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fs: Fix file iteration returning 0 size item, distinguish files from directory

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This commit is contained in:
doyle 2023-03-24 23:05:18 +11:00
parent 84bfc91362
commit d827448ac2
1 changed files with 39 additions and 30 deletions
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69
dqn.h
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@ -2865,13 +2865,20 @@ struct Dqn_OSTimedBlock
// ---------------------------------+-----------------------------+---------------------------------
// [SECT-FSYS] Dqn_Fs | | Filesystem helpers
// ---------------------------------+-----------------------------+---------------------------------
enum Dqn_FsInfoType
{
Dqn_FsInfoType_Unknown,
Dqn_FsInfoType_Directory,
Dqn_FsInfoType_File,
};
struct Dqn_FsInfo
{
Dqn_FsInfoType type;
uint64_t create_time_in_s;
uint64_t last_write_time_in_s;
uint64_t last_access_time_in_s;
uint64_t size;
operator bool() const { return size > 0; }
};
// NOTE: File System API
@ -4091,9 +4098,9 @@ Dqn_BinarySearch(T const *array,
#if defined(DQN_NO_WIN32_MINIMAL_HEADER) || defined(_INC_WINDOWS)
#include <bcrypt.h> // Dqn_OS_SecureRNGBytes -> BCryptOpenAlgorithmProvider ... etc
#include <shellscalingapi.h> // Dqn_Win_MakeProcessDPIAware -> SetProcessDpiAwareProc
#if defined(DQN_WITH_WIN_NET)
#if !defined(DQN_NO_WINNET)
#include <wininet.h> // Dqn_Win_Net -> InternetConnect ... etc
#endif // DQN_WITH_WIN_NET
#endif // DQN_NO_WINNET
#else
// Taken from Windows.h
// Defines
@ -4127,6 +4134,7 @@ Dqn_BinarySearch(T const *array,
// NOTE: FindFirstFile
#define INVALID_HANDLE_VALUE ((void *)(long *)-1)
#define INVALID_FILE_ATTRIBUTES ((unsigned long)-1)
#define FILE_ATTRIBUTE_NORMAL 0x00000080
#define FIND_FIRST_EX_LARGE_FETCH 0x00000002
#define FILE_ATTRIBUTE_DIRECTORY 0x00000010
#define FILE_ATTRIBUTE_READONLY 0x00000001
@ -7230,7 +7238,7 @@ DQN_API char *Dqn_Hex_CString8ToBytesArena(Dqn_Arena *arena, char const *hex, Dq
return result;
}
DQN_API Dqn_String8 Dqn_Hex_String8ToBytesString8Arena(Dqn_Arena *arena, Dqn_String8 hex)
DQN_API Dqn_String8 Dqn_Hex_String8ToBytesArena(Dqn_Arena *arena, Dqn_String8 hex)
{
Dqn_String8 result = {};
result.data = Dqn_Hex_CString8ToBytesArena(arena, hex.data, hex.size, &result.size);
@ -7604,18 +7612,14 @@ DQN_API bool Dqn_Win_FolderWIterate(Dqn_String16 path, Dqn_Win_FolderIteratorW *
if (find_data.cFileName[0] == '.' || (find_data.cFileName[0] == '.' && find_data.cFileName[1] == '.'))
