xfreerdp: refactor cliprdr helpers
This commit is contained in:
Marc-André Moreau
parent
4111625488
commit
d668855be6
@ -93,7 +93,7 @@ struct xf_clipboard
|
||||
|
||||
int xf_cliprdr_send_client_format_list(xfClipboard* clipboard);
|
||||
|
||||
static BYTE* lf2crlf(BYTE* data, int* size)
|
||||
static BYTE* ConvertLineEndingToCRLF(BYTE* str, int* size)
|
||||
{
|
||||
BYTE c;
|
||||
BYTE* outbuf;
|
||||
@ -104,15 +104,15 @@ static BYTE* lf2crlf(BYTE* data, int* size)
|
||||
|
||||
out_size = (*size) * 2 + 1;
|
||||
outbuf = (BYTE*) malloc(out_size);
|
||||
ZeroMemory(outbuf, out_size);
|
||||
|
||||
out = outbuf;
|
||||
in = data;
|
||||
in_end = data + (*size);
|
||||
in = str;
|
||||
in_end = str + (*size);
|
||||
|
||||
while (in < in_end)
|
||||
{
|
||||
c = *in++;
|
||||
|
||||
if (c == '\n')
|
||||
{
|
||||
*out++ = '\r';
|
||||
@ -130,16 +130,17 @@ static BYTE* lf2crlf(BYTE* data, int* size)
|
||||
return outbuf;
|
||||
}
|
||||
|
||||
static void crlf2lf(BYTE* data, int* size)
|
||||
static int ConvertLineEndingToLF(BYTE* str, int length)
|
||||
{
|
||||
BYTE c;
|
||||
BYTE* out;
|
||||
BYTE* in;
|
||||
BYTE* in_end;
|
||||
int status = -1;
|
||||
|
||||
out = data;
|
||||
in = data;
|
||||
in_end = data + (*size);
|
||||
out = str;
|
||||
in = str;
|
||||
in_end = &str[length];
|
||||
|
||||
while (in < in_end)
|
||||
{
|
||||
@ -149,21 +150,19 @@ static void crlf2lf(BYTE* data, int* size)
|
||||
*out++ = c;
|
||||
}
|
||||
|
||||
*size = out - data;
|
||||
status = out - str;
|
||||
|
||||
return status;
|
||||
}
|
||||
|
||||
static void be2le(BYTE* data, int size)
|
||||
static void ByteSwapUnicode(WCHAR* wstr, int length)
|
||||
{
|
||||
BYTE c;
|
||||
WCHAR* end = &wstr[length];
|
||||
|
||||
while (size >= 2)
|
||||
while (wstr < end)
|
||||
{
|
||||
c = data[0];
|
||||
data[0] = data[1];
|
||||
data[1] = c;
|
||||
|
||||
data += 2;
|
||||
size -= 2;
|
||||
*wstr = _byteswap_ushort(*wstr);
|
||||
wstr++;
|
||||
}
|
||||
}
|
||||
|
||||
@ -242,31 +241,6 @@ static xfCliprdrFormat* xf_cliprdr_get_format_by_atom(xfClipboard* clipboard, At
|
||||
return NULL;
|
||||
}
|
||||
|
||||
static void xf_cliprdr_send_supported_format_list(xfClipboard* clipboard)
|
||||
{
|
||||
int i;
|
||||
|
||||
CLIPRDR_FORMAT* formats;
|
||||
CLIPRDR_FORMAT_LIST formatList;
|
||||
|
||||
ZeroMemory(&formatList, sizeof(CLIPRDR_FORMAT_LIST));
|
||||
|
||||
formatList.msgFlags = CB_RESPONSE_OK;
|
||||
formatList.cFormats = clipboard->numClientFormats;
|
||||
formats = (CLIPRDR_FORMAT*) calloc(formatList.cFormats, sizeof(CLIPRDR_FORMAT));
