power_play/src/base/base_incbin.h
2025-07-29 21:24:34 -05:00

79 lines
2.3 KiB
C

#if CompilerIsMsvc
////////////////////////////////
//~ Msvc incbin types
Struct(IncbinRcSearchParams)
{
/* In */
String name_lower;
/* Out */
b32 found;
String data;
};
typedef i32 IncbinStatus; enum
{
IncbinStatus_Unsearched,
IncbinStatus_Searching,
IncbinStatus_Searched
};
Struct(IncbinRcResource)
{
Atomic32 state;
String rc_name;
String data;
};
////////////////////////////////
//~ Msvc incbin operations
b32 IncbinEnumerateResourceNamesFunc(void *module, const wchar_t *type, const wchar_t *wstr_entry_name, i64 udata);
String StringFromIncbinRcResource(IncbinRcResource *inc);
/* NOTE: Msvc doesn't have an Inline assembler that can include binary data.
* So instead these macros will trigger a lookup into the embedded RC file for
* entries matched by name (this requires the build system to generate and link
* RC file).
*/
#define IncbinInclude(var, _rc_name) static IncbinRcResource _incbin_ ## var = { .rc_name = LIT_NOCAST((_rc_name)) }
#define IncbinGet(var) StringFromIncbinRcResource(&_incbin_ ## var)
String StringFromIncbinRcResource(struct IncbinRcResource *inc);
#else /* CompilerIsMsvc */
////////////////////////////////
//~ Clang incbin operations
#if PlatformIsWindows
# define IncbinSection ".rdata, \"dr\""
#elif PlatformIsMac
# define IncbinSection "__TEXT,__const"
#else
# define IncbinSection ".rodata"
#endif
/* Includes raw binary data into the executable. */
/* https://gist.github.com/mmozeiko/ed9655cf50341553d282 */
#define IncbinInclude(var, filename) \
__asm__(".section " IncbinSection "\n" \
".global _incbin_" Stringize(var) "_start\n" \
".balign 16\n" \
"_incbin_" Stringize(var) "_start:\n" \
".incbin \"" filename "\"\n" \
\
".global _incbin_" Stringize(var) "_end\n" \
".balign 1\n" \
"_incbin_" Stringize(var) "_end:\n" \
); \
extern __attribute((aligned(16))) const char _incbin_ ## var ## _start[]; \
extern const char _incbin_ ## var ## _end[]
/* Retrieve a string from included data using the variable supplied to IncbinInclude */
#define IncbinGet(var) STRING_FROM_POINTERS(_incbin_ ## var ## _start, _incbin_ ## var ## _end)
#endif /* CompilerIsClang */