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Make dhcp client implementation available

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logicog
2026-01-18 07:50:38 +01:00
parent af3be9a067
commit 4269745521
3 changed files with 74 additions and 20 deletions
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cmd_parser.c
+59 -19
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@@ -13,6 +13,7 @@
#include "rtl837x_sfr.h"
#include "rtl837x_stp.h"
#include "rtl837x_igmp.h"
#include "dhcp.h"
#include "uip/uip.h"
#include "version.h"
@@ -37,6 +38,8 @@ extern __xdata struct flash_region_t flash_region;
extern __xdata char passwd[21];
extern __xdata struct dhcp_state dhcp_state;
__xdata uint8_t vlan_names[VLAN_NAMES_SIZE];
__xdata uint16_t vlan_ptr;
__xdata uint8_t gpio_last_value[8] = { 0 };
@@ -149,6 +152,7 @@ uint8_t atoi_hex(uint8_t idx)
return ((h_idx + 1) >> 1);
}
uint8_t atoi_short(register uint16_t *vlan, register uint8_t idx)
{
uint8_t err = 1;
@@ -774,28 +778,64 @@ void cmd_parser(void) __banked
} else if (cmd_compare(0, "mtu") && cmd_words_b[1] > 0) {
parse_mtu();
} else if (cmd_compare(0, "ip")) {
print_string("Got ip command: ");
if (!parse_ip(cmd_words_b[1]))
uip_ipaddr(&uip_hostaddr, ip[0], ip[1], ip[2], ip[3]);
else
print_string("Invalid IP address\n");
print_byte(ip[0]); print_byte(ip[1]); print_byte(ip[2]); print_byte(ip[3]);
write_char('\n');
if (cmd_words_b[2] > 0 && cmd_compare(1, "dhcp")) {
dhcp_start();
} else if (cmd_words_b[2] < 0) {
print_string("Current IP: ");
itoa(uip_hostaddr[0]); write_char('.'); itoa(uip_hostaddr[0] >> 8); write_char('.');
itoa(uip_hostaddr[1]); write_char('.'); itoa(uip_hostaddr[1] >> 8);
if (dhcp_state.state == DHCP_LEASING) {
print_string(" (dhcp, renewal in sec: ");
print_short(dhcp_state.dhcp_timer);
write_char(')');
} else {
print_string(" (static)");
}
write_char('\n');
} else {
if (dhcp_state.state)
dhcp_stop();
if (!parse_ip(cmd_words_b[1])) {
uip_ipaddr(&uip_hostaddr, ip[0], ip[1], ip[2], ip[3]);
print_string("Setting ip: ");
itoa(ip[0]); write_char('.'); itoa(ip[1]); write_char('.');
itoa(ip[2]); write_char('.'); itoa(ip[3]); write_char('\n');
} else {
print_string("Invalid IP address\n");
print_string("Error: ip [<ip-address>|dhcp]\n");
print_string(" The dhcp option enables the dhcp client, calling ip without options prints the current IP\n");
print_string(" Calling with a valid IP address will stop any ongoing dhcp client and set the IP address\n");
}
}
} else if (cmd_compare(0, "gw")) {
print_string("Got gw command: ");
if (!parse_ip(cmd_words_b[1]))
uip_ipaddr(&uip_draddr, ip[0], ip[1], ip[2], ip[3]);
else
print_string("Invalid IP address\n");
print_byte(ip[0]); print_byte(ip[1]); print_byte(ip[2]); print_byte(ip[3]);
if (cmd_words_b[2] < 0) {
print_string("Current gw: ");
itoa(uip_draddr[0]); write_char('.'); itoa(uip_draddr[0] >> 8); write_char('.');
itoa(uip_draddr[1]); write_char('.'); itoa(uip_draddr[1] >> 8);
} else {
if (!parse_ip(cmd_words_b[1]))
uip_ipaddr(&uip_draddr, ip[0], ip[1], ip[2], ip[3]);
else
print_string("Invalid IP address\n");
print_string("Setting gw: ");
itoa(ip[0]); write_char('.'); itoa(ip[1]); write_char('.');
itoa(ip[2]); write_char('.'); itoa(ip[3]);
}
write_char('\n');
} else if (cmd_compare(0, "netmask")) {
print_string("Got netmask command: ");
if (!parse_ip(cmd_words_b[1]))
uip_ipaddr(&uip_netmask, ip[0], ip[1], ip[2], ip[3]);
else
print_string("Invalid IP address\n");
print_byte(ip[0]);print_byte(ip[1]);print_byte(ip[2]);print_byte(ip[3]);
if (cmd_words_b[2] < 0) {
print_string("Current netmask: ");
itoa(uip_netmask[0]); write_char('.'); itoa(uip_netmask[0] >> 8); write_char('.');
itoa(uip_netmask[1]); write_char('.'); itoa(uip_netmask[1] >> 8);
} else {
if (!parse_ip(cmd_words_b[1]))
uip_ipaddr(&uip_netmask, ip[0], ip[1], ip[2], ip[3]);
else
print_string("Invalid IP address\n");
print_string("Setting netmask: ");
itoa(ip[0]); write_char('.'); itoa(ip[1]); write_char('.');
itoa(ip[2]); write_char('.'); itoa(ip[3]);
}
write_char('\n');
} else if (cmd_compare(0, "l2")) {
if (cmd_words_b[1] > 0 && cmd_compare(1, "forget"))