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Diffstat (limited to 'nbd/client.c')
-rw-r--r--nbd/client.c42
1 files changed, 21 insertions, 21 deletions
diff --git a/nbd/client.c b/nbd/client.c
index 595d99ed30..17ac85ff57 100644
--- a/nbd/client.c
+++ b/nbd/client.c
@@ -88,7 +88,7 @@ static QTAILQ_HEAD(, NBDExport) exports = QTAILQ_HEAD_INITIALIZER(exports);
/* Discard length bytes from channel. Return -errno on failure and 0 on
* success*/
-static int drop_sync(QIOChannel *ioc, size_t size, Error **errp)
+static int nbd_drop(QIOChannel *ioc, size_t size, Error **errp)
{
ssize_t ret = 0;
char small[1024];
@@ -97,7 +97,7 @@ static int drop_sync(QIOChannel *ioc, size_t size, Error **errp)
buffer = sizeof(small) >= size ? small : g_malloc(MIN(65536, size));
while (size > 0) {
ssize_t count = MIN(65536, size);
- ret = read_sync(ioc, buffer, MIN(65536, size), errp);
+ ret = nbd_read(ioc, buffer, MIN(65536, size), errp);
if (ret < 0) {
goto cleanup;
@@ -135,12 +135,12 @@ static int nbd_send_option_request(QIOChannel *ioc, uint32_t opt,
stl_be_p(&req.option, opt);
stl_be_p(&req.length, len);
- if (write_sync(ioc, &req, sizeof(req), errp) < 0) {
+ if (nbd_write(ioc, &req, sizeof(req), errp) < 0) {
error_prepend(errp, "Failed to send option request header");
return -1;
}
- if (len && write_sync(ioc, (char *) data, len, errp) < 0) {
+ if (len && nbd_write(ioc, (char *) data, len, errp) < 0) {
error_prepend(errp, "Failed to send option request data");
return -1;
}
@@ -169,7 +169,7 @@ static int nbd_receive_option_reply(QIOChannel *ioc, uint32_t opt,
nbd_opt_reply *reply, Error **errp)
{
QEMU_BUILD_BUG_ON(sizeof(*reply) != 20);
- if (read_sync(ioc, reply, sizeof(*reply), errp) < 0) {
+ if (nbd_read(ioc, reply, sizeof(*reply), errp) < 0) {
error_prepend(errp, "failed to read option reply");
nbd_send_opt_abort(ioc);
return -1;
@@ -218,7 +218,7 @@ static int nbd_handle_reply_err(QIOChannel *ioc, nbd_opt_reply *reply,
goto cleanup;
}
msg = g_malloc(reply->length + 1);
- if (read_sync(ioc, msg, reply->length, errp) < 0) {
+ if (nbd_read(ioc, msg, reply->length, errp) < 0) {
error_prepend(errp, "failed to read option error message");
goto cleanup;
}
@@ -320,7 +320,7 @@ static int nbd_receive_list(QIOChannel *ioc, const char *want, bool *match,
nbd_send_opt_abort(ioc);
return -1;
}
- if (read_sync(ioc, &namelen, sizeof(namelen), errp) < 0) {
+ if (nbd_read(ioc, &namelen, sizeof(namelen), errp) < 0) {
error_prepend(errp, "failed to read option name length");
nbd_send_opt_abort(ioc);
return -1;
@@ -333,7 +333,7 @@ static int nbd_receive_list(QIOChannel *ioc, const char *want, bool *match,
return -1;
}
if (namelen != strlen(want)) {
- if (drop_sync(ioc, len, errp) < 0) {
+ if (nbd_drop(ioc, len, errp) < 0) {
error_prepend(errp, "failed to skip export name with wrong length");
nbd_send_opt_abort(ioc);
return -1;
@@ -342,14 +342,14 @@ static int nbd_receive_list(QIOChannel *ioc, const char *want, bool *match,
}
assert(namelen < sizeof(name));
- if (read_sync(ioc, name, namelen, errp) < 0) {
+ if (nbd_read(ioc, name, namelen, errp) < 0) {
error_prepend(errp, "failed to read export name");
nbd_send_opt_abort(ioc);
return -1;
}
name[namelen] = '\0';
len -= namelen;
- if (drop_sync(ioc, len, errp) < 0) {
+ if (nbd_drop(ioc, len, errp) < 0) {
error_prepend(errp, "failed to read export description");
