First commit

Signed-off-by: Mattias Andrée <maandree@kth.se>

1 files changed, 61 insertions, 0 deletions

diff --git a/libcontacts_list_contacts.c b/libcontacts_list_contacts.c
new file mode 100644
index 0000000..e4794f0
--- /dev/null
+++ b/libcontacts_list_contacts.c
@@ -0,0 +1,61 @@
+/* See LICENSE file for copyright and license details. */
+#include "common.h"
+
+
+int
+libcontacts_list_contacts(char ***idsp, const struct passwd *user)
+{
+	char *dirnam;
+	DIR *dir;
+	struct dirent *f;
+	size_t i = 0;
+	void *new;
+	int saved_errno = errno;
+
+	*idsp = NULL;
+
+	dirnam = libcontacts_get_path("", user);
+	if (!dirnam)
+		return -1;
+
+	dir = opendir(dirnam);
+	if (!dir) {
+		free(dirnam);
+		return -1;
+	}
+
+	goto start;
+	while ((f = readdir(dir))) {
+		if (strchr(f->d_name, '.'))
+			continue;
+		if (!f->d_name[0] || strchr(f->d_name, '\0')[-1] == '~')
+			continue;
+		if (!((*idsp)[i++] = strdup(f->d_name)))
+			goto fail;
+	start:
+		new = realloc(*idsp, (i + 1) * sizeof(**idsp));
+		if (!new)
+			goto fail;
+		*idsp = new;
+	}
+	(*idsp)[i] = NULL;
+
+	if (errno)
+		goto fail;
+	closedir(dir);
+	free(dirnam);
+	errno = saved_errno;
+	return 0;
+
+fail:
+	saved_errno = errno;
+	closedir(dir);
+	free(dirnam);
+	if (*idsp) {
+		for (i = 0; (*idsp)[i]; i++)
+			free((*idsp)[i]);
+		free(*idsp);
+	}
+	errno = saved_errno;
+	return -1;
+}