Annotation of src/usr.bin/cvs/rcs.h, Revision 1.43
1.43 ! niallo 1: /* $OpenBSD: rcs.h,v 1.42 2005/12/08 18:56:10 joris Exp $ */
1.1 jfb 2: /*
3: * Copyright (c) 2004 Jean-Francois Brousseau <jfb@openbsd.org>
1.2 tedu 4: * All rights reserved.
1.1 jfb 5: *
1.2 tedu 6: * Redistribution and use in source and binary forms, with or without
7: * modification, are permitted provided that the following conditions
8: * are met:
1.1 jfb 9: *
1.2 tedu 10: * 1. Redistributions of source code must retain the above copyright
11: * notice, this list of conditions and the following disclaimer.
1.1 jfb 12: * 2. The name of the author may not be used to endorse or promote products
1.2 tedu 13: * derived from this software without specific prior written permission.
1.1 jfb 14: *
15: * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES,
16: * INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY
17: * AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL
18: * THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
19: * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
20: * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
21: * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
22: * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
23: * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
1.2 tedu 24: * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
1.1 jfb 25: */
26:
27: #ifndef RCS_H
28: #define RCS_H
29:
30: #include <sys/types.h>
31: #include <sys/queue.h>
32:
33: #include <time.h>
34:
35: #include "buf.h"
36:
1.30 xsa 37: #define RCS_DIFF_MAXARG 32
1.1 jfb 38: #define RCS_DIFF_DIV \
39: "==================================================================="
40:
1.30 xsa 41: #define RCSDIR "RCS"
42: #define RCS_FILE_EXT ",v"
1.1 jfb 43:
1.30 xsa 44: #define RCS_HEAD_BRANCH "HEAD"
45: #define RCS_HEAD_INIT "1.1"
46: #define RCS_HEAD_REV ((RCSNUM *)(-1))
1.23 jfb 47:
48:
1.30 xsa 49: #define RCS_SYM_INVALCHAR "$,.:;@"
1.1 jfb 50:
1.12 jfb 51:
1.31 joris 52: #define RCS_MAGIC_BRANCH ".0."
1.30 xsa 53: #define RCS_STATE_EXP "Exp"
54: #define RCS_STATE_DEAD "dead"
1.17 jfb 55:
1.12 jfb 56: /* lock types */
1.30 xsa 57: #define RCS_LOCK_INVAL (-1)
58: #define RCS_LOCK_LOOSE 0
59: #define RCS_LOCK_STRICT 1
1.12 jfb 60:
61:
1.6 jfb 62: /* RCS keyword expansion modes (kflags) */
1.30 xsa 63: #define RCS_KWEXP_NONE 0x00
64: #define RCS_KWEXP_NAME 0x01 /* include keyword name */
65: #define RCS_KWEXP_VAL 0x02 /* include keyword value */
66: #define RCS_KWEXP_LKR 0x04 /* include name of locker */
67: #define RCS_KWEXP_OLD 0x08 /* generate old keyword string */
68: #define RCS_KWEXP_ERR 0x10 /* mode has an error */
1.6 jfb 69:
1.30 xsa 70: #define RCS_KWEXP_DEFAULT (RCS_KWEXP_NAME | RCS_KWEXP_VAL)
71: #define RCS_KWEXP_KVL (RCS_KWEXP_NAME | RCS_KWEXP_VAL | RCS_KWEXP_LKR)
1.6 jfb 72:
1.9 jfb 73: #define RCS_KWEXP_INVAL(k) \
1.13 jfb 74: ((k & RCS_KWEXP_ERR) || \
75: ((k & RCS_KWEXP_OLD) && (RCS_KWEXP_OLD & ~RCS_KWEXP_OLD)))
