diff options
Diffstat (limited to 'external/libcurl_android/jni/libcurl/lib/curl_ntlm_core.c')
| -rwxr-xr-x | external/libcurl_android/jni/libcurl/lib/curl_ntlm_core.c | 651 |
1 files changed, 0 insertions, 651 deletions
diff --git a/external/libcurl_android/jni/libcurl/lib/curl_ntlm_core.c b/external/libcurl_android/jni/libcurl/lib/curl_ntlm_core.c deleted file mode 100755 index b0116262..00000000 --- a/external/libcurl_android/jni/libcurl/lib/curl_ntlm_core.c +++ /dev/null @@ -1,651 +0,0 @@ -/*************************************************************************** - * _ _ ____ _ - * Project ___| | | | _ \| | - * / __| | | | |_) | | - * | (__| |_| | _ <| |___ - * \___|\___/|_| \_\_____| - * - * Copyright (C) 1998 - 2014, Daniel Stenberg, <daniel@haxx.se>, et al. - * - * This software is licensed as described in the file COPYING, which - * you should have received as part of this distribution. The terms - * are also available at http://curl.haxx.se/docs/copyright.html. - * - * You may opt to use, copy, modify, merge, publish, distribute and/or sell - * copies of the Software, and permit persons to whom the Software is - * furnished to do so, under the terms of the COPYING file. - * - * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY - * KIND, either express or implied. - * - ***************************************************************************/ - -#include "curl_setup.h" - -#if defined(USE_NTLM) && !defined(USE_WINDOWS_SSPI) - -/* - * NTLM details: - * - * http://davenport.sourceforge.net/ntlm.html - * http://www.innovation.ch/java/ntlm.html - */ - -#ifdef USE_SSLEAY - -# ifdef USE_OPENSSL -# include <openssl/des.h> -# ifndef OPENSSL_NO_MD4 -# include <openssl/md4.h> -# endif -# include <openssl/md5.h> -# include <openssl/ssl.h> -# include <openssl/rand.h> -# else -# include <des.h> -# ifndef OPENSSL_NO_MD4 -# include <md4.h> -# endif -# include <md5.h> -# include <ssl.h> -# include <rand.h> -# endif -# if (OPENSSL_VERSION_NUMBER < 0x00907001L) -# define DES_key_schedule des_key_schedule -# define DES_cblock des_cblock -# define DES_set_odd_parity des_set_odd_parity -# define DES_set_key des_set_key -# define DES_ecb_encrypt des_ecb_encrypt -# define DESKEY(x) x -# define DESKEYARG(x) x -# else -# define DESKEYARG(x) *x -# define DESKEY(x) &x -# endif - -#elif defined(USE_GNUTLS_NETTLE) - -# include <nettle/des.h> -# include <nettle/md4.h> - -#elif defined(USE_GNUTLS) - -# include <gcrypt.h> -# define MD5_DIGEST_LENGTH 16 -# define MD4_DIGEST_LENGTH 16 - -#elif defined(USE_NSS) - -# include <nss.h> -# include <pk11pub.h> -# include <hasht.h> -# include "curl_md4.h" -# define MD5_DIGEST_LENGTH MD5_LENGTH - -#elif defined(USE_DARWINSSL) - -# include <CommonCrypto/CommonCryptor.h> -# include <CommonCrypto/CommonDigest.h> - -#else -# error "Can't compile NTLM support without a crypto library." -#endif - -#include "urldata.h" -#include "non-ascii.h" -#include "rawstr.h" -#include "curl_memory.h" -#include "curl_ntlm_core.h" -#include "curl_md5.h" -#include "curl_hmac.h" -#include "warnless.h" - -#define _MPRINTF_REPLACE /* use our functions only */ -#include <curl/mprintf.h> - -/* The last #include file should be: */ -#include "memdebug.h" - -#define NTLM_HMAC_MD5_LEN (16) -#define NTLMv2_BLOB_SIGNATURE "\x01\x01\x00\x00" -#define NTLMv2_BLOB_LEN (44 -16 + ntlm->target_info_len + 4) - -#ifdef USE_SSLEAY -/* - * Turns a 56 bit key into the 64 bit, odd parity key and sets the key. The - * key schedule ks is also set. - */ -static void setup_des_key(const unsigned char *key_56, - DES_key_schedule DESKEYARG(ks)) -{ - DES_cblock key; - - key[0] = key_56[0]; - key[1] = (unsigned char)(((key_56[0] << 7) & 0xFF) | (key_56[1] >> 1)); - key[2] = (unsigned char)(((key_56[1] << 6) & 0xFF) | (key_56[2] >> 2)); - key[3] = (unsigned char)(((key_56[2] << 5) & 0xFF) | (key_56[3] >> 3)); - key[4] = (unsigned char)(((key_56[3] << 4) & 0xFF) | (key_56[4] >> 4)); - key[5] = (unsigned char)(((key_56[4] << 3) & 0xFF) | (key_56[5] >> 5)); - key[6] = (unsigned char)(((key_56[5] << 2) & 0xFF) | (key_56[6] >> 6)); - key[7] = (unsigned char) ((key_56[6] << 1) & 0xFF); - - DES_set_odd_parity(&key); - DES_set_key(&key, ks); -} - -#else /* defined(USE_SSLEAY) */ - -/* - * Turns a 56 bit key into the 64 bit, odd parity key. Used by GnuTLS and NSS. - */ -static void extend_key_56_to_64(const unsigned char *key_56, char *key) -{ - key[0] = key_56[0]; - key[1] = (unsigned char)(((key_56[0] << 7) & 0xFF) | (key_56[1] >> 1)); - key[2] = (unsigned char)(((key_56[1] << 6) & 0xFF) | (key_56[2] >> 2)); - key[3] = (unsigned char)(((key_56[2] << 5) & 0xFF) | (key_56[3] >> 3)); - key[4] = (unsigned char)(((key_56[3] << 4) & 0xFF) | (key_56[4] >> 4)); - key[5] = (unsigned char)(((key_56[4] << 3) & 0xFF) | (key_56[5] >> 5)); - key[6] = (unsigned char)(((key_56[5] << 2) & 0xFF) | (key_56[6] >> 6)); - key[7] = (unsigned char) ((key_56[6] << 1) & 0xFF); -} - -#if defined(USE_GNUTLS_NETTLE) - -static void setup_des_key(const unsigned char *key_56, - struct des_ctx *des) -{ - char key[8]; - extend_key_56_to_64(key_56, key); - des_set_key(des, (const uint8_t*)key); -} - -#elif defined(USE_GNUTLS) - -/* - * Turns a 56 bit key into the 64 bit, odd parity key and sets the key. - */ -static void setup_des_key(const unsigned char *key_56, - gcry_cipher_hd_t *des) -{ - char key[8]; - extend_key_56_to_64(key_56, key); - gcry_cipher_setkey(*des, key, 8); -} - -#elif defined(USE_NSS) - -/* - * Expands a 56 bit key KEY_56 to 64 bit and encrypts 64 bit of data, using - * the expanded key. The caller is responsible for giving 64 bit of valid - * data is IN and (at least) 64 bit large buffer as OUT. - */ -static bool encrypt_des(const unsigned char *in, unsigned char *out, - const unsigned char *key_56) -{ - const CK_MECHANISM_TYPE mech = CKM_DES_ECB; /* DES cipher in ECB mode */ - PK11SlotInfo *slot = NULL; - char key[8]; /* expanded 64 bit key */ - SECItem key_item; - PK11SymKey *symkey = NULL; - SECItem *param = NULL; - PK11Context *ctx = NULL; - int out_len; /* not used, required by NSS */ - bool rv = FALSE; - - /* use internal slot for DES encryption (requires NSS to be initialized) */ - slot = PK11_GetInternalKeySlot(); - if(!slot) - return FALSE; - - /* expand the 56 