2 cfd92333 2021-08-27 tracey * Copyright (c) 2020, 2021 Tracey Emery <tracey@openbsd.org>
3 257add31 2020-09-09 stsp * Copyright (c) 2020 Stefan Sperling <stsp@openbsd.org>
4 257add31 2020-09-09 stsp * Copyright (c) 2004, 2005 Esben Norby <norby@openbsd.org>
5 257add31 2020-09-09 stsp * Copyright (c) 2004 Ryan McBride <mcbride@openbsd.org>
6 257add31 2020-09-09 stsp * Copyright (c) 2002, 2003, 2004 Henning Brauer <henning@openbsd.org>
7 257add31 2020-09-09 stsp * Copyright (c) 2001 Markus Friedl. All rights reserved.
8 257add31 2020-09-09 stsp * Copyright (c) 2001 Daniel Hartmeier. All rights reserved.
9 257add31 2020-09-09 stsp * Copyright (c) 2001 Theo de Raadt. All rights reserved.
11 257add31 2020-09-09 stsp * Permission to use, copy, modify, and distribute this software for any
12 257add31 2020-09-09 stsp * purpose with or without fee is hereby granted, provided that the above
13 257add31 2020-09-09 stsp * copyright notice and this permission notice appear in all copies.
15 257add31 2020-09-09 stsp * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
16 257add31 2020-09-09 stsp * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
17 257add31 2020-09-09 stsp * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
18 257add31 2020-09-09 stsp * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
19 257add31 2020-09-09 stsp * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
20 257add31 2020-09-09 stsp * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
21 257add31 2020-09-09 stsp * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
25 257add31 2020-09-09 stsp #include <sys/types.h>
26 257add31 2020-09-09 stsp #include <sys/queue.h>
28 257add31 2020-09-09 stsp #include <netdb.h>
30 257add31 2020-09-09 stsp #include <ctype.h>
31 257add31 2020-09-09 stsp #include <err.h>
32 257add31 2020-09-09 stsp #include <errno.h>
33 257add31 2020-09-09 stsp #include <limits.h>
34 257add31 2020-09-09 stsp #include <stdarg.h>
35 257add31 2020-09-09 stsp #include <stdio.h>
36 8de9818a 2020-09-14 naddy #include <stdlib.h>
37 257add31 2020-09-09 stsp #include <string.h>
39 257add31 2020-09-09 stsp #include "got_error.h"
40 257add31 2020-09-09 stsp #include "gotconfig.h"
42 257add31 2020-09-09 stsp static struct file {
43 257add31 2020-09-09 stsp FILE *stream;
44 257add31 2020-09-09 stsp const char *name;
45 257add31 2020-09-09 stsp size_t ungetpos;
46 257add31 2020-09-09 stsp size_t ungetsize;
47 257add31 2020-09-09 stsp u_char *ungetbuf;
48 257add31 2020-09-09 stsp int eof_reached;
51 257add31 2020-09-09 stsp static const struct got_error* newfile(struct file**, const char *, int *);
52 257add31 2020-09-09 stsp static void closefile(struct file *);
53 257add31 2020-09-09 stsp int yyparse(void);
54 257add31 2020-09-09 stsp int yylex(void);
55 257add31 2020-09-09 stsp int yyerror(const char *, ...)
56 257add31 2020-09-09 stsp __attribute__((__format__ (printf, 1, 2)))
57 257add31 2020-09-09 stsp __attribute__((__nonnull__ (1)));
58 257add31 2020-09-09 stsp int kw_cmp(const void *, const void *);
59 257add31 2020-09-09 stsp int lookup(char *);
60 257add31 2020-09-09 stsp int igetc(void);
61 257add31 2020-09-09 stsp int lgetc(int);
62 257add31 2020-09-09 stsp void lungetc(int);
63 257add31 2020-09-09 stsp int findeol(void);
64 257add31 2020-09-09 stsp static int parseport(char *, long long *);
66 257add31 2020-09-09 stsp TAILQ_HEAD(symhead, sym) symhead = TAILQ_HEAD_INITIALIZER(symhead);
67 257add31 2020-09-09 stsp struct sym {
68 257add31 2020-09-09 stsp TAILQ_ENTRY(sym) entry;
70 257add31 2020-09-09 stsp int persist;
75 257add31 2020-09-09 stsp int symset(const char *, const char *, int);
76 336075a4 2022-06-25 op int cmdline_symset(char *);
77 257add31 2020-09-09 stsp char *symget(const char *);
79 257add31 2020-09-09 stsp static int atoul(char *, u_long *);
81 257add31 2020-09-09 stsp static const struct got_error* gerror;
82 257add31 2020-09-09 stsp static struct gotconfig_remote_repo *remote;
83 257add31 2020-09-09 stsp static struct gotconfig gotconfig;
84 257add31 2020-09-09 stsp static const struct got_error* new_remote(struct gotconfig_remote_repo **);
