ssize_t qemu_put_compression_data(QEMUFile *f, const uint8_t *p, size_t size, int level) { ssize_t blen = IO_BUF_SIZE - f->buf_index - sizeof(int32_t); if (blen < compressBound(size)) { return 0; } if (compress2(f->buf + f->buf_index + sizeof(int32_t), (uLongf *)&blen, (Bytef *)p, size, level) != Z_OK) { error_report("Compress Failed!"); return 0; } qemu_put_be32(f, blen); f->buf_index += blen; return blen + sizeof(int32_t); }
ssize_t qemu_put_compression_data(QEMUFile *f, const uint8_t *p, size_t size, int level) { ssize_t blen = IO_BUF_SIZE - f->buf_index - sizeof(int32_t); if (blen < compressBound(size)) { return 0; } if (compress2(f->buf + f->buf_index + sizeof(int32_t), (uLongf *)&blen, (Bytef *)p, size, level) != Z_OK) { error_report("Compress Failed!"); return 0; } qemu_put_be32(f, blen); f->buf_index += blen; return blen + sizeof(int32_t); }