bit key to 64 bit and wrap by NSS */ - extend_key_56_to_64(key_56, key); - key_item.data = (unsigned char *)key; - key_item.len = /* hard-wired */ 8; - symkey = PK11_ImportSymKey(slot, mech, PK11_OriginUnwrap, CKA_ENCRYPT, - &key_item, NULL); - if(!symkey) - goto fail; - - /* create DES encryption context */ - param = PK11_ParamFromIV(mech, /* no IV in ECB mode */ NULL); - if(!param) - goto fail; - ctx = PK11_CreateContextBySymKey(mech, CKA_ENCRYPT, symkey, param); - if(!ctx) - goto fail; - - /* perform the encryption */ - if(SECSuccess == PK11_CipherOp(ctx, out, &out_len, /* outbuflen */ 8, - (unsigned char *)in, /* inbuflen */ 8) - && SECSuccess == PK11_Finalize(ctx)) - rv = /* all OK */ TRUE; - -fail: - /* cleanup */ - if(ctx) - PK11_DestroyContext(ctx, PR_TRUE); - if(symkey) - PK11_FreeSymKey(symkey); - if(param) - SECITEM_FreeItem(param, PR_TRUE); - PK11_FreeSlot(slot); - return rv; -} - -#elif defined(USE_DARWINSSL) - -static bool encrypt_des(const unsigned char *in, unsigned char *out, - const unsigned char *key_56) -{ - char key[8]; - size_t out_len; - CCCryptorStatus err; - - extend_key_56_to_64(key_56, key); - err = CCCrypt(kCCEncrypt, kCCAlgorithmDES, kCCOptionECBMode, key, - kCCKeySizeDES, NULL, in, 8 /* inbuflen */, out, - 8 /* outbuflen */, &out_len); - return err == kCCSuccess; -} - -#endif /* defined(USE_DARWINSSL) */ - -#endif /* defined(USE_SSLEAY) */ - - /* - * takes a 21 byte array and treats it as 3 56-bit DES keys. The - * 8 byte plaintext is encrypted with each key and the resulting 24 - * bytes are stored in the results array. - */ -void Curl_ntlm_core_lm_resp(const unsigned char *keys, - const unsigned char *plaintext, - unsigned char *results) -{ -#ifdef USE_SSLEAY - DES_key_schedule ks; - - setup_des_key(keys, DESKEY(ks)); - DES_ecb_encrypt((DES_cblock*) plaintext, (DES_cblock*) results, - DESKEY(ks), DES_ENCRYPT); - - setup_des_key(keys + 7, DESKEY(ks)); - DES_ecb_encrypt((DES_cblock*) plaintext, (DES_cblock*) (results + 8), - DESKEY(ks), DES_ENCRYPT); - - setup_des_key(keys + 14, DESKEY(ks)); - DES_ecb_encrypt((DES_cblock*) plaintext, (DES_cblock*) (results + 16), - DESKEY(ks), DES_ENCRYPT); -#elif defined(USE_GNUTLS_NETTLE) - struct des_ctx des; - setup_des_key(keys, &des); - des_encrypt(&des, 8, results, plaintext); - setup_des_key(keys + 7, &des); - des_encrypt(&des, 8, results + 8, plaintext); - setup_des_key(keys + 14, &des); - des_encrypt(&des, 8, results + 16, plaintext); -#elif defined(USE_GNUTLS) - gcry_cipher_hd_t des; - - gcry_cipher_open(&des, GCRY_CIPHER_DES, GCRY_CIPHER_MODE_ECB, 0); - setup_des_key(keys, &des); - gcry_cipher_encrypt(des, results, 8, plaintext, 8); - gcry_cipher_close(des); - - gcry_cipher_open(&des, GCRY_CIPHER_DES, GCRY_CIPHER_MODE_ECB, 0); - setup_des_key(keys + 7, &des); - gcry_cipher_encrypt(des, results + 8, 8, plaintext, 8); - gcry_cipher_close(des); - - gcry_cipher_open(&des, GCRY_CIPHER_DES, GCRY_CIPHER_MODE_ECB, 0); - setup_des_key(keys + 14, &des); - gcry_cipher_encrypt(des, results + 16, 8, plaintext, 8); - gcry_cipher_close(des); -#elif defined(USE_NSS) || defined(USE_DARWINSSL) - encrypt_des(plaintext, results, keys); - encrypt_des(plaintext, results + 8, keys + 7); - encrypt_des(plaintext, results + 16, keys + 14); -#endif -} - -/* - * Set up lanmanager hashed password - */ -void Curl_ntlm_core_mk_lm_hash(struct SessionHandle *data, - const char *password, - unsigned char *lmbuffer /* 21 bytes */) -{ - CURLcode res; - unsigned char pw[14]; - static const unsigned char magic[] = { - 0x4B, 0x47, 0x53, 0x21, 0x40, 0x23, 0x24, 0x25 /* i.e. KGS!