85 aaf30ee7 2021-08-29 stsp static const struct got_error* new_fetch_config(struct fetch_config **);
86 aaf30ee7 2021-08-29 stsp static const struct got_error* new_send_config(struct send_config **);
88 257add31 2020-09-09 stsp typedef struct {
90 1367695b 2020-09-26 naddy long long number;
91 257add31 2020-09-09 stsp char *string;
92 b8adfa55 2020-09-25 stsp struct node_branch *branch;
93 99495ddb 2021-01-10 stsp struct node_ref *ref;
100 257add31 2020-09-09 stsp %token ERROR
101 b8adfa55 2020-09-25 stsp %token REMOTE REPOSITORY SERVER PORT PROTOCOL MIRROR_REFERENCES BRANCH
102 4d5ee956 2022-07-02 jrick %token AUTHOR ALLOWED_SIGNERS REVOKED_SIGNERS FETCH_ALL_BRANCHES REFERENCE
103 4d5ee956 2022-07-02 jrick %token FETCH SEND
104 257add31 2020-09-09 stsp %token <v.string> STRING
105 257add31 2020-09-09 stsp %token <v.number> NUMBER
106 257add31 2020-09-09 stsp %type <v.number> boolean portplain
107 257add31 2020-09-09 stsp %type <v.string> numberstring
108 b8adfa55 2020-09-25 stsp %type <v.branch> branch xbranch branch_list
109 99495ddb 2021-01-10 stsp %type <v.ref> ref xref ref_list
113 257add31 2020-09-09 stsp grammar : /* empty */
114 257add31 2020-09-09 stsp | grammar '\n'
115 257add31 2020-09-09 stsp | grammar author '\n'
116 257add31 2020-09-09 stsp | grammar remote '\n'
117 4d5ee956 2022-07-02 jrick | grammar allowed_signers '\n'
118 ea2c9c36 2022-07-04 jrick | grammar revoked_signers '\n'
120 257add31 2020-09-09 stsp boolean : STRING {
121 257add31 2020-09-09 stsp if (strcasecmp($1, "true") == 0 ||
122 257add31 2020-09-09 stsp strcasecmp($1, "yes") == 0)
124 257add31 2020-09-09 stsp else if (strcasecmp($1, "false") == 0 ||
125 257add31 2020-09-09 stsp strcasecmp($1, "no") == 0)
128 257add31 2020-09-09 stsp yyerror("invalid boolean value '%s'", $1);
135 257add31 2020-09-09 stsp numberstring : NUMBER {
137 257add31 2020-09-09 stsp if (asprintf(&s, "%lld", $1) == -1) {
138 257add31 2020-09-09 stsp yyerror("string: asprintf");
145 257add31 2020-09-09 stsp portplain : numberstring {
146 257add31 2020-09-09 stsp if (parseport($1, &$$) == -1) {
153 b8adfa55 2020-09-25 stsp branch : /* empty */ { $$ = NULL; }
154 b8adfa55 2020-09-25 stsp | xbranch { $$ = $1; }
155 b8adfa55 2020-09-25 stsp | '{' optnl branch_list '}' { $$ = $3; }
157 b8adfa55 2020-09-25 stsp xbranch : STRING {
158 b8adfa55 2020-09-25 stsp $$ = calloc(1, sizeof(struct node_branch));
159 b8adfa55 2020-09-25 stsp if ($$ == NULL) {
160 b8adfa55 2020-09-25 stsp yyerror("calloc");
163 b8adfa55 2020-09-25 stsp $$->branch_name = $1;
164 b8adfa55 2020-09-25 stsp $$->tail = $$;
167 b8adfa55 2020-09-25 stsp branch_list : xbranch optnl { $$ = $1; }
168 b8adfa55 2020-09-25 stsp | branch_list comma xbranch optnl {
169 b8adfa55 2020-09-25 stsp $1->tail->next = $3;
170 b8adfa55 2020-09-25 stsp $1->tail = $3;
174 99495ddb 2021-01-10 stsp ref : /* empty */ { $$ = NULL; }
175 99495ddb 2021-01-10 stsp | xref { $$ = $1; }
176 99495ddb 2021-01-10 stsp | '{' optnl ref_list '}' { $$ = $3; }
178 99495ddb 2021-01-10 stsp xref : STRING {
179 99495ddb 2021-01-10 stsp $$ = calloc(1, sizeof(struct node_ref));
180 99495ddb 2021-01-10 stsp if ($$ == NULL) {
181 99495ddb 2021-01-10 stsp yyerror("calloc");
184 99495ddb 2021-01-10 stsp $$->ref_name = $1;
185 99495ddb 2021-01-10 stsp $$->tail = $$;
188 99495ddb 2021-01-10 stsp ref_list : xref optnl { $$ = $1; }
189 99495ddb 2021-01-10 stsp | ref_list comma xref optnl {
190 99495ddb 2021-01-10 stsp $1->tail->next = $3;
191 99495ddb 2021-01-10 stsp $1->tail = $3;
195 257add31 2020-09-09 stsp remoteopts2 : remoteopts2 remoteopts1 nl
196 abc59930 2021-09-05 naddy | remoteopts1 optnl
198 257add31 2020-09-09 stsp remoteopts1 : REPOSITORY STRING {
199 abc59930 2021-09-05 naddy remote->repository = $2;
201 abc59930 2021-09-05 naddy | SERVER STRING {
202 abc59930 2021-09-05 naddy remote->server = $2;
204 257add31 2020-09-09 stsp | PROTOCOL STRING {
205 abc59930 2021-09-05 naddy remote->protocol = $2;
207 257add31 2020-09-09 stsp | MIRROR_REFERENCES boolean {
208 257add31 2020-09-09 stsp remote->mirror_references = $2;
210 0c8b29c5 2021-01-05 stsp | FETCH_ALL_BRANCHES boolean {
