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49 lines
1.0 KiB
C
49 lines
1.0 KiB
C
#ifndef _IPXE_EDITSTRING_H
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#define _IPXE_EDITSTRING_H
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/** @file
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*
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* Editable strings
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*
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*/
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FILE_LICENCE ( GPL2_OR_LATER );
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/** An editable string */
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struct edit_string {
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/** Buffer for string */
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char *buf;
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/** Size of buffer (including terminating NUL) */
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size_t len;
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/** Cursor position */
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unsigned int cursor;
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/* The following items are the edit history */
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/** Last cursor position */
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unsigned int last_cursor;
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/** Start of modified portion of string */
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unsigned int mod_start;
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/** End of modified portion of string */
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unsigned int mod_end;
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};
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/**
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* Initialise editable string
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*
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* @v string Editable string
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* @v buf Buffer for string
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* @v len Length of buffer
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*/
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static inline void init_editstring ( struct edit_string *string, char *buf,
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size_t len ) {
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string->buf = buf;
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string->len = len;
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}
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extern void replace_string ( struct edit_string *string,
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const char *replacement ) __nonnull;
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extern int edit_string ( struct edit_string *string, int key ) __nonnull;
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#endif /* _IPXE_EDITSTRING_H */
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