@#$% */ - }; - size_t len = CURLMIN(strlen(password), 14); - - Curl_strntoupper((char *)pw, password, len); - memset(&pw[len], 0, 14 - len); - - /* - * The LanManager hashed password needs to be created using the - * password in the network encoding not the host encoding. - */ - res = Curl_convert_to_network(data, (char *)pw, 14); - if(res) - return; - - { - /* Create LanManager hashed password. */ - -#ifdef USE_SSLEAY - DES_key_schedule ks; - - setup_des_key(pw, DESKEY(ks)); - DES_ecb_encrypt((DES_cblock *)magic, (DES_cblock *)lmbuffer, - DESKEY(ks), DES_ENCRYPT); - - setup_des_key(pw + 7, DESKEY(ks)); - DES_ecb_encrypt((DES_cblock *)magic, (DES_cblock *)(lmbuffer + 8), - DESKEY(ks), DES_ENCRYPT); -#elif defined(USE_GNUTLS_NETTLE) - struct des_ctx des; - setup_des_key(pw, &des); - des_encrypt(&des, 8, lmbuffer, magic); - setup_des_key(pw + 7, &des); - des_encrypt(&des, 8, lmbuffer + 8, magic); -#elif defined(USE_GNUTLS) - gcry_cipher_hd_t des; - - gcry_cipher_open(&des, GCRY_CIPHER_DES, GCRY_CIPHER_MODE_ECB, 0); - setup_des_key(pw, &des); - gcry_cipher_encrypt(des, lmbuffer, 8, magic, 8); - gcry_cipher_close(des); - - gcry_cipher_open(&des, GCRY_CIPHER_DES, GCRY_CIPHER_MODE_ECB, 0); - setup_des_key(pw + 7, &des); - gcry_cipher_encrypt(des, lmbuffer + 8, 8, magic, 8); - gcry_cipher_close(des); -#elif defined(USE_NSS) || defined(USE_DARWINSSL) - encrypt_des(magic, lmbuffer, pw); - encrypt_des(magic, lmbuffer + 8, pw + 7); -#endif - - memset(lmbuffer + 16, 0, 21 - 16); - } -} - -#if USE_NTRESPONSES -static void ascii_to_unicode_le(unsigned char *dest, const char *src, - size_t srclen) -{ - size_t i; - for(i = 0; i < srclen; i++) { - dest[2 * i] = (unsigned char)src[i]; - dest[2 * i + 1] = '\0'; - } -} - -static void ascii_uppercase_to_unicode_le(unsigned char *dest, - const char *src, size_t srclen) -{ - size_t i; - for(i = 0; i < srclen; i++) { - dest[2 * i] = (unsigned char)(toupper(src[i])); - dest[2 * i + 1] = '\0'; - } -} - -static void write32_le(const int value, unsigned char *buffer) -{ - buffer[0] = (char)(value & 0x000000FF); - buffer[1] = (char)((value & 0x0000FF00) >> 8); - buffer[2] = (char)((value & 0x00FF0000) >> 16); - buffer[3] = (char)((value & 0xFF000000) >> 24); -} - -#if defined(HAVE_LONGLONG) -static void write64_le(const long long value, unsigned char *buffer) -#else -static void write64_le(const __int64 value, unsigned char *buffer) -#endif -{ - write32_le((int)value, buffer); - write32_le((int)(value >> 32), buffer + 4); -} - -/* - * Set up nt hashed passwords - */ -CURLcode Curl_ntlm_core_mk_nt_hash(struct SessionHandle *data, - const char *password, - unsigned char *ntbuffer /* 21 bytes */) -{ - size_t len = strlen(password); - unsigned char *pw = malloc(len * 2); - CURLcode result; - if(!pw) - return CURLE_OUT_OF_MEMORY; - - ascii_to_unicode_le(pw, password, len); - - /* - * The NT hashed password needs to be created using the password in the - * network encoding not the host encoding. - */ - result = Curl_convert_to_network(data, (char *)pw, len * 2); - if(result) - return result; - - { - /* Create NT hashed password. */ -#ifdef USE_SSLEAY - MD4_CTX MD4pw; - MD4_Init(&MD4pw); - MD4_Update(&MD4pw, pw, 2 * len); - MD4_Final(ntbuffer, &MD4pw); -#elif defined(USE_GNUTLS_NETTLE) - struct md4_ctx MD4pw; - md4_init(&MD4pw); - md4_update(&MD4pw, (unsigned int)(2 * len), pw); - md4_digest(&MD4pw, MD4_DIGEST_SIZE, ntbuffer); -#elif defined(USE_GNUTLS) - gcry_md_hd_t MD4pw; - gcry_md_open(&MD4pw, GCRY_MD_MD4, 0); - gcry_md_write(MD4pw, pw, 2 * len); - memcpy (ntbuffer, gcry_md_read (MD4pw, 0), MD4_DIGEST_LENGTH); - gcry_md_close(MD4pw); -#elif defined(USE_NSS) - Curl_md4it(ntbuffer, pw, 2 * len); -#elif defined(USE_DARWINSSL) - (void)CC_MD4(pw, (CC_LONG)(2 * len), ntbuffer); -#endif - - memset(ntbuffer + 16, 0, 21 - 16); - } - - free(pw); - - return CURLE_OK; -} - -/* This returns the HMAC MD5 digest */ -CURLcode Curl_hmac_md5(const unsigned char *key, unsigned int keylen, - const unsigned char *data, unsigned int datalen, - unsigned char *output) -{ - HMAC_context *ctxt = Curl_HMAC_init(Curl_HMAC_MD5, key, keylen); - - if(!ctxt) - return CURLE_OUT_OF_MEMORY; - - /* Update the digest with the given challenge */ - Curl_HMAC_update(ctxt, data, datalen); - - /* Finalise the digest */ - Curl_HMAC_final(ctxt, output); - - return CURLE_OK; -} - -/* This creates the NTLMv2 hash by using NTLM hash as the key and Unicode - * (uppercase UserName + Domain) as the data - */ -CURLcode Curl_ntlm_core_mk_ntlmv2_hash(const char *user, size_t userlen, - const char *domain, size_t domlen, - unsigned char *ntlmhash, - unsigned char *ntlmv2hash) -{ - /* Unicode representation */ - size_t identity_len = (userlen + domlen) * 2; - unsigned char *identity = malloc(identity_len); - CURLcode res = CURLE_OK; - - if(!identity) - return CURLE_OUT_OF_MEMORY; - - ascii_uppercase_to_unicode_le(identity, user, userlen); - ascii_to_unicode_le(identity + (userlen << 1), domain, domlen); - - res = Curl_hmac_md5(ntlmhash, 16, identity, curlx_uztoui(identity_len), - ntlmv2hash); - - Curl_safefree(identity); - - return res; -} - -/* - * Curl_ntlm_core_mk_ntlmv2_resp() - * - * This creates the NTLMv2 response as set in the ntlm type-3 message. - * - * Parameters: - * - * ntlmv2hash [in] - The ntlmv2 hash (16 bytes) - * challenge_client [in] - The client nonce (8 bytes) - * ntlm [in] - The ntlm data struct being used to read TargetInfo - and Server challenge received in the type-2 message - * ntresp [out] - The address where a pointer to newly allocated - * memory holding the NTLMv2 response. - * ntresp_len [out] - The length of the output message. - * - * Returns CURLE_OK on success. - */ -CURLcode Curl_ntlm_core_mk_ntlmv2_resp(unsigned char *ntlmv2hash, - unsigned char *challenge_client, - struct