1083 void BZ_API(BZ2_bzWrite)(int* bzerror, BZFILE* b, void* buf, int len) {  in BZ_API()
1088     if (bzf == nullptr || buf == nullptr || len < 0) {  in BZ_API()
1101     if (len == 0) {  in BZ_API()
1106     bzf->strm.avail_in = len;  in BZ_API()
1299 int BZ_API(BZ2_bzRead)(int* bzerror, BZFILE* b, void* buf, int len) {  in BZ_API()
1305     if (bzf == nullptr || buf == nullptr || len < 0) {  in BZ_API()
1315     if (len == 0) {  in BZ_API()
1320     bzf->strm.avail_out = len;  in BZ_API()
1355             return len - bzf->strm.avail_out;  in BZ_API()
1359             return len;  in BZ_API()
1610 int BZ_API(BZ2_bzread)(BZFILE* b, void* buf, int len) {  in BZ_API()
1614     nread = BZ2_bzRead(&bzerr, b, buf, len);  in BZ_API()
1624 int BZ_API(BZ2_bzwrite)(BZFILE* b, void* buf, int len) {  in BZ_API()
1627     BZ2_bzWrite(&bzerr, b, buf, len);  in BZ_API()
1629         return len;  in BZ_API()