diff options
Diffstat (limited to 'sesman/chansrv/clipboard_file.c')
| -rw-r--r-- | sesman/chansrv/clipboard_file.c | 327 |
1 files changed, 327 insertions, 0 deletions
diff --git a/sesman/chansrv/clipboard_file.c b/sesman/chansrv/clipboard_file.c new file mode 100644 index 00000000..0d6ebf5c --- /dev/null +++ b/sesman/chansrv/clipboard_file.c @@ -0,0 +1,327 @@ +/** + * xrdp: A Remote Desktop Protocol server. + * + * Copyright (C) Jay Sorg 2012 + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +#include <X11/Xlib.h> +#include <X11/Xatom.h> +#include <X11/extensions/Xfixes.h> +#include "arch.h" +#include "parse.h" +#include "os_calls.h" +#include "chansrv.h" +#include "clipboard.h" +#include "clipboard_file.h" +#include "xcommon.h" + +#define LLOG_LEVEL 11 +#define LLOGLN(_level, _args) \ + do \ + { \ + if (_level < LLOG_LEVEL) \ + { \ + g_write("chansrv:clip [%10.10u]: ", g_time3()); \ + g_writeln _args ; \ + } \ + } \ + while (0) + +extern int g_cliprdr_chan_id; /* in chansrv.c */ + +extern int g_last_clip_size; /* in clipboard.c */ + +struct cb_file_info +{ + char pathname[256]; + char filename[256]; + int flags; + int size; +}; + +static struct cb_file_info g_files[64]; +static int g_num_files = 0; + +/*****************************************************************************/ +static int APP_CC +clipboard_get_file(char* file, int bytes) +{ + int sindex; + int pindex; + char full_fn[256]; + char filename[256]; + char pathname[256]; + + sindex = 0; + if (g_strncmp(file, "file:///", 8) == 0) + { + sindex = 7; + } + pindex = bytes; + while (pindex > sindex) + { + if (file[pindex] == '/') + { + break; + } + pindex--; + } + g_memset(pathname, 0, 256); + g_memset(filename, 0, 256); + g_memcpy(pathname, file + sindex, pindex - sindex); + if (pathname[0] == 0) + { + pathname[0] = '/'; + } + g_memcpy(filename, file + pindex + 1, (bytes - 1) - pindex); + g_snprintf(full_fn, 255, "%s/%s", pathname, filename); + if (g_directory_exist(full_fn)) + { + LLOGLN(0, ("clipboard_get_file: file [%s] is a directory, " + "not supported", full_fn)); + return 1; + } + if (!g_file_exist(full_fn)) + { + LLOGLN(0, ("clipboard_get_file: file [%s] does not exist", + full_fn)); + return 1; + } + else + { + g_strcpy(g_files[g_num_files].filename, filename); + g_strcpy(g_files[g_num_files].pathname, pathname); + g_files[g_num_files].size = g_file_get_size(full_fn); + g_writeln("ok filename [%s] pathname [%s] size [%d]", + g_files[g_num_files].filename, + g_files[g_num_files].pathname, + g_files[g_num_files].size); + g_num_files++; + } + return 0; +} + +/*****************************************************************************/ +static int APP_CC +clipboard_get_files(char *files, int bytes) +{ + int index; + int file_index; + char file[512]; + + g_num_files = 0; + file_index = 0; + for (index = 0; index < bytes; index++) + { + if (files[index] == '\n' || files[index] == '\r') + { + if (file_index > 0) + { + if (clipboard_get_file(file, file_index) == 0) + { + } + file_index = 0; + } + } + else + { + file[file_index] = files[index]; + file_index++; + } + if (g_num_files > 60) + { + break; + } + } + if (file_index > 0) + { + if (clipboard_get_file(file, file_index) == 0) + { + } + } + if (g_num_files < 1) + { + return 1; + } + return 0; +} + +/*****************************************************************************/ +int APP_CC +clipboard_send_data_response_for_file(char *data, int data_size) +{ + struct stream *s; + int size; + int rv; + int bytes_after_header; + int cItems; + int flags; + int index; + char fn[256]; + + LLOGLN(10, ("clipboard_send_data_response_for_file: g_last_clip_size %d", + g_last_clip_size)); + g_hexdump(data, data_size); + clipboard_get_files(data, data_size); + cItems = g_num_files; + bytes_after_header = cItems * 592 + 4; + make_stream(s); + init_stream(s, 64 + bytes_after_header); + out_uint16_le(s, CB_FORMAT_DATA_RESPONSE); /* 5 CLIPRDR_DATA_RESPONSE */ + out_uint16_le(s, 1); // CB_RESPONSE_OK); /* 1 status */ + out_uint32_le(s, bytes_after_header); + out_uint32_le(s, cItems); + for (index = 0; index < cItems; index++) + { + flags = CB_FD_ATTRIBUTES | CB_FD_FILESIZE | CB_FD_WRITESTIME | CB_FD_PROGRESSUI; + out_uint32_le(s, flags); + out_uint8s(s, 32); /* reserved1 */ + flags = CB_FILE_ATTRIBUTE_ARCHIVE; + //flags = CB_FILE_ATTRIBUTE_NORMAL; + out_uint32_le(s, flags); + out_uint8s(s, 16); /* reserved2 */ + /* file time */ + /* 100-nanoseconds intervals since 1 January 1601 */ + out_uint32_le(s, 0x2c305d08); /* 25 October 2009, 21:17 */ + out_uint32_le(s, 0x01ca55f3); + /* file size */ + out_uint32_le(s, 0); + out_uint32_le(s, g_files[index].size); + g_writeln("jay size %d", g_files[index].size); + g_snprintf(fn, 255, "%s", g_files[index].filename); + clipboard_out_unicode(s, fn, 256); + out_uint8s(s, 8); /* pad */ + } + out_uint32_le(s, 0); + s_mark_end(s); + size = (int)(s->end - s->data); + g_hexdump(s->data, size); + rv = send_channel_data(g_cliprdr_chan_id, s->data, size); + free_stream(s); + return rv; +} + +/*****************************************************************************/ +static int APP_CC +clipboard_send_file_size(int streamId, int lindex) +{ + struct stream *s; + int size; + int rv; + int file_size; + + file_size = g_files[lindex].size; + LLOGLN(10, ("clipboard_send_file_size: streamId %d file_size %d", + streamId, file_size)); + make_stream(s); + init_stream(s, 8192); + out_uint16_le(s, CB_FILECONTENTS_RESPONSE); /* 9 */ + out_uint16_le(s, CB_RESPONSE_OK); /* 1 status */ + out_uint32_le(s, 12); + out_uint32_le(s, streamId); + out_uint32_le(s, file_size); + g_writeln("file_size %d", file_size); + out_uint32_le(s, 0); + out_uint32_le(s, 0); + s_mark_end(s); + size = (int)(s->end - s->data); + rv = send_channel_data(g_cliprdr_chan_id, s->data, size); + free_stream(s); + return rv; +} + +/*****************************************************************************/ +static int APP_CC +clipboard_send_file_data(int streamId, int lindex, + int nPositionLow, int cbRequested) +{ + struct stream *s; + int size; + int rv; + int fd; + char full_fn[256]; + + LLOGLN(10, ("clipboard_send_file_data: streamId %d lindex %d " + "nPositionLow %d cbRequested %d", streamId, lindex, + nPositionLow, cbRequested)); + g_snprintf(full_fn, 255, "%s/%s", g_files[lindex].pathname, + g_files[lindex].filename); + fd = g_file_open_ex(full_fn, 1, 0, 0, 0); + if (fd == -1) + { + LLOGLN(0, ("clipboard_send_file_data: file open [%s] failed", + full_fn)); + return 1; + } + g_file_seek(fd, nPositionLow); + make_stream(s); + init_stream(s, cbRequested + 64); + //g_memset(s->data + 12, 26, cbRequested); + size = g_file_read(fd, s->data + 12, cbRequested); + g_writeln("size %d", size); + if (size < 1) + { + LLOGLN(10, ("clipboard_send_file_data: read error, want %d got %d", + cbRequested, size)); + free_stream(s); + g_file_close(fd); + return 1; + } + out_uint16_le(s, CB_FILECONTENTS_RESPONSE); /* 9 */ + out_uint16_le(s, CB_RESPONSE_OK); /* 1 status */ + out_uint32_le(s, size + 4); + out_uint32_le(s, streamId); + s->p += size; + out_uint32_le(s, 0); + s_mark_end(s); + size = (int)(s->end - s->data); + rv = send_channel_data(g_cliprdr_chan_id, s->data, size); + free_stream(s); + g_file_close(fd); + return rv; +} + +/*****************************************************************************/ +int APP_CC +clipboard_process_file_request(struct stream *s, int clip_msg_status, + int clip_msg_len) +{ + int streamId; + int lindex; + int dwFlags; + int nPositionLow; + int nPositionHigh; + int cbRequested; + //int clipDataId; + + LLOGLN(10, ("clipboard_process_file_request:")); + g_hexdump(s->p, clip_msg_len); + in_uint32_le(s, streamId); + in_uint32_le(s, lindex); + in_uint32_le(s, dwFlags); + in_uint32_le(s, nPositionLow); + in_uint32_le(s, nPositionHigh); + in_uint32_le(s, cbRequested); + //in_uint32_le(s, clipDataId); /* options, used when locking */ + if (dwFlags & CB_FILECONTENTS_SIZE) + { + clipboard_send_file_size(streamId, lindex); + } + if (dwFlags & CB_FILECONTENTS_RANGE) + { + clipboard_send_file_data(streamId, lindex, nPositionLow, cbRequested); + } + return 0; +} |