1 /* crypt - simple encryption algorithm used for passwords
2 **
3 ** Copyright 2001 Dr. Zoidberg Enterprises. All rights reserved.
4 */
5
6
7 #include <Message.h>
8
9 #include <string.h>
10 #include <crypt.h>
11
12
13 static const char key[PASSWORD_LENGTH + 1] = "Dr. Zoidberg Enterprises, BeMail";
14
15
get_passwd(const BMessage * msg,const char * name)16 _EXPORT char *get_passwd(const BMessage *msg,const char *name)
17 {
18 char *encryptedPassword;
19 ssize_t length;
20 if (msg->FindData(name,B_RAW_TYPE,(const void **)&encryptedPassword,&length) < B_OK || !encryptedPassword || length == 0)
21 return NULL;
22
23 char *buffer = new char[length];
24 passwd_crypt(encryptedPassword,buffer,length);
25
26 return buffer;
27 }
28
29
set_passwd(BMessage * msg,const char * name,const char * password)30 _EXPORT bool set_passwd(BMessage *msg,const char *name,const char *password)
31 {
32 if (!password)
33 return false;
34
35 ssize_t length = strlen(password) + 1;
36 char *buffer = new char[length];
37 passwd_crypt((char *)password,buffer,length);
38
39 msg->RemoveName(name);
40 status_t status = msg->AddData(name,B_RAW_TYPE,buffer,length,false);
41
42 delete [] buffer;
43 return (status >= B_OK);
44 }
45
46
passwd_crypt(char * in,char * out,int length)47 _EXPORT void passwd_crypt(char *in,char *out,int length)
48 {
49 int i;
50
51 memcpy(out,in,length);
52 if (length > PASSWORD_LENGTH)
53 length = PASSWORD_LENGTH;
54
55 for (i = 0;i < length;i++)
56 out[i] ^= key[i];
57 }
58
59