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WL#2246 "IM: Add ability to change instance options, add server logs handling" ported to the

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current version of the IM
This commit is contained in:
petr@mysql.com
2005-04-09 14:28:39 +04:00
parent eeeedd31b9
commit 83f9ee0786
15 changed files with 1053 additions and 48 deletions
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55
server-tools/instance-manager/protocol.cc
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@ -24,15 +24,25 @@
static char eof_buff[1]= { (char) 254 }; /* Marker for end of fields */
int net_send_ok(struct st_net *net, unsigned long connection_id)
{
char buff[1 + // packet type code
9 + // affected rows count
9 + // connection id
2 + // thread return status
2]; // warning count
char *pos= buff;
int net_send_ok(struct st_net *net, unsigned long connection_id,
const char *message)
{
/*
The format of a packet
1 packet type code
1-9 affected rows count
1-9 connection id
2 thread return status
2 warning count
1-9 + message length message to send (isn't stored if no message)
*/
Buffer buff;
char *pos= buff.buffer;
/* check that we have space to hold mandatory fields */
buff.reserve(0, 23);
enum { OK_PACKET_CODE= 0 };
*pos++= OK_PACKET_CODE;
pos= net_store_length(pos, (ulonglong) 0);
@ -43,7 +53,15 @@ int net_send_ok(struct st_net *net, unsigned long connection_id)
int2store(pos, 0);
pos+= 2;
return my_net_write(net, buff, pos - buff) || net_flush(net);
uint position= pos - buff.buffer; /* we might need it for message */
if (message != NULL)
{
buff.reserve(position, 9 + strlen(message));
store_to_string(&buff, message, &position);
}
return my_net_write(net, buff.buffer, position) || net_flush(net);
}
@ -99,15 +117,15 @@ char *net_store_length(char *pkg, uint length)
}
int store_to_string(Buffer *buf, const char *string, uint *position)
int store_to_string(Buffer *buf, const char *string, uint *position,
uint string_len)
{
uint currpos;
uint string_len;
string_len= strlen(string);
if (buf->reserve(*position, 2))
if (buf->reserve(*position, 9))
goto err;
currpos= (net_store_length(buf->buffer + *position, string_len) - buf->buffer);
currpos= (net_store_length(buf->buffer + *position,
(ulonglong) string_len) - buf->buffer);
if (buf->append(currpos, string, string_len))
goto err;
*position= *position + string_len + (currpos - *position);
@ -118,6 +136,15 @@ err:
}
int store_to_string(Buffer *buf, const char *string, uint *position)
{
uint string_len;
string_len= strlen(string);
return store_to_string(buf, string, position, string_len);
}
int send_eof(struct st_net *net)
{
char buff[1 + /* eof packet code */