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-rw-r--r--CHANGES2
-rw-r--r--RELEASE-NOTES1
-rw-r--r--lib/ssh.c16
3 files changed, 16 insertions, 3 deletions
diff --git a/CHANGES b/CHANGES
index bd7434089..37553ee0c 100644
--- a/CHANGES
+++ b/CHANGES
@@ -7,6 +7,8 @@
Changelog
Daniel Stenberg (22 Dec 2008)
+- Given a recent enough libssh2, libcurl can now seek/resume with SFTP even
+ on file indexes beyond 2 or 4GB.
- Anthony Bryan provided a set of patches that cleaned up manual language,
corrected spellings and more.
diff --git a/RELEASE-NOTES b/RELEASE-NOTES
index fff8f41a8..5783b5eae 100644
--- a/RELEASE-NOTES
+++ b/RELEASE-NOTES
@@ -37,6 +37,7 @@ This release includes the following bugfixes:
o curl_multi_timeout() no longer returns timeout 0 when there's nothing to do
yet
o the multi_socket API and HTTP pipelining now work a lot better when combined
+ o SFTP seek/resume beyond 32bit file sizes
This release includes the following known bugs:
diff --git a/lib/ssh.c b/lib/ssh.c
index c1aa48fd9..339c2db2a 100644
--- a/lib/ssh.c
+++ b/lib/ssh.c
@@ -432,6 +432,16 @@ static CURLcode ssh_getworkingpath(struct connectdata *conn,
}
/*
+ * Earlier libssh2 versions didn't have the ability to seek to 64bit positions
+ * with 32bit size_t.
+ */
+#ifdef HAVE_LIBSSH2_SFTP_SEEK2
+#define SFTP_SEEK(x,y) libssh2_sftp_seek2(x, (libssh2_uint64_t)y)
+#else
+#define SFTP_SEEK(x,y) libssh2_sftp_seek(x, y)
+#endif
+
+/*
* ssh_statemach_act() runs the SSH statemachine "one round" and returns. The
* data the pointer 'block' points to will be set to TRUE if the libssh2
* function returns LIBSSH2_ERROR_EAGAIN meaning it wants to be called again
@@ -1343,7 +1353,7 @@ static CURLcode ssh_statemach_act(struct connectdata *conn, bool *block)
Curl_pgrsSetUploadSize(data, data->set.infilesize);
}
- libssh2_sftp_seek(sshc->sftp_handle, data->state.resume_from);
+ SFTP_SEEK(sshc->sftp_handle, data->state.resume_from);
}
if(data->set.infilesize>0) {
data->req.size = data->set.infilesize;
@@ -1716,7 +1726,7 @@ static CURLcode ssh_statemach_act(struct connectdata *conn, bool *block)
size = to - from + 1;
}
- libssh2_sftp_seek(conn->proto.sshc.sftp_handle, from);
+ SFTP_SEEK(conn->proto.sshc.sftp_handle, from);
}
data->req.size = size;
data->req.maxdownload = size;
@@ -1750,7 +1760,7 @@ static CURLcode ssh_statemach_act(struct connectdata *conn, bool *block)
data->req.maxdownload = attrs.filesize - data->state.resume_from;
Curl_pgrsSetDownloadSize(data,
attrs.filesize - data->state.resume_from);
- libssh2_sftp_seek(sshc->sftp_handle, data->state.resume_from);
+ SFTP_SEEK(sshc->sftp_handle, data->state.resume_from);
}
}
/* Setup the actual download */