diff options
Diffstat (limited to '')
-rw-r--r-- | print-radius.c | 173 |
1 files changed, 67 insertions, 106 deletions
diff --git a/print-radius.c b/print-radius.c index 57d7e50..1b3c0f7 100644 --- a/print-radius.c +++ b/print-radius.c @@ -82,9 +82,7 @@ * TODO: Among other things to print ok MacIntosh and Vendor values */ -#ifdef HAVE_CONFIG_H #include <config.h> -#endif #include "netdissect-stdinc.h" @@ -112,38 +110,38 @@ /* Radius packet codes */ /* https://www.iana.org/assignments/radius-types/radius-types.xhtml#radius-types-27 */ -#define RADCMD_ACCESS_REQ 1 /* Access-Request */ -#define RADCMD_ACCESS_ACC 2 /* Access-Accept */ -#define RADCMD_ACCESS_REJ 3 /* Access-Reject */ -#define RADCMD_ACCOUN_REQ 4 /* Accounting-Request */ -#define RADCMD_ACCOUN_RES 5 /* Accounting-Response */ -#define RADCMD_ACCESS_CHA 11 /* Access-Challenge */ -#define RADCMD_STATUS_SER 12 /* Status-Server */ -#define RADCMD_STATUS_CLI 13 /* Status-Client */ -#define RADCMD_DISCON_REQ 40 /* Disconnect-Request */ -#define RADCMD_DISCON_ACK 41 /* Disconnect-ACK */ -#define RADCMD_DISCON_NAK 42 /* Disconnect-NAK */ -#define RADCMD_COA_REQ 43 /* CoA-Request */ -#define RADCMD_COA_ACK 44 /* CoA-ACK */ -#define RADCMD_COA_NAK 45 /* CoA-NAK */ -#define RADCMD_RESERVED 255 /* Reserved */ +#define RADCMD_ACCESS_REQ 1 /* Access-Request */ +#define RADCMD_ACCESS_ACC 2 /* Access-Accept */ +#define RADCMD_ACCESS_REJ 3 /* Access-Reject */ +#define RADCMD_ACCOUNT_REQ 4 /* Accounting-Request */ +#define RADCMD_ACCOUNT_RES 5 /* Accounting-Response */ +#define RADCMD_ACCESS_CHA 11 /* Access-Challenge */ +#define RADCMD_STATUS_SER 12 /* Status-Server */ +#define RADCMD_STATUS_CLI 13 /* Status-Client */ +#define RADCMD_DISCON_REQ 40 /* Disconnect-Request */ +#define RADCMD_DISCON_ACK 41 /* Disconnect-ACK */ +#define RADCMD_DISCON_NAK 42 /* Disconnect-NAK */ +#define RADCMD_COA_REQ 43 /* CoA-Request */ +#define RADCMD_COA_ACK 44 /* CoA-ACK */ +#define RADCMD_COA_NAK 45 /* CoA-NAK */ +#define RADCMD_RESERVED 255 /* Reserved */ static const struct tok radius_command_values[] = { - { RADCMD_ACCESS_REQ, "Access-Request" }, - { RADCMD_ACCESS_ACC, "Access-Accept" }, - { RADCMD_ACCESS_REJ, "Access-Reject" }, - { RADCMD_ACCOUN_REQ, "Accounting-Request" }, - { RADCMD_ACCOUN_RES, "Accounting-Response" }, - { RADCMD_ACCESS_CHA, "Access-Challenge" }, - { RADCMD_STATUS_SER, "Status-Server" }, - { RADCMD_STATUS_CLI, "Status-Client" }, - { RADCMD_DISCON_REQ, "Disconnect-Request" }, - { RADCMD_DISCON_ACK, "Disconnect-ACK" }, - { RADCMD_DISCON_NAK, "Disconnect-NAK" }, - { RADCMD_COA_REQ, "CoA-Request" }, - { RADCMD_COA_ACK, "CoA-ACK" }, - { RADCMD_COA_NAK, "CoA-NAK" }, - { RADCMD_RESERVED, "Reserved" }, + { RADCMD_ACCESS_REQ, "Access-Request" }, + { RADCMD_ACCESS_ACC, "Access-Accept" }, + { RADCMD_ACCESS_REJ, "Access-Reject" }, + { RADCMD_ACCOUNT_REQ, "Accounting-Request" }, + { RADCMD_ACCOUNT_RES, "Accounting-Response" }, + { RADCMD_ACCESS_CHA, "Access-Challenge" }, + { RADCMD_STATUS_SER, "Status-Server" }, + { RADCMD_STATUS_CLI, "Status-Client" }, + { RADCMD_DISCON_REQ, "Disconnect-Request" }, + { RADCMD_DISCON_ACK, "Disconnect-ACK" }, + { RADCMD_DISCON_NAK, "Disconnect-NAK" }, + { RADCMD_COA_REQ, "CoA-Request" }, + { RADCMD_COA_ACK, "CoA-ACK" }, + { RADCMD_COA_NAK, "CoA-NAK" }, + { RADCMD_RESERVED, "Reserved" }, { 0, NULL} }; @@ -214,7 +212,7 @@ static void print_attr_location_information(netdissect_options *, const u_char * static void print_attr_location_data(netdissect_options *, const u_char *, u_int, u_short); static void print_basic_location_policy_rules(netdissect_options *, const u_char *, u_int, u_short); static void print_attr_time(netdissect_options *, const u_char *, u_int, u_short); -static void print_attr_vector64(netdissect_options *, register const u_char *, u_int, u_short); +static void print_attr_vector64(netdissect_options *, const u_char *, u_int, u_short); static void print_attr_strange(netdissect_options *, const u_char *, u_int, u_short); @@ -773,8 +771,7 @@ print_attr_string(netdissect_options *ndo, ND_TCHECK_LEN(data, length); - switch(attr_code) - { + switch(attr_code) { case TUNNEL_PASS: if (length < 3) goto trunc; @@ -794,8 +791,7 @@ print_attr_string(netdissect_options *ndo, case TUNNEL_ASSIGN_ID: case TUNNEL_CLIENT_AUTH: case TUNNEL_SERVER_AUTH: - if (GET_U_1(data) <= 0x1F) - { + if (GET_U_1(data) <= 0x1F) { if (length < 1) goto trunc; if (GET_U_1(data)) @@ -857,15 +853,13 @@ print_vendor_attr(netdissect_options *ndo, vendor_type = GET_U_1(data); vendor_length = GET_U_1(data + 1); - if (vendor_length < 2) - { + if (vendor_length < 2) { ND_PRINT("\n\t Vendor Attribute: %u, Length: %u (bogus, must be >= 2)", vendor_type, vendor_length); return; } - if (vendor_length > length) - { + if (vendor_length > length) { ND_PRINT("\n\t Vendor Attribute: %u, Length: %u (bogus, goes past end of vendor-specific attribute)", vendor_type, vendor_length); @@ -902,30 +896,25 @@ print_attr_num(netdissect_options *ndo, { uint32_t timeout; - if (length != 4) - { + if (length != 4) { ND_PRINT("ERROR: length %u != 4", length); return; } /* This attribute has standard values */ - if (attr_type[attr_code].siz_subtypes) - { + if (attr_type[attr_code].siz_subtypes) { static const char **table; uint32_t data_value; table = attr_type[attr_code].subtypes; - if ( (attr_code == TUNNEL_TYPE) || (attr_code == TUNNEL_MEDIUM) ) - { + if ( (attr_code == TUNNEL_TYPE) || (attr_code == TUNNEL_MEDIUM) ) { if (!GET_U_1(data)) ND_PRINT("Tag[Unused] "); else ND_PRINT("Tag[%u] ", GET_U_1(data)); data++; data_value = GET_BE_U_3(data); - } - else - { + } else { data_value = GET_BE_U_4(data); } if ( data_value <= (uint32_t)(attr_type[attr_code].siz_subtypes - 1 + @@ -934,9 +923,7 @@ print_attr_num(netdissect_options *ndo, ND_PRINT("%s", table[data_value]); else ND_PRINT("#%u", data_value); - } - else - { + } else { switch(attr_code) /* Be aware of special cases... */ { case FRM_IPX: @@ -954,8 +941,7 @@ print_attr_num(netdissect_options *ndo, timeout = GET_BE_U_4(data); if ( timeout < 60 ) ND_PRINT("%02d secs", timeout); - else - { + else { if ( timeout < 3600 ) ND_PRINT("%02d:%02d min", timeout / 60, timeout % 60); @@ -1017,14 +1003,12 @@ static void print_attr_address(netdissect_options *ndo, const u_char *data, u_int length, u_short attr_code) { - if (length != 4) - { + if (length != 4) { ND_PRINT("ERROR: length %u != 4", length); return; } - switch(attr_code) - { + switch(attr_code) { case FRM_IPADDR: case LOG_IPHOST: if (GET_BE_U_4(data) == 0xFFFFFFFF ) @@ -1053,8 +1037,7 @@ static void print_attr_address6(netdissect_options *ndo, const u_char *data, u_int length, u_short attr_code _U_) { - if (length != 16) - { + if (length != 16) { ND_PRINT("ERROR: length %u != 16", length); return; } @@ -1068,14 +1051,12 @@ print_attr_netmask6(netdissect_options *ndo, { u_char data2[16]; - if (length < 2 || length > 18) - { + if (length < 2 || length > 18) { ND_PRINT("ERROR: length %u not in range (2..18)", length); return; } ND_TCHECK_LEN(data, length); - if (GET_U_1(data + 1) > 128) - { + if (GET_U_1(data + 1) > 128) { ND_PRINT("ERROR: netmask %u not in range (0..128)", GET_U_1(data + 1)); return; } @@ -1099,14 +1080,12 @@ static void print_attr_mip6_home_link_prefix(netdissect_options *ndo, const u_char *data, u_int length, u_short attr_code _U_) { - if (length != 17) - { + if (length != 17) { ND_PRINT("ERROR: length %u != 