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/*
* Copyright (C) 2009-2012 the libgit2 contributors
*
* This file is part of libgit2, distributed under the GNU GPL v2 with
* a Linking Exception. For full terms see the included COPYING file.
*/
#define GIT__WIN32_NO_WRAP_DIR
#include "dir.h"
#include "utf-conv.h"
#include "git2/windows.h"
static int init_filter(char *filter, size_t n, const char *dir)
{
size_t len = strlen(dir);
if (len+3 >= n)
return 0;
strcpy(filter, dir);
if (len && dir[len-1] != '/')
strcat(filter, "/");
strcat(filter, "*");
return 1;
}
git__DIR *git__opendir(const char *dir)
{
char filter[4096];
wchar_t* filter_w;
git__DIR *new;
if (!dir || !init_filter(filter, sizeof(filter), dir))
return NULL;
new = git__malloc(sizeof(*new));
if (!new)
return NULL;
new->dir = git__malloc(strlen(dir)+1);
if (!new->dir) {
git__free(new);
return NULL;
}
strcpy(new->dir, dir);
filter_w = gitwin_to_utf16(filter);
new->h = FindFirstFileW(filter_w, &new->f);
git__free(filter_w);
if (new->h == INVALID_HANDLE_VALUE) {
git__free(new->dir);
git__free(new);
return NULL;
}
new->first = 1;
return new;
}
int git__readdir_r(
git__DIR *d, struct git__dirent *entry, struct git__dirent **result)
{
if (!d || !entry || !result || d->h == INVALID_HANDLE_VALUE)
return -1;
if (d->first)
d->first = 0;
else if (!FindNextFileW(d->h, &d->f)) {
*result = NULL;
return 0;
}
if (wcslen(d->f.cFileName) >= sizeof(entry->d_name))
return -1;
entry->d_ino = 0;
WideCharToMultiByte(
gitwin_get_codepage(), 0, d->f.cFileName, -1,
entry->d_name, GIT_PATH_MAX, NULL, NULL);
*result = entry;
return 0;
}
struct git__dirent *git__readdir(git__DIR *d)
{
struct git__dirent *result;
if (git__readdir_r(d, &d->entry, &result) < 0)
return NULL;
return result;
}
void git__rewinddir(git__DIR *d)
{
char filter[4096];
wchar_t* filter_w;
if (d) {
if (d->h != INVALID_HANDLE_VALUE)
FindClose(d->h);
d->h = INVALID_HANDLE_VALUE;
d->first = 0;
if (init_filter(filter, sizeof(filter), d->dir)) {
filter_w = gitwin_to_utf16(filter);
d->h = FindFirstFileW(filter_w, &d->f);
git__free(filter_w);
if (d->h != INVALID_HANDLE_VALUE)
d->first = 1;
}
}
}
int git__closedir(git__DIR *d)
{
if (d) {
if (d->h != INVALID_HANDLE_VALUE)
FindClose(d->h);
if (d->dir)
git__free(d->dir);
git__free(d);
}
return 0;
}
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