/[CvsGraph]/cvsgraph/rcs.h
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Revision 1.6 - (show annotations)
Sun Mar 9 22:36:50 2003 UTC (14 years, 9 months ago) by bertho
Branch: MAIN
Changes since 1.5: +13 -4 lines
File MIME type: text/plain
- add merge visualization
- Provide solution for possible XSS bug in tag expansions
1 /*
2 * CvsGraph graphical representation generator of brances and revisions
3 * of a file in cvs/rcs.
4 *
5 * Copyright (C) 2001 B. Stultiens
6 *
7 * This program is free software; you can redistribute it and/or modify
8 * it under the terms of the GNU General Public License as published by
9 * the Free Software Foundation; either version 2 of the License, or
10 * (at your option) any later version.
11 *
12 * This program is distributed in the hope that it will be useful,
13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 * GNU General Public License for more details.
16 *
17 * You should have received a copy of the GNU General Public License
18 * along with this program; if not, write to the Free Software
19 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
20 */
21 #ifndef __RCS_H
22 #define __RCS_H
23
24 struct __revision_t; /* Forward */
25
26 typedef struct __rev_t
27 {
28 char *branch;
29 char *rev;
30 int isbranch;
31 } rev_t;
32
33 typedef struct __revs_t
34 {
35 rev_t **revs;
36 int nrevs;
37 } revs_t;
38
39 typedef struct __tag_t
40 {
41 char *tag;
42 rev_t *rev;
43 struct __revision_t *logrev; /* backpointer to logical revision */
44 } tag_t;
45
46 typedef struct __tags_t
47 {
48 tag_t **tags;
49 int ntags;
50 } tags_t;
51
52 typedef struct __merge_t
53 {
54 tag_t *to; /* This tag is destination of a merge */
55 tag_t *from; /* This tag is origin of a merge */
56 } merge_t;
57
58 typedef struct __idrev_t
59 {
60 char *id;
61 rev_t *rev;
62 } idrev_t;
63
64 typedef struct __idrevs_t
65 {
66 idrev_t **idrevs;
67 int nidrevs;
68 } idrevs_t;
69
70 typedef struct __ids_t
71 {
72 char **ids;
73 int nids;
74 } ids_t;
75
76 typedef struct __dtext_t
77 {
78 rev_t *rev; /* Diff/log revision */
79 char *log; /* The log entry */
80 char *text; /* Diff text (only set if lexer send it) */
81 } dtext_t;
82
83 typedef struct __dtexts_t
84 {
85 dtext_t **dtexts;
86 int ndtexts;
87 } dtexts_t;
88
89 typedef struct __delta_t
90 {
91 rev_t *rev; /* Delta revision */
92 char *date;
93 char *author;
94 char *state;
95 revs_t *branches;
96 rev_t *next; /* Next delta in this branch */
97 int flag; /* Set if assigned a branch to prevent infinite recursion */
98 } delta_t;
99
100 typedef struct __deltas_t
101 {
102 delta_t **deltas;
103 int ndeltas;
104 } deltas_t;
105
106 typedef struct __branch_t /* Logical branch structure */
107 {
108 struct __revision_t **revs;
109 int nrevs;
110 struct __revision_t *branchpoint; /* Backlink to revision that spawned the branch */
111 rev_t *branch;/* Branch id */
112 tag_t **tags; /* Symbolic tags */
113 int ntags;
114 int w, h; /* BBox width/height */
115 int cx, y; /* BBox center-top position */
116 int tw, th; /* Total BBox width/height */
117 } branch_t;
118
119 typedef struct __revision_t /* Logical revision structure */
120 {
121 delta_t *delta;
122 dtext_t *dtext;
123 rev_t *rev; /* Shortcut to delta->rev */
124 char *revtext; /* Expanded text to draw */
125 branch_t *branch; /* The branch this revision belongs to */
126 branch_t **branches; /* Branches from this revision */
127 int nbranches;
128 tag_t **tags; /* Symbolic tags */
129 int ntags;
130 int w, h; /* BBox width/height */
131 int cx, y; /* BBox center-top position */
132 int stripped; /* Set if we jumped revisions due to strip_untagged */
133 } revision_t;
134
135 typedef struct __rcsfile_t
136 {
137 char *root; /* The CVS root directory */
138 char *module; /* The CVS module */
139 char *file; /* The CVS filename */
140 rev_t *head; /* Head revision */
141 rev_t *branch; /* Active branch (NULL if main trunk) */
142 ids_t *access; /* Access identifier(s) (NULL if none) */
143 tags_t *tags; /* Symbolic tags (NULL if none) */
144 idrevs_t *locks; /* Locks revisions (NULL if no locks) */
145 int strict; /* Locking strategy */
146 char *comment; /* File comment (NULL if none) */
147 char *expand; /* Keyword substitution (NULL if none, i.e. -kv) */
148 deltas_t *deltas; /* Delta admin */
149 char *desc; /* Eh... description of file? */
150 dtexts_t *dtexts; /* Diffs and logs */
151
152 /* Logical structure */
153 delta_t **sdelta; /* Sorted delta on revision */
154 int nsdelta;
155 dtext_t **sdtext; /* Sorted dtext on revision */
156 int nsdtext;
157 revision_t **srev; /* Sorted list of all revisions */
158 int nsrev;
159 branch_t **branches; /* List of branches */
160 branch_t *active; /* The active branch (translated branch of admin) */
161 int nbranches;
162 merge_t *merges; /* Merge tags from->to description */
163 int nmerges;
164 int tw, th; /* Total BBox width/height */
165 } rcsfile_t;
166
167 void set_id(void); /* Next scan is for an id */
168 void set_sym(void); /* Next scan is for a symbol */
169 void set_skip(void); /* Everyting until ';' dropped */
170 void set_skipstr(void); /* Next string must be dropped */
171
172 int rcslex(void);
173 int rcsparse(void);
174
175 extern FILE *rcsin;
176 extern rcsfile_t *rcsfile;
177
178 #endif

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