17", length); return; } ND_TCHECK_LEN(data, length); - if (GET_U_1(data) > 128) - { + if (GET_U_1(data) > 128) { ND_PRINT("ERROR: netmask %u not in range (0..128)", GET_U_1(data)); return; } @@ -1126,8 +1105,7 @@ print_attr_operator_name(netdissect_options *ndo, u_int namespace_value; ND_TCHECK_LEN(data, length); - if (length < 2) - { + if (length < 2) { ND_PRINT("ERROR: length %u < 2", length); return; } @@ -1151,8 +1129,7 @@ print_attr_location_information(netdissect_options *ndo, uint8_t code, entity; ND_TCHECK_LEN(data, length); - if (length < 21) - { + if (length < 21) { ND_PRINT("ERROR: length %u < 21", length); return; } @@ -1199,8 +1176,7 @@ print_attr_location_data(netdissect_options *ndo, uint16_t index; ND_TCHECK_LEN(data, length); - if (length < 3) - { + if (length < 3) { ND_PRINT("ERROR: length %u < 3", length); return; } @@ -1231,8 +1207,7 @@ print_basic_location_policy_rules(netdissect_options *ndo, uint16_t flags; ND_TCHECK_LEN(data, length); - if (length < 10) - { + if (length < 10) { ND_PRINT("ERROR: length %u < 10", length); return; } @@ -1273,8 +1248,7 @@ print_attr_time(netdissect_options *ndo, time_t attr_time; char string[26]; - if (length != 4) - { + if (length != 4) { ND_PRINT("ERROR: length %u != 4", length); return; } @@ -1288,13 +1262,12 @@ print_attr_time(netdissect_options *ndo, static void print_attr_vector64(netdissect_options *ndo, - register const u_char *data, u_int length, u_short attr_code _U_) + const u_char *data, u_int length, u_short attr_code _U_) { uint64_t data_value, i; const char *sep = ""; - if (length != 8) - { + if (length != 8) { ND_PRINT("ERROR: length %u != 8", length); return; } @@ -1330,11 +1303,9 @@ print_attr_strange(netdissect_options *ndo, u_short len_data; u_int error_cause_value; - switch(attr_code) - { + switch(attr_code) { case ARAP_PASS: - if (length != 16) - { + if (length != 16) { ND_PRINT("ERROR: length %u != 16", length); return; } @@ -1348,8 +1319,7 @@ print_attr_strange(netdissect_options *ndo, break; case ARAP_FEATURES: - if (length != 14) - { + if (length != 14) { ND_PRINT("ERROR: length %u != 14", length); return; } @@ -1372,8 +1342,7 @@ print_attr_strange(netdissect_options *ndo, break; case ARAP_CHALLENGE_RESP: - if (length < 8) - { + if (length < 8) { ND_PRINT("ERROR: length %u != 8", length); return; } @@ -1382,8 +1351,7 @@ print_attr_strange(netdissect_options *ndo, break; case ERROR_CAUSE: - if (length != 4) - { + if (length != 4) { ND_PRINT("Error: length %u != 4", length); return; } @@ -1403,8 +1371,7 @@ radius_attrs_print(netdissect_options *ndo, const char *attr_string; uint8_t type, len; - while (length > 0) - { + while (length > 0) { if (length < 2) goto trunc; ND_TCHECK_SIZE(rad_attr); @@ -1420,22 +1387,18 @@ radius_attrs_print(netdissect_options *ndo, attr_string, type, len); - if (len < 2) - { + if (len < 2) { ND_PRINT(" (bogus, must be >= 2)"); return; } - if (len > length) - { + if (len > length) { ND_PRINT(" (bogus, goes past end of packet)"); return; } ND_PRINT(", Value: "); - if (type < TAM_SIZE(attr_type)) - { - if (len > 2) - { + if (type < TAM_SIZE(attr_type)) { + if (len > 2) { if ( attr_type[type].print_func ) (*attr_type[type].print_func)( ndo, ((const u_char *)(rad_attr+1)), @@ -1467,8 +1430,7 @@ radius_print(netdissect_options *ndo, rad = (const struct radius_hdr *)dat; len = GET_BE_U_2(rad->len); - if (len < MIN_RADIUS_LEN) - { + if (len < MIN_RADIUS_LEN) { nd_print_trunc(ndo); return; } @@ -1483,8 +1445,7 @@ radius_print(netdissect_options *ndo, GET_U_1(rad->id), len); return; - } - else { + } else { ND_PRINT("RADIUS, length: %u\n\t%s (%u), id: 0x%02x, Authenticator: ", len, tok2str(radius_command_values,"Unknown Command",GET_U_1(rad->code)), |