211 0c8b29c5 2021-01-05 stsp remote->fetch_all_branches = $2;
213 257add31 2020-09-09 stsp | PORT portplain {
214 257add31 2020-09-09 stsp remote->port = $2;
216 b8adfa55 2020-09-25 stsp | BRANCH branch {
217 b8adfa55 2020-09-25 stsp remote->branch = $2;
219 99495ddb 2021-01-10 stsp | REFERENCE ref {
220 6480c871 2021-08-30 stsp remote->fetch_ref = $2;
222 0ff2bf46 2021-08-27 tracey | FETCH {
223 0ff2bf46 2021-08-27 tracey static const struct got_error* error;
225 aaf30ee7 2021-08-29 stsp if (remote->fetch_config != NULL) {
226 0ff2bf46 2021-08-27 tracey yyerror("fetch block already exists");
229 aaf30ee7 2021-08-29 stsp error = new_fetch_config(&remote->fetch_config);
230 0ff2bf46 2021-08-27 tracey if (error) {
231 0ff2bf46 2021-08-27 tracey yyerror("%s", error->msg);
234 f08eaca0 2021-08-30 tracey } '{' optnl fetchempty '}'
236 0ff2bf46 2021-08-27 tracey static const struct got_error* error;
238 aaf30ee7 2021-08-29 stsp if (remote->send_config != NULL) {
239 0ff2bf46 2021-08-27 tracey yyerror("send block already exists");
242 aaf30ee7 2021-08-29 stsp error = new_send_config(&remote->send_config);
243 0ff2bf46 2021-08-27 tracey if (error) {
244 0ff2bf46 2021-08-27 tracey yyerror("%s", error->msg);
247 f08eaca0 2021-08-30 tracey } '{' optnl sendempty '}'
249 f08eaca0 2021-08-30 tracey fetchempty : /* empty */
250 f08eaca0 2021-08-30 tracey | fetchopts2
252 cfd92333 2021-08-27 tracey fetchopts2 : fetchopts2 fetchopts1 nl
253 abc59930 2021-09-05 naddy | fetchopts1 optnl
255 92952c0e 2021-08-30 stsp fetchopts1 : REPOSITORY STRING {
256 abc59930 2021-09-05 naddy remote->fetch_config->repository = $2;
258 abc59930 2021-09-05 naddy | SERVER STRING {
259 abc59930 2021-09-05 naddy remote->fetch_config->server = $2;
261 cfd92333 2021-08-27 tracey | PROTOCOL STRING {
262 abc59930 2021-09-05 naddy remote->fetch_config->protocol = $2;
264 cfd92333 2021-08-27 tracey | PORT portplain {
265 aaf30ee7 2021-08-29 stsp remote->fetch_config->port = $2;
267 cfd92333 2021-08-27 tracey | BRANCH branch {
268 aaf30ee7 2021-08-29 stsp remote->fetch_config->branch = $2;
271 f08eaca0 2021-08-30 tracey sendempty : /* empty */
272 f08eaca0 2021-08-30 tracey | sendopts2
274 cfd92333 2021-08-27 tracey sendopts2 : sendopts2 sendopts1 nl
275 abc59930 2021-09-05 naddy | sendopts1 optnl
277 92952c0e 2021-08-30 stsp sendopts1 : REPOSITORY STRING {
278 abc59930 2021-09-05 naddy remote->send_config->repository = $2;
280 abc59930 2021-09-05 naddy | SERVER STRING {
281 abc59930 2021-09-05 naddy remote->send_config->server = $2;
283 cfd92333 2021-08-27 tracey | PROTOCOL STRING {
284 abc59930 2021-09-05 naddy remote->send_config->protocol = $2;
286 cfd92333 2021-08-27 tracey | PORT portplain {
287 aaf30ee7 2021-08-29 stsp remote->send_config->port = $2;
289 cfd92333 2021-08-27 tracey | BRANCH branch {
290 aaf30ee7 2021-08-29 stsp remote->send_config->branch = $2;
293 257add31 2020-09-09 stsp remote : REMOTE STRING {
294 257add31 2020-09-09 stsp static const struct got_error* error;
296 257add31 2020-09-09 stsp error = new_remote(&remote);
297 257add31 2020-09-09 stsp if (error) {
299 257add31 2020-09-09 stsp yyerror("%s", error->msg);
302 c2d7bc3f 2021-08-31 stsp remote->name = $2;
303 257add31 2020-09-09 stsp } '{' optnl remoteopts2 '}' {
304 257add31 2020-09-09 stsp TAILQ_INSERT_TAIL(&gotconfig.remotes, remote, entry);
305 257add31 2020-09-09 stsp gotconfig.nremotes++;
308 257add31 2020-09-09 stsp author : AUTHOR STRING {
309 abc59930 2021-09-05 naddy gotconfig.author = $2;
312 4d5ee956 2022-07-02 jrick allowed_signers : ALLOWED_SIGNERS STRING {
313 4d5ee956 2022-07-02 jrick gotconfig.allowed_signers_file = $2;
316 4d5ee956 2022-07-02 jrick revoked_signers : REVOKED_SIGNERS STRING {
317 4d5ee956 2022-07-02 jrick gotconfig.revoked_signers_file = $2;
320 257add31 2020-09-09 stsp optnl : '\n' optnl
321 257add31 2020-09-09 stsp | /* empty */
323 257add31 2020-09-09 stsp nl : '\n' optnl
325 b8adfa55 2020-09-25 stsp comma : ','
326 b8adfa55 2020-09-25 stsp | /* empty */
330 257add31 2020-09-09 stsp struct keywords {
331 257add31 2020-09-09 stsp const char *k_name;
336 257add31 2020-09-09 stsp yyerror(const char *fmt, ...)
