Initial revision

1 files changed, 99 insertions, 0 deletions

diff --git a/rsync/job.h b/rsync/job.h
new file mode 100644
index 0000000..33c0cd7
--- a/dev/null
+++ b/rsync/job.h
@@ -0,0 +1,99 @@
+/*= -*- c-basic-offset: 4; indent-tabs-mode: nil; -*-
+ *
+ * librsync -- the library for network deltas
+ * $Id$
+ * 
+ * Copyright (C) 2000, 2001 by Martin Pool <mbp@samba.org>
+ * 
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public License
+ * as published by the Free Software Foundation; either version 2.1 of
+ * the License, or (at your option) any later version.
+ * 
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Lesser General Public License for more details.
+ * 
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this program; if not, write to the Free Software
+ * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+ */
+
+
+struct rs_job {
+    int                 dogtag;
+
+    /** Human-readable job operation name. */
+    const char          *job_name;
+    
+    rs_buffers_t *stream;
+
+    /** Callback for each processing step. */
+    rs_result           (*statefn)(rs_job_t *);
+
+    /** Final result of processing job.  Used by rs_job_s_failed(). */
+    rs_result final_result;
+
+    /* XXX: These next two are redundant with their equivalents in the
+     * signature field.  Perhaps we should get rid of them, but
+     * they're also used in the mksum operation. */
+    int                 block_len;
+    int                 strong_sum_len;
+
+    /** Signature that's either being read in, or used for
+     * generating a delta. */
+    rs_signature_t      *signature;
+    
+    /** Command byte currently being processed, if any. */
+    unsigned char       op;
+
+    /** If in the middle of reading a signature (rs_loadsig_s_weak()),
+     * or generating a delta, this contains the weak signature. */
+    rs_weak_sum_t       weak_sig;
+
+    /** If generating a delta, this is true if we have a valid weak signature and
+     * can roll it forward. */
+    int                 have_weak_sig;
+
+    /** Lengths of expected parameters. */
+    rs_long_t           param1, param2;
+    
+    struct rs_prototab_ent const *cmd;
+    rs_mdfour_t      output_md4;
+
+    /** Encoding statistics. */
+    rs_stats_t          stats;
+
+    /** Buffer of data left over in the scoop.  Allocation is
+     * scoop_buf..scoop_alloc, and scoop_next[0..scoop_avail]
+     * contains valid data. */
+    char       *scoop_buf;
+    char       *scoop_next;
+    size_t      scoop_alloc;
+    size_t      scoop_avail;
+        
+    /** If USED is >0, then buf contains that much write data to
+     * be sent out. */
+    char        write_buf[16];
+    int         write_len;
+
+    /** If \p copy_len is >0, then that much data should be copied
+     * through from the input. */
+    rs_long_t   copy_len;
+
+    /** Copy from the basis position. */
+    rs_long_t       basis_pos, basis_len;
+
+    /** Callback used to copy data from the basis into the output. */
+    rs_copy_cb      *copy_cb;
+    void            *copy_arg;
+};
+
+
+rs_job_t * rs_job_new(const char *, rs_result (*statefn)(rs_job_t *));
+
+void rs_job_check(rs_job_t *job);
+const rs_stats_t *rs_job_statistics(rs_job_t *);
+
+int rs_job_input_is_ending(rs_job_t *job);