Merge pull request #163 from feelfree69/parser_fix

fix crash
This commit is contained in:
logicog
2026-03-16 17:51:24 +01:00
committed by GitHub
+30 -24
View File
@@ -89,21 +89,23 @@ inline uint8_t isnumber(uint8_t l)
uint8_t cmd_compare(uint8_t start, uint8_t * __code cmd)
{
if ((start > 0) && (cmd_words_b[start] <= 0) )// nothing on this word -> no match
return 0;
signed char i;
signed char j = 0;
for (i = cmd_words_b[start]; i != cmd_words_b[start + 1] && cmd_buffer[i] != ' '; i++) {
i &= CMD_BUF_SIZE - 1;
// print_byte(i); write_char(':'); print_byte(j); write_char('#'); print_string("\n");
// write_char('>'); write_char(cmd[j]); write_char('-'); write_char(cmd_buffer[i]); print_string("\n");
if (!cmd[j] && !isletter(cmd_buffer[i]))
return 1;
if (!cmd[j]) // end of command reached, but cmd_buffer has more characters, so no match
return 0;
if (cmd_buffer[i] != cmd[j++])
break;
}
// write_char('.'); print_byte(i); write_char(':'); print_byte(j); write_char(','); print_byte (cmd[j-1]);
// write_char(','); print_byte(cmd[j]);
if (i == cmd_words_b[start + 1] || (cmd_buffer[i] == ' ' && !cmd[j]))
if ( ((i == cmd_words_b[start + 1]) || (cmd_buffer[i] == ' ')) && !cmd[j]) // next word reached and command fully matched
return 1;
return 0;
}
@@ -200,7 +202,7 @@ void parse_lag(void)
__xdata uint8_t group;
__xdata uint16_t members = 0;
if (cmd_words_b[1] > 0 && cmd_compare(1, "show")) {
if (cmd_compare(1, "show")) {
print_string("LAG status:\n");
for (uint8_t i = 0; i < 4; i++) {
write_char(' '); write_char('1' + i);
@@ -298,7 +300,7 @@ void parse_vlan(void)
vlan_delete(vlan_settings.vlan);
return;
}
if (cmd_words_b[2] > 0 && cmd_compare(2, "mgmt")) {
if (cmd_compare(2, "mgmt")) {
management_vlan = vlan_settings.vlan;
if (!vlan_settings.vlan)
print_string("Management VLAN disabled\n");
@@ -357,7 +359,7 @@ void parse_mirror(void)
__xdata uint16_t rx_pmask = 0;
__xdata uint16_t tx_pmask = 0;
if (cmd_words_b[1] > 0 && cmd_compare(1, "status")) {
if (cmd_compare(1, "status")) {
reg_read_m(RTL837x_MIRROR_CTRL);
uint8_t mPort = sfr_data[3];
if (mPort & 1) {
@@ -378,7 +380,7 @@ void parse_mirror(void)
print_short(m);
write_char('\n');
return;
} else if (cmd_words_b[1] > 0 && cmd_compare(1, "off")) {
} else if (cmd_compare(1, "off")) {
port_mirror_del();
return;
}
@@ -445,17 +447,17 @@ void parse_port(void)
if (cmd_compare(2, "10m")) {
print_string(" 10M\n");
phy_settings.speed = PHY_SPEED_10M;
if (cmd_words_b[3] > 0 && cmd_compare(3, "half"))
if (cmd_compare(3, "half"))
phy_settings.duplex = PHY_DUPLEX_HALF;
else if (cmd_words_b[3] > 0 && cmd_compare(3, "full"))
else if (cmd_compare(3, "full"))
phy_settings.duplex = PHY_DUPLEX_FULL;
phy_set_speed();
} else if (cmd_compare(2, "100m")) {
print_string(" 100M\n");
phy_settings.speed = PHY_SPEED_100M;
if (cmd_words_b[3] > 0 && cmd_compare(3, "half"))
if (cmd_compare(3, "half"))