1.9 jfb 76:
1.6 jfb 77:
78:
1.30 xsa 79: #define RCSNUM_MAXNUM USHRT_MAX
80: #define RCSNUM_MAXLEN 64
1.6 jfb 81:
1.30 xsa 82: #define RCSNUM_ISBRANCH(n) ((n)->rn_len % 2)
1.17 jfb 83:
1.1 jfb 84:
85: /* file flags */
1.43 ! niallo 86: #define RCS_READ (1<<0)
! 87: #define RCS_WRITE (1<<1)
! 88: #define RCS_RDWR (RCS_READ|RCS_WRITE)
! 89: #define RCS_CREATE (1<<2) /* create the file */
! 90: #define RCS_PARSE_FULLY (1<<3) /* fully parse it on open */
1.9 jfb 91:
92: /* internal flags */
1.43 ! niallo 93: #define RCS_PARSED (1<<4) /* file has been parsed */
! 94: #define RCS_SYNCED (1<<5) /* in-mem copy is sync with disk copy */
! 95: #define RCS_SLOCK (1<<6) /* strict lock */
! 96:
! 97: /* parser flags */
! 98: #define PARSED_DELTAS (1<<7) /* all deltas are parsed */
! 99: #define PARSED_DESC (1<<8) /* the description is parsed */
! 100: #define PARSED_DELTATEXTS (1<<9) /* all delta texts are parsed */
1.1 jfb 101:
102: /* delta flags */
1.30 xsa 103: #define RCS_RD_DEAD 0x01 /* dead */
1.5 jfb 104:
1.14 jfb 105: /* RCS error codes */
1.30 xsa 106: #define RCS_ERR_NOERR 0
107: #define RCS_ERR_NOENT 1
108: #define RCS_ERR_DUPENT 2
109: #define RCS_ERR_BADNUM 3
110: #define RCS_ERR_BADSYM 4
111: #define RCS_ERR_PARSE 5
112: #define RCS_ERR_ERRNO 255
1.40 joris 113:
114: /* used for cvs_checkout_rev */
115: #define CHECKOUT_REV_CREATED 1
116: #define CHECKOUT_REV_MERGED 2
117: #define CHECKOUT_REV_REMOVED 3
1.41 joris 118: #define CHECKOUT_REV_UPDATED 4
1.5 jfb 119:
1.1 jfb 120: typedef struct rcs_num {
1.30 xsa 121: u_int rn_len;
122: u_int16_t *rn_id;
1.1 jfb 123: } RCSNUM;
124:
125:
1.11 jfb 126: struct rcs_access {
1.30 xsa 127: char *ra_name;
128: uid_t ra_uid;
129: TAILQ_ENTRY(rcs_access) ra_list;
1.11 jfb 130: };
131:
1.1 jfb 132: struct rcs_sym {
1.30 xsa 133: char *rs_name;
134: RCSNUM *rs_num;
135: TAILQ_ENTRY(rcs_sym) rs_list;
1.1 jfb 136: };
137:
138: struct rcs_lock {
1.30 xsa 139: char *rl_name;
140: RCSNUM *rl_num;
1.1 jfb 141:
1.30 xsa 142: TAILQ_ENTRY(rcs_lock) rl_list;
1.1 jfb 143: };
144:
145:
146: struct rcs_branch {
1.30 xsa 147: RCSNUM *rb_num;
148: TAILQ_ENTRY(rcs_branch) rb_list;
1.1 jfb 149: };
150:
151: struct rcs_dlist {
1.30 xsa 152: struct rcs_delta *tqh_first;
153: struct rcs_delta **tqh_last;
1.1 jfb 154: };
155:
156: struct rcs_delta {
1.30 xsa 157: RCSNUM *rd_num;
158: RCSNUM *rd_next;
159: u_int rd_flags;
160: struct tm rd_date;
161: char *rd_author;
162: char *rd_state;
163: char *rd_log;
1.42 joris 164: char *rd_locker;
1.30 xsa 165: u_char *rd_text;
166: size_t rd_tlen;
167:
168: struct rcs_dlist rd_snodes;
169: TAILQ_HEAD(, rcs_branch) rd_branches;
170: TAILQ_ENTRY(rcs_delta) rd_list;
1.1 jfb 171: };
172:
173:
174: typedef struct rcs_file {
1.30 xsa 175: char *rf_path;
176: u_int rf_ref;
177: mode_t rf_mode;
178: u_int rf_flags;
179:
180: RCSNUM *rf_head;
181: RCSNUM *rf_branch;
182: char *rf_comment;
183: char *rf_expand;
184: char *rf_desc;
