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SDL_IOFromMem/SDL_IOFromConstMem: free userdata on close

This commit is contained in:
Anonymous Maarten 2024-03-15 23:55:29 +01:00
parent ea60c2079b
commit 572e088b8f
1 changed files with 7 additions and 0 deletions
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7
src/file/SDL_iostream.c
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@ -505,6 +505,11 @@ static size_t SDLCALL mem_write(void *userdata, const void *ptr, size_t size, SD
return mem_io(userdata, iodata->here, ptr, size);
}
static int SDLCALL mem_close(void *userdata) {
SDL_free(userdata);
return 0;
}
/* Functions to create SDL_IOStream structures from various data sources */
#if defined(HAVE_STDIO_H) && !defined(SDL_PLATFORM_WINDOWS)
@ -679,6 +684,7 @@ SDL_IOStream *SDL_IOFromMem(void *mem, size_t size)
iface.seek = mem_seek;
iface.read = mem_read;
iface.write = mem_write;
iface.close = mem_close;
iodata->base = (Uint8 *)mem;
iodata->here = iodata->base;
@ -712,6 +718,7 @@ SDL_IOStream *SDL_IOFromConstMem(const void *mem, size_t size)
iface.seek = mem_seek;
iface.read = mem_read;
// leave iface.write as NULL.
iface.close = mem_close;
iodata->base = (Uint8 *)mem;
iodata->here = iodata->base;