--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/simtool/pbcommon.c	Sun Mar 14 07:11:25 2021 +0000
@@ -0,0 +1,100 @@
+/*
+ * This module implements the common functions for all phonebook commands.
+ */
+
+#include <sys/types.h>
+#include <string.h>
+#include <strings.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include "simresp.h"
+#include "curfile.h"
+#include "file_id.h"
+
+static struct map {
+	char	*user_name;
+	char	*canon_name;
+	int	dir_id;
+	int	file_id;
+} phonebook_map[] = {
+	{"adn",		"EF_ADN",	DF_TELECOM,	EF_ADN},
+	{"ADN",		"EF_ADN",	DF_TELECOM,	EF_ADN},
+	{"EF_ADN",	"EF_ADN",	DF_TELECOM,	EF_ADN},
+	{"fdn",		"EF_FDN",	DF_TELECOM,	EF_FDN},
+	{"FDN",		"EF_FDN",	DF_TELECOM,	EF_FDN},
+	{"EF_FDN",	"EF_FDN",	DF_TELECOM,	EF_FDN},
+	{"sdn",		"EF_SDN",	DF_TELECOM,	EF_SDN},
+	{"SDN",		"EF_SDN",	DF_TELECOM,	EF_SDN},
+	{"EF_SDN",	"EF_SDN",	DF_TELECOM,	EF_SDN},
+	{"msisdn",	"EF_MSISDN",	DF_TELECOM,	EF_MSISDN},
+	{"MSISDN",	"EF_MSISDN",	DF_TELECOM,	EF_MSISDN},
+	{"EF_MSISDN",	"EF_MSISDN",	DF_TELECOM,	EF_MSISDN},
+	{"mbdn",	"EF_MBDN",	DF_GSM,		EF_MBDN},
+	{"MBDN",	"EF_MBDN",	DF_GSM,		EF_MBDN},
+	{"EF_MBDN",	"EF_MBDN",	DF_GSM,		EF_MBDN},
+	/* table search terminator */
+	{0,		0,		-1,		-1}
+};
+
+phonebook_op_common(reqname)
+	char *reqname;
+{
+	struct map *tp;
+	int rc;
+
+	for (tp = phonebook_map; tp->user_name; tp++)
+		if (!strcmp(tp->user_name, reqname))
+			break;
+	if (!tp->canon_name) {
+		fprintf(stderr, "error: phone book name \"%s\" not known\n",
+			reqname);
+		return(-1);
+	}
+	rc = select_op(tp->dir_id);
+	if (rc < 0)
+		return(rc);
+	rc = select_op(tp->file_id);
+	if (rc < 0)
+		return(rc);
+	rc = parse_ef_select_response();
+	if (rc < 0)
+		return(rc);
+	if (curfile_structure != 0x01) {
+		fprintf(stderr, "error: %s is not linear fixed\n",
+			tp->canon_name);
+		return(-1);
+	}
+	if (curfile_record_len < 14) {
+		fprintf(stderr,
+	"error: %s has record length of %u bytes, less than minimum 14\n",
+			tp->canon_name, curfile_record_len);
+		return(-1);
+	}
+	return(0);
+}
+
+select_ef_lnd()
+{
+	int rc;
+
+	rc = select_op(DF_TELECOM);
+	if (rc < 0)
+		return(rc);
+	rc = select_op(EF_LND);
+	if (rc < 0)
+		return(rc);
+	rc = parse_ef_select_response();
+	if (rc < 0)
+		return(rc);
+	if (curfile_structure != 0x03) {
+		fprintf(stderr, "error: EF_LND is not cyclic\n");
+		return(-1);
+	}
+	if (curfile_record_len < 14) {
+		fprintf(stderr,
+	"error: EF_LND has record length of %u bytes, less than minimum 14\n",
+			curfile_record_len);
+		return(-1);
+	}
+	return(0);
+}