67 file_clearbuf(struct magic_set *ms)  in file_clearbuf()  argument
69 	free(ms->o.buf);  in file_clearbuf()
70 	ms->o.buf = NULL;  in file_clearbuf()
71 	ms->o.blen = 0;  in file_clearbuf()
133 file_vprintf(struct magic_set *ms, const char *fmt, va_list ap)  in file_vprintf()  argument
139 	if (ms->event_flags & EVENT_HAD_ERR)  in file_vprintf()
143 		file_clearbuf(ms);  in file_vprintf()
144 		file_error(ms, 0, "Bad magic format `%s' (%s)", fmt, tbuf);  in file_vprintf()
149 	if (len < 0 || (size_t)len > 1024 || len + ms->o.blen > 1024 * 1024) {  in file_vprintf()
150 		size_t blen = ms->o.blen;  in file_vprintf()
152 		file_clearbuf(ms);  in file_vprintf()
153 		file_error(ms, 0, "Output buffer space exceeded %d+%"  in file_vprintf()
158 	if (ms->o.buf != NULL) {  in file_vprintf()
159 		len = asprintf(&newstr, "%s%s", ms->o.buf, buf);  in file_vprintf()
163 		free(ms->o.buf);  in file_vprintf()
166 	ms->o.buf = buf;  in file_vprintf()
167 	ms->o.blen = len;  in file_vprintf()
170 	file_clearbuf(ms);  in file_vprintf()
171 	file_error(ms, errno, "vasprintf failed");  in file_vprintf()
176 file_printf(struct magic_set *ms, const char *fmt, ...)  in file_printf()  argument
182 	rv = file_vprintf(ms, fmt, ap);  in file_printf()
193 file_error_core(struct magic_set *ms, int error, const char *f, va_list va,  in file_error_core()  argument
197 	if (ms->event_flags & EVENT_HAD_ERR)  in file_error_core()
200 		file_clearbuf(ms);  in file_error_core()
201 		(void)file_printf(ms, "line %" SIZE_T_FORMAT "u:", lineno);  in file_error_core()
203 	if (ms->o.buf && *ms->o.buf)  in file_error_core()
204 		(void)file_printf(ms, " ");  in file_error_core()
205 	(void)file_vprintf(ms, f, va);  in file_error_core()
207 		(void)file_printf(ms, " (%s)", strerror(error));  in file_error_core()
208 	ms->event_flags |= EVENT_HAD_ERR;  in file_error_core()
209 	ms->error = error;  in file_error_core()
214 file_error(struct magic_set *ms, int error, const char *f, ...)  in file_error()  argument
218 	file_error_core(ms, error, f, va, 0);  in file_error()
227 file_magerror(struct magic_set *ms, const char *f, ...)  in file_magerror()  argument
231 	file_error_core(ms, 0, f, va, ms->line);  in file_magerror()
236 file_oomem(struct magic_set *ms, size_t len)  in file_oomem()  argument
238 	file_error(ms, errno, "cannot allocate %" SIZE_T_FORMAT "u bytes",  in file_oomem()
243 file_badseek(struct magic_set *ms)  in file_badseek()  argument
245 	file_error(ms, errno, "error seeking");  in file_badseek()
249 file_badread(struct magic_set *ms)  in file_badread()  argument
251 	file_error(ms, errno, "error reading");  in file_badread()
258 file_separator(struct magic_set *ms)  in file_separator()  argument
260 	return file_printf(ms, FILE_SEPARATOR);  in file_separator()
264 trim_separator(struct magic_set *ms)  in trim_separator()  argument
268 	if (ms->o.buf == NULL)  in trim_separator()
271 	l = strlen(ms->o.buf);  in trim_separator()
276 	if (strcmp(ms->o.buf + l, FILE_SEPARATOR) != 0)  in trim_separator()
279 	ms->o.buf[l] = '\0';  in trim_separator()
283 checkdone(struct magic_set *ms, int *rv)  in checkdone()  argument
285 	if ((ms->flags & MAGIC_CONTINUE) == 0)  in checkdone()
