Mercurial > repos > blastem
annotate util.h @ 1369:3e7a921718de
Fix handling of test register selected sprite layer in border area. Gets rid of the border garbage in the "disco floor/ceiling" scene of OD2
author | Michael Pavone <pavone@retrodev.com> |
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date | Tue, 23 May 2017 19:09:57 -0700 |
parents | 5ceb316c479a |
children | e2bd03ed3190 |
rev | line source |
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495
39cad98d2789
Allow OpenGL support to be disabled at compile time. Move generic utility functions out of config.c
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1 #ifndef UTIL_H_ |
39cad98d2789
Allow OpenGL support to be disabled at compile time. Move generic utility functions out of config.c
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2 #define UTIL_H_ |
39cad98d2789
Allow OpenGL support to be disabled at compile time. Move generic utility functions out of config.c
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3 |
39cad98d2789
Allow OpenGL support to be disabled at compile time. Move generic utility functions out of config.c
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4 #include <stdio.h> |
957 | 5 #include <time.h> |
1295
96ad1b9bbb3a
Make save directory configurable. Satisfies ticket:4
Michael Pavone <pavone@retrodev.com>
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6 #include "tern.h" |
495
39cad98d2789
Allow OpenGL support to be disabled at compile time. Move generic utility functions out of config.c
Mike Pavone <pavone@retrodev.com>
parents:
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7 |
866
69a6ec208111
Menu ROM now pulls real file names from the OS rather than using a fake list
Michael Pavone <pavone@retrodev.com>
parents:
794
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8 typedef struct { |
69a6ec208111
Menu ROM now pulls real file names from the OS rather than using a fake list
Michael Pavone <pavone@retrodev.com>
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9 char *name; |
69a6ec208111
Menu ROM now pulls real file names from the OS rather than using a fake list
Michael Pavone <pavone@retrodev.com>
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794
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10 uint8_t is_dir; |
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Menu ROM now pulls real file names from the OS rather than using a fake list
Michael Pavone <pavone@retrodev.com>
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794
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11 } dir_entry; |
69a6ec208111
Menu ROM now pulls real file names from the OS rather than using a fake list
Michael Pavone <pavone@retrodev.com>
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794
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12 |
1008
51885857c019
Removed assumptions that path separators are Unix style outside of Unix-only verions of functions
Michael Pavone <pavone@retrodev.com>
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957
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13 #ifdef _WIN32 |
51885857c019
Removed assumptions that path separators are Unix style outside of Unix-only verions of functions
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14 #define PATH_SEP "\\" |
51885857c019
Removed assumptions that path separators are Unix style outside of Unix-only verions of functions
Michael Pavone <pavone@retrodev.com>
parents:
957
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15 #else |
51885857c019
Removed assumptions that path separators are Unix style outside of Unix-only verions of functions
Michael Pavone <pavone@retrodev.com>
parents:
957
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16 #define PATH_SEP "/" |
51885857c019
Removed assumptions that path separators are Unix style outside of Unix-only verions of functions
Michael Pavone <pavone@retrodev.com>
parents:
957
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17 #endif |
51885857c019
Removed assumptions that path separators are Unix style outside of Unix-only verions of functions
Michael Pavone <pavone@retrodev.com>
parents:
957
diff
changeset
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18 |
495
39cad98d2789
Allow OpenGL support to be disabled at compile time. Move generic utility functions out of config.c
Mike Pavone <pavone@retrodev.com>
parents:
diff
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19 //Utility functions |
39cad98d2789
Allow OpenGL support to be disabled at compile time. Move generic utility functions out of config.c
Mike Pavone <pavone@retrodev.com>
parents:
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20 |
39cad98d2789
Allow OpenGL support to be disabled at compile time. Move generic utility functions out of config.c
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
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21 //Allocates a new string containing the concatenation of first and second |
876
540cc4a7d626
Fix Android build breakage
Michael Pavone <pavone@retrodev.com>
parents:
875
diff
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22 char * alloc_concat(char const * first, char const * second); |
495
39cad98d2789
Allow OpenGL support to be disabled at compile time. Move generic utility functions out of config.c
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
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23 //Allocates a new string containing the concatenation of the strings pointed to by parts |
876
540cc4a7d626
Fix Android build breakage
Michael Pavone <pavone@retrodev.com>
parents:
875
diff
changeset
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24 char * alloc_concat_m(int num_parts, char const ** parts); |
1292
5905593d6828
Allow initial_path to contain variable references which allows the default value to be actually specified in the default config file
Michael Pavone <pavone@retrodev.com>
parents:
1140
diff
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25 //Returns a newly allocated string in which all variables in based are replaced with values from vars or the environment |
5905593d6828
Allow initial_path to contain variable references which allows the default value to be actually specified in the default config file
Michael Pavone <pavone@retrodev.com>
parents:
1140
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26 char *replace_vars(char *base, tern_node *vars, uint8_t allow_env); |
1103
22e87b739ad6
WIP split of ROM loading/argument parsing from Genesis emulation code. Compiles and doesn't crash, but nothing works. Still a few too many globals as well.
