int
efile_readdir(Efile_error* errInfo, /* Where to return error codes. */
char* name, /* Name of directory to open. */
EFILE_DIR_HANDLE* p_dir_handle, /* Pointer to directory
handle of
open directory.*/
char* buffer, /* Pointer to buffer for
one filename. */
size_t *size) /* in-out Size of buffer, length
of name. */
{
DIR *dp; /* Pointer to directory structure. */
struct dirent* dirp; /* Pointer to directory entry. */
/*
* If this is the first call, we must open the directory.
*/
if (*p_dir_handle == NULL) {
dp = opendir(name);
if (dp == NULL)
return check_error(-1, errInfo);
*p_dir_handle = (EFILE_DIR_HANDLE) dp;
}
/*
* Retrieve the name of the next file using the directory handle.
*/
dp = *((DIR **)((void *)p_dir_handle));
for (;;) {
dirp = readdir(dp);
if (dirp == NULL) {
closedir(dp);
return 0;
}
if (IS_DOT_OR_DOTDOT(dirp->d_name))
continue;
buffer[0] = '\0';
strncat(buffer, dirp->d_name, (*size)-1);
*size = strlen(dirp->d_name);
return 1;
}
}
int
efile_readdir(Efile_error* errInfo, /* Where to return error codes. */
char* name, /* Name of directory to list */
EFILE_DIR_HANDLE* dir_handle, /* Handle of opened directory or NULL */
char* buffer, /* Buffer to put one filename in */
size_t *size) /* in-out size of buffer/size of filename excluding zero
termination in bytes*/
{
HANDLE dir; /* Handle to directory. */
WCHAR wildcard[MAX_PATH]; /* Wildcard to search for. */
WIN32_FIND_DATAW findData; /* Data found by FindFirstFile() or FindNext(). */
/* Alignment is not honored, this works on x86 because of alignment fixup by processor.
Not perfect, but faster than alinging by hand (really) */
WCHAR *wname = (WCHAR *) name;
WCHAR *wbuffer = (WCHAR *) buffer;
/*
* First time we must setup everything.
*/
if (*dir_handle == NULL) {
int length = wcslen(wname);
WCHAR* s;
if (length+3 >= MAX_PATH) {
errno = ENAMETOOLONG;
return check_error(-1, errInfo);
}
wcscpy(wildcard, wname);
s = wildcard+length-1;
if (*s != L'/' && *s != L'\\')
*++s = L'\\';
*++s = L'*';
*++s = L'\0';
DEBUGF(("Reading %ws\n", wildcard));
dir = FindFirstFileW(wildcard, &findData);
if (dir == INVALID_HANDLE_VALUE)
return set_error(errInfo);
*dir_handle = (EFILE_DIR_HANDLE) dir;
if (!IS_DOT_OR_DOTDOT(findData.cFileName)) {
wcscpy(wbuffer, findData.cFileName);
*size = wcslen(wbuffer)*2;
return 1;
}
}
/*
* Retrieve the name of the next file using the directory handle.
*/
dir = (HANDLE) *dir_handle;
for (;;) {
if (FindNextFileW(dir, &findData)) {
if (IS_DOT_OR_DOTDOT(findData.cFileName))
continue;
wcscpy(wbuffer, findData.cFileName);
*size = wcslen(wbuffer)*2;
return 1;
}
if (GetLastError() == ERROR_NO_MORE_FILES) {
FindClose(dir);
errInfo->posix_errno = errInfo->os_errno = 0;
return 0;
}
set_error(errInfo);
FindClose(dir);
return 0;
}
}
