Fixes Android_JNI_FileRead behaviour where reading past the end of a file returns zero instead of the number of bytes read.

This commit is contained in:
Gabriel Jacobo 2012-07-20 15:22:48 -03:00
parent 9a4128b20d
commit e4b5104b91

View file

@ -591,9 +591,13 @@ extern "C" size_t Android_JNI_FileRead(SDL_RWops* ctx, void* buffer,
size_t size, size_t maxnum)
{
LocalReferenceHolder refs;
int bytesRemaining = size * maxnum;
jlong bytesRemaining = (jlong) (size * maxnum);
jlong bytesMax = (jlong) (ctx->hidden.androidio.size - ctx->hidden.androidio.position);
int bytesRead = 0;
/* Don't read more bytes than those that remain in the file, otherwise we get an exception */
if (bytesRemaining > bytesMax) bytesRemaining = bytesMax;
JNIEnv *mEnv = Android_JNI_GetEnv();
if (!refs.init(mEnv)) {
return -1;