Michael Pavone <pavone@retrodev.com>
parents:
1008
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27 //Byteswaps a ROM image in memory |
22e87b739ad6
WIP split of ROM loading/argument parsing from Genesis emulation code. Compiles and doesn't crash, but nothing works. Still a few too many globals as well.
Michael Pavone <pavone@retrodev.com>
parents:
1008
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28 void byteswap_rom(int filesize, uint16_t *cart); |
495
39cad98d2789
Allow OpenGL support to be disabled at compile time. Move generic utility functions out of config.c
Mike Pavone <pavone@retrodev.com>
parents:
diff
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29 //Returns the size of a file using fseek and ftell |
39cad98d2789
Allow OpenGL support to be disabled at compile time. Move generic utility functions out of config.c
Mike Pavone <pavone@retrodev.com>
parents:
diff
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30 long file_size(FILE * f); |
39cad98d2789
Allow OpenGL support to be disabled at compile time. Move generic utility functions out of config.c
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
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31 //Strips whitespace and non-printable characters from the beginning and end of a string |
39cad98d2789
Allow OpenGL support to be disabled at compile time. Move generic utility functions out of config.c
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
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32 char * strip_ws(char * text); |
496
6fc71114d145
Extract function to determine executable directory from load_config so it can be used elsewhere
Mike Pavone <pavone@retrodev.com>
parents:
495
diff
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33 //Inserts a null after the first word, returns a pointer to the second word |
495
39cad98d2789
Allow OpenGL support to be disabled at compile time. Move generic utility functions out of config.c
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
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34 char * split_keyval(char * text); |
1305
5ceb316c479a
Allow games to be specified in ROM DB via sha1 instead of product ID. Added a new ROM DB memory map device type fixed for emulating simple fixed value copy protection registers. Used those two features to support Ya Se Chuan Shuo via a ROM DB entry.
Michael Pavone <pavone@retrodev.com>
parents:
1295
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35 //Takes a binary byte buffer and produces a lowercase hex string |
5ceb316c479a
Allow games to be specified in ROM DB via sha1 instead of product ID. Added a new ROM DB memory map device type fixed for emulating simple fixed value copy protection registers. Used those two features to support Ya Se Chuan Shuo via a ROM DB entry.
Michael Pavone <pavone@retrodev.com>
parents:
1295
diff
changeset
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36 void bin_to_hex(uint8_t *output, uint8_t *input, uint64_t size); |
1008
51885857c019
Removed assumptions that path separators are Unix style outside of Unix-only verions of functions
Michael Pavone <pavone@retrodev.com>
parents:
957
diff
changeset
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37 //Determines whether a character is a valid path separator for the current platform |
51885857c019
Removed assumptions that path separators are Unix style outside of Unix-only verions of functions
Michael Pavone <pavone@retrodev.com>
parents:
957
diff
changeset
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38 char is_path_sep(char c); |
51885857c019
Removed assumptions that path separators are Unix style outside of Unix-only verions of functions
Michael Pavone <pavone@retrodev.com>
parents:
957
diff
changeset
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39 //Determines whether a path is considered an absolute path on the current platform |
51885857c019
Removed assumptions that path separators are Unix style outside of Unix-only verions of functions
Michael Pavone <pavone@retrodev.com>
parents:
957
diff
changeset
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40 char is_absolute_path(char *path); |
955
229c23b3ab73
Switch to storing SRAM/EEPROM and save states in a per-game directory rather than next to the ROM (for SRAM/EEPROM) or in the current working directory (for save states)
Michael Pavone <pavone@retrodev.com>
parents:
876
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41 //Returns the basename of a path with th extension (if any) stripped |
229c23b3ab73
Switch to storing SRAM/EEPROM and save states in a per-game directory rather than next to the ROM (for SRAM/EEPROM) or in the current working directory (for save states)
Michael Pavone <pavone@retrodev.com>
parents:
876
diff
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42 char * basename_no_extension(char *path); |
1140
4490c9c12272
Detect system type from filename if header based methods fail. Allow overriding system type from command line.
