reduced line number of functions
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9b263c63e0
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3701a20d22
48
src/darray.c
48
src/darray.c
@ -3,7 +3,7 @@
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* \brief Implémentation des fonctions pour le type \ref darray_t
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*/
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#include <darray.h>
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#include "darray.h"
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#include <stdio.h>
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#include <string.h>
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@ -40,31 +40,41 @@ darray_t *darrayNew(size_t element_size) {
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* \param elem Élément que l’on souhaite insérer
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*/
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void darrayInsert(darray_t *self, void *pos, void *elem) {
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void *new_array;
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char *itr;
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unsigned long pos_aux;
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size_t size;
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long pos_aux;
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pos_aux = (char *)pos - (char *)self->begin;
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if (darraySize(self) >= self->capacity) {
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size = darraySize(self);
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new_array =
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realloc(self->begin, (darraySize(self) + 1) * self->element_size);
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if (!new_array) {
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fprintf(stderr, "Failed memory reallocation at %s:%d\nAborting...",
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__FILE__, __LINE__ - 2);
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exit(PTR_ERROR);
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}
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self->begin = new_array;
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++self->capacity;
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self->end = (char *)self->begin + size * self->element_size;
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darrayExtend(self);
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}
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itr = (char *)self->begin + pos_aux;
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memmove(itr + self->element_size, itr, (char *)self->end - itr);
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memmove(itr + self->element_size, itr, (unsigned long)((char *)self->end - itr));
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memcpy(itr, elem, self->element_size);
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self->end = (char *)self->end + self->element_size;
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}
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/**
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* Étend la capacité d'un \ref darray_t en réallouant sa mémoire, multipliant
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* sa capacité par deux. Si la réallocation mémoire ne réussit pas, le
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* programme s’arrête immédiatement, renvoyant la valeur de \ref PTR_ERROR
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*
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* \param self L'objet darray_t à étendre
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*/
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void darrayExtend(darray_t *self) {
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void *new_array;
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size_t size;
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size = darraySize(self);
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new_array =
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realloc(self->begin, (darraySize(self) + 1) * self->element_size);
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if (!new_array) {
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fprintf(stderr, "Failed memory reallocation at %s:%d\nAborting...",
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__FILE__, __LINE__ - 2);
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exit(PTR_ERROR);
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}
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self->begin = new_array;
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++self->capacity;
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self->end = (char *)self->begin + size * self->element_size;
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}
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/**
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* `darrayErase` supprime l’élément de objet \ref darray_t `self` pointé par
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* `pos`. Cela décalera tous les éléments suivants dans le tableau d’un cran
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@ -76,7 +86,7 @@ void darrayInsert(darray_t *self, void *pos, void *elem) {
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*/
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void darrayErase(darray_t *self, void *pos) {
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memmove(pos, (char *)pos + self->element_size,
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((char *)self->end - self->element_size) - (char *)pos);
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(unsigned long)(((char *)self->end - self->element_size) - (char *)pos));
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self->end = (char *)self->end - self->element_size;
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}
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@ -120,7 +130,7 @@ void darrayDelete(darray_t *self) {
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* \return Nombre d’éléments contenus dans `self`
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*/
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size_t darraySize(darray_t *self) {
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return ((char *)self->end - (char *)self->begin) / self->element_size;
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return (size_t)((char *)self->end - (char *)self->begin) / self->element_size;
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}
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/**
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@ -25,6 +25,9 @@ typedef struct darray_s {
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/// \brief Créé un nouvel objet \ref darray_t vide
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darray_t *darrayNew(size_t element_size);
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/// \brief Augmente la capacité d'un \ref darray_t
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void darrayExtend(darray_t *self);
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/// \brief Insère un élément à l’endroit pointé dans un \ref darray_t
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void darrayInsert(darray_t *self, void *pos, void *elem);
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