diff options
author | RajithaY <rajithax.yerrumsetty@intel.com> | 2017-04-25 03:31:15 -0700 |
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committer | Rajitha Yerrumchetty <rajithax.yerrumsetty@intel.com> | 2017-05-22 06:48:08 +0000 |
commit | bb756eebdac6fd24e8919e2c43f7d2c8c4091f59 (patch) | |
tree | ca11e03542edf2d8f631efeca5e1626d211107e3 /qemu/roms/ipxe/src/hci/editstring.c | |
parent | a14b48d18a9ed03ec191cf16b162206998a895ce (diff) |
Adding qemu as a submodule of KVMFORNFV
This Patch includes the changes to add qemu as a submodule to
kvmfornfv repo and make use of the updated latest qemu for the
execution of all testcase
Change-Id: I1280af507a857675c7f81d30c95255635667bdd7
Signed-off-by:RajithaY<rajithax.yerrumsetty@intel.com>
Diffstat (limited to 'qemu/roms/ipxe/src/hci/editstring.c')
-rw-r--r-- | qemu/roms/ipxe/src/hci/editstring.c | 258 |
1 files changed, 0 insertions, 258 deletions
diff --git a/qemu/roms/ipxe/src/hci/editstring.c b/qemu/roms/ipxe/src/hci/editstring.c deleted file mode 100644 index 8cbce0767..000000000 --- a/qemu/roms/ipxe/src/hci/editstring.c +++ /dev/null @@ -1,258 +0,0 @@ -/* - * Copyright (C) 2006 Michael Brown <mbrown@fensystems.co.uk>. - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License as - * published by the Free Software Foundation; either version 2 of the - * License, or any later version. - * - * This program is distributed in the hope that it will be useful, but - * WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA - * 02110-1301, USA. - * - * You can also choose to distribute this program under the terms of - * the Unmodified Binary Distribution Licence (as given in the file - * COPYING.UBDL), provided that you have satisfied its requirements. - */ - -FILE_LICENCE ( GPL2_OR_LATER_OR_UBDL ); - -#include <assert.h> -#include <string.h> -#include <ctype.h> -#include <ipxe/keys.h> -#include <ipxe/editstring.h> - -/** @file - * - * Editable strings - * - */ - -static void insert_delete ( struct edit_string *string, size_t delete_len, - const char *insert_text ) - __attribute__ (( nonnull (1) )); -static void insert_character ( struct edit_string *string, - unsigned int character ) __nonnull; -static void delete_character ( struct edit_string *string ) __nonnull; -static void backspace ( struct edit_string *string ) __nonnull; -static void previous_word ( struct edit_string *string ) __nonnull; -static void kill_word ( struct edit_string *string ) __nonnull; -static void kill_sol ( struct edit_string *string ) __nonnull; -static void kill_eol ( struct edit_string *string ) __nonnull; - -/** - * Insert and/or delete text within an editable string - * - * @v string Editable string - * @v delete_len Length of text to delete from current cursor position - * @v insert_text Text to insert at current cursor position, or NULL - */ -static void insert_delete ( struct edit_string *string, size_t delete_len, - const char *insert_text ) { - size_t old_len, max_delete_len, insert_len, max_insert_len, new_len; - - /* Calculate lengths */ - old_len = strlen ( string->buf ); - assert ( string->cursor <= old_len ); - max_delete_len = ( old_len - string->cursor ); - if ( delete_len > max_delete_len ) - delete_len = max_delete_len; - insert_len = ( insert_text ? strlen ( insert_text ) : 0 ); - max_insert_len = ( ( string->len - 1 ) - ( old_len - delete_len ) ); - if ( insert_len > max_insert_len ) - insert_len = max_insert_len; - new_len = ( old_len - delete_len + insert_len ); - - /* Fill in edit history */ - string->mod_start = string->cursor; - string->mod_end = ( ( new_len > old_len ) ? new_len : old_len ); - - /* Move data following the cursor */ - memmove ( ( string->buf + string->cursor + insert_len ), - ( string->buf + string->cursor + delete_len ), - ( max_delete_len + 1 - delete_len ) ); - - /* Copy inserted text to cursor position */ - memcpy ( ( string->buf + string->cursor ), insert_text, insert_len ); - string->cursor += insert_len; -} - -/** - * Insert