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Added contact module

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This commit is contained in:
James Booth
2012-05-04 01:00:01 +01:00
parent 30dbbad544
commit 6e46e8fec0
7 changed files with 189 additions and 147 deletions
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95
contact_list.c
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@@ -24,6 +24,7 @@
#include <stdlib.h>
#include <string.h>
#include "contact.h"
#include "contact_list.h"
// internal contact list
@@ -37,9 +38,6 @@ static char * _search_str = NULL;
static char * _search_contact_list_from(struct contact_node_t * curr);
static struct contact_node_t * _make_contact_node(const char * const name,
const char * const show, const char * const status);
static struct contact_t * _new_contact(const char * const name,
const char * const show, const char * const status);
static void _destroy_contact(struct contact_t *contact);
static struct contact_node_t * _copy_contact_list(struct contact_node_t *node);
static void _insert_contact(struct contact_node_t *curr,
struct contact_node_t *prev, const char * const name,
@@ -51,8 +49,8 @@ void contact_list_clear(void)
if (curr) {
while(curr) {
struct contact_t *contact = curr->contact;
_destroy_contact(contact);
PContact contact = curr->contact;
p_contact_free(contact);
curr = curr->next;
}
@@ -66,8 +64,8 @@ void contact_list_clear(void)
void destroy_list(struct contact_node_t *list)
{
while(list) {
struct contact_t *contact = list->contact;
_destroy_contact(contact);
PContact contact = list->contact;
p_contact_free(contact);
list = list->next;
}
@@ -93,8 +91,8 @@ int contact_list_remove(const char * const name)
struct contact_node_t *prev = NULL;
while(curr) {
struct contact_t *contact = curr->contact;
if (strcmp(contact->name, name) == 0) {
PContact contact = curr->contact;
if (strcmp(p_contact_name(contact), name) == 0) {
if (prev)
prev->next = curr->next;
else
@@ -102,10 +100,11 @@ int contact_list_remove(const char * const name)
// reset last found if it points at the node to be removed
if (_last_found != NULL)
if (strcmp(_last_found->contact->name, contact->name) == 0)
if (strcmp(p_contact_name(_last_found->contact),
p_contact_name(contact)) == 0)
_last_found = NULL;
_destroy_contact(contact);
p_contact_free(contact);
free(curr);
return 1;
@@ -132,16 +131,16 @@ int contact_list_add(const char * const name, const char * const show,
struct contact_node_t *prev = NULL;
while(curr) {
struct contact_t *curr_contact = curr->contact;
PContact curr_contact = curr->contact;
// insert
if (strcmp(curr_contact->name, name) > 0) {
if (strcmp(p_contact_name(curr_contact), name) > 0) {
_insert_contact(curr, prev, name, show, status);
return 0;
// update
} else if (strcmp(curr_contact->name, name) == 0) {
_destroy_contact(curr->contact);
curr->contact = _new_contact(name, show, status);
} else if (strcmp(p_contact_name(curr_contact), name) == 0) {
p_contact_free(curr->contact);
curr->contact = p_contact_new(name, show, status);
return 0;
}
@@ -174,11 +173,11 @@ struct contact_node_t * _copy_contact_list(struct contact_node_t *node)
if (node == NULL) {
return NULL;
} else {
struct contact_t *curr_contact = node->contact;
PContact curr_contact = node->contact;
struct contact_node_t *copy =
_make_contact_node(curr_contact->name,
curr_contact->show,
curr_contact->status);
_make_contact_node(p_contact_name(curr_contact),
p_contact_show(curr_contact),
p_contact_status(curr_contact));
copy->next = _copy_contact_list(node->next);
@@ -235,18 +234,21 @@ int get_size(struct contact_node_t *list)
static char * _search_contact_list_from(struct contact_node_t * curr)
{
while(curr) {
struct contact_t *curr_contact = curr->contact;
PContact curr_contact = curr->contact;
// match found
if (strncmp(curr_contact->name, _search_str, strlen(_search_str)) == 0) {
if (strncmp(p_contact_name(curr_contact),
_search_str,
strlen(_search_str)) == 0) {
char *result =
(char *) malloc((strlen(curr_contact->name) + 1) * sizeof(char));
(char *) malloc((strlen(p_contact_name(curr_contact)) + 1)
* sizeof(char));
// set pointer to last found
_last_found = curr;
// return the contact, must be free'd by caller
strcpy(result, curr_contact->name);
strcpy(result, p_contact_name(curr_contact));
return result;
}
@@ -261,55 +263,12 @@ static struct contact_node_t * _make_contact_node(const char * const name,
{
struct contact_node_t *new =
(struct contact_node_t *) malloc(sizeof(struct contact_node_t));
new->contact = _new_contact(name, show, status);
new->contact = p_contact_new(name, show, status);
new->next = NULL;
return new;
}
static struct contact_t * _new_contact(const char * const name,
const char * const show, const char * const status)
{
struct contact_t *new =
(struct contact_t *) malloc(sizeof(struct contact_t));
new->name = (char *) malloc((strlen(name) + 1) * sizeof(char));
strcpy(new->name, name);
if (show == NULL || (strcmp(show, "") == 0)) {
new->show = (char *) malloc((strlen("online") + 1) * sizeof(char));
strcpy(new->show, "online");
} else {
new->show = (char *) malloc((strlen(show) + 1) * sizeof(char));
strcpy(new->show, show);
}
if (status != NULL) {
new->status = (char *) malloc((strlen(status) + 1) * sizeof(char));
strcpy(new->status, status);
} else {
new->status = NULL;
}
return new;
}
static void _destroy_contact(struct contact_t *contact)
{
free(contact->name);
if (contact->show != NULL) {
free(contact->show);
contact->show = NULL;
}
if (contact->status != NULL) {
free(contact->status);
contact->status = NULL;
}
free(contact);
contact = NULL;
}
static void _insert_contact(struct contact_node_t *curr,
struct contact_node_t *prev, const char * const name,
const char * const show, const char * const status)