nbd_send_opt_abort(ioc);
return -1;
@@ -476,7 +476,7 @@ int nbd_receive_negotiate(QIOChannel *ioc, const char *name, uint16_t *flags,
goto fail;
}
- if (read_sync(ioc, buf, 8, errp) < 0) {
+ if (nbd_read(ioc, buf, 8, errp) < 0) {
error_prepend(errp, "Failed to read data");
goto fail;
}
@@ -502,7 +502,7 @@ int nbd_receive_negotiate(QIOChannel *ioc, const char *name, uint16_t *flags,
goto fail;
}
- if (read_sync(ioc, &magic, sizeof(magic), errp) < 0) {
+ if (nbd_read(ioc, &magic, sizeof(magic), errp) < 0) {
error_prepend(errp, "Failed to read magic");
goto fail;
}
@@ -514,7 +514,7 @@ int nbd_receive_negotiate(QIOChannel *ioc, const char *name, uint16_t *flags,
uint16_t globalflags;
bool fixedNewStyle = false;
- if (read_sync(ioc, &globalflags, sizeof(globalflags), errp) < 0) {
+ if (nbd_read(ioc, &globalflags, sizeof(globalflags), errp) < 0) {
error_prepend(errp, "Failed to read server flags");
goto fail;
}
@@ -532,7 +532,7 @@ int nbd_receive_negotiate(QIOChannel *ioc, const char *name, uint16_t *flags,
}
/* client requested flags */
clientflags = cpu_to_be32(clientflags);
- if (write_sync(ioc, &clientflags, sizeof(clientflags), errp) < 0) {
+ if (nbd_write(ioc, &clientflags, sizeof(clientflags), errp) < 0) {
error_prepend(errp, "Failed to send clientflags field");
goto fail;
}
@@ -570,13 +570,13 @@ int nbd_receive_negotiate(QIOChannel *ioc, const char *name, uint16_t *flags,
}
/* Read the response */
- if (read_sync(ioc, &s, sizeof(s), errp) < 0) {
+ if (nbd_read(ioc, &s, sizeof(s), errp) < 0) {
error_prepend(errp, "Failed to read export length");
goto fail;
}
*size = be64_to_cpu(s);
- if (read_sync(ioc, flags, sizeof(*flags), errp) < 0) {
+ if (nbd_read(ioc, flags, sizeof(*flags), errp) < 0) {
error_prepend(errp, "Failed to read export flags");
goto fail;
}
@@ -593,14 +593,14 @@ int nbd_receive_negotiate(QIOChannel *ioc, const char *name, uint16_t *flags,
goto fail;
}
- if (read_sync(ioc, &s, sizeof(s), errp) < 0) {
+ if (nbd_read(ioc, &s, sizeof(s), errp) < 0) {
error_prepend(errp, "Failed to read export length");
goto fail;
}
*size = be64_to_cpu(s);
TRACE("Size is %" PRIu64, *size);
- if (read_sync(ioc, &oldflags, sizeof(oldflags), errp) < 0) {
+ if (nbd_read(ioc, &oldflags, sizeof(oldflags), errp) < 0) {
error_prepend(errp, "Failed to read export flags");
goto fail;
}
@@ -616,7 +616,7 @@ int nbd_receive_negotiate(QIOChannel *ioc, const char *name, uint16_t *flags,
}
TRACE("Size is %" PRIu64 ", export flags %" PRIx16, *size, *flags);
- if (zeroes && drop_sync(ioc, 124, errp) < 0) {
+ if (zeroes && nbd_drop(ioc, 124, errp) < 0) {
error_prepend(errp, "Failed to read reserved block");
goto fail;
}
@@ -759,7 +759,7 @@ ssize_t nbd_send_request(QIOChannel *ioc, NBDRequest *request)
stq_be_p(buf + 16, request->from);
stl_be_p(buf + 24, request->len);
- return write_sync(ioc, buf, sizeof(buf), NULL);
+ return nbd_write(ioc, buf, sizeof(buf), NULL);
}
ssize_t nbd_receive_reply(QIOChannel *ioc, NBDReply *reply, Error **errp)
@@ -768,7 +768,7 @@ ssize_t nbd_receive_reply(QIOChannel *ioc, NBDReply *reply, Error **errp)
uint32_t magic;
ssize_t ret;
- ret = read_sync_eof(ioc, buf, sizeof(buf), errp);
+ ret = nbd_read_eof(ioc, buf, sizeof(buf), errp);
if (ret <= 0) {
return ret;
}
generated by cgit v1.2.3 (git 2.26.2) at 2024-12-25 09:43:02 +0000