287 	if (file_separator(ms) == -1)  in checkdone()
293 file_default(struct magic_set *ms, size_t nb)  in file_default()  argument
295 	if (ms->flags & MAGIC_MIME) {  in file_default()
296 		if ((ms->flags & MAGIC_MIME_TYPE) &&  in file_default()
297 		    file_printf(ms, "application/%s",  in file_default()
302 	if (ms->flags & MAGIC_APPLE) {  in file_default()
303 		if (file_printf(ms, "UNKNUNKN") == -1)  in file_default()
307 	if (ms->flags & MAGIC_EXTENSION) {  in file_default()
308 		if (file_printf(ms, "???") == -1)  in file_default()
323 file_buffer(struct magic_set *ms, int fd, struct stat *st,  in file_buffer()  argument
336 	ms->mode = b.st.st_mode;  in file_buffer()
346 	if ((ms->flags & MAGIC_NO_CHECK_ENCODING) == 0) {  in file_buffer()
347 		looks_text = file_encoding(ms, &b, NULL, 0,  in file_buffer()
352 	if ((ms->flags & MAGIC_NO_CHECK_APPTYPE) == 0 && inname) {  in file_buffer()
353 		m = file_os2_apptype(ms, inname, &b);  in file_buffer()
354 		if ((ms->flags & MAGIC_DEBUG) != 0)  in file_buffer()
368 	if ((ms->flags & MAGIC_NO_CHECK_COMPRESS) == 0) {  in file_buffer()
369 		m = file_zmagic(ms, &b, inname);  in file_buffer()
370 		if ((ms->flags & MAGIC_DEBUG) != 0)  in file_buffer()
378 	if ((ms->flags & MAGIC_NO_CHECK_TAR) == 0) {  in file_buffer()
379 		m = file_is_tar(ms, &b);  in file_buffer()
380 		if ((ms->flags & MAGIC_DEBUG) != 0)  in file_buffer()
383 			if (checkdone(ms, &rv))  in file_buffer()
389 	if ((ms->flags & MAGIC_NO_CHECK_JSON) == 0) {  in file_buffer()
390 		m = file_is_json(ms, &b);  in file_buffer()
391 		if ((ms->flags & MAGIC_DEBUG) != 0)  in file_buffer()
394 			if (checkdone(ms, &rv))  in file_buffer()
400 	if ((ms->flags & MAGIC_NO_CHECK_CSV) == 0) {  in file_buffer()
401 		m = file_is_csv(ms, &b, looks_text, code);  in file_buffer()
402 		if ((ms->flags & MAGIC_DEBUG) != 0)  in file_buffer()
405 			if (checkdone(ms, &rv))  in file_buffer()
411 	if ((ms->flags & MAGIC_NO_CHECK_SIMH) == 0) {  in file_buffer()
412 		m = file_is_simh(ms, &b);  in file_buffer()
413 		if ((ms->flags & MAGIC_DEBUG) != 0)  in file_buffer()
416 			if (checkdone(ms, &rv))  in file_buffer()
422 	if ((ms->flags & MAGIC_NO_CHECK_CDF) == 0) {  in file_buffer()
423 		m = file_trycdf(ms, &b);  in file_buffer()
424 		if ((ms->flags & MAGIC_DEBUG) != 0)  in file_buffer()
427 			if (checkdone(ms, &rv))  in file_buffer()
432 	if ((ms->flags & MAGIC_NO_CHECK_ELF) == 0 && nb > 5 && fd != -1) {  in file_buffer()
444 		if ((pb = file_push_buffer(ms)) == NULL)  in file_buffer()
447 		rv = file_tryelf(ms, &b);  in file_buffer()
448 		rbuf = file_pop_buffer(ms, pb);  in file_buffer()
453 		if ((ms->flags & MAGIC_DEBUG) != 0)  in file_buffer()
459 	if ((ms->flags & MAGIC_NO_CHECK_SOFT) == 0) {  in file_buffer()
460 		m = file_softmagic(ms, &b, NULL, NULL, BINTEST, looks_text);  in file_buffer()
461 		if ((ms->flags & MAGIC_DEBUG) != 0)  in file_buffer()
464 			if (file_printf(ms, "%s", rbuf) == -1)  in file_buffer()
468 			if (checkdone(ms, &rv))  in file_buffer()
474 	if ((ms->flags & MAGIC_NO_CHECK_TEXT) == 0) {  in file_buffer()
476 		m = file_ascmagic(ms, &b, looks_text);  in file_buffer()
477 		if ((ms->flags & MAGIC_DEBUG) != 0)  in file_buffer()
488 		rv = file_default(ms, nb);  in file_buffer()
