hcq/MaxScale
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

Reindented server/core/hint.c

Browse Source
This commit is contained in:
Johan Wikman
2015-11-30 13:47:56 +02:00
parent 255a5b53c1
commit 486f724dc1
2 changed files with 120 additions and 97 deletions
Download Patch File Download Diff File Expand all files Collapse all files

175
server/core/hint.c
View File

@ -26,8 +26,8 @@
* @verbatim
* Revision History
*
* Date Who Description
* 25/07/14 Mark Riddoch Initial implementation
* Date Who Description
* 25/07/14 Mark Riddoch Initial implementation
*
* @endverbatim
*/
@ -36,121 +36,142 @@
/**
* Duplicate a list of hints
*
* @param hint The hint list to duplicate
* @return A duplicate of the list
*
* @param hint The hint list to duplicate
* @return A duplicate of the list
*
* Note : Optimize this to use version numbering instead of copying memory
*/
HINT *
hint_dup(HINT *hint)
{
HINT *nlhead = NULL, *nltail = NULL, *ptr1, *ptr2;
HINT *nlhead = NULL, *nltail = NULL, *ptr1, *ptr2;
ptr1 = hint;
while (ptr1)
{
if ((ptr2 = (HINT *)malloc(sizeof(HINT))) == NULL)
return nlhead;
ptr2->type = ptr1->type;
if (ptr1->data)
ptr2->data = strdup(ptr1->data);
else
ptr2->data = NULL;
if (ptr1->value)
ptr2->value = strdup(ptr1->value);
else
ptr2->value = NULL;
ptr2->next = NULL;
if (nltail)
{
nltail->next = ptr2;
nltail = ptr2;
}
else
{
nlhead = ptr2;
nltail = ptr2;
}
ptr1 = ptr1->next;
}
return nlhead;
ptr1 = hint;
while (ptr1)
{
if ((ptr2 = (HINT *)malloc(sizeof(HINT))) == NULL)
{
return nlhead;
}
ptr2->type = ptr1->type;
if (ptr1->data)
{
ptr2->data = strdup(ptr1->data);
}
else
{
ptr2->data = NULL;
}
if (ptr1->value)
{
ptr2->value = strdup(ptr1->value);
}
else
{
ptr2->value = NULL;
}
ptr2->next = NULL;
if (nltail)
{
nltail->next = ptr2;
nltail = ptr2;
}
else
{
nlhead = ptr2;
nltail = ptr2;
}
ptr1 = ptr1->next;
}
return nlhead;
}
/**
* Create a ROUTE TO type hint
*
* @param head The current hint list
* @param type The HINT_TYPE
* @param data Data may be NULL or the name of a server to route to
* @param head The current hint list
* @param type The HINT_TYPE
* @param data Data may be NULL or the name of a server to route to
* @return The result hint list
*/
HINT *
hint_create_route(HINT *head, HINT_TYPE type, char *data)
{
HINT *hint;
HINT *hint;
if ((hint = (HINT *)malloc(sizeof(HINT))) == NULL)
return head;
hint->next = head;
hint->type = type;
if (data)
hint->data = strdup(data);
else
hint->data = NULL;
hint->value = NULL;
return hint;
if ((hint = (HINT *)malloc(sizeof(HINT))) == NULL)
{
return head;
}
hint->next = head;
hint->type = type;
if (data)
{
hint->data = strdup(data);
}
else
{
hint->data = NULL;
}
hint->value = NULL;
return hint;
}
/**
* Create name/value parameter hint
*
* @param head The current hint list
* @param pname The parameter name
* @param value The parameter value
* @param head The current hint list
* @param pname The parameter name
* @param value The parameter value
* @return The result hint list
*/
HINT *
hint_create_parameter(HINT *head, char *pname, char *value)
{
HINT *hint;
HINT *hint;
if ((hint = (HINT *)malloc(sizeof(HINT))) == NULL)
return head;
hint->next = head;
hint->type = HINT_PARAMETER;
hint->data = strdup(pname);
hint->value = strdup(value);
return hint;
if ((hint = (HINT *)malloc(sizeof(HINT))) == NULL)
{
return head;
}
hint->next = head;
hint->type = HINT_PARAMETER;
hint->data = strdup(pname);
hint->value = strdup(value);
return hint;
}
/**
* free_hint - free a hint
*
* @param hint The hint to free
* @param hint The hint to free
*/
void
hint_free(HINT *hint)
{
if (hint->data)
free(hint->data);
if (hint->value)
free(hint->value);
free(hint);
if (hint->data)
{
free(hint->data);
}
if (hint->value)
{
free(hint->value);
}
free(hint);
}
bool hint_exists(
HINT** p_hint,
HINT_TYPE type)
bool hint_exists(HINT** p_hint,
HINT_TYPE type)
{
bool succp = false;
while (*p_hint != NULL)
bool succp = false;
while (*p_hint != NULL)
{
if ((*p_hint)->type == type)
{
if ((*p_hint)->type == type)
{
succp = true;
}
p_hint = &(*p_hint)->next;
succp = true;
}
return succp;
p_hint = &(*p_hint)->next;
}
return succp;
}