From 4f9fa11a788dc367f89ca47544f42323c0e73a14 Mon Sep 17 00:00:00 2001 From: Vikas Gorur Date: Thu, 17 Sep 2009 05:56:27 +0000 Subject: protocol/client: Implement rchecksum. Signed-off-by: Anand V. Avati --- xlators/protocol/client/src/client-protocol.c | 71 +++++++++++++++++++++++++++ 1 file changed, 71 insertions(+) (limited to 'xlators/protocol/client') diff --git a/xlators/protocol/client/src/client-protocol.c b/xlators/protocol/client/src/client-protocol.c index 6572dbf6f6d..a09e1ad34e7 100644 --- a/xlators/protocol/client/src/client-protocol.c +++ b/xlators/protocol/client/src/client-protocol.c @@ -5531,6 +5531,75 @@ client_checksum_cbk (call_frame_t *frame, gf_hdr_common_t *hdr, size_t hdrlen, return 0; } + +int +client_rchecksum (call_frame_t *frame, xlator_t *this, fd_t *fd, off_t offset, + int32_t len) +{ + gf_hdr_common_t *hdr = NULL; + gf_fop_rchecksum_req_t *req = NULL; + size_t hdrlen = -1; + int ret = -1; + + int64_t remote_fd = -1; + client_fd_ctx_t *fdctx = NULL; + + hdrlen = gf_hdr_len (req, 0); + hdr = gf_hdr_new (req, 0); + req = gf_param (hdr); + + fdctx = this_fd_get_ctx (fd, this); + if (fdctx == NULL) { + gf_log (this->name, GF_LOG_TRACE, + "(%"PRId64"): failed to get fd ctx. EBADFD", + fd->inode->ino); + STACK_UNWIND (frame, -1, EBADFD, 0, NULL); + return 0; + } + remote_fd = fdctx->remote_fd; + + req->fd = hton64 (remote_fd); + req->offset = hton64 (offset); + req->len = hton32 (len); + + ret = protocol_client_xfer (frame, this, + CLIENT_CHANNEL (this, CHANNEL_BULK), + GF_OP_TYPE_FOP_REQUEST, GF_FOP_RCHECKSUM, + hdr, hdrlen, NULL, 0, NULL); + + return ret; +} + + +int +client_rchecksum_cbk (call_frame_t *frame, gf_hdr_common_t *hdr, size_t hdrlen, + struct iobuf *iobuf) +{ + gf_fop_rchecksum_rsp_t *rsp = NULL; + + int32_t op_ret = 0; + int32_t op_errno = 0; + int32_t gf_errno = 0; + uint32_t weak_checksum = 0; + unsigned char *strong_checksum = NULL; + + rsp = gf_param (hdr); + + op_ret = ntoh32 (hdr->rsp.op_ret); + gf_errno = ntoh32 (hdr->rsp.op_errno); + op_errno = gf_error_to_errno (gf_errno); + + if (op_ret >= 0) { + weak_checksum = rsp->weak_checksum; + strong_checksum = rsp->strong_checksum; + } + + STACK_UNWIND (frame, op_ret, op_errno, weak_checksum, strong_checksum); + + return 0; +} + + /* * client_setspec_cbk - setspec callback for client protocol * @frame: call frame @@ -5897,6 +5966,7 @@ static gf_op_t gf_fops[] = { [GF_FOP_ENTRYLK] = client_entrylk_cbk, [GF_FOP_FENTRYLK] = client_fentrylk_cbk, [GF_FOP_CHECKSUM] = client_checksum_cbk, + [GF_FOP_RCHECKSUM] = client_rchecksum_cbk, [GF_FOP_XATTROP] = client_xattrop_cbk, [GF_FOP_FXATTROP] = client_fxattrop_cbk, }; @@ -6536,6 +6606,7 @@ struct xlator_fops fops = { .setdents = client_setdents, .getdents = client_getdents, .checksum = client_checksum, + .rchecksum = client_rchecksum, .xattrop = client_xattrop, .fxattrop = client_fxattrop, }; -- cgit