|
||||
formatList.formats = formats;
|
||||
|
||||
for (i = 0; i < clipboard->numClientFormats; i++)
|
||||
{
|
||||
formats->formatId = clipboard->clientFormats[i].formatId;
|
||||
formats->formatName = clipboard->clientFormats[i].formatName;
|
||||
}
|
||||
|
||||
clipboard->context->ClientFormatList(clipboard->context, &formatList);
|
||||
|
||||
free(formats);
|
||||
}
|
||||
|
||||
static void xf_cliprdr_send_data_request(xfClipboard* clipboard, UINT32 formatId)
|
||||
{
|
||||
CLIPRDR_FORMAT_DATA_REQUEST request;
|
||||
@ -305,6 +279,9 @@ static void xf_cliprdr_get_requested_targets(xfClipboard* clipboard)
|
||||
CLIPRDR_FORMAT* formats = NULL;
|
||||
xfContext* xfc = clipboard->xfc;
|
||||
|
||||
if (!clipboard->numServerFormats)
|
||||
return; /* server format list was not yet received */
|
||||
|
||||
XGetWindowProperty(xfc->display, xfc->drawable, clipboard->property_atom,
|
||||
0, 200, 0, XA_ATOM, &atom, &format_property, &length, &bytes_left, &data);
|
||||
|
||||
@ -350,7 +327,7 @@ static BYTE* xf_cliprdr_process_requested_unicodetext(BYTE* data, int* size)
|
||||
WCHAR* outbuf = NULL;
|
||||
int out_size;
|
||||
|
||||
inbuf = (char*) lf2crlf(data, size);
|
||||
inbuf = (char*) ConvertLineEndingToCRLF(data, size);
|
||||
out_size = ConvertToUnicode(CP_UTF8, 0, inbuf, -1, &outbuf, 0);
|
||||
free(inbuf);
|
||||
|
||||
@ -363,7 +340,7 @@ static BYTE* xf_cliprdr_process_requested_text(BYTE* data, int* size)
|
||||
{
|
||||
BYTE* outbuf;
|
||||
|
||||
outbuf = lf2crlf(data, size);
|
||||
outbuf = ConvertLineEndingToCRLF(data, size);
|
||||
|
||||
return outbuf;
|
||||
}
|
||||
@ -395,19 +372,23 @@ static BYTE* xf_cliprdr_process_requested_html(BYTE* data, int* size)
|
||||
|
||||
if (*size > 2)
|
||||
{
|
||||
if ((BYTE) data[0] == 0xFE && (BYTE) data[1] == 0xFF)
|
||||
BYTE bom[2];
|
||||
|
||||
CopyMemory(bom, data, 2);
|
||||
|
||||
if ((bom[0] == 0xFE) && (bom[1] == 0xFF))
|
||||
{
|
||||
be2le(data, *size);
|
||||
ByteSwapUnicode((WCHAR*) data, *size / 2);
|
||||
}
|
||||
|
||||
if ((BYTE) data[0] == 0xFF && (BYTE) data[1] == 0xFE)
|
||||
if ((bom[0] == 0xFF) && (bom[1] == 0xFE))
|
||||
{
|
||||
ConvertFromUnicode(CP_UTF8, 0, (WCHAR*) (data + 2),
|
||||
(*size - 2) / 2, &inbuf, 0, NULL, NULL);
|
||||
}
|
||||
}
|
||||
|
||||
if (inbuf == NULL)
|
||||
if (!inbuf)
|
||||
{
|
||||
inbuf = calloc(1, *size + 1);
|
||||
CopyMemory(inbuf, data, *size);
|
||||
@ -424,17 +405,16 @@ static BYTE* xf_cliprdr_process_requested_html(BYTE* data, int* size)
|
||||
|
||||
in = (BYTE*) strstr((char*) inbuf, "<body");