phy_settings.duplex = PHY_DUPLEX_HALF;
else if (cmd_words_b[3] > 0 && cmd_compare(3, "full"))
else if (cmd_compare(3, "full"))
phy_settings.duplex = PHY_DUPLEX_FULL;
phy_set_speed();
} else if (cmd_compare(2, "2g5")) {
@@ -480,13 +482,13 @@ void parse_port(void)
phy_set_speed();
} else if (cmd_compare(2, "duplex")) {
print_string(" DUPLEX\n");
if (cmd_words_b[3] > 0 && cmd_compare(3, "full"))
if (cmd_compare(3, "full"))
phy_settings.speed = PHY_DUPLEX_FULL;
else
phy_settings.speed = PHY_DUPLEX_HALF;
phy_set_duplex();
}
if (cmd_words_b[2] > 0 && cmd_compare(2, "show")) {
if (cmd_compare(2, "show")) {
phy_show(phy_settings.port);
}
}
@@ -497,7 +499,7 @@ void parse_mtu(void)
__xdata uint16_t mtu;
uint8_t p;
if (cmd_words_b[1] > 0 && cmd_compare(1, "show")) {
if (cmd_compare(1, "show")) {
for (p = machine.min_port; p <= machine.max_port; p++) {
reg_read_m(RTL8373_REG_MAC_L2_PORT_MAX_LEN + ((uint16_t) p << 8));
mtu = SFR_DATA_U16 & 0x3fff;
@@ -521,7 +523,6 @@ void parse_mtu(void)
((mtu & 0x3) << 6) | ((mtu >> 8) & 0x3f), mtu & 0xff);
}
void sfp_print_measurements(uint8_t sfp)
{
print_string("Options: "); print_byte(sfp_read_reg(sfp, 92)); write_char('\n');
@@ -685,17 +686,17 @@ void parse_eee(void)
return;
}
}
if (cmd_words_b[1] > 0 && cmd_compare(1, "on")) {
if (cmd_compare(1, "on")) {
if (port >= 0)
port_eee_enable(port, speed);
else
port_eee_enable_all(speed);
} else if (cmd_words_b[1] > 0 && cmd_compare(1, "off")) {
} else if (cmd_compare(1, "off")) {
if (port >= 0)
port_eee_disable(port);
else
port_eee_disable_all();
} else if (cmd_words_b[1] > 0 && cmd_compare(1, "status")) {
} else if (cmd_compare(1, "status")) {
if (port >= 0)
port_eee_status(port);
else
@@ -911,7 +912,7 @@ void cmd_parser(void) __banked
} else if (cmd_compare(0, "mtu") && cmd_words_b[1] > 0) {
parse_mtu();
} else if (cmd_compare(0, "ip")) {
if (cmd_words_b[2] > 0 && cmd_compare(1, "dhcp")) {
if (cmd_compare(1, "dhcp")) {
dhcp_start();
} else if (cmd_words_b[2] < 0) {
print_string("Current IP: ");
@@ -971,19 +972,19 @@ void cmd_parser(void) __banked
}
write_char('\n');
} else if (cmd_compare(0, "l2")) {
if (cmd_words_b[1] > 0 && cmd_compare(1, "forget"))
if (cmd_compare(1, "forget"))
port_l2_forget();
else
port_l2_learned();
} else if (cmd_compare(0, "igmp")) {
if (cmd_words_b[1] > 0 && cmd_compare(1, "on"))
if (cmd_compare(1, "on"))
igmp_enable();
else if (cmd_words_b[1] > 0 && cmd_compare(1, "show"))
else if (cmd_compare(1, "show"))
igmp_show();
else
igmp_setup(); // Reverts to default with IP-MC being flooded
} else if (cmd_compare(0, "stp")) {
if (cmd_words_b[1] > 0 && cmd_compare(1, "on")) {
if (cmd_compare(1, "on")) {
print_string("STP enabled\n");
stpEnabled = 1;
stp_setup();
@@ -1044,6 +1045,11 @@ void cmd_parser(void) __banked
p = (p + 1) & CMD_HISTORY_MASK;
}
}
else {
print_string("Unknown command\n");
}
if (save_cmd) {
uint8_t i;
for (i = 0; i < N_WORDS; i++) {