=	fc-rftab2c.o ${LIBRFTAB}
 
+fc-add-ramps:	${ADDRAMPS_OBJS}
+	${CC} ${CFLAGS} -o $@ ${ADDRAMPS_OBJS}
+
 fc-bin2rftab:	${BIN2RFTAB_OBJS}
 	${CC} ${CFLAGS} -o $@ ${BIN2RFTAB_OBJS}
 
diff -r a684dd7799f8 -r e5ef798e2d35 ffstools/caltools/fc-add-ramps.c
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/ffstools/caltools/fc-add-ramps.c	Sat Dec 18 21:15:21 2021 +0000
@@ -0,0 +1,65 @@
+/*
+ * This utility reads a tx-ramps table in FreeCalypso ASCII format,
+ * sums up each ramp and reports these sums.  The intended purpose is
+ * to check if all ramps add up to 128 like they are supposed to.
+ */
+
+#include <sys/types.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include <strings.h>
+
+u_char data[512];
+unsigned sums[32];
+
+read_input(filename)
+	char *filename;
+{
+	char *format;
+
+	if (read_rf_table_ext(filename, data, 1, &format, (unsigned *) 0))
+		exit(1);
+	if (strcmp(format, "tx-ramps")) {
+		fprintf(stderr, "error: %s is not a tx-ramps table\n",
+			filename);
+		exit(1);
+	}
+}
+
+compute_sums()
+{
+	int i, j;
+	unsigned accum;
+	u_char *dp = data;
+
+	for (i = 0; i < 32; i++) {
+		accum = 0;
+		for (j = 0; j < 16; j++)
+			accum += *dp++;
+		sums[i] = accum;
+	}
+}
+
+output()
+{
+	unsigned n;
+
+	for (n = 0; n < 16; n++) {
+		printf("Template #%u ramp-up sum:   %u\n", sums[n*2]);
+		printf("Template #%u ramp-down sum: %u\n", sums[n*2+1]);
+	}
+}
+
+main(argc, argv)
+	char **argv;
+{
+	if (argc != 2) {
+		fprintf(stderr, "usage: %s tx-ramps-file\n", argv[0]);
+		exit(1);
+	}
+	read_input(argv[1]);
+	compute_sums();
+	output();
+	exit(0);
+}