|
||||
|
||||
if (in == NULL)
|
||||
{
|
||||
if (!in)
|
||||
in = (BYTE*) strstr((char*) inbuf, "<BODY");
|
||||
}
|
||||
|
||||
/* StartHTML */
|
||||
snprintf(num, sizeof(num), "%010lu", (unsigned long) strlen((char*) outbuf));
|
||||
CopyMemory(outbuf + 23, num, 10);
|
||||
if (in == NULL)
|
||||
{
|
||||
|
||||
if (!in)
|
||||
strcat((char*) outbuf, "<HTML><BODY>");
|
||||
}
|
||||
|
||||
strcat((char*) outbuf, "<!--StartFragment-->");
|
||||
/* StartFragment */
|
||||
snprintf(num, sizeof(num), "%010lu", (unsigned long) strlen((char*) outbuf));
|
||||
@ -444,10 +424,10 @@ static BYTE* xf_cliprdr_process_requested_html(BYTE* data, int* size)
|
||||
snprintf(num, sizeof(num), "%010lu", (unsigned long) strlen((char*) outbuf));
|
||||
CopyMemory(outbuf + 93, num, 10);
|
||||
strcat((char*) outbuf, "<!--EndFragment-->");
|
||||
if (in == NULL)
|
||||
{
|
||||
|
||||
if (!in)
|
||||
strcat((char*) outbuf, "</BODY></HTML>");
|
||||
}
|
||||
|
||||
/* EndHTML */
|
||||
snprintf(num, sizeof(num), "%010lu", (unsigned long) strlen((char*) outbuf));
|
||||
CopyMemory(outbuf + 43, num, 10);
|
||||
@ -645,81 +625,109 @@ static void xf_cliprdr_provide_data(xfClipboard* clipboard, XEvent* respond)
|
||||
}
|
||||
}
|
||||
|
||||
static void xf_cliprdr_process_text(xfClipboard* clipboard, BYTE* data, int size)
|
||||
static int xf_cliprdr_process_text(BYTE* pSrcData, int SrcSize, BYTE** ppDstData)
|
||||
{
|
||||
clipboard->data = (BYTE*) malloc(size);
|
||||
CopyMemory(clipboard->data, data, size);
|
||||
clipboard->data_length = size;
|
||||
crlf2lf(clipboard->data, &clipboard->data_length);
|
||||
int DstSize = -1;
|
||||
BYTE* pDstData = NULL;
|
||||
|
||||
pDstData = (BYTE*) malloc(SrcSize);
|
||||
CopyMemory(pDstData, pSrcData, SrcSize);
|
||||
|
||||
DstSize = SrcSize;
|
||||
DstSize = ConvertLineEndingToLF(pDstData, DstSize);
|
||||
|
||||
*ppDstData = pDstData;
|
||||
|
||||
return DstSize;
|
||||
}
|
||||
|
||||
static void xf_cliprdr_process_unicodetext(xfClipboard* clipboard, BYTE* data, int size)
|
||||
static int xf_cliprdr_process_unicodetext(BYTE* pSrcData, int SrcSize, BYTE** ppDstData)
|
||||
{
|
||||
clipboard->data_length = ConvertFromUnicode(CP_UTF8, 0, (WCHAR*) data, size / 2, (CHAR**) &(clipboard->data), 0, NULL, NULL);
|
||||
crlf2lf(clipboard->data, &clipboard->data_length);
|
||||
int DstSize = -1;
|
||||
BYTE* pDstData = NULL;
|
||||
|
||||
DstSize = ConvertFromUnicode(CP_UTF8, 0, (WCHAR*) pSrcData,
|
||||
SrcSize / 2, (CHAR**) &pDstData, 0, NULL, NULL);
|
||||
|
||||
DstSize = ConvertLineEndingToLF(pDstData, DstSize);
