diff options
Diffstat (limited to 'source3/libsmb')
-rw-r--r-- | source3/libsmb/smbencrypt.c | 21 |
1 files changed, 11 insertions, 10 deletions
diff --git a/source3/libsmb/smbencrypt.c b/source3/libsmb/smbencrypt.c index 42250fc19c..a57a98e3ea 100644 --- a/source3/libsmb/smbencrypt.c +++ b/source3/libsmb/smbencrypt.c @@ -73,13 +73,14 @@ void E_md4hash(const char *passwd, uchar p16[16]) void E_deshash(const char *passwd, uchar p16[16]) { - uchar dospwd[15]; /* Password must not be > 14 chars long. */ + fstring dospwd; ZERO_STRUCT(dospwd); ZERO_STRUCTP(p16); /* Password must be converted to DOS charset - null terminated, uppercase. */ push_ascii(dospwd, (const char *)passwd, sizeof(dospwd), STR_UPPER|STR_TERMINATE); + /* Only the fisrt 14 chars are considered, password need not be null terminated. */ E_P16(dospwd, p16); ZERO_STRUCT(dospwd); @@ -122,33 +123,33 @@ BOOL ntv2_owf_gen(const uchar owf[16], smb_ucs2_t *user; smb_ucs2_t *domain; - int user_byte_len; - int domain_byte_len; + size_t user_byte_len; + size_t domain_byte_len; HMACMD5Context ctx; user_byte_len = push_ucs2_allocate(&user, user_in); - if (user_byte_len < 0) { - DEBUG(0, ("push_ucs2_allocate() for user returned %d (probably malloc() failure)\n", user_byte_len)); + if (user_byte_len == (size_t)-1) { + DEBUG(0, ("push_uss2_allocate() for user returned -1 (probably malloc() failure)\n")); return False; } domain_byte_len = push_ucs2_allocate(&domain, domain_in); - if (domain_byte_len < 0) { - DEBUG(0, ("push_ucs2_allocate() for domain returned %d (probably malloc() failure)\n", domain_byte_len)); + if (domain_byte_len == (size_t)-1) { + DEBUG(0, ("push_uss2_allocate() for domain returned -1 (probably malloc() failure)\n")); return False; } strupper_w(user); strupper_w(domain); + SMB_ASSERT(user_byte_len >= 2); + SMB_ASSERT(domain_byte_len >= 2); + /* We don't want null termination */ user_byte_len = user_byte_len - 2; domain_byte_len = domain_byte_len - 2; - SMB_ASSERT(user_byte_len >= 0); - SMB_ASSERT(domain_byte_len >= 0); - hmac_md5_init_limK_to_64(owf, 16, &ctx); hmac_md5_update((const unsigned char *)user, user_byte_len, &ctx); hmac_md5_update((const unsigned char *)domain, domain_byte_len, &ctx); |