338 257add31 2020-09-09 stsp va_list ap;
340 257add31 2020-09-09 stsp char *err = NULL;
342 257add31 2020-09-09 stsp va_start(ap, fmt);
343 257add31 2020-09-09 stsp if (vasprintf(&msg, fmt, ap) == -1) {
344 257add31 2020-09-09 stsp gerror = got_error_from_errno("vasprintf");
347 257add31 2020-09-09 stsp va_end(ap);
348 257add31 2020-09-09 stsp if (asprintf(&err, "%s: line %d: %s", file->name, yylval.lineno,
349 257add31 2020-09-09 stsp msg) == -1) {
350 257add31 2020-09-09 stsp gerror = got_error_from_errno("asprintf");
353 c2d7bc3f 2021-08-31 stsp gerror = got_error_msg(GOT_ERR_PARSE_CONFIG, err);
358 257add31 2020-09-09 stsp kw_cmp(const void *k, const void *e)
360 257add31 2020-09-09 stsp return (strcmp(k, ((const struct keywords *)e)->k_name));
364 257add31 2020-09-09 stsp lookup(char *s)
366 257add31 2020-09-09 stsp /* This has to be sorted always. */
367 257add31 2020-09-09 stsp static const struct keywords keywords[] = {
368 4d5ee956 2022-07-02 jrick {"allowed_signers", ALLOWED_SIGNERS},
369 257add31 2020-09-09 stsp {"author", AUTHOR},
370 b8adfa55 2020-09-25 stsp {"branch", BRANCH},
371 cfd92333 2021-08-27 tracey {"fetch", FETCH},
372 f1bf60d1 2022-07-03 stsp {"fetch-all-branches", FETCH_ALL_BRANCHES}, /* deprecated */
373 f1bf60d1 2022-07-03 stsp {"fetch_all_branches", FETCH_ALL_BRANCHES},
374 26e6f38e 2022-07-03 stsp {"mirror-references", MIRROR_REFERENCES}, /* deprecated */
375 26e6f38e 2022-07-03 stsp {"mirror_references", MIRROR_REFERENCES},
376 257add31 2020-09-09 stsp {"port", PORT},
377 257add31 2020-09-09 stsp {"protocol", PROTOCOL},
378 99495ddb 2021-01-10 stsp {"reference", REFERENCE},
379 257add31 2020-09-09 stsp {"remote", REMOTE},
380 257add31 2020-09-09 stsp {"repository", REPOSITORY},
381 4d5ee956 2022-07-02 jrick {"revoked_signers", REVOKED_SIGNERS},
382 cfd92333 2021-08-27 tracey {"send", SEND},
383 257add31 2020-09-09 stsp {"server", SERVER},
385 257add31 2020-09-09 stsp const struct keywords *p;
387 257add31 2020-09-09 stsp p = bsearch(s, keywords, sizeof(keywords)/sizeof(keywords[0]),
388 257add31 2020-09-09 stsp sizeof(keywords[0]), kw_cmp);
391 257add31 2020-09-09 stsp return (p->k_val);
393 257add31 2020-09-09 stsp return (STRING);
396 257add31 2020-09-09 stsp #define START_EXPAND 1
397 257add31 2020-09-09 stsp #define DONE_EXPAND 2
399 257add31 2020-09-09 stsp static int expanding;
402 257add31 2020-09-09 stsp igetc(void)
406 257add31 2020-09-09 stsp while (1) {
407 257add31 2020-09-09 stsp if (file->ungetpos > 0)
408 257add31 2020-09-09 stsp c = file->ungetbuf[--file->ungetpos];
410 257add31 2020-09-09 stsp c = getc(file->stream);
412 257add31 2020-09-09 stsp if (c == START_EXPAND)
413 257add31 2020-09-09 stsp expanding = 1;
414 257add31 2020-09-09 stsp else if (c == DONE_EXPAND)
415 257add31 2020-09-09 stsp expanding = 0;
419 257add31 2020-09-09 stsp return (c);
423 257add31 2020-09-09 stsp lgetc(int quotec)
425 257add31 2020-09-09 stsp int c, next;
427 257add31 2020-09-09 stsp if (quotec) {
428 257add31 2020-09-09 stsp c = igetc();
429 257add31 2020-09-09 stsp if (c == EOF) {
430 257add31 2020-09-09 stsp yyerror("reached end of file while parsing "
431 257add31 2020-09-09 stsp "quoted string");
433 257add31 2020-09-09 stsp return (c);
436 257add31 2020-09-09 stsp c = igetc();
437 257add31 2020-09-09 stsp while (c == '\\') {
438 257add31 2020-09-09 stsp next = igetc();
439 257add31 2020-09-09 stsp if (next != '\n') {
443 257add31 2020-09-09 stsp yylval.lineno = file->lineno;
444 257add31 2020-09-09 stsp file->lineno++;
447 257add31 2020-09-09 stsp return (c);
451 257add31 2020-09-09 stsp lungetc(int c)
453 257add31 2020-09-09 stsp if (c == EOF)
456 257add31 2020-09-09 stsp if (file->ungetpos >= file->ungetsize) {
457 257add31 2020-09-09 stsp void *p = reallocarray(file->ungetbuf, file->ungetsize, 2);
458 257add31 2020-09-09 stsp if (p == NULL)
459 257add31 2020-09-09 stsp err(1, "%s", __func__);