character at current cursor position - * - * @v string Editable string - * @v character Character to insert - */ -static void insert_character ( struct edit_string *string, - unsigned int character ) { - char insert_text[2] = { character, '\0' }; - insert_delete ( string, 0, insert_text ); -} - -/** - * Delete character at current cursor position - * - * @v string Editable string - */ -static void delete_character ( struct edit_string *string ) { - insert_delete ( string, 1, NULL ); -} - -/** - * Delete character to left of current cursor position - * - * @v string Editable string - */ -static void backspace ( struct edit_string *string ) { - if ( string->cursor > 0 ) { - string->cursor--; - delete_character ( string ); - } -} - -/** - * Move to start of previous word - * - * @v string Editable string - */ -static void previous_word ( struct edit_string *string ) { - while ( string->cursor && - isspace ( string->buf[ string->cursor - 1 ] ) ) { - string->cursor--; - } - while ( string->cursor && - ( ! isspace ( string->buf[ string->cursor - 1 ] ) ) ) { - string->cursor--; - } -} - -/** - * Delete to end of previous word - * - * @v string Editable string - */ -static void kill_word ( struct edit_string *string ) { - size_t old_cursor = string->cursor; - previous_word ( string ); - insert_delete ( string, ( old_cursor - string->cursor ), NULL ); -} - -/** - * Delete to start of line - * - * @v string Editable string - */ -static void kill_sol ( struct edit_string *string ) { - size_t old_cursor = string->cursor; - string->cursor = 0; - insert_delete ( string, old_cursor, NULL ); -} - -/** - * Delete to end of line - * - * @v string Editable string - */ -static void kill_eol ( struct edit_string *string ) { - insert_delete ( string, ~( ( size_t ) 0 ), NULL ); -} - -/** - * Replace editable string - * - * @v string Editable string - * @v replacement Replacement string - */ -void replace_string ( struct edit_string *string, const char *replacement ) { - string->cursor = 0; - insert_delete ( string, ~( ( size_t ) 0 ), replacement ); -} - -/** - * Edit editable string - * - * @v string Editable string - * @v key Key pressed by user - * @ret key Key returned to application, or zero - * - * Handles keypresses and updates the content of the editable string. - * Basic line editing facilities (delete/insert/cursor) are supported. - * If edit_string() understands and uses the keypress it will return - * zero, otherwise it will return the original key. - * - * This function does not update the display in any way. - * - * The string's edit history will be updated to allow the caller to - * efficiently bring the display into sync with the string content. - */ -int edit_string ( struct edit_string *string, int key ) { - int retval = 0; - size_t len = strlen ( string->buf ); - - /* Prepare edit history */ - string->last_cursor = string->cursor; - string->mod_start = string->cursor; - string->mod_end = string->cursor; - - /* Interpret key */ - if ( ( key >= 0x20 ) && ( key <= 0x7e ) ) { - /* Printable character; insert at current position */ - insert_character ( string, key ); - } else switch ( key ) { - case KEY_BACKSPACE: - /* Backspace */ - backspace ( string ); - break; - case KEY_DC: - case CTRL_D: - /* Delete character */ - delete_character ( string ); - break; - case CTRL_W: - /* Delete word */ - kill_word ( string ); - break; - case CTRL_U: - /* Delete to start of line */ - kill_sol ( string ); - break; - case CTRL_K: - /* Delete to end of line */ - kill_eol ( string ); - break; - case KEY_HOME: - case CTRL_A: - /* Start of line */ - string->cursor = 0; - break; - case KEY_END: - case CTRL_E: - /* End of line */ - string->cursor = len; - break; - case KEY_LEFT: - case CTRL_B: - /* Cursor left */ - if ( string->cursor > 0 ) - string->cursor--; - break; - case KEY_RIGHT: - case CTRL_F: - /* Cursor right */ - if ( string->cursor < len ) - string->cursor++; - break; - default: - retval = key; - break; - } - - return retval; -} |