|
||||
|
||||
*ppDstData = pDstData;
|
||||
|
||||
return DstSize;
|
||||
}
|
||||
|
||||
static BOOL xf_cliprdr_process_dib(xfClipboard* clipboard, BYTE* data, int size)
|
||||
static int xf_cliprdr_process_dib(BYTE* pSrcData, int SrcSize, BYTE** ppDstData)
|
||||
{
|
||||
wStream* s;
|
||||
UINT16 bpp;
|
||||
UINT32 offset;
|
||||
UINT32 ncolors;
|
||||
int DstSize = -1;
|
||||
BYTE* pDstData = NULL;
|
||||
|
||||
/* size should be at least sizeof(BITMAPINFOHEADER) */
|
||||
|
||||
if (size < 40)
|
||||
return FALSE;
|
||||
if (SrcSize < 40)
|
||||
return -1;
|
||||
|
||||
s = Stream_New(data, size);
|
||||
s = Stream_New(pSrcData, SrcSize);
|
||||
Stream_Seek(s, 14);
|
||||
Stream_Read_UINT16(s, bpp);
|
||||
|
||||
if ((bpp < 1) || (bpp > 32))
|
||||
return FALSE;
|
||||
return -1;
|
||||
|
||||
Stream_Read_UINT32(s, ncolors);
|
||||
offset = 14 + 40 + (bpp <= 8 ? (ncolors == 0 ? (1 << bpp) : ncolors) * 4 : 0);
|
||||
Stream_Free(s, FALSE);
|
||||
|
||||
s = Stream_New(NULL, 14 + size);
|
||||
s = Stream_New(NULL, 14 + SrcSize);
|
||||
Stream_Write_UINT8(s, 'B');
|
||||
Stream_Write_UINT8(s, 'M');
|
||||
Stream_Write_UINT32(s, 14 + size);
|
||||
Stream_Write_UINT32(s, 14 + SrcSize);
|
||||
Stream_Write_UINT32(s, 0);
|
||||
Stream_Write_UINT32(s, offset);
|
||||
Stream_Write(s, data, size);
|
||||
Stream_Write(s, pSrcData, SrcSize);
|
||||
|
||||
clipboard->data = Stream_Buffer(s);
|
||||
clipboard->data_length = Stream_GetPosition(s);
|
||||
pDstData = Stream_Buffer(s);
|
||||
DstSize = Stream_GetPosition(s);
|
||||
Stream_Free(s, FALSE);
|
||||
|
||||
return TRUE;
|
||||
*ppDstData = pDstData;
|
||||
|
||||
return DstSize;
|
||||
}
|
||||
|
||||
static void xf_cliprdr_process_html(xfClipboard* clipboard, BYTE* data, int size)
|
||||
static int xf_cliprdr_process_html(BYTE* pSrcData, int SrcSize, BYTE** ppDstData)
|
||||
{
|
||||
int start;
|
||||
int end;
|
||||
char* start_str;
|
||||
char* end_str;
|
||||
int DstSize = -1;
|
||||
BYTE* pDstData = NULL;
|
||||
|
||||
start_str = strstr((char*) data, "StartHTML:");
|
||||
end_str = strstr((char*) data, "EndHTML:");
|
||||
start_str = strstr((char*) pSrcData, "StartHTML:");
|
||||
end_str = strstr((char*) pSrcData, "EndHTML:");
|
||||
|
||||
if (!start_str || !end_str)
|
||||
return;
|
||||
return -1;
|
||||
|
||||
start = atoi(start_str + 10);
|
||||
end = atoi(end_str + 8);
|
||||
|
||||
if ((start > size) || (end > size) || (start >= end))
|
||||
return;
|
||||
if ((start > SrcSize) || (end > SrcSize) || (start >= end))
|
||||
return -1;
|
||||
|
||||