460 257add31 2020-09-09 stsp file->ungetbuf = p;
461 257add31 2020-09-09 stsp file->ungetsize *= 2;
463 257add31 2020-09-09 stsp file->ungetbuf[file->ungetpos++] = c;
467 257add31 2020-09-09 stsp findeol(void)
471 257add31 2020-09-09 stsp /* Skip to either EOF or the first real EOL. */
472 257add31 2020-09-09 stsp while (1) {
473 257add31 2020-09-09 stsp c = lgetc(0);
474 257add31 2020-09-09 stsp if (c == '\n') {
475 257add31 2020-09-09 stsp file->lineno++;
478 257add31 2020-09-09 stsp if (c == EOF)
481 257add31 2020-09-09 stsp return (ERROR);
484 257add31 2020-09-09 stsp static long long
485 257add31 2020-09-09 stsp getservice(char *n)
487 257add31 2020-09-09 stsp struct servent *s;
488 257add31 2020-09-09 stsp u_long ulval;
490 257add31 2020-09-09 stsp if (atoul(n, &ulval) == 0) {
491 7c84ef07 2021-08-29 stsp if (ulval == 0 || ulval > 65535) {
492 257add31 2020-09-09 stsp yyerror("illegal port value %lu", ulval);
493 257add31 2020-09-09 stsp return (-1);
495 257add31 2020-09-09 stsp return ulval;
497 257add31 2020-09-09 stsp s = getservbyname(n, "tcp");
498 257add31 2020-09-09 stsp if (s == NULL)
499 257add31 2020-09-09 stsp s = getservbyname(n, "udp");
500 257add31 2020-09-09 stsp if (s == NULL) {
501 257add31 2020-09-09 stsp yyerror("unknown port %s", n);
502 257add31 2020-09-09 stsp return (-1);
504 257add31 2020-09-09 stsp return (s->s_port);
509 257add31 2020-09-09 stsp parseport(char *port, long long *pn)
511 257add31 2020-09-09 stsp if ((*pn = getservice(port)) == -1) {
513 257add31 2020-09-09 stsp return (-1);
515 257add31 2020-09-09 stsp return (0);
520 257add31 2020-09-09 stsp yylex(void)
522 14af9299 2021-09-28 naddy char buf[8096];
523 14af9299 2021-09-28 naddy char *p, *val;
524 14af9299 2021-09-28 naddy int quotec, next, c;
525 14af9299 2021-09-28 naddy int token;
529 257add31 2020-09-09 stsp c = lgetc(0);
530 257add31 2020-09-09 stsp while (c == ' ' || c == '\t')
531 257add31 2020-09-09 stsp c = lgetc(0); /* nothing */
533 257add31 2020-09-09 stsp yylval.lineno = file->lineno;
534 257add31 2020-09-09 stsp if (c == '#') {
535 257add31 2020-09-09 stsp c = lgetc(0);
536 257add31 2020-09-09 stsp while (c != '\n' && c != EOF)
537 257add31 2020-09-09 stsp c = lgetc(0); /* nothing */
539 257add31 2020-09-09 stsp if (c == '$' && !expanding) {
540 257add31 2020-09-09 stsp while (1) {
541 257add31 2020-09-09 stsp c = lgetc(0);
542 257add31 2020-09-09 stsp if (c == EOF)
543 257add31 2020-09-09 stsp return (0);
545 257add31 2020-09-09 stsp if (p + 1 >= buf + sizeof(buf) - 1) {
546 257add31 2020-09-09 stsp yyerror("string too long");
547 257add31 2020-09-09 stsp return (findeol());
549 257add31 2020-09-09 stsp if (isalnum(c) || c == '_') {
554 257add31 2020-09-09 stsp lungetc(c);
557 257add31 2020-09-09 stsp val = symget(buf);
558 257add31 2020-09-09 stsp if (val == NULL) {
559 257add31 2020-09-09 stsp yyerror("macro '%s' not defined", buf);
560 257add31 2020-09-09 stsp return (findeol());
562 257add31 2020-09-09 stsp p = val + strlen(val) - 1;
563 257add31 2020-09-09 stsp lungetc(DONE_EXPAND);
564 257add31 2020-09-09 stsp while (p >= val) {
565 0c82d267 2021-10-15 naddy lungetc((unsigned char)*p);
568 257add31 2020-09-09 stsp lungetc(START_EXPAND);
572 257add31 2020-09-09 stsp switch (c) {
575 257add31 2020-09-09 stsp quotec = c;
576 257add31 2020-09-09 stsp while (1) {
577 257add31 2020-09-09 stsp c = lgetc(quotec);
578 257add31 2020-09-09 stsp if (c == EOF)
579 257add31 2020-09-09 stsp return (0);
580 257add31 2020-09-09 stsp if (c == '\n') {
581 257add31 2020-09-09 stsp file->lineno++;
583 257add31 2020-09-09 stsp } else if (c == '\\') {
584 257add31 2020-09-09 stsp next = lgetc(quotec);
585 257add31 2020-09-09 stsp if (next == EOF)
586 257add31 2020-09-09 stsp return (0);
587 257add31 2020-09-09 stsp if (next == quotec || c == ' ' || c == '\t')
589 257add31 2020-09-09 stsp else if (next == '\n') {
590 257add31 2020-09-09 stsp file->lineno++;
593 257add31 2020-09-09 stsp lungetc(next);