Michael Pavone <pavone@retrodev.com>
parents:
1103
diff
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43 //Returns the extension from a path or NULL if there is no extension |
4490c9c12272
Detect system type from filename if header based methods fail. Allow overriding system type from command line.
Michael Pavone <pavone@retrodev.com>
parents:
1103
diff
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44 char *path_extension(char *path); |
768
2f48a3c187c6
Add support for reading cartridge memory map from ROM database, though without EEPROM support for now
Michael Pavone <pavone@retrodev.com>
parents:
742
diff
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45 //Gets the smallest power of two that is >= a certain value, won't work for values > 0x80000000 |
2f48a3c187c6
Add support for reading cartridge memory map from ROM database, though without EEPROM support for now
Michael Pavone <pavone@retrodev.com>
parents:
742
diff
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46 uint32_t nearest_pow2(uint32_t val); |
496
6fc71114d145
Extract function to determine executable directory from load_config so it can be used elsewhere
Mike Pavone <pavone@retrodev.com>
parents:
495
diff
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47 //Should be called by main with the value of argv[0] for use by get_exe_dir |
6fc71114d145
Extract function to determine executable directory from load_config so it can be used elsewhere
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parents:
495
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48 void set_exe_str(char * str); |
6fc71114d145
Extract function to determine executable directory from load_config so it can be used elsewhere
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parents:
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49 //Returns the directory the executable is in |
6fc71114d145
Extract function to determine executable directory from load_config so it can be used elsewhere
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parents:
495
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50 char * get_exe_dir(); |
742
2e1b3b258523
Make Windows port a little less half-assed
Michael Pavone <pavone@retrodev.com>
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496
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51 //Returns the user's home directory |
2e1b3b258523
Make Windows port a little less half-assed
Michael Pavone <pavone@retrodev.com>
parents:
496
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52 char * get_home_dir(); |
875
54ffba3768d6
Make menu stuff work on Android (theoretically)
Michael Pavone <pavone@retrodev.com>
parents:
866
diff
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53 //Returns an appropriate path for storing config files |
876
540cc4a7d626
Fix Android build breakage
Michael Pavone <pavone@retrodev.com>
parents:
875
diff
changeset
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54 char const *get_config_dir(); |
955
229c23b3ab73
Switch to storing SRAM/EEPROM and save states in a per-game directory rather than next to the ROM (for SRAM/EEPROM) or in the current working directory (for save states)
Michael Pavone <pavone@retrodev.com>
parents:
876
diff
changeset
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55 //Returns an appropriate path for saving non-config data like savestates |
1295
96ad1b9bbb3a
Make save directory configurable. Satisfies ticket:4
Michael Pavone <pavone@retrodev.com>
parents:
1292
diff
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56 char const *get_userdata_dir(); |
875
54ffba3768d6
Make menu stuff work on Android (theoretically)
Michael Pavone <pavone@retrodev.com>
parents:
866
diff
changeset
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57 //Reads a file bundled with the executable |
1140
4490c9c12272
Detect system type from filename if header based methods fail. Allow overriding system type from command line.