clipboard->data = (BYTE*) malloc(size - start + 1);
|
||||
CopyMemory(clipboard->data, data + start, end - start);
|
||||
clipboard->data_length = end - start;
|
||||
crlf2lf(clipboard->data, &clipboard->data_length);
|
||||
DstSize = end - start;
|
||||
|
||||
pDstData = (BYTE*) malloc(SrcSize - start + 1);
|
||||
CopyMemory(pDstData, pSrcData + start, DstSize);
|
||||
DstSize = ConvertLineEndingToLF(pDstData, DstSize);
|
||||
|
||||
*ppDstData = pDstData;
|
||||
|
||||
return DstSize;
|
||||
}
|
||||
|
||||
static BOOL xf_cliprdr_process_selection_notify(xfClipboard* clipboard, XEvent* xevent)
|
||||
@ -728,7 +736,7 @@ static BOOL xf_cliprdr_process_selection_notify(xfClipboard* clipboard, XEvent*
|
||||
{
|
||||
if (xevent->xselection.property == None)
|
||||
{
|
||||
xf_cliprdr_send_supported_format_list(clipboard);
|
||||
xf_cliprdr_send_client_format_list(clipboard);
|
||||
}
|
||||
else
|
||||
{
|
||||
@ -987,59 +995,31 @@ int xf_cliprdr_send_client_capabilities(xfClipboard* clipboard)
|
||||
|
||||
int xf_cliprdr_send_client_format_list(xfClipboard* clipboard)
|
||||
{
|
||||
UINT32 i, numFormats;
|
||||
CLIPRDR_FORMAT* formats;
|
||||
CLIPRDR_FORMAT_LIST formatList;
|
||||
xfContext* xfc = clipboard->xfc;
|
||||
|
||||
ZeroMemory(&formatList, sizeof(CLIPRDR_FORMAT_LIST));
|
||||
|
||||
if (!clipboard->sync)
|
||||
numFormats = clipboard->numClientFormats;
|
||||
formats = (CLIPRDR_FORMAT*) calloc(numFormats, sizeof(CLIPRDR_FORMAT));
|
||||
|
||||
for (i = 0; i < numFormats; i++)
|
||||
{
|
||||
UINT32 i, numFormats;
|
||||
CLIPRDR_FORMAT* formats;
|
||||
|
||||
numFormats = clipboard->numClientFormats;
|
||||
formats = (CLIPRDR_FORMAT*) calloc(numFormats, sizeof(CLIPRDR_FORMAT));
|
||||
|
||||
for (i = 0; i < numFormats; i++)
|
||||
{
|
||||
formats[i].formatId = clipboard->clientFormats[i].formatId;
|
||||
formats[i].formatName = clipboard->clientFormats[i].formatName;
|
||||
}
|
||||
|
||||
formatList.msgFlags = CB_RESPONSE_OK;
|
||||
formatList.cFormats = numFormats;
|
||||
formatList.formats = formats;
|
||||
|
||||
clipboard->context->ClientFormatList(clipboard->context, &formatList);
|
||||
|
||||
free(formats);
|
||||
|
||||
return 1;
|
||||
formats[i].formatId = clipboard->clientFormats[i].formatId;
|
||||
formats[i].formatName = clipboard->clientFormats[i].formatName;
|
||||
}
|
||||
|
||||
if (xf_cliprdr_is_self_owned(clipboard))
|
||||
{
|
||||
/**
|
||||
* TODO: handle (raw?) format data
|
||||
* The original code appears to be sending back the original,
|
||||
* unmodified server format list here.
