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authorVikas Gorur <vikas@gluster.com>2009-09-17 05:56:27 +0000
committerAnand V. Avati <avati@dev.gluster.com>2009-09-22 06:13:33 -0700
commit4f9fa11a788dc367f89ca47544f42323c0e73a14 (patch)
tree39d7b5edb30e6fa8876b82eb9e016958cb7ba799 /xlators/protocol/client
parent45707a5ae95a9154a57fb7bf56f7cd64e2c40896 (diff)
protocol/client: Implement rchecksum.
Signed-off-by: Anand V. Avati <avati@dev.gluster.com>
Diffstat (limited to 'xlators/protocol/client')
-rw-r--r--xlators/protocol/client/src/client-protocol.c71
1 files changed, 71 insertions, 0 deletions
diff --git a/xlators/protocol/client/src/client-protocol.c b/xlators/protocol/client/src/client-protocol.c
index 6572dbf6f..a09e1ad34 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,
};