594 257add31 2020-09-09 stsp } else if (c == quotec) {
597 257add31 2020-09-09 stsp } else if (c == '\0') {
598 257add31 2020-09-09 stsp yyerror("syntax error");
599 257add31 2020-09-09 stsp return (findeol());
601 257add31 2020-09-09 stsp if (p + 1 >= buf + sizeof(buf) - 1) {
602 257add31 2020-09-09 stsp yyerror("string too long");
603 257add31 2020-09-09 stsp return (findeol());
607 257add31 2020-09-09 stsp yylval.v.string = strdup(buf);
608 257add31 2020-09-09 stsp if (yylval.v.string == NULL)
609 257add31 2020-09-09 stsp err(1, "%s", __func__);
610 257add31 2020-09-09 stsp return (STRING);
613 257add31 2020-09-09 stsp #define allowed_to_end_number(x) \
614 257add31 2020-09-09 stsp (isspace(x) || x == ')' || x ==',' || x == '/' || x == '}' || x == '=')
616 257add31 2020-09-09 stsp if (c == '-' || isdigit(c)) {
619 5d8cbca3 2021-09-29 naddy if ((size_t)(p-buf) >= sizeof(buf)) {
620 257add31 2020-09-09 stsp yyerror("string too long");
621 257add31 2020-09-09 stsp return (findeol());
623 257add31 2020-09-09 stsp c = lgetc(0);
624 257add31 2020-09-09 stsp } while (c != EOF && isdigit(c));
625 257add31 2020-09-09 stsp lungetc(c);
626 257add31 2020-09-09 stsp if (p == buf + 1 && buf[0] == '-')
627 257add31 2020-09-09 stsp goto nodigits;
628 257add31 2020-09-09 stsp if (c == EOF || allowed_to_end_number(c)) {
629 257add31 2020-09-09 stsp const char *errstr = NULL;
632 257add31 2020-09-09 stsp yylval.v.number = strtonum(buf, LLONG_MIN,
633 257add31 2020-09-09 stsp LLONG_MAX, &errstr);
634 257add31 2020-09-09 stsp if (errstr) {
635 257add31 2020-09-09 stsp yyerror("\"%s\" invalid number: %s",
636 257add31 2020-09-09 stsp buf, errstr);
637 257add31 2020-09-09 stsp return (findeol());
639 257add31 2020-09-09 stsp return (NUMBER);
642 257add31 2020-09-09 stsp while (p > buf + 1)
643 0c82d267 2021-10-15 naddy lungetc((unsigned char)*--p);
644 0c82d267 2021-10-15 naddy c = (unsigned char)*--p;
645 257add31 2020-09-09 stsp if (c == '-')
646 257add31 2020-09-09 stsp return (c);
650 257add31 2020-09-09 stsp #define allowed_in_string(x) \
651 257add31 2020-09-09 stsp (isalnum(x) || (ispunct(x) && x != '(' && x != ')' && \
652 257add31 2020-09-09 stsp x != '{' && x != '}' && \
653 257add31 2020-09-09 stsp x != '!' && x != '=' && x != '#' && \
656 257add31 2020-09-09 stsp if (isalnum(c) || c == ':' || c == '_') {
659 5d8cbca3 2021-09-29 naddy if ((size_t)(p-buf) >= sizeof(buf)) {
660 257add31 2020-09-09 stsp yyerror("string too long");
661 257add31 2020-09-09 stsp return (findeol());
663 257add31 2020-09-09 stsp c = lgetc(0);
664 257add31 2020-09-09 stsp } while (c != EOF && (allowed_in_string(c)));
665 257add31 2020-09-09 stsp lungetc(c);
667 257add31 2020-09-09 stsp token = lookup(buf);
668 257add31 2020-09-09 stsp if (token == STRING) {
669 257add31 2020-09-09 stsp yylval.v.string = strdup(buf);
670 257add31 2020-09-09 stsp if (yylval.v.string == NULL)
671 257add31 2020-09-09 stsp err(1, "%s", __func__);
673 257add31 2020-09-09 stsp return (token);
675 257add31 2020-09-09 stsp if (c == '\n') {
676 257add31 2020-09-09 stsp yylval.lineno = file->lineno;
677 257add31 2020-09-09 stsp file->lineno++;
679 257add31 2020-09-09 stsp if (c == EOF)
680 257add31 2020-09-09 stsp return (0);
681 257add31 2020-09-09 stsp return (c);
684 257add31 2020-09-09 stsp static const struct got_error*
685 257add31 2020-09-09 stsp newfile(struct file **nfile, const char *filename, int *fd)
687 257add31 2020-09-09 stsp const struct got_error* error = NULL;
689 257add31 2020-09-09 stsp (*nfile) = calloc(1, sizeof(struct file));
690 257add31 2020-09-09 stsp if ((*nfile) == NULL)
691 257add31 2020-09-09 stsp return got_error_from_errno("calloc");
692 257add31 2020-09-09 stsp (*nfile)->stream = fdopen(*fd, "r");
693 257add31 2020-09-09 stsp if ((*nfile)->stream == NULL) {
694 257add31 2020-09-09 stsp error = got_error_from_errno("fdopen");
695 257add31 2020-09-09 stsp free((*nfile));