|
||||
*/
|
||||
formatList.msgFlags = CB_RESPONSE_OK;
|
||||
formatList.cFormats = numFormats;
|
||||
formatList.formats = formats;
|
||||
|
||||
formatList.msgFlags = CB_RESPONSE_OK;
|
||||
formatList.cFormats = clipboard->numServerFormats;
|
||||
formatList.formats = clipboard->serverFormats;
|
||||
clipboard->context->ClientFormatList(clipboard->context, &formatList);
|
||||
|
||||
clipboard->context->ClientFormatList(clipboard->context, &formatList);
|
||||
}
|
||||
else if (clipboard->owner == None)
|
||||
{
|
||||
formatList.msgFlags = CB_RESPONSE_OK;
|
||||
formatList.cFormats = 0;
|
||||
formatList.formats = NULL;
|
||||
free(formats);
|
||||
|
||||
clipboard->context->ClientFormatList(clipboard->context, &formatList);
|
||||
}
|
||||
else if (clipboard->owner != xfc->drawable)
|
||||
if (clipboard->owner != xfc->drawable)
|
||||
{
|
||||
/* Request the owner for TARGETS, and wait for SelectionNotify event */
|
||||
XConvertSelection(xfc->display, clipboard->clipboard_atom,
|
||||
@ -1115,6 +1095,8 @@ static int xf_cliprdr_server_format_list(CliprdrClientContext* context, CLIPRDR_
|
||||
|
||||
free(clipboard->serverFormats);
|
||||
clipboard->serverFormats = NULL;
|
||||
|
||||
clipboard->numServerFormats = 0;
|
||||
}
|
||||
|
||||
clipboard->numServerFormats = formatList->cFormats;
|
||||
@ -1200,6 +1182,8 @@ static int xf_cliprdr_server_format_data_request(CliprdrClientContext* context,
|
||||
|
||||
static int xf_cliprdr_server_format_data_response(CliprdrClientContext* context, CLIPRDR_FORMAT_DATA_RESPONSE* formatDataResponse)
|
||||
{
|
||||
int status;
|
||||
BYTE* pDstData;
|
||||
UINT32 size = formatDataResponse->dataLen;
|
||||
BYTE* data = formatDataResponse->requestedFormatData;
|
||||
xfClipboard* clipboard = (xfClipboard*) context->custom;
|
||||
@ -1220,12 +1204,16 @@ static int xf_cliprdr_server_format_data_response(CliprdrClientContext* context,
|
||||
clipboard->data = NULL;
|
||||
}
|
||||
|
||||
status = -1;
|
||||
pDstData = NULL;
|
||||
|
||||
switch (clipboard->data_format)
|
||||
{
|
||||
case CLIPRDR_FORMAT_RAW:
|
||||
case CB_FORMAT_PNG:
|
||||
case CB_FORMAT_JPEG:
|
||||
case CB_FORMAT_GIF:
|
||||
status = size;
|
||||
clipboard->data = data;
|
||||
clipboard->data_length = size;
|
||||
data = NULL;
|
||||
@ -1233,19 +1221,19 @@ static int xf_cliprdr_server_format_data_response(CliprdrClientContext* context,
|
||||
break;
|
||||
|
||||
case CLIPRDR_FORMAT_TEXT:
|
||||
xf_cliprdr_process_text(clipboard, data, size);
|
||||
status = xf_cliprdr_process_text(data, size, &pDstData);
|
||||
break;
|
||||
|
||||
case CLIPRDR_FORMAT_UNICODETEXT:
|
||||
xf_cliprdr_process_unicodetext(clipboard, data, size);
|
||||
status = xf_cliprdr_process_unicodetext(data, size, &pDstData);
|
||||
break;
|
||||
|
||||
case CLIPRDR_FORMAT_DIB:
|
||||
xf_cliprdr_process_dib(clipboard, data, size);
|
||||
status = xf_cliprdr_process_dib(data, size, &pDstData);
|
||||
break;
|
||||
|
||||
case CB_FORMAT_HTML:
|
||||
xf_cliprdr_process_html(clipboard, data, size);
|
||||
status = xf_cliprdr_process_html(data, size, &pDstData);
|
||||
break;
|
||||
|
||||
default:
|
||||
@ -1253,6 +1241,17 @@ static int xf_cliprdr_server_format_data_response(CliprdrClientContext* context,
|
||||
break;
|
||||
}
|
||||
|
||||
if (status < 1)
|
||||
{
|
||||
clipboard->data = NULL;
|
||||
clipboard->data_length = 0;
|
||||
}
|
||||
else
|
||||
{
|
||||
clipboard->data = pDstData;
|
||||
clipboard->data_length = status;
|
||||
}
|
||||
|
||||
xf_cliprdr_provide_data(clipboard, clipboard->respond);
|
||||
}
|
||||
|
||||
|
||||
Loading…
Reference in New Issue
Block a user