New API call: pread

guestfs_pread lets you do partial file reads from arbitrary
places within a file.  It works like the pread(2) system call.

2 files changed, 12 insertions, 1 deletions

diff --git a/src/MAX_PROC_NR b/src/MAX_PROC_NR
index b35cfafd..c92ba568 100644
--- a/src/MAX_PROC_NR
+++ b/src/MAX_PROC_NR
@@ -1 +1 @@
-206
+207
diff --git a/src/generator.ml b/src/generator.ml
index 001d0217..bbdb3308 100755
--- a/src/generator.ml
+++ b/src/generator.ml
@@ -3856,6 +3856,17 @@ message size to be exceeded, causing
 this call to fail.  The caller must split up such requests
 into smaller groups of names.");
 
+  ("pread", (RBufferOut "content", [Pathname "path"; Int "count"; Int64 "offset"]), 207, [ProtocolLimitWarning],
+   [InitISOFS, Always, TestOutputBuffer (
+      [["pread"; "/known-4"; "1"; "3"]], "\n")],
+   "read part of a file",
+   "\
+This command lets you read part of a file.  It reads C<count>
+bytes of the file, starting at C<offset>, from file C<path>.
+
+This may read fewer bytes than requested.  For further details
+see the L<pread(2)> system call.");
+
 ]
 
 let all_functions = non_daemon_functions @ daemon_functions