Initial version of a BSD-licensed beastpatcher utility for Gigabeat S installation. Currently only compiles on Linux, but Windows and OS X support are planned.

git-svn-id: svn://svn.rockbox.org/rockbox/trunk@20083 a1c6a512-1295-4272-9138-f99709370657
2009-02-22 13:54:46 +00:00 · 2009-02-22 13:54:46 +00:00 · c06071e2e7
commit c06071e2e7
parent 65d404ff6a
6 changed files with 596 additions and 0 deletions
--- a/utils/MTP/beastpatcher/mtp_libmtp.c
+++ b/utils/MTP/beastpatcher/mtp_libmtp.c
@ -0,0 +1,174 @@
+/***************************************************************************
+ *             __________               __   ___.
+ *   Open      \______   \ ____   ____ |  | _\_ |__   _______  ___
+ *   Source     |       _//  _ \_/ ___\|  |/ /| __ \ /  _ \  \/  /
+ *   Jukebox    |    |   (  <_> )  \___|    < | \_\ (  <_> > <  <
+ *   Firmware   |____|_  /\____/ \___  >__|_ \|___  /\____/__/\_ \
+ *                     \/            \/     \/    \/            \/
+ * 
+ * $Id:$
+ *
+ * Copyright (c) 2009, Dave Chapman
+ * All rights reserved.
+ * 
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are
+ * met:
+ * 
+ *     * Redistributions of source code must retain the above copyright
+ *       notice, this list of conditions and the following disclaimer.
+ * 
+ *     * Redistributions in binary form must reproduce the above
+ *       copyright notice, this list of conditions and the following
+ *       disclaimer in the documentation and/or other materials provided
+ *       with the distribution.
+ * 
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+ * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+ * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+ * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+ * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+ * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+ * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+ * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+ * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ *
+ *
+ ****************************************************************************/
+
+#include <string.h>
+#include <libgen.h>
+#include <sys/stat.h>
+#include <sys/types.h>
+#include <fcntl.h>
+#include <inttypes.h>
+#include "libmtp.h"
+#include "mtp_common.h"
+
+int mtp_init(struct mtp_info_t* mtp_info)
+{
+    /* Fill the info struct with zeros - mainly for the strings */
+    memset(mtp_info, 0, sizeof(struct mtp_info_t));
+
+    LIBMTP_Init();
+
+    return 0;
+
+}
+
+int mtp_finished(struct mtp_info_t* mtp_info)
+{
+    LIBMTP_Release_Device(mtp_info->device);
+
+    return 0;
+}
+
+int mtp_scan(struct mtp_info_t* mtp_info)
+{
+    char* str;
+
+    mtp_info->device = LIBMTP_Get_First_Device();
+
+    if (mtp_info->device == NULL)
+    {
+        return -1;
+    } 
+    else 
+    {
+        /* NOTE: These strings are filled with zeros in mtp_init() */
+
+        if ((str = LIBMTP_Get_Manufacturername(mtp_info->device)))
+        {
+            strncpy(mtp_info->manufacturer, str, sizeof(mtp_info->manufacturer)-1);
+        }
+
+        if ((str = LIBMTP_Get_Modelname(mtp_info->device)))
+        {
+            strncpy(mtp_info->modelname, str, sizeof(mtp_info->modelname)-1);
+        }
+
+        if ((str = LIBMTP_Get_Deviceversion(mtp_info->device)))
+        {
+            strncpy(mtp_info->version, str, sizeof(mtp_info->version)-1);
+        }
+
+        return 0;
+    }
+}
+
+static int progress(uint64_t const sent, uint64_t const total,
+                    void const *const data)
+{
+    (void)data;
+
+    int percent = (sent * 100) / total;
+#ifdef __WIN32__
+    printf("Progress: %I64u of %I64u (%d%%)\r", sent, total, percent);
+#else
+    printf("Progress: %"PRIu64" of %"PRIu64" (%d%%)\r", sent, total, percent);
+#endif
+    fflush(stdout);
+    return 0;
+}
+
+
+int mtp_send_firmware(struct mtp_info_t* mtp_info, unsigned char* fwbuf,
+                      int fwsize)
+{
+    LIBMTP_file_t *genfile;
+    int ret;
+    size_t n;
+    FILE* fwfile;
+
+    /* Open a temporary file - this will be automatically deleted when closed */
+    fwfile = tmpfile();
+
+    if (fwfile == NULL)
+    {
+        fprintf(stderr,"[ERR]  Could not create temporary file.\n");
+        return -1;
+    }
+
+    n = fwrite(fwbuf, 1, fwsize, fwfile);
+    if ((int)n < fwsize)
+    {
+        fprintf(stderr,"[ERR]  Could not write to temporary file - n = %d.\n",(int)n);
+        fclose(fwfile);
+        return -1;
+    }
+
+    /* Reset file pointer */
+    fseek(fwfile, SEEK_SET, 0);
+
+    /* Prepare for uploading firmware */
+    genfile = LIBMTP_new_file_t();
+    genfile->filetype = LIBMTP_FILETYPE_FIRMWARE;
+    genfile->filename = strdup("nk.bin");
+    genfile->filesize = fwsize;
+
+#ifdef OLDMTP
+    ret = LIBMTP_Send_File_From_File_Descriptor(mtp_info->device, 
+            fileno(fwfile), genfile, progress, NULL, 0);
+#else
+    ret = LIBMTP_Send_File_From_File_Descriptor(mtp_info->device, 
+            fileno(fwfile), genfile, progress, NULL);
+#endif
+
+    /* Keep the progress line onscreen */
+    printf("\n");
+
+    /* NOTE: According to the docs, a value of ret != 0 means error, but libMTP
+       seems to return that even when successful.  So we can't check the return
+       code.
+    */
+
+    /* Cleanup */
+    LIBMTP_destroy_file_t(genfile);
+
+    /* Close the temporary file - this also deletes it. */
+    fclose(fwfile);
+
+    return 0;
+}