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1
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1 #pragma once
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2
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3
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4 namespace foobar2000_io
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5 {
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6 //! Generic I/O error. Root class for I/O failure exception. See relevant default message for description of each derived exception class.
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7 PFC_DECLARE_EXCEPTION(exception_io, pfc::exception, "I/O error");
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8 //! Object not found.
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9 PFC_DECLARE_EXCEPTION(exception_io_not_found, exception_io, "Object not found");
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10 //! Access denied. \n
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11 //! Special Windows note: this MAY be thrown instead of exception_io_sharing_violation by operations that rename/move files due to Win32 MoveFile() bugs.
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12 PFC_DECLARE_EXCEPTION(exception_io_denied, exception_io, "Access denied");
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13 //! Access denied.
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14 PFC_DECLARE_EXCEPTION(exception_io_denied_readonly, exception_io_denied, "File is read-only");
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15 //! Unsupported format or corrupted file (unexpected data encountered).
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16 PFC_DECLARE_EXCEPTION(exception_io_data, exception_io, "Unsupported format or corrupted file");
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17 //! Unsupported format or corrupted file (truncation encountered).
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18 PFC_DECLARE_EXCEPTION(exception_io_data_truncation, exception_io_data, "Unsupported format or corrupted file");
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19 //! Unsupported format (a subclass of "unsupported format or corrupted file" exception).
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20 PFC_DECLARE_EXCEPTION(exception_io_unsupported_format, exception_io_data, "Unsupported file format");
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21 //! Decode error - subsong index out of expected range
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22 PFC_DECLARE_EXCEPTION(exception_io_bad_subsong_index, exception_io_data, "Unexpected subsong index");
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23 //! Object is remote, while specific operation is supported only for local objects.
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24 PFC_DECLARE_EXCEPTION(exception_io_object_is_remote, exception_io, "This operation is not supported on remote objects");
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25 //! Sharing violation.
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26 PFC_DECLARE_EXCEPTION(exception_io_sharing_violation, exception_io, "File is already in use");
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27 //! Device full.
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28 PFC_DECLARE_EXCEPTION(exception_io_device_full, exception_io, "Device full");
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29 //! Attempt to seek outside valid range.
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30 PFC_DECLARE_EXCEPTION(exception_io_seek_out_of_range, exception_io, "Seek offset out of range");
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31 //! This operation requires a seekable object.
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32 PFC_DECLARE_EXCEPTION(exception_io_object_not_seekable, exception_io, "Object is not seekable");
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33 //! This operation requires an object with known length.
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34 PFC_DECLARE_EXCEPTION(exception_io_no_length, exception_io, "Length of object is unknown");
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35 //! Invalid path.
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36 PFC_DECLARE_EXCEPTION(exception_io_no_handler_for_path, exception_io, "Invalid path");
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37 //! Object already exists.
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38 PFC_DECLARE_EXCEPTION(exception_io_already_exists, exception_io, "Object already exists");
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39 //! Pipe error.
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40 PFC_DECLARE_EXCEPTION(exception_io_no_data, exception_io, "The process receiving or sending data has terminated");
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41 //! Network not reachable.
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42 PFC_DECLARE_EXCEPTION(exception_io_network_not_reachable, exception_io, "Network not reachable");
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43 //! Media is write protected.
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44 PFC_DECLARE_EXCEPTION(exception_io_write_protected, exception_io_denied, "The media is write protected");
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45 //! File is corrupted. This indicates filesystem call failure, not actual invalid data being read by the app.
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46 PFC_DECLARE_EXCEPTION(exception_io_file_corrupted, exception_io, "The file is corrupted");
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47 //! The disc required for requested operation is not available.
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48 PFC_DECLARE_EXCEPTION(exception_io_disk_change, exception_io, "Disc not available");
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49 //! The directory is not empty.
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50 PFC_DECLARE_EXCEPTION(exception_io_directory_not_empty, exception_io, "Directory not empty");
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51 //! A network connectivity error
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52 PFC_DECLARE_EXCEPTION(exception_io_net, exception_io, "Network error");
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53 //! A network security error
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54 PFC_DECLARE_EXCEPTION(exception_io_net_security, exception_io_net, "Network security error");
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55 //! A network connectivity error, specifically a DNS query failure
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56 PFC_DECLARE_EXCEPTION(exception_io_dns, exception_io_net, "DNS error");
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57 //! The path does not point to a directory.
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58 PFC_DECLARE_EXCEPTION(exception_io_not_directory, exception_io, "Not a directory");
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59 //! Functionality not supported by this device or file system.
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60 PFC_DECLARE_EXCEPTION(exception_io_unsupported_feature, exception_io, "Unsupported feature");
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61
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62 #ifdef _WIN32
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63 PFC_NORETURN void exception_io_from_win32(DWORD p_code);
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64 #define WIN32_IO_OP(X) {SetLastError(NO_ERROR); if (!(X)) exception_io_from_win32(GetLastError());}
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65
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66 // SPECIAL WORKAROUND: throw "file is read-only" rather than "access denied" where appropriate
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67 PFC_NORETURN void win32_file_write_failure(DWORD p_code, const char* path);
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68 #else
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69
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70 PFC_NORETURN void exception_io_from_nix(int code);
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71 PFC_NORETURN void nix_io_op_fail();
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72 void nix_pre_io_op();
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73 #define NIX_IO_OP(X) { if (!(X)) nix_io_op_fail();}
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74
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75 #endif
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76
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77 }
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