490 			if (file_printf(ms, "%s", def) == -1)  in file_buffer()
494 	trim_separator(ms);  in file_buffer()
495 	if ((ms->flags & MAGIC_MIME_ENCODING) != 0) {  in file_buffer()
496 		if (ms->flags & MAGIC_MIME_TYPE)  in file_buffer()
497 			if (file_printf(ms, "; charset=") == -1)  in file_buffer()
499 		if (file_printf(ms, "%s", code_mime) == -1)  in file_buffer()
515 file_reset(struct magic_set *ms, int checkloaded)  in file_reset()  argument
517 	if (checkloaded && ms->mlist[0] == NULL) {  in file_reset()
518 		file_error(ms, 0, "no magic files loaded");  in file_reset()
521 	file_clearbuf(ms);  in file_reset()
522 	if (ms->o.pbuf) {  in file_reset()
523 		free(ms->o.pbuf);  in file_reset()
524 		ms->o.pbuf = NULL;  in file_reset()
526 	ms->event_flags &= ~EVENT_HAD_ERR;  in file_reset()
527 	ms->error = -1;  in file_reset()
540 file_getbuffer(struct magic_set *ms)  in file_getbuffer()  argument
545 	if (ms->event_flags & EVENT_HAD_ERR)  in file_getbuffer()
548 	if (ms->flags & MAGIC_RAW)  in file_getbuffer()
549 		return ms->o.buf;  in file_getbuffer()
551 	if (ms->o.buf == NULL)  in file_getbuffer()
555 	len = strlen(ms->o.buf);  in file_getbuffer()
557 		file_oomem(ms, len);  in file_getbuffer()
561 	if ((pbuf = CAST(char *, realloc(ms->o.pbuf, psize))) == NULL) {  in file_getbuffer()
562 		file_oomem(ms, psize);  in file_getbuffer()
565 	ms->o.pbuf = pbuf;  in file_getbuffer()
576 		np = ms->o.pbuf;  in file_getbuffer()
577 		op = ms->o.buf;  in file_getbuffer()
602 			return ms->o.pbuf;  in file_getbuffer()
606 	for (np = ms->o.pbuf, op = ms->o.buf; *op;) {  in file_getbuffer()
614 	return ms->o.pbuf;  in file_getbuffer()
618 file_check_mem(struct magic_set *ms, unsigned int level)  in file_check_mem()  argument
622 	if (level >= ms->c.len) {  in file_check_mem()
623 		len = (ms->c.len = 20 + level) * sizeof(*ms->c.li);  in file_check_mem()
624 		ms->c.li = CAST(struct level_info *, (ms->c.li == NULL) ?  in file_check_mem()
626 		    realloc(ms->c.li, len));  in file_check_mem()
627 		if (ms->c.li == NULL) {  in file_check_mem()
628 			file_oomem(ms, len);  in file_check_mem()
632 	ms->c.li[level].got_match = 0;  in file_check_mem()
634 	ms->c.li[level].last_match = 0;  in file_check_mem()
635 	ms->c.li[level].last_cond = COND_NONE;  in file_check_mem()
641 file_printedlen(const struct magic_set *ms)  in file_printedlen()  argument
643 	return ms->o.blen;  in file_printedlen()
647 file_replace(struct magic_set *ms, const char *pat, const char *rep)  in file_replace()  argument
652 	rc = file_regcomp(ms, &rx, pat, REG_EXTENDED);  in file_replace()
656 		while (file_regexec(ms, &rx, ms->o.buf, 1, &rm, 0) == 0) {  in file_replace()
657 			ms->o.buf[rm.rm_so] = '\0';  in file_replace()
658 			if (file_printf(ms, "%s%s", rep,  in file_replace()
659 			    rm.rm_eo != 0 ? ms->o.buf + rm.rm_eo : "") == -1)  in file_replace()
671 check_regex(struct magic_set *ms, const char *pat)  in check_regex()  argument
683 			file_magwarn(ms,  in check_regex()
686 			    file_printable(ms, sbuf, sizeof(sbuf), pat, len));  in check_regex()
707 		file_magwarn(ms,  in check_regex()
709 		    c, file_printable(ms, sbuf, sizeof(sbuf), pat, len));  in check_regex()