ntlmdata *ntlm, - unsigned char **ntresp, - unsigned int *ntresp_len) -{ -/* NTLMv2 response structure : ------------------------------------------------------------------------------- -0 HMAC MD5 16 bytes -------BLOB-------------------------------------------------------------------- -16 Signature 0x01010000 -20 Reserved long (0x00000000) -24 Timestamp LE, 64-bit signed value representing the number of - tenths of a microsecond since January 1, 1601. -32 Client Nonce 8 bytes -40 Unknown 4 bytes -44 Target Info N bytes (from the type-2 message) -44+N Unknown 4 bytes ------------------------------------------------------------------------------- -*/ - - unsigned int len = 0; - unsigned char *ptr = NULL; - unsigned char hmac_output[NTLM_HMAC_MD5_LEN]; -#if defined(HAVE_LONGLONG) - long long tw; -#else - __int64 tw; -#endif - CURLcode res = CURLE_OK; - - /* Calculate the timestamp */ -#ifdef DEBUGBUILD - char *force_timestamp = getenv("CURL_FORCETIME"); - if(force_timestamp) - tw = 11644473600ULL * 10000000ULL; - else -#endif - tw = ((long long)time(NULL) + 11644473600ULL) * 10000000ULL; - - /* Calculate the response len */ - len = NTLM_HMAC_MD5_LEN + NTLMv2_BLOB_LEN; - - /* Allocate the response */ - ptr = malloc(len); - if(!ptr) - return CURLE_OUT_OF_MEMORY; - - memset(ptr, 0, len); - - /* Create the BLOB structure */ - snprintf((char *)ptr + NTLM_HMAC_MD5_LEN, NTLMv2_BLOB_LEN, - NTLMv2_BLOB_SIGNATURE - "%c%c%c%c", /* Reserved = 0 */ - 0, 0, 0, 0); - - write64_le(tw, ptr + 24); - memcpy(ptr + 32, challenge_client, 8); - memcpy(ptr + 44, ntlm->target_info, ntlm->target_info_len); - - /* Concatenate the Type 2 challenge with the BLOB and do HMAC MD5 */ - memcpy(ptr + 8, &ntlm->nonce[0], 8); - res = Curl_hmac_md5(ntlmv2hash, NTLM_HMAC_MD5_LEN, ptr + 8, - NTLMv2_BLOB_LEN + 8, hmac_output); - if(res) { - Curl_safefree(ptr); - return res; - } - - /* Concatenate the HMAC MD5 output with the BLOB */ - memcpy(ptr, hmac_output, NTLM_HMAC_MD5_LEN); - - /* Return the response */ - *ntresp = ptr; - *ntresp_len = len; - - return res; -} - -/* - * Curl_ntlm_core_mk_lmv2_resp() - * - * This creates the LMv2 response as used in the ntlm type-3 message. - * - * Parameters: - * - * ntlmv2hash [in] - The ntlmv2 hash (16 bytes) - * challenge_client [in] - The client nonce (8 bytes) - * challenge_client [in] - The server challenge (8 bytes) - * lmresp [out] - The LMv2 response (24 bytes) - * - * Returns CURLE_OK on success. - */ -CURLcode Curl_ntlm_core_mk_lmv2_resp(unsigned char *ntlmv2hash, - unsigned char *challenge_client, - unsigned char *challenge_server, - unsigned char *lmresp) -{ - unsigned char data[16]; - unsigned char hmac_output[16]; - CURLcode res = CURLE_OK; - - memcpy(&data[0], challenge_server, 8); - memcpy(&data[8], challenge_client, 8); - - res = Curl_hmac_md5(ntlmv2hash, 16, &data[0], 16, hmac_output); - if(res) - return res; - - /* Concatenate the HMAC MD5 output with the client nonce */ - memcpy(lmresp, hmac_output, 16); - memcpy(lmresp+16, challenge_client, 8); - - return res; -} - -#endif /* USE_NTRESPONSES */ - -#endif /* USE_NTLM && !USE_WINDOWS_SSPI */ |