696 257add31 2020-09-09 stsp return error;
698 257add31 2020-09-09 stsp *fd = -1; /* Stream owns the file descriptor now. */
699 257add31 2020-09-09 stsp (*nfile)->name = filename;
700 257add31 2020-09-09 stsp (*nfile)->lineno = 1;
701 257add31 2020-09-09 stsp (*nfile)->ungetsize = 16;
702 257add31 2020-09-09 stsp (*nfile)->ungetbuf = malloc((*nfile)->ungetsize);
703 257add31 2020-09-09 stsp if ((*nfile)->ungetbuf == NULL) {
704 257add31 2020-09-09 stsp error = got_error_from_errno("malloc");
705 257add31 2020-09-09 stsp fclose((*nfile)->stream);
706 257add31 2020-09-09 stsp free((*nfile));
707 257add31 2020-09-09 stsp return error;
709 257add31 2020-09-09 stsp return NULL;
712 257add31 2020-09-09 stsp static const struct got_error*
713 257add31 2020-09-09 stsp new_remote(struct gotconfig_remote_repo **remote)
715 257add31 2020-09-09 stsp const struct got_error *error = NULL;
717 257add31 2020-09-09 stsp *remote = calloc(1, sizeof(**remote));
718 257add31 2020-09-09 stsp if (*remote == NULL)
719 cfd92333 2021-08-27 tracey error = got_error_from_errno("calloc");
720 cfd92333 2021-08-27 tracey return error;
723 cfd92333 2021-08-27 tracey static const struct got_error*
724 aaf30ee7 2021-08-29 stsp new_fetch_config(struct fetch_config **fetch_config)
726 cfd92333 2021-08-27 tracey const struct got_error *error = NULL;
728 aaf30ee7 2021-08-29 stsp *fetch_config = calloc(1, sizeof(**fetch_config));
729 aaf30ee7 2021-08-29 stsp if (*fetch_config == NULL)
730 cfd92333 2021-08-27 tracey error = got_error_from_errno("calloc");
731 cfd92333 2021-08-27 tracey return error;
734 cfd92333 2021-08-27 tracey static const struct got_error*
735 aaf30ee7 2021-08-29 stsp new_send_config(struct send_config **send_config)
737 cfd92333 2021-08-27 tracey const struct got_error *error = NULL;
739 aaf30ee7 2021-08-29 stsp *send_config = calloc(1, sizeof(**send_config));
740 aaf30ee7 2021-08-29 stsp if (*send_config == NULL)
741 257add31 2020-09-09 stsp error = got_error_from_errno("calloc");
742 257add31 2020-09-09 stsp return error;
745 257add31 2020-09-09 stsp static void
746 257add31 2020-09-09 stsp closefile(struct file *file)
748 257add31 2020-09-09 stsp fclose(file->stream);
749 257add31 2020-09-09 stsp free(file->ungetbuf);
750 257add31 2020-09-09 stsp free(file);
753 257add31 2020-09-09 stsp const struct got_error *
754 257add31 2020-09-09 stsp gotconfig_parse(struct gotconfig **conf, const char *filename, int *fd)
756 257add31 2020-09-09 stsp const struct got_error *err = NULL;
757 257add31 2020-09-09 stsp struct sym *sym, *next;
759 257add31 2020-09-09 stsp *conf = NULL;
761 257add31 2020-09-09 stsp err = newfile(&file, filename, fd);
763 257add31 2020-09-09 stsp return err;
765 257add31 2020-09-09 stsp TAILQ_INIT(&gotconfig.remotes);
768 257add31 2020-09-09 stsp closefile(file);
770 257add31 2020-09-09 stsp /* Free macros and check which have not been used. */
771 257add31 2020-09-09 stsp TAILQ_FOREACH_SAFE(sym, &symhead, entry, next) {
772 257add31 2020-09-09 stsp if (!sym->persist) {
773 257add31 2020-09-09 stsp free(sym->nam);
774 257add31 2020-09-09 stsp free(sym->val);
775 257add31 2020-09-09 stsp TAILQ_REMOVE(&symhead, sym, entry);
780 257add31 2020-09-09 stsp if (gerror == NULL)
781 257add31 2020-09-09 stsp *conf = &gotconfig;
782 257add31 2020-09-09 stsp return gerror;
785 aaf30ee7 2021-08-29 stsp static void
786 aaf30ee7 2021-08-29 stsp free_fetch_config(struct fetch_config *fetch_config)
788 aaf30ee7 2021-08-29 stsp free(remote->fetch_config->repository);
789 aaf30ee7 2021-08-29 stsp free(remote->fetch_config->server);
790 aaf30ee7 2021-08-29 stsp free(remote->fetch_config->protocol);
791 aaf30ee7 2021-08-29 stsp free(remote->fetch_config);
794 aaf30ee7 2021-08-29 stsp static void
795 aaf30ee7 2021-08-29 stsp free_send_config(struct send_config *send_config)
797 aaf30ee7 2021-08-29 stsp free(remote->send_config->repository);