Michael Pavone <pavone@retrodev.com>
parents:
1103
diff
changeset
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58 char *read_bundled_file(char *name, uint32_t *sizeret); |
866
69a6ec208111
Menu ROM now pulls real file names from the OS rather than using a fake list
Michael Pavone <pavone@retrodev.com>
parents:
794
diff
changeset
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59 //Retunrs an array of normal files and directories residing in a directory |
69a6ec208111
Menu ROM now pulls real file names from the OS rather than using a fake list
Michael Pavone <pavone@retrodev.com>
parents:
794
diff
changeset
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60 dir_entry *get_dir_list(char *path, size_t *numret); |
69a6ec208111
Menu ROM now pulls real file names from the OS rather than using a fake list
Michael Pavone <pavone@retrodev.com>
parents:
794
diff
changeset
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61 //Frees a dir list returned by get_dir_list |
69a6ec208111
Menu ROM now pulls real file names from the OS rather than using a fake list
Michael Pavone <pavone@retrodev.com>
parents:
794
diff
changeset
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62 void free_dir_list(dir_entry *list, size_t numentries); |
957 | 63 //Gets the modification time of a file |
64 time_t get_modification_time(char *path); | |
955
229c23b3ab73
Switch to storing SRAM/EEPROM and save states in a per-game directory rather than next to the ROM (for SRAM/EEPROM) or in the current working directory (for save states)
Michael Pavone <pavone@retrodev.com>
parents:
876
diff
changeset
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65 //Recusrively creates a directory if it does not exist |
229c23b3ab73
Switch to storing SRAM/EEPROM and save states in a per-game directory rather than next to the ROM (for SRAM/EEPROM) or in the current working directory (for save states)
Michael Pavone <pavone@retrodev.com>
parents:
876
diff
changeset
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66 int ensure_dir_exists(char *path); |
496
6fc71114d145
Extract function to determine executable directory from load_config so it can be used elsewhere
Mike Pavone <pavone@retrodev.com>
parents:
495
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67 //Returns the contents of a symlink in a newly allocated string |
6fc71114d145
Extract function to determine executable directory from load_config so it can be used elsewhere
Mike Pavone <pavone@retrodev.com>
parents:
495
diff
changeset
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68 char * readlink_alloc(char * path); |
792
724bbec47f86
Use a new fatal_error function instead of calling fprintf and exit for fatal errors. This new function more gracefully handles the case in which BlastEm was not started from a terminal or disconnected from ther terminal (Windows).
Michael Pavone <pavone@retrodev.com>
parents:
768
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69 //Prints an error message to stderr and to a message box if not in headless mode and then exits |
724bbec47f86
Use a new fatal_error function instead of calling fprintf and exit for fatal errors. This new function more gracefully handles the case in which BlastEm was not started from a terminal or disconnected from ther terminal (Windows).
Michael Pavone <pavone@retrodev.com>
parents:
768
diff
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70 void fatal_error(char *format, ...); |
724bbec47f86
Use a new fatal_error function instead of calling fprintf and exit for fatal errors. This new function more gracefully handles the case in which BlastEm was not started from a terminal or disconnected from ther terminal (Windows).
Michael Pavone <pavone@retrodev.com>
parents:
768
diff
changeset
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71 //Prints an information message to stdout and to a message box if not in headless mode and not attached to a console |
724bbec47f86
Use a new fatal_error function instead of calling fprintf and exit for fatal errors. This new function more gracefully handles the case in which BlastEm was not started from a terminal or disconnected from ther terminal (Windows).
Michael Pavone <pavone@retrodev.com>
parents:
768
diff
changeset
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72 void info_message(char *format, ...); |
794
792be135d3af
Spawn a terminal for the debugger when needed if we are not already attached to one
Michael Pavone <pavone@retrodev.com>
parents:
792
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73 //Prints an information message to stderr and to a message box if not in headless mode and not attached to a console |
792be135d3af
Spawn a terminal for the debugger when needed if we are not already attached to one
Michael Pavone <pavone@retrodev.com>
parents:
792
diff
changeset
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74 void warning(char *format, ...); |
495
39cad98d2789
Allow OpenGL support to be disabled at compile time. Move generic utility functions out of config.c
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
75 |
39cad98d2789
Allow OpenGL support to be disabled at compile time. Move generic utility functions out of config.c
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
76 #endif //UTIL_H_ |