diff options
| -rw-r--r-- | savevm.c | 20 |
1 files changed, 8 insertions, 12 deletions
@@ -119,8 +119,8 @@ struct QEMUFile { void *opaque; int is_write; - int64_t buf_offset; /* start of buffer when writing, end of buffer - when reading */ + int64_t pos; /* start of buffer when writing, end of buffer + when reading */ int buf_index; int buf_size; /* 0 when writing */ uint8_t buf[IO_BUF_SIZE]; @@ -505,9 +505,9 @@ static void qemu_fflush(QEMUFile *f) return; } if (f->is_write && f->buf_index > 0) { - ret = f->ops->put_buffer(f->opaque, f->buf, f->buf_offset, f->buf_index); + ret = f->ops->put_buffer(f->opaque, f->buf, f->pos, f->buf_index); if (ret >= 0) { - f->buf_offset += f->buf_index; + f->pos += f->buf_index; } f->buf_index = 0; } @@ -534,11 +534,11 @@ static void qemu_fill_buffer(QEMUFile *f) f->buf_index = 0; f->buf_size = pending; - len = f->ops->get_buffer(f->opaque, f->buf + pending, f->buf_offset, + len = f->ops->get_buffer(f->opaque, f->buf + pending, f->pos, IO_BUF_SIZE - pending); if (len > 0) { f->buf_size += len; - f->buf_offset += len; + f->pos += len; } else if (len == 0) { qemu_file_set_error(f, -EIO); } else if (len != -EAGAIN) @@ -718,12 +718,8 @@ int qemu_get_byte(QEMUFile *f) int64_t qemu_ftell(QEMUFile *f) { - /* buf_offset excludes buffer for writing but includes it for reading */ - if (f->is_write) { - return f->buf_offset + f->buf_index; - } else { - return f->buf_offset - f->buf_size + f->buf_index; - } + qemu_fflush(f); + return f->pos; } int qemu_file_rate_limit(QEMUFile *f) |