diff options
Diffstat (limited to 'src/sccp_vty.c')
| -rw-r--r-- | src/sccp_vty.c | 35 |
1 files changed, 35 insertions, 0 deletions
diff --git a/src/sccp_vty.c b/src/sccp_vty.c index 13fe402..90fb914 100644 --- a/src/sccp_vty.c +++ b/src/sccp_vty.c @@ -37,6 +37,8 @@ #include <osmocom/sigtran/osmo_ss7.h> #include <osmocom/sigtran/protocol/mtp.h> +#include <osmocom/sccp/sccp_types.h> + #include "xua_internal.h" #include "sccp_internal.h" @@ -165,6 +167,36 @@ DEFUN_ATTR(sccp_timer, sccp_timer_cmd, return CMD_SUCCESS; } +DEFUN_ATTR(sccp_max_optional_data, sccp_max_optional_data_cmd, + "sccp max-optional-data (<0-999999>|standard)", + "Configure SCCP behavior\n" + "Adjust the upper bound for the optional data length (the payload) for CR, CC, CREF and RLSD messages." + " For any Optional Data part larger than this value in octets, send CR, CC, CREF and RLSD" + " messages without any payload, and send the data payload in a separate Data Form 1 message." + " ITU-T Q.713 sections 4.2 thru 4.5 define a limit of 130 bytes for the 'Data' parameter. This limit can be" + " adjusted here. May be useful for interop with nonstandard SCCP peers.\n" + "Set a non-standard maximum allowed number of bytes\n" + "Use the ITU-T Q.713 4.2 to 4.5 standard value of 130\n", + CMD_ATTR_IMMEDIATE) +{ + struct osmo_ss7_instance *ss7 = vty->index; + int val; + + if (!strcmp(argv[0], "standard")) + val = SCCP_MAX_OPTIONAL_DATA; + else + val = atoi(argv[0]); + + osmo_ss7_ensure_sccp(ss7); + if (!ss7->sccp) { + vty_out(vty, "%% Error: cannot instantiate SCCP instance%s", VTY_NEWLINE); + return CMD_WARNING; + } + + ss7->sccp->max_optional_data = val; + return CMD_SUCCESS; +} + static const char *osmo_sccp_timer_val_name(const struct osmo_sccp_timer_val *val) { static char buf[16]; @@ -227,6 +259,8 @@ static void write_sccp_timers(struct vty *vty, const char *indent, void osmo_sccp_vty_write_cs7_node(struct vty *vty, const char *indent, struct osmo_sccp_instance *inst) { write_sccp_timers(vty, indent, inst, false); + if (inst->max_optional_data != SCCP_MAX_OPTIONAL_DATA) + vty_out(vty, "%ssccp max-optional-data %u%s", indent, inst->max_optional_data, VTY_NEWLINE); } DEFUN(show_sccp_timers, show_sccp_timers_cmd, @@ -262,4 +296,5 @@ void osmo_sccp_vty_init(void) install_lib_element_ve(&show_sccp_timers_cmd); gen_sccp_timer_cmd_strs(&sccp_timer_cmd); install_lib_element(L_CS7_NODE, &sccp_timer_cmd); + install_lib_element(L_CS7_NODE, &sccp_max_optional_data_cmd); } |