diff options
Diffstat (limited to 'payloads/libpayload/curses/PDCurses/x11/pdcclip.c')
| -rw-r--r-- | payloads/libpayload/curses/PDCurses/x11/pdcclip.c | 170 |
1 files changed, 170 insertions, 0 deletions
diff --git a/payloads/libpayload/curses/PDCurses/x11/pdcclip.c b/payloads/libpayload/curses/PDCurses/x11/pdcclip.c new file mode 100644 index 0000000000..bba080f3a2 --- /dev/null +++ b/payloads/libpayload/curses/PDCurses/x11/pdcclip.c @@ -0,0 +1,170 @@ +/* Public Domain Curses */ + +#include "pdcx11.h" + +RCSID("$Id: pdcclip.c,v 1.35 2008/07/14 04:24:52 wmcbrine Exp $") + +#include <stdlib.h> + +/*man-start************************************************************** + + Name: clipboard + + Synopsis: + int PDC_getclipboard(char **contents, long *length); + int PDC_setclipboard(const char *contents, long length); + int PDC_freeclipboard(char *contents); + int PDC_clearclipboard(void); + + Description: + PDC_getclipboard() gets the textual contents of the system's + clipboard. This function returns the contents of the clipboard + in the contents argument. It is the responsibilitiy of the + caller to free the memory returned, via PDC_freeclipboard(). + The length of the clipboard contents is returned in the length + argument. + + PDC_setclipboard copies the supplied text into the system's + clipboard, emptying the clipboard prior to the copy. + + PDC_clearclipboard() clears the internal clipboard. + + Return Values: + indicator of success/failure of call. + PDC_CLIP_SUCCESS the call was successful + PDC_CLIP_MEMORY_ERROR unable to allocate sufficient memory for + the clipboard contents + PDC_CLIP_EMPTY the clipboard contains no text + PDC_CLIP_ACCESS_ERROR no clipboard support + + Portability X/Open BSD SYS V + PDC_getclipboard - - - + PDC_setclipboard - - - + PDC_freeclipboard - - - + PDC_clearclipboard - - - + +**man-end****************************************************************/ + +int PDC_getclipboard(char **contents, long *length) +{ +#ifdef PDC_WIDE + wchar_t *wcontents; +#endif + int result = 0; + int len; + + PDC_LOG(("PDC_getclipboard() - called\n")); + + XCursesInstructAndWait(CURSES_GET_SELECTION); + + if (XC_read_socket(xc_display_sock, &result, sizeof(int)) < 0) + XCursesExitCursesProcess(5, "exiting from PDC_getclipboard"); + + if (result == PDC_CLIP_SUCCESS) + { + if (XC_read_socket(xc_display_sock, &len, sizeof(int)) < 0) + XCursesExitCursesProcess(5, "exiting from PDC_getclipboard"); +#ifdef PDC_WIDE + wcontents = malloc((len + 1) * sizeof(wchar_t)); + *contents = malloc(len * 3 + 1); + + if (!wcontents || !*contents) +#else + *contents = malloc(len + 1); + + if (!*contents) +#endif + XCursesExitCursesProcess(6, "exiting from PDC_getclipboard - " + "synchronization error"); + + if (len) + { + if (XC_read_socket(xc_display_sock, +#ifdef PDC_WIDE + wcontents, len * sizeof(wchar_t)) < 0) +#else + *contents, len) < 0) +#endif + XCursesExitCursesProcess(5, "exiting from PDC_getclipboard"); + } + +#ifdef PDC_WIDE + wcontents[len] = 0; + len = PDC_wcstombs(*contents, wcontents, len * 3); + free(wcontents); +#endif + (*contents)[len] = '\0'; + *length = len; + } + + return result; +} + +int PDC_setclipboard(const char *contents, long length) +{ +#ifdef PDC_WIDE + wchar_t *wcontents; +#endif + int rc; + + PDC_LOG(("PDC_setclipboard() - called\n")); + +#ifdef PDC_WIDE + wcontents = malloc((length + 1) * sizeof(wchar_t)); + if (!wcontents) + return PDC_CLIP_MEMORY_ERROR; + + length = PDC_mbstowcs(wcontents, contents, length); +#endif + XCursesInstruct(CURSES_SET_SELECTION); + + /* Write, then wait for X to do its stuff; expect return code. */ + + if (XC_write_socket(xc_display_sock, &length, sizeof(long)) >= 0) + { + if (XC_write_socket(xc_display_sock, +#ifdef PDC_WIDE + wcontents, length * sizeof(wchar_t)) >= 0) + { + free(wcontents); +#else + contents, length) >= 0) + { +#endif + if (XC_read_socket(xc_display_sock, &rc, sizeof(int)) >= 0) + return rc; + } + } + + XCursesExitCursesProcess(5, "exiting from PDC_setclipboard"); + + return PDC_CLIP_ACCESS_ERROR; /* not reached */ +} + +int PDC_freeclipboard(char *contents) +{ + PDC_LOG(("PDC_freeclipboard() - called\n")); + + free(contents); + return PDC_CLIP_SUCCESS; +} + +int PDC_clearclipboard(void) +{ + int rc; + long len = 0; + + PDC_LOG(("PDC_clearclipboard() - called\n")); + + XCursesInstruct(CURSES_CLEAR_SELECTION); + + /* Write, then wait for X to do its stuff; expect return code. */ + + if (XC_write_socket(xc_display_sock, &len, sizeof(long)) >= 0) + if (XC_read_socket(xc_display_sock, &rc, sizeof(int)) >= 0) + return rc; + + XCursesExitCursesProcess(5, "exiting from PDC_clearclipboard"); + + return PDC_CLIP_ACCESS_ERROR; /* not reached */ +} |