97 int esp_print_decrypt_buffer_by_ikev2(netdissect_options *ndo,  in esp_print_decrypt_buffer_by_ikev2()  argument
111 	for (sa = ndo->ndo_sa_list_head; sa != NULL; sa = sa->next) {  in esp_print_decrypt_buffer_by_ikev2()
135 		(*ndo->ndo_warning)(ndo, "espkey init failed");  in esp_print_decrypt_buffer_by_ikev2()
140 	ndo->ndo_packetp = buf;  in esp_print_decrypt_buffer_by_ikev2()
141 	ndo->ndo_snapend = end;  in esp_print_decrypt_buffer_by_ikev2()
148 static void esp_print_addsa(netdissect_options *ndo,  in esp_print_addsa()  argument
157 		(*ndo->ndo_error)(ndo, "ran out of memory to allocate sa structure");  in esp_print_addsa()
162 		ndo->ndo_sa_default = nsa;  in esp_print_addsa()
164 	nsa->next = ndo->ndo_sa_list_head;  in esp_print_addsa()
165 	ndo->ndo_sa_list_head = nsa;  in esp_print_addsa()
169 static u_int hexdigit(netdissect_options *ndo, char hex)  in hexdigit()  argument
178 		(*ndo->ndo_error)(ndo, "invalid hex digit %c in espsecret\n", hex);  in hexdigit()
183 static u_int hex2byte(netdissect_options *ndo, char *hexstring)  in hex2byte()  argument
187 	byte = (hexdigit(ndo, hexstring[0]) << 4) + hexdigit(ndo, hexstring[1]);  in hex2byte()
195 int espprint_decode_hex(netdissect_options *ndo,  in espprint_decode_hex()  argument
205 		(*ndo->ndo_warning)(ndo, "secret is too big: %d\n", len);  in espprint_decode_hex()
211 		binbuf[i] = hex2byte(ndo, hex);  in espprint_decode_hex()
225 espprint_decode_encalgo(netdissect_options *ndo,  in espprint_decode_encalgo()  argument
235 		(*ndo->ndo_warning)(ndo, "failed to decode espsecret: %s\n", decode);  in espprint_decode_encalgo()
255 		(*ndo->ndo_warning)(ndo, "failed to find cipher algo %s\n", decode);  in espprint_decode_encalgo()
271 		sa->secretlen = espprint_decode_hex(ndo, sa->secret, sizeof(sa->secret), colon);  in espprint_decode_encalgo()
294 espprint_decode_authalgo(netdissect_options *ndo,  in espprint_decode_authalgo()  argument
301 		(*ndo->ndo_warning)(ndo, "failed to decode espsecret: %s\n", decode);  in espprint_decode_authalgo()
313 static void esp_print_decode_ikeline(netdissect_options *ndo, char *line,  in esp_print_decode_ikeline()  argument
333 		(*ndo->ndo_warning)(ndo, "print_esp: failed to find all fields for ikev2 at %s:%u",  in esp_print_decode_ikeline()
347 		(*ndo->ndo_warning)(ndo, "print_esp: line %s:%u improperly formatted.",  in esp_print_decode_ikeline()
350 		(*ndo->ndo_warning)(ndo, "init=%s icookie=%s(%u) rcookie=%s(%u)",  in esp_print_decode_ikeline()
358 	if(espprint_decode_hex(ndo, sa1.spii, sizeof(sa1.spii), icookie+2)!=8)  in esp_print_decode_ikeline()
361 	if(espprint_decode_hex(ndo, sa1.spir, sizeof(sa1.spir), rcookie+2)!=8)  in esp_print_decode_ikeline()
364 	if(!espprint_decode_encalgo(ndo, enckey, &sa1)) return;  in esp_print_decode_ikeline()
366 	if(!espprint_decode_authalgo(ndo, authkey, &sa1)) return;  in esp_print_decode_ikeline()
368 	esp_print_addsa(ndo, &sa1, FALSE);  in esp_print_decode_ikeline()
377 static void esp_print_decode_onesecret(netdissect_options *ndo, char *line,  in esp_print_decode_onesecret()  argument
423 			esp_print_decode_onesecret(ndo, fileline, filename, lineno);  in esp_print_decode_onesecret()
431 		esp_print_decode_ikeline(ndo, line, file, lineno);  in esp_print_decode_onesecret()
448 			(*ndo->ndo_warning)(ndo, "print_esp: failed to decode spi# %s\n", foo);  in esp_print_decode_onesecret()
470 				(*ndo->ndo_warning)(ndo, "print_esp: can not decode IP# %s\n", spikey);  in esp_print_decode_onesecret()
480 		if(!espprint_decode_encalgo(ndo, decode, &sa1)) {  in esp_print_decode_onesecret()
485 	esp_print_addsa(ndo, &sa1, sa_def);  in esp_print_decode_onesecret()
489 static void esp_init(netdissect_options *ndo _U_)  in esp_init()
497 void esp_print_decodesecret(netdissect_options *ndo)  in esp_print_decodesecret()  argument
504 		esp_init(ndo);  in esp_print_decodesecret()
508 	p = ndo->ndo_espsecret;  in esp_print_decodesecret()
517 		esp_print_decode_onesecret(ndo, line, "cmdline", 0);  in esp_print_decodesecret()
520 	ndo->ndo_espsecret = NULL;  in esp_print_decodesecret()
529 esp_print(netdissect_options *ndo,  in esp_print()  argument
576 	ep = ndo->ndo_snapend;  in esp_print()
582 	(*ndo->ndo_printf)(ndo, "ESP(spi=0x%08x", EXTRACT_32BITS(&esp->esp_spi));  in esp_print()
583 	(*ndo->ndo_printf)(ndo, ",seq=0x%x)", EXTRACT_32BITS(&esp->esp_seq));  in esp_print()
584         (*ndo->ndo_printf)(ndo, ", length %u", length);  in esp_print()
590 	if (ndo->ndo_sa_list_head == NULL) {  in esp_print()
591 		if (!ndo->ndo_espsecret)  in esp_print()
594 		esp_print_decodesecret(ndo);  in esp_print()
597 	if (ndo->ndo_sa_list_head == NULL)  in esp_print()
612 		for (sa = ndo->ndo_sa_list_head; sa != NULL; sa = sa->next) {  in esp_print()
630 		for (sa = ndo->ndo_sa_list_head; sa != NULL; sa = sa->next) {  in esp_print()
648 		sa = ndo->ndo_sa_default;  in esp_print()
670 			(*ndo->ndo_warning)(ndo, "espkey init failed");  in esp_print()
690 	(ndo->ndo_printf)(ndo, ": ");  in esp_print()