798 aaf30ee7 2021-08-29 stsp free(remote->send_config->server);
799 aaf30ee7 2021-08-29 stsp free(remote->send_config->protocol);
800 aaf30ee7 2021-08-29 stsp free(remote->send_config);
804 257add31 2020-09-09 stsp gotconfig_free(struct gotconfig *conf)
806 257add31 2020-09-09 stsp struct gotconfig_remote_repo *remote;
808 257add31 2020-09-09 stsp free(conf->author);
809 4d5ee956 2022-07-02 jrick free(conf->allowed_signers_file);
810 4d5ee956 2022-07-02 jrick free(conf->revoked_signers_file);
811 257add31 2020-09-09 stsp while (!TAILQ_EMPTY(&conf->remotes)) {
812 257add31 2020-09-09 stsp remote = TAILQ_FIRST(&conf->remotes);
813 257add31 2020-09-09 stsp TAILQ_REMOVE(&conf->remotes, remote, entry);
814 aaf30ee7 2021-08-29 stsp if (remote->fetch_config != NULL)
815 aaf30ee7 2021-08-29 stsp free_fetch_config(remote->fetch_config);
816 aaf30ee7 2021-08-29 stsp if (remote->send_config != NULL)
817 aaf30ee7 2021-08-29 stsp free_send_config(remote->send_config);
818 257add31 2020-09-09 stsp free(remote->name);
819 257add31 2020-09-09 stsp free(remote->repository);
820 257add31 2020-09-09 stsp free(remote->server);
821 257add31 2020-09-09 stsp free(remote->protocol);
822 257add31 2020-09-09 stsp free(remote);
827 257add31 2020-09-09 stsp symset(const char *nam, const char *val, int persist)
829 257add31 2020-09-09 stsp struct sym *sym;
831 257add31 2020-09-09 stsp TAILQ_FOREACH(sym, &symhead, entry) {
832 257add31 2020-09-09 stsp if (strcmp(nam, sym->nam) == 0)
836 257add31 2020-09-09 stsp if (sym != NULL) {
837 257add31 2020-09-09 stsp if (sym->persist == 1)
838 257add31 2020-09-09 stsp return (0);
840 257add31 2020-09-09 stsp free(sym->nam);
841 257add31 2020-09-09 stsp free(sym->val);
842 257add31 2020-09-09 stsp TAILQ_REMOVE(&symhead, sym, entry);
846 257add31 2020-09-09 stsp sym = calloc(1, sizeof(*sym));
847 257add31 2020-09-09 stsp if (sym == NULL)
848 257add31 2020-09-09 stsp return (-1);
850 257add31 2020-09-09 stsp sym->nam = strdup(nam);
851 257add31 2020-09-09 stsp if (sym->nam == NULL) {
853 257add31 2020-09-09 stsp return (-1);
855 257add31 2020-09-09 stsp sym->val = strdup(val);
856 257add31 2020-09-09 stsp if (sym->val == NULL) {
857 257add31 2020-09-09 stsp free(sym->nam);
859 257add31 2020-09-09 stsp return (-1);
861 257add31 2020-09-09 stsp sym->used = 0;
862 257add31 2020-09-09 stsp sym->persist = persist;
863 257add31 2020-09-09 stsp TAILQ_INSERT_TAIL(&symhead, sym, entry);
864 257add31 2020-09-09 stsp return (0);
868 257add31 2020-09-09 stsp cmdline_symset(char *s)
870 257add31 2020-09-09 stsp char *sym, *val;
872 257add31 2020-09-09 stsp size_t len;
874 257add31 2020-09-09 stsp val = strrchr(s, '=');
875 257add31 2020-09-09 stsp if (val == NULL)
876 257add31 2020-09-09 stsp return (-1);
878 257add31 2020-09-09 stsp len = strlen(s) - strlen(val) + 1;
879 257add31 2020-09-09 stsp sym = malloc(len);
880 257add31 2020-09-09 stsp if (sym == NULL)
881 257add31 2020-09-09 stsp errx(1, "cmdline_symset: malloc");
883 257add31 2020-09-09 stsp strlcpy(sym, s, len);
885 257add31 2020-09-09 stsp ret = symset(sym, val + 1, 1);
888 257add31 2020-09-09 stsp return (ret);
892 257add31 2020-09-09 stsp symget(const char *nam)
894 257add31 2020-09-09 stsp struct sym *sym;
896 257add31 2020-09-09 stsp TAILQ_FOREACH(sym, &symhead, entry) {
897 257add31 2020-09-09 stsp if (strcmp(nam, sym->nam) == 0) {
898 257add31 2020-09-09 stsp sym->used = 1;
899 257add31 2020-09-09 stsp return (sym->val);
902 257add31 2020-09-09 stsp return (NULL);
906 257add31 2020-09-09 stsp atoul(char *s, u_long *ulvalp)
908 257add31 2020-09-09 stsp u_long ulval;
912 257add31 2020-09-09 stsp ulval = strtoul(s, &ep, 0);
913 257add31 2020-09-09 stsp if (s[0] == '\0' || *ep != '\0')
914 257add31 2020-09-09 stsp return (-1);
915 257add31 2020-09-09 stsp if (errno == ERANGE && ulval == ULONG_MAX)
916 257add31 2020-09-09 stsp return (-1);
917 257add31 2020-09-09 stsp *ulvalp = ulval;
918 257add31 2020-09-09 stsp return (0);