428 build_preauth_ctxt(struct smb2_preauth_neg_context *pneg_ctxt)  in build_preauth_ctxt()  argument
430 	pneg_ctxt->ContextType = SMB2_PREAUTH_INTEGRITY_CAPABILITIES;  in build_preauth_ctxt()
431 	pneg_ctxt->DataLength = cpu_to_le16(38);  in build_preauth_ctxt()
432 	pneg_ctxt->HashAlgorithmCount = cpu_to_le16(1);  in build_preauth_ctxt()
433 	pneg_ctxt->SaltLength = cpu_to_le16(SMB311_LINUX_CLIENT_SALT_SIZE);  in build_preauth_ctxt()
434 	get_random_bytes(pneg_ctxt->Salt, SMB311_LINUX_CLIENT_SALT_SIZE);  in build_preauth_ctxt()
435 	pneg_ctxt->HashAlgorithms = SMB2_PREAUTH_INTEGRITY_SHA512;  in build_preauth_ctxt()
439 build_compression_ctxt(struct smb2_compression_capabilities_context *pneg_ctxt)  in build_compression_ctxt()  argument
441 	pneg_ctxt->ContextType = SMB2_COMPRESSION_CAPABILITIES;  in build_compression_ctxt()
442 	pneg_ctxt->DataLength =  in build_compression_ctxt()
445 	pneg_ctxt->CompressionAlgorithmCount = cpu_to_le16(3);  in build_compression_ctxt()
446 	pneg_ctxt->CompressionAlgorithms[0] = SMB3_COMPRESS_LZ77;  in build_compression_ctxt()
447 	pneg_ctxt->CompressionAlgorithms[1] = SMB3_COMPRESS_LZ77_HUFF;  in build_compression_ctxt()
448 	pneg_ctxt->CompressionAlgorithms[2] = SMB3_COMPRESS_LZNT1;  in build_compression_ctxt()
452 build_encrypt_ctxt(struct smb2_encryption_neg_context *pneg_ctxt)  in build_encrypt_ctxt()  argument
454 	pneg_ctxt->ContextType = SMB2_ENCRYPTION_CAPABILITIES;  in build_encrypt_ctxt()
456 		pneg_ctxt->DataLength = cpu_to_le16(4); /* Cipher Count + 1 cipher */  in build_encrypt_ctxt()
457 		pneg_ctxt->CipherCount = cpu_to_le16(1);  in build_encrypt_ctxt()
458 		pneg_ctxt->Ciphers[0] = SMB2_ENCRYPTION_AES256_GCM;  in build_encrypt_ctxt()
460 		pneg_ctxt->DataLength = cpu_to_le16(8); /* Cipher Count + 3 ciphers */  in build_encrypt_ctxt()
461 		pneg_ctxt->CipherCount = cpu_to_le16(3);  in build_encrypt_ctxt()
462 		pneg_ctxt->Ciphers[0] = SMB2_ENCRYPTION_AES128_GCM;  in build_encrypt_ctxt()
463 		pneg_ctxt->Ciphers[1] = SMB2_ENCRYPTION_AES256_GCM;  in build_encrypt_ctxt()
464 		pneg_ctxt->Ciphers[2] = SMB2_ENCRYPTION_AES128_CCM;  in build_encrypt_ctxt()
466 		pneg_ctxt->DataLength = cpu_to_le16(6); /* Cipher Count + 2 ciphers */  in build_encrypt_ctxt()
467 		pneg_ctxt->CipherCount = cpu_to_le16(2);  in build_encrypt_ctxt()
468 		pneg_ctxt->Ciphers[0] = SMB2_ENCRYPTION_AES128_GCM;  in build_encrypt_ctxt()
469 		pneg_ctxt->Ciphers[1] = SMB2_ENCRYPTION_AES128_CCM;  in build_encrypt_ctxt()
474 build_netname_ctxt(struct smb2_netname_neg_context *pneg_ctxt, char *hostname)  in build_netname_ctxt()  argument
478 	pneg_ctxt->ContextType = SMB2_NETNAME_NEGOTIATE_CONTEXT_ID;  in build_netname_ctxt()
481 	pneg_ctxt->DataLength = cpu_to_le16(2 * cifs_strtoUTF16(pneg_ctxt->NetName, hostname, 100, cp));  in build_netname_ctxt()
483 	return DIV_ROUND_UP(le16_to_cpu(pneg_ctxt->DataLength) +  in build_netname_ctxt()
488 build_posix_ctxt(struct smb2_posix_neg_context *pneg_ctxt)  in build_posix_ctxt()  argument
490 	pneg_ctxt->ContextType = SMB2_POSIX_EXTENSIONS_AVAILABLE;  in build_posix_ctxt()
491 	pneg_ctxt->DataLength = cpu_to_le16(POSIX_CTXT_DATA_LEN);  in build_posix_ctxt()
493 	pneg_ctxt->Name[0] = 0x93;  in build_posix_ctxt()
494 	pneg_ctxt->Name[1] = 0xAD;  in build_posix_ctxt()
495 	pneg_ctxt->Name[2] = 0x25;  in build_posix_ctxt()
496 	pneg_ctxt->Name[3] = 0x50;  in build_posix_ctxt()
497 	pneg_ctxt->Name[4] = 0x9C;  in build_posix_ctxt()
498 	pneg_ctxt->Name[5] = 0xB4;  in build_posix_ctxt()
499 	pneg_ctxt->Name[6] = 0x11;  in build_posix_ctxt()
500 	pneg_ctxt->Name[7] = 0xE7;  in build_posix_ctxt()
501 	pneg_ctxt->Name[8] = 0xB4;  in build_posix_ctxt()
502 	pneg_ctxt->Name[9] = 0x23;  in build_posix_ctxt()
503 	pneg_ctxt->Name[10] = 0x83;  in build_posix_ctxt()
504 	pneg_ctxt->Name[11] = 0xDE;  in build_posix_ctxt()
505 	pneg_ctxt->Name[12] = 0x96;  in build_posix_ctxt()
506 	pneg_ctxt->Name[13] = 0x8B;  in build_posix_ctxt()
507 	pneg_ctxt->Name[14] = 0xCD;  in build_posix_ctxt()
508 	pneg_ctxt->Name[15] = 0x7C;  in build_posix_ctxt()
515 	char *pneg_ctxt;  in assemble_neg_contexts()  local
530 	pneg_ctxt = (*total_len) + (char *)req;  in assemble_neg_contexts()
533 	build_preauth_ctxt((struct smb2_preauth_neg_context *)pneg_ctxt);  in assemble_neg_contexts()
536 	pneg_ctxt += ctxt_len;  in assemble_neg_contexts()
538 	build_encrypt_ctxt((struct smb2_encryption_neg_context *)pneg_ctxt);  in assemble_neg_contexts()
541 	pneg_ctxt += ctxt_len;  in assemble_neg_contexts()
545 				pneg_ctxt);  in assemble_neg_contexts()
550 		pneg_ctxt += ctxt_len;  in assemble_neg_contexts()
555 	ctxt_len = build_netname_ctxt((struct smb2_netname_neg_context *)pneg_ctxt,  in assemble_neg_contexts()
558 	pneg_ctxt += ctxt_len;  in assemble_neg_contexts()
560 	build_posix_ctxt((struct smb2_posix_neg_context *)pneg_ctxt);  in assemble_neg_contexts()