1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
|
/*
* kadmin/client/kadmin_del.c
*
* Copyright 1988 by the Massachusetts Institute of Technology.
*
* For copying and distribution information, please see the file
* <mit-copyright.h>.
*
*/
/*
* Sandia National Laboratories also makes no representations about the
* suitability of the modifications, or additions to this software for
* any purpose. It is provided "as is" without express or implied warranty.
*/
/*
* kadmin_del
* Perform Remote Kerberos Administrative Functions
*/
#include <stdio.h>
#include <sys/types.h>
#include <sys/socket.h>
#include <netinet/in.h>
#include <netdb.h>
#include <string.h>
#include <com_err.h>
#include <krb5.h>
#include "adm_defs.h"
#ifdef HAVE_STDLIB_H
#include <stdlib.h>
#else
extern char *malloc(), *calloc(), *realloc();
#endif
void decode_kadmind_reply();
int print_status_message();
krb5_error_code
kadm_del_user(context, auth_context, my_creds, local_socket, principal)
krb5_context context;
krb5_auth_context auth_context;
int *local_socket;
char *principal;
{
krb5_data msg_data, inbuf;
kadmin_requests rd_priv_resp;
char username[755];
int count;
krb5_replay_data replaydata;
krb5_error_code retval; /* return code */
if ((inbuf.data = (char *) calloc(1, 3 + sizeof(username))) == (char *) 0) {
fprintf(stderr, "No memory for command!\n");
return(1);
}
inbuf.data[0] = KADMIN;
inbuf.data[1] = DELOPER;
inbuf.data[2] = SENDDATA2;
if (principal && principal[0] != '\0')
strcpy(username, principal);
else {
count = 0;
do {
fprintf(stdout, "\nName of Principal to be Deleted: ");
fgets(username, sizeof(username), stdin);
if (username[0] == '\n')
fprintf(stderr, "Invalid Principal name!\n");
count++;
}
while (username[0] == '\n' && count < 3);
if (username[0] == '\n') {
fprintf(stderr, "Aborting!!\n\n");
return(1);
}
username[strlen(username) -1] = '\0';
}
(void) memcpy( inbuf.data + 3, username, strlen(username));
inbuf.length = strlen(username) + 3;
if ((retval = krb5_mk_priv(context, auth_context, &inbuf,
&msg_data, &replaydata))) {
fprintf(stderr, "Error during Second Message Encoding: %s!\n",
error_message(retval));
free(inbuf.data);
return(1);
}
free(inbuf.data);
/* write private message to server */
if (krb5_write_message(context, local_socket, &msg_data)){
free(msg_data.data);
fprintf(stderr, "Write Error During Second Message Transmission!\n");
return(1);
}
free(msg_data.data);
/* Ok Now let's get the final private message */
if (retval = krb5_read_message(context, local_socket, &inbuf)){
fprintf(stderr, "Read Error During Final Reply: %s!\n",
error_message(retval));
return(1);
}
if ((retval = krb5_rd_priv(context, auth_context, &inbuf,
&msg_data, &replaydata))) {
fprintf(stderr, "Error during Second Decoding :%s!\n",
error_message(retval));
return(1);
}
decode_kadmind_reply(msg_data, &rd_priv_resp);
free(inbuf.data);
free(msg_data.data);
print_status_message(&rd_priv_resp,
"Database Deletion Successful.");
return(0);
}
|
