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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-15 20:22:03 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-15 20:22:03 +0000 |
commit | ffccd5b2b05243e7976db80f90f453dccfae9886 (patch) | |
tree | 39a43152d27f7390d8f7a6fb276fa6887f87c6e8 /src/consaver/cons.saver.h | |
parent | Initial commit. (diff) | |
download | mc-ffccd5b2b05243e7976db80f90f453dccfae9886.tar.xz mc-ffccd5b2b05243e7976db80f90f453dccfae9886.zip |
Adding upstream version 3:4.8.30.upstream/3%4.8.30
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'src/consaver/cons.saver.h')
-rw-r--r-- | src/consaver/cons.saver.h | 46 |
1 files changed, 46 insertions, 0 deletions
diff --git a/src/consaver/cons.saver.h b/src/consaver/cons.saver.h new file mode 100644 index 0000000..a61b77c --- /dev/null +++ b/src/consaver/cons.saver.h @@ -0,0 +1,46 @@ +/** \file cons.saver.h + * \brief Header: general purpose Linux console screen save/restore server + * + * This code does _not_ need to be setuid root. However, it needs + * read/write access to /dev/vcsa* (which is privileged + * operation). You should create user vcsa, make cons.saver setuid + * user vcsa, and make all vcsa's owned by user vcsa. + * Seeing other peoples consoles is bad thing, but believe me, full + * root is even worse. + */ + +#ifndef MC__CONS_SAVER_H +#define MC__CONS_SAVER_H + +/*** typedefs(not structures) and defined constants **********************************************/ + +/*** enums ***************************************************************************************/ + +typedef enum +{ + CONSOLE_INIT = '1', + CONSOLE_DONE, + CONSOLE_SAVE, + CONSOLE_RESTORE, + CONSOLE_CONTENTS +} console_action_t; + +/*** structures declarations (and typedefs of structures)*****************************************/ + +/*** global variables defined in .c file *********************************************************/ + +#ifndef LINUX_CONS_SAVER_C +/* Used only in mc, not in cons.saver */ +extern int cons_saver_pid; +#endif /* !LINUX_CONS_SAVER_C */ + +/*** declarations of public functions ************************************************************/ + +#ifndef LINUX_CONS_SAVER_C +/* Used only in mc, not in cons.saver */ +void show_console_contents (int starty, unsigned char begin_line, unsigned char end_line); +void handle_console (console_action_t action); +#endif /* !LINUX_CONS_SAVER_C */ + +/*** inline functions ****************************************************************************/ +#endif /* MC__CONS_SAVER_H */ |