185:
186: u_int rf_ndelta;
187: struct rcs_dlist rf_delta;
188: TAILQ_HEAD(rcs_alist, rcs_access) rf_access;
189: TAILQ_HEAD(rcs_slist, rcs_sym) rf_symbols;
190: TAILQ_HEAD(rcs_llist, rcs_lock) rf_locks;
1.9 jfb 191:
1.30 xsa 192: void *rf_pdata;
1.1 jfb 193: } RCSFILE;
194:
195:
1.14 jfb 196: extern int rcs_errno;
197:
198:
1.39 xsa 199: RCSFILE *rcs_open(const char *, int, ...);
200: void rcs_close(RCSFILE *);
201: const RCSNUM *rcs_head_get(RCSFILE *);
1.43 ! niallo 202: int rcs_head_set(RCSFILE *, RCSNUM *);
1.39 xsa 203: const RCSNUM *rcs_branch_get(RCSFILE *);
204: int rcs_branch_set(RCSFILE *, const RCSNUM *);
205: int rcs_access_add(RCSFILE *, const char *);
206: int rcs_access_remove(RCSFILE *, const char *);
207: int rcs_access_check(RCSFILE *, const char *);
1.43 ! niallo 208: struct rcs_delta *rcs_findrev(RCSFILE *, RCSNUM *);
1.39 xsa 209: int rcs_sym_add(RCSFILE *, const char *, RCSNUM *);
210: int rcs_sym_remove(RCSFILE *, const char *);
211: RCSNUM *rcs_sym_getrev(RCSFILE *, const char *);
212: int rcs_sym_check(const char *);
213: int rcs_lock_getmode(RCSFILE *);
214: int rcs_lock_setmode(RCSFILE *, int);
215: int rcs_lock_add(RCSFILE *, const char *, RCSNUM *);
1.42 joris 216: int rcs_lock_remove(RCSFILE *, const char *, RCSNUM *);
1.39 xsa 217: BUF *rcs_getrev(RCSFILE *, RCSNUM *);
218: int rcs_deltatext_set(RCSFILE *, RCSNUM *, const char *);
219: const char *rcs_desc_get(RCSFILE *);
220: int rcs_desc_set(RCSFILE *, const char *);
221: const char *rcs_comment_lookup(const char *);
222: const char *rcs_comment_get(RCSFILE *);
223: int rcs_comment_set(RCSFILE *, const char *);
224: int rcs_kwexp_set(RCSFILE *, int);
225: int rcs_kwexp_get(RCSFILE *);
226: int rcs_rev_add(RCSFILE *, RCSNUM *, const char *, time_t,
227: const char *);
228: time_t rcs_rev_getdate(RCSFILE *, RCSNUM *);
229: int rcs_rev_setlog(RCSFILE *, RCSNUM *, const char *);
230: int rcs_rev_remove(RCSFILE *, RCSNUM *);
231: int rcs_state_set(RCSFILE *, RCSNUM *, const char *);
232: const char *rcs_state_get(RCSFILE *, RCSNUM *);
233: int rcs_state_check(const char *);
234: RCSNUM *rcs_tag_resolve(RCSFILE *, const char *);
235: const char *rcs_errstr(int);
1.30 xsa 236:
237:
238: int rcs_kflag_get(const char *);
239: void rcs_kflag_usage(void);
240: int rcs_kw_expand(RCSFILE *, u_char *, size_t, size_t *);
241:
242: RCSNUM *rcsnum_alloc(void);
243: RCSNUM *rcsnum_parse(const char *);
244: RCSNUM *rcsnum_brtorev(const RCSNUM *);
245: RCSNUM *rcsnum_revtobr(const RCSNUM *);
246: RCSNUM *rcsnum_inc(RCSNUM *);
1.33 joris 247: RCSNUM *rcsnum_dec(RCSNUM *);
1.30 xsa 248: void rcsnum_free(RCSNUM *);
249: int rcsnum_aton(const char *, char **, RCSNUM *);
250: char *rcsnum_tostr(const RCSNUM *, char *, size_t);
251: int rcsnum_cpy(const RCSNUM *, RCSNUM *, u_int);
252: int rcsnum_cmp(const RCSNUM *, const RCSNUM *, u_int);
1.1 jfb 253:
1.30 xsa 254: #endif /* RCS_H */
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