| int |
| winerror_to_errno(int winerror) |
| { |
| // Unwrap FACILITY_WIN32 HRESULT errors. |
| if ((winerror & 0xFFFF0000) == 0x80070000) { |
| winerror &= 0x0000FFFF; |
| } |
| |
| // Winsock error codes (10000-11999) are errno values. |
| if (winerror >= 10000 && winerror < 12000) { |
| switch (winerror) { |
| case WSAEINTR: |
| case WSAEBADF: |
| case WSAEACCES: |
| case WSAEFAULT: |
| case WSAEINVAL: |
| case WSAEMFILE: |
| // Winsock definitions of errno values. See WinSock2.h |
| return winerror - 10000; |
| default: |
| return winerror; |
| } |
| } |
| |
| switch (winerror) { |
| case ERROR_FILE_NOT_FOUND: // 2 |
| case ERROR_PATH_NOT_FOUND: // 3 |
| case ERROR_INVALID_DRIVE: // 15 |
| case ERROR_NO_MORE_FILES: // 18 |
| case ERROR_BAD_NETPATH: // 53 |
| case ERROR_BAD_NET_NAME: // 67 |
| case ERROR_BAD_PATHNAME: // 161 |
| case ERROR_FILENAME_EXCED_RANGE: // 206 |
| return ENOENT; |
| |
| case ERROR_BAD_ENVIRONMENT: // 10 |
| return E2BIG; |
| |
| case ERROR_BAD_FORMAT: // 11 |
| case ERROR_INVALID_STARTING_CODESEG: // 188 |
| case ERROR_INVALID_STACKSEG: // 189 |
| case ERROR_INVALID_MODULETYPE: // 190 |
| case ERROR_INVALID_EXE_SIGNATURE: // 191 |
| case ERROR_EXE_MARKED_INVALID: // 192 |
| case ERROR_BAD_EXE_FORMAT: // 193 |
| case ERROR_ITERATED_DATA_EXCEEDS_64k: // 194 |
| case ERROR_INVALID_MINALLOCSIZE: // 195 |
| case ERROR_DYNLINK_FROM_INVALID_RING: // 196 |
| case ERROR_IOPL_NOT_ENABLED: // 197 |
| case ERROR_INVALID_SEGDPL: // 198 |
| case ERROR_AUTODATASEG_EXCEEDS_64k: // 199 |
| case ERROR_RING2SEG_MUST_BE_MOVABLE: // 200 |
| case ERROR_RELOC_CHAIN_XEEDS_SEGLIM: // 201 |
| case ERROR_INFLOOP_IN_RELOC_CHAIN: // 202 |
| return ENOEXEC; |
| |
| case ERROR_INVALID_HANDLE: // 6 |
| case ERROR_INVALID_TARGET_HANDLE: // 114 |
| case ERROR_DIRECT_ACCESS_HANDLE: // 130 |
| return EBADF; |
| |
| case ERROR_WAIT_NO_CHILDREN: // 128 |
| case ERROR_CHILD_NOT_COMPLETE: // 129 |
| return ECHILD; |
| |
| case ERROR_NO_PROC_SLOTS: // 89 |
| case ERROR_MAX_THRDS_REACHED: // 164 |
| case ERROR_NESTING_NOT_ALLOWED: // 215 |
| return EAGAIN; |
| |
| case ERROR_ARENA_TRASHED: // 7 |
| case ERROR_NOT_ENOUGH_MEMORY: // 8 |
| case ERROR_INVALID_BLOCK: // 9 |
| case ERROR_NOT_ENOUGH_QUOTA: // 1816 |
| return ENOMEM; |
| |
| case ERROR_ACCESS_DENIED: // 5 |
| case ERROR_CURRENT_DIRECTORY: // 16 |
| case ERROR_WRITE_PROTECT: // 19 |
| case ERROR_BAD_UNIT: // 20 |
| case ERROR_NOT_READY: // 21 |
| case ERROR_BAD_COMMAND: // 22 |
| case ERROR_CRC: // 23 |
| case ERROR_BAD_LENGTH: // 24 |
| case ERROR_SEEK: // 25 |
| case ERROR_NOT_DOS_DISK: // 26 |
| case ERROR_SECTOR_NOT_FOUND: // 27 |
| case ERROR_OUT_OF_PAPER: // 28 |
| case ERROR_WRITE_FAULT: // 29 |
| case ERROR_READ_FAULT: // 30 |
| case ERROR_GEN_FAILURE: // 31 |
| case ERROR_SHARING_VIOLATION: // 32 |
| case ERROR_LOCK_VIOLATION: // 33 |
| case ERROR_WRONG_DISK: // 34 |
| case ERROR_SHARING_BUFFER_EXCEEDED: // 36 |
| case ERROR_NETWORK_ACCESS_DENIED: // 65 |
| case ERROR_CANNOT_MAKE: // 82 |
| case ERROR_FAIL_I24: // 83 |
| case ERROR_DRIVE_LOCKED: // 108 |
| case ERROR_SEEK_ON_DEVICE: // 132 |
| case ERROR_NOT_LOCKED: // 158 |
| case ERROR_LOCK_FAILED: // 167 |
| case 35: // 35 (undefined) |
| return EACCES; |
| |
| case ERROR_FILE_EXISTS: // 80 |
| case ERROR_ALREADY_EXISTS: // 183 |
| return EEXIST; |
| |
| case ERROR_NOT_SAME_DEVICE: // 17 |
| return EXDEV; |
| |
| case ERROR_DIRECTORY: // 267 (bpo-12802) |
| return ENOTDIR; |
| |
| case ERROR_TOO_MANY_OPEN_FILES: // 4 |
| return EMFILE; |
| |
| case ERROR_DISK_FULL: // 112 |
| return ENOSPC; |
| |
| case ERROR_BROKEN_PIPE: // 109 |
| case ERROR_NO_DATA: // 232 (bpo-13063) |
| return EPIPE; |
| |
| case ERROR_DIR_NOT_EMPTY: // 145 |
| return ENOTEMPTY; |
| |
| case ERROR_NO_UNICODE_TRANSLATION: // 1113 |
| return EILSEQ; |
| |
| case ERROR_INVALID_FUNCTION: // 1 |
| case ERROR_INVALID_ACCESS: // 12 |
| case ERROR_INVALID_DATA: // 13 |
| case ERROR_INVALID_PARAMETER: // 87 |
| case ERROR_NEGATIVE_SEEK: // 131 |
| default: |
| return EINVAL; |
| } |
| } |
