1 /*****************************************************************************/
5 /* A span of data within a segment */
9 /* (C) 2003-2011, Ullrich von Bassewitz */
10 /* Roemerstrasse 52 */
11 /* D-70794 Filderstadt */
12 /* EMail: uz@cc65.org */
15 /* This software is provided 'as-is', without any expressed or implied */
16 /* warranty. In no event will the authors be held liable for any damages */
17 /* arising from the use of this software. */
19 /* Permission is granted to anyone to use this software for any purpose, */
20 /* including commercial applications, and to alter it and redistribute it */
21 /* freely, subject to the following restrictions: */
23 /* 1. The origin of this software must not be misrepresented; you must not */
24 /* claim that you wrote the original software. If you use this software */
25 /* in a product, an acknowledgment in the product documentation would be */
26 /* appreciated but is not required. */
27 /* 2. Altered source versions must be plainly marked as such, and must not */
28 /* be misrepresented as being the original software. */
29 /* 3. This notice may not be removed or altered from any source */
32 /*****************************************************************************/
50 /*****************************************************************************/
52 /*****************************************************************************/
60 typedef struct Span Span;
62 HashNode Node; /* Node for hash table */
63 unsigned Id; /* Id of span */
64 struct Segment* Seg; /* Pointer to segment */
65 unsigned Start; /* Start of range */
66 unsigned End; /* End of range */
67 unsigned Type; /* Type of data in span */
72 /*****************************************************************************/
74 /*****************************************************************************/
78 #if defined(HAVE_INLINE)
79 INLINE unsigned long GetSpanSize (const Span* R)
80 /* Return the span size in bytes */
82 return (R->End - R->Start);
85 # define GetSpanSize(R) ((R)->End - (R)->Start)
88 void SetSpanType (Span* S, const StrBuf* Type);
89 /* Set the generic type of the span to Type */
91 Span* OpenSpan (void);
92 /* Open a span for the active segment and return it. */
94 Span* CloseSpan (Span* S);
95 /* Close the given span. Be sure to replace the passed span by the one
96 * returned, since the span will get deleted if it is empty or may be
97 * replaced if a duplicate exists.
100 void OpenSpanList (Collection* Spans);
101 /* Open a list of spans for all existing segments to the given collection of
102 * spans. The currently active segment will be inserted first with all others
106 void CloseSpanList (Collection* Spans);
107 /* Close all open spans by setting PC to the current PC for the segment. */
109 void WriteSpanList (const Collection* Spans);
110 /* Write a list of spans to the output file */
112 void WriteSpans (void);
113 /* Write all spans to the object file */