continue;
if (find_data.dwFileAttributes & ~FILE_ATTRIBUTE_DIRECTORY) {
it->file_name.size = Dqn_CString16_Size(find_data.cFileName);
DQN_ASSERT(it->file_name.size < (Dqn_CArray_CountI(it->file_name_buf) - 1));
DQN_MEMCPY(it->file_name.data, find_data.cFileName, it->file_name.size * sizeof(wchar_t));
it->file_name_buf[it->file_name.size] = 0;
break;
}
it->file_name.size = Dqn_CString16_Size(find_data.cFileName);
DQN_ASSERT(it->file_name.size < (Dqn_CArray_CountI(it->file_name_buf) - 1));
DQN_MEMCPY(it->file_name.data, find_data.cFileName, it->file_name.size * sizeof(wchar_t));
it->file_name_buf[it->file_name.size] = 0;
break;
} while (FindNextFileW(it->handle, &find_data) != 0);
return true;
return it->file_name.size > 0;
}
DQN_API bool Dqn_Win_FolderIterate(Dqn_String8 path, Dqn_Win_FolderIterator *it)
@ -7859,7 +7863,7 @@ DQN_API Dqn_WinNetHandleResponse Dqn_Win_NetHandleSendRequest(Dqn_WinNetHandle *
if (!HttpSendRequestA(handle->http_handle, nullptr /*headers*/, 0 /*headers length*/, (char *)post_data, post_data_size)) {
handle->state = Dqn_WinNetHandleState_RequestFailed;
Dqn_Log_ErrorF("Failed to send request for %.*s [reason=%.*s]",
Dqn_Log_ErrorF("Failed to send request to %.*s [reason=%.*s]",
handle->host_name_size,
handle->host_name,
DQN_STRING_FMT(Dqn_Win_LastError()));
@ -8400,27 +8404,33 @@ DQN_API bool Dqn_Fs_DirExists(Dqn_String8 path)
DQN_API Dqn_FsInfo Dqn_Fs_GetInfo(Dqn_String8 path)
{
Dqn_FsInfo result = {};
#if defined(DQN_OS_WIN32)
#if defined(DQN_OS_WIN32)
WIN32_FILE_ATTRIBUTE_DATA attrib_data = {};
wchar_t path16[DQN_OS_WIN32_MAX_PATH];
Dqn_Win_String8ToCString16(path, path16, DQN_ARRAY_ICOUNT(path16));
if (!GetFileAttributesExW(path16, GetFileExInfoStandard, &attrib_data))
return result;
if (result) {
result.create_time_in_s = Dqn__WinFileTimeToSeconds(&attrib_data.ftCreationTime);
result.last_access_time_in_s = Dqn__WinFileTimeToSeconds(&attrib_data.ftLastAccessTime);
result.last_write_time_in_s = Dqn__WinFileTimeToSeconds(&attrib_data.ftLastWriteTime);
result.create_time_in_s = Dqn__WinFileTimeToSeconds(&attrib_data.ftCreationTime);
result.last_access_time_in_s = Dqn__WinFileTimeToSeconds(&attrib_data.ftLastAccessTime);
result.last_write_time_in_s = Dqn__WinFileTimeToSeconds(&attrib_data.ftLastWriteTime);
LARGE_INTEGER large_int = {};
large_int.u.HighPart = DQN_CAST(int32_t)attrib_data.nFileSizeHigh;
large_int.u.LowPart = attrib_data.nFileSizeLow;
result.size = (uint64_t)large_int.QuadPart;
LARGE_INTEGER large_int = {};
large_int.u.HighPart = DQN_CAST(int32_t)attrib_data.nFileSizeHigh;
large_int.u.LowPart = attrib_data.nFileSizeLow;
result.size = (uint64_t)large_int.QuadPart;
if (attrib_data.dwFileAttributes != INVALID_FILE_ATTRIBUTES) {
if (attrib_data.dwFileAttributes & FILE_ATTRIBUTE_DIRECTORY) {
result.type = Dqn_FsInfoType_Directory;
} else {
result.type = Dqn_FsInfoType_File;
}
}
#elif defined(DQN_OS_UNIX)
#elif defined(DQN_OS_UNIX)
struct stat file_stat;
if (lstat(path.data, &file_stat) != -1)
{
if (lstat(path.data, &file_stat) != -1) {
result.size = file_stat.st_size;
result.last_access_time_in_s = file_stat.st_atime;
result.last_write_time_in_s = file_stat.st_mtime;
@ -8430,10 +8440,9 @@ DQN_API Dqn_FsInfo Dqn_Fs_GetInfo(Dqn_String8 path)
result.create_time_in_s = DQN_MIN(result.last_access_time_in_s, result.last_write_time_in_s);
}
#else
#else
#error Unimplemented
#endif
#endif
return result;
}