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
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
|
/*C4*/
/****************************************************************/
/* Author: Jethro Wright, III TS : 3/ 4/1998 9:15 */
/* Date: 02/18/1998 */
/* mytest.c : do some testing of the libmySQL.DLL.... */
/* */
/* History: */
/* 02/18/1998 jw3 also sprach zarathustra.... */
/****************************************************************/
#include <windows.h>
#include <stdio.h>
#include <string.h>
#include <mysql.h>
#define DEFALT_SQL_STMT "SELECT * FROM db"
#ifndef offsetof
#define offsetof(TYPE, MEMBER) ((size_t) &((TYPE *)0)->MEMBER)
#endif
/********************************************************
**
** main :-
**
********************************************************/
int
main( int argc, char * argv[] )
{
char szSQL[ 200 ], aszFlds[ 25 ][ 25 ], szDB[ 50 ] ;
const char *pszT;
int i, j, k, l, x ;
MYSQL * myData ;
MYSQL_RES * res ;
MYSQL_FIELD * fd ;
MYSQL_ROW row ;
//....just curious....
printf( "sizeof( MYSQL ) == %d\n", (int) sizeof( MYSQL ) ) ;
if ( argc == 2 )
{
strcpy( szDB, argv[ 1 ] ) ;
strcpy( szSQL, DEFALT_SQL_STMT ) ;
if (!strcmp(szDB,"--debug"))
{
strcpy( szDB, "mysql" ) ;
printf("Some mysql struct information (size and offset):\n");
printf("net:\t%3d %3d\n",(int) sizeof(myData->net),
(int) offsetof(MYSQL,net));
printf("host:\t%3d %3d\n",(int) sizeof(myData->host),
(int) offsetof(MYSQL,host));
printf("port:\t%3d %3d\n", (int) sizeof(myData->port),
(int) offsetof(MYSQL,port));
printf("protocol_version:\t%3d %3d\n",
(int) sizeof(myData->protocol_version),
(int) offsetof(MYSQL,protocol_version));
printf("thread_id:\t%3d %3d\n",(int) sizeof(myData->thread_id),
(int) offsetof(MYSQL,thread_id));
printf("affected_rows:\t%3d %3d\n",(int) sizeof(myData->affected_rows),
(int) offsetof(MYSQL,affected_rows));
printf("packet_length:\t%3d %3d\n",(int) sizeof(myData->packet_length),
(int) offsetof(MYSQL,packet_length));
printf("status:\t%3d %3d\n",(int) sizeof(myData->status),
(int) offsetof(MYSQL,status));
printf("fields:\t%3d %3d\n",(int) sizeof(myData->fields),
(int) offsetof(MYSQL,fields));
printf("field_alloc:\t%3d %3d\n",(int) sizeof(myData->field_alloc),
(int) offsetof(MYSQL,field_alloc));
printf("free_me:\t%3d %3d\n",(int) sizeof(myData->free_me),
(int) offsetof(MYSQL,free_me));
printf("options:\t%3d %3d\n",(int) sizeof(myData->options),
(int) offsetof(MYSQL,options));
puts("");
}
}
else if ( argc > 2 ) {
strcpy( szDB, argv[ 1 ] ) ;
strcpy( szSQL, argv[ 2 ] ) ;
}
else {
strcpy( szDB, "mysql" ) ;
strcpy( szSQL, DEFALT_SQL_STMT ) ;
}
//....
if ( (myData = mysql_init((MYSQL*) 0)) &&
mysql_real_connect( myData, NULL, NULL, NULL, NULL, MYSQL_PORT,
NULL, 0 ) )
{
myData->reconnect= 1;
if ( mysql_select_db( myData, szDB ) < 0 ) {
printf( "Can't select the %s database !\n", szDB ) ;
mysql_close( myData ) ;
return 2 ;
}
}
else {
printf( "Can't connect to the mysql server on port %d !\n",
MYSQL_PORT ) ;
mysql_close( myData ) ;
return 1 ;
}
//....
if ( ! mysql_query( myData, szSQL ) ) {
res = mysql_store_result( myData ) ;
i = (int) mysql_num_rows( res ) ; l = 1 ;
printf( "Query: %s\nNumber of records found: %ld\n", szSQL, i ) ;
//....we can get the field-specific characteristics here....
for ( x = 0 ; fd = mysql_fetch_field( res ) ; x++ )
strcpy( aszFlds[ x ], fd->name ) ;
//....
while ( row = mysql_fetch_row( res ) ) {
j = mysql_num_fields( res ) ;
printf( "Record #%ld:-\n", l++ ) ;
for ( k = 0 ; k < j ; k++ )
printf( " Fld #%d (%s): %s\n", k + 1, aszFlds[ k ],
(((row[k]==NULL)||(!strlen(row[k])))?"NULL":row[k])) ;
puts( "==============================\n" ) ;
}
mysql_free_result( res ) ;
}
else printf( "Couldn't execute %s on the server !\n", szSQL ) ;
//....
puts( "==== Diagnostic info ====" ) ;
pszT = mysql_get_client_info() ;
printf( "Client info: %s\n", pszT ) ;
//....
pszT = mysql_get_host_info( myData ) ;
printf( "Host info: %s\n", pszT ) ;
//....
pszT = mysql_get_server_info( myData ) ;
printf( "Server info: %s\n", pszT ) ;
//....
res = mysql_list_processes( myData ) ; l = 1 ;
if (res)
{
for ( x = 0 ; fd = mysql_fetch_field( res ) ; x++ )
strcpy( aszFlds[ x ], fd->name ) ;
while ( row = mysql_fetch_row( res ) ) {
j = mysql_num_fields( res ) ;
printf( "Process #%ld:-\n", l++ ) ;
for ( k = 0 ; k < j ; k++ )
printf( " Fld #%d (%s): %s\n", k + 1, aszFlds[ k ],
(((row[k]==NULL)||(!strlen(row[k])))?"NULL":row[k])) ;
puts( "==============================\n" ) ;
}
}
else
{
printf("Got error %s when retreiving processlist\n",mysql_error(myData));
}
//....
res = mysql_list_tables( myData, "%" ) ; l = 1 ;
for ( x = 0 ; fd = mysql_fetch_field( res ) ; x++ )
strcpy( aszFlds[ x ], fd->name ) ;
while ( row = mysql_fetch_row( res ) ) {
j = mysql_num_fields( res ) ;
printf( "Table #%ld:-\n", l++ ) ;
for ( k = 0 ; k < j ; k++ )
printf( " Fld #%d (%s): %s\n", k + 1, aszFlds[ k ],
(((row[k]==NULL)||(!strlen(row[k])))?"NULL":row[k])) ;
puts( "==============================\n" ) ;
}
//....
pszT = mysql_stat( myData ) ;
puts( pszT ) ;
//....
mysql_close( myData ) ;
return 0 ;
}
|
