basic queue written, still need to test

This commit is contained in:
herbglitch 2024-02-08 03:12:37 -07:00
parent c3b4a4e209
commit 314f490bef
4 changed files with 140 additions and 6 deletions

View file

@ -0,0 +1,57 @@
#ifndef ARC_STD_QUEUE_H_
#define ARC_STD_QUEUE_H_
#ifdef __cplusplus
extern "C" {
#endif
#include <stdint.h>
/**
* @brief a queue type
*/
typedef struct ARC_Queue ARC_Queue;
/**
* @brief creates ARC_Queue type
*
* @param queue ARC_Queue to initialize
*/
void ARC_Queue_Create(ARC_Queue **queue);
/**
* @brief destroyes ARC_Queue type
*/
void ARC_Queue_Destroy(ARC_Queue *queue);
/**
* @brief pushes value to end of queue
*
* @param queue ARC_Queue to push to
* @param data data that is being pushed
*/
void ARC_Queue_Push(ARC_Queue *queue, void *data);
/**
* @brief pops the front off of the ARC_Queue
*
* @param queue ARC_Queue to remove from
*
* @return the poped data from the queue as a void *
*/
void *ARC_Queue_Pop(ARC_Queue *queue);
/**
* @brief gets size of queue
*
* @param vector ARC_Queue to get size from
*
* @return the queues size
*/
uint32_t ARC_Queue_Size(ARC_Queue *queue);
#ifdef __cplusplus
}
#endif
#endif //ARC_STD_QUEUE_H_

View file

@ -42,9 +42,9 @@ void ARC_Stack_Push(ARC_Stack *stack, void *data);
void *ARC_Stack_Pop(ARC_Stack *stack); void *ARC_Stack_Pop(ARC_Stack *stack);
/** /**
* @brief gets size of vector * @brief gets size of stack
* *
* @param vector ARC_Vector to get size from * @param stack ARC_Stack to get size from
* *
* @return the stacks size * @return the stacks size
*/ */
@ -54,4 +54,4 @@ uint32_t ARC_Stack_Size(ARC_Stack *stack);
} }
#endif #endif
#endif //ARC_STD_STACK_H_ #endif //ARC_STD_STACK_H_

View file

@ -0,0 +1,76 @@
#include "arc/std/queue.h"
#include "arc/std/errno.h"
#include <stdlib.h>
typedef struct ARC_QueueNode ARC_QueueNode;
struct ARC_QueueNode {
ARC_QueueNode *next;
void *data;
};
struct ARC_Queue {
uint32_t currentSize;
ARC_QueueNode *node;
};
void ARC_Queue_Create(ARC_Queue **queue){
*queue = (ARC_Queue *)malloc(sizeof(ARC_Queue));
(*queue)->currentSize = 0;
(*queue)->node = NULL;
}
void ARC_Queue_Destroy(ARC_Queue *queue){
if(queue->currentSize != 0 || queue->node != NULL){
arc_errno = ARC_ERRNO_DATA;
ARC_DEBUG_ERR("ARC_Queue_Destroy(queue) called, but queue was not empty");
return;
}
free(queue);
}
void ARC_Queue_Push(ARC_Queue *queue, void *data){
//TODO: check if size exceeds uint32_t
ARC_QueueNode *end = queue->node;
for(uint32_t i = 0; i < queue->currentSize; i++){
//TODO: check if end->next exists
end = end->next;
}
ARC_QueueNode *node = (ARC_QueueNode *)malloc(sizeof(ARC_QueueNode));
node->data = data;
node->next = NULL;
end->next = node;
queue->currentSize++;
}
void *ARC_Queue_Pop(ARC_Queue *queue){
if(queue->currentSize == 0){
arc_errno = ARC_ERRNO_DATA;
ARC_DEBUG_ERR("ARC_Queue_Pop(queue) called, but queue was not empty");
return NULL;
}
ARC_QueueNode *node = queue->node;
if(node == NULL){
arc_errno = ARC_ERRNO_NULL;
ARC_DEBUG_ERR("ARC_Queue_Pop(queue) called, but node was NULL");
return NULL;
}
queue->node = node->next;
void *nodeData = node->data;
free(node);
queue->currentSize--;
return nodeData;
}
uint32_t ARC_Queue_Size(ARC_Queue *queue){
return queue->currentSize;
}

View file

@ -24,7 +24,7 @@ void ARC_Stack_Create(ARC_Stack **stack){
void ARC_Stack_Destroy(ARC_Stack *stack){ void ARC_Stack_Destroy(ARC_Stack *stack){
if(stack->currentSize != 0 || stack->node != NULL){ if(stack->currentSize != 0 || stack->node != NULL){
arc_errno = ARC_ERRNO_DATA; arc_errno = ARC_ERRNO_DATA;
ARC_DEBUG_ERR("ARC_Stack_Destroy called, but stack was not empty"); ARC_DEBUG_ERR("ARC_Stack_Destroy(stack) called, but stack was not empty");
return; return;
} }
@ -32,6 +32,7 @@ void ARC_Stack_Destroy(ARC_Stack *stack){
} }
void ARC_Stack_Push(ARC_Stack *stack, void *data){ void ARC_Stack_Push(ARC_Stack *stack, void *data){
//TODO: check if size exceeds uint32_t
ARC_StackNode *node = (ARC_StackNode *)malloc(sizeof(ARC_StackNode)); ARC_StackNode *node = (ARC_StackNode *)malloc(sizeof(ARC_StackNode));
node->data = data; node->data = data;
node->next = NULL; node->next = NULL;
@ -45,14 +46,14 @@ void ARC_Stack_Push(ARC_Stack *stack, void *data){
void *ARC_Stack_Pop(ARC_Stack *stack){ void *ARC_Stack_Pop(ARC_Stack *stack){
if(stack->currentSize == 0){ if(stack->currentSize == 0){
arc_errno = ARC_ERRNO_DATA; arc_errno = ARC_ERRNO_DATA;
ARC_DEBUG_ERR("ARC_Stack_Pop called, but stack was not empty"); ARC_DEBUG_ERR("ARC_Stack_Pop(stack) called, but stack was not empty");
return NULL; return NULL;
} }
ARC_StackNode *node = stack->node; ARC_StackNode *node = stack->node;
if(node == NULL){ if(node == NULL){
arc_errno = ARC_ERRNO_NULL; arc_errno = ARC_ERRNO_NULL;
ARC_DEBUG_ERR("ARC_Stack_Pop called, but node was NULL"); ARC_DEBUG_ERR("ARC_Stack_Pop(stack) called, but node was NULL");
return NULL; return NULL;
} }