src/lynq/lib/liblynq-broadcast/liblynq-broadcast/link_name.c

#include "stdio.h"				
#include "stdlib.h"				
#include "string.h"	
#include "link_name.h"
static struct NodeName* head= NULL;
static struct NodeName* end = NULL;



void AddListTillByName(char *name )
{
	struct NodeName* temp=(struct NodeName*)malloc(sizeof(struct NodeName));
	temp->name=name;
	strcpy(temp->name, name);
	temp->next=NULL;		
	if(NULL==head)
	{	
		head=temp;
	}
	else
	{
	end->next=temp;
	}
	end=temp;
}
void ScanListByName()
{
	struct NodeName *temp =head;
	while (temp !=NULL)
	{
		printf("%s\n",temp->name);
		temp = temp->next;
	}
}

struct NodeName* FindNodeByName(char *name)
{
	struct NodeName *temp =head;
	while(temp !=NULL)
	{
	if(!strcmp(temp->name, name))
	{
		return temp;
	}
	temp = temp->next;
	}
		return NULL;
} 

void FreeListByName()
{
	struct NodeName *temp =head;		
	while (temp !=NULL)
	{
		struct NodeName* pt =temp;
		temp = temp->next;		
		free(pt);	
	}
	head =NULL;
	end =NULL;
}

void DeleteListTailByName()
{ 
	if (NULL == end)
	{
		printf("link name is NULL\n");
		return;
	}
	 if (head==end)
	 {
		 free(head);
		 head=NULL;
		 end=NULL; 
	 }
	 else
	 {
		 struct NodeName* temp =head;
		 while (temp->next!=end)
		 {
			 temp = temp->next;
		 }
		 free(end);
		 end=temp;
		 end->next=NULL;
	 }

}

void DeleteListHeadByName()
{	
	struct NodeName* temp=head;

	if (NULL==head)
	{
			printf("link NULL\n");
			return;
	}

	head=head->next;
	free(temp);

}

void DeleteListRandByName(char *name)
{

	if(NULL==head)
	{
	printf("link NULL\n");
	return;
	}
	struct NodeName* temp =FindNode(name);
	if(NULL==temp)
	{
	printf("NO this number\n");
	return;
	}
	if(head==end)
	{
	free(head);
	head=NULL;
	end=NULL;
	}
	else if(head->next==end)
	{
	if(end == temp)
		{	DeleteListTail(); }
	else if(temp==head)
		{	DeleteListHead(); }	
	}
	else
	{
		if(end==temp)
			DeleteListTail();
		else if(temp==head)
			DeleteListHead();	
		else	
		{	
			struct NodeName*pt =head;
			while(pt->next!=temp)
			{
			pt=pt->next;
			}
			 pt->next=temp->next;
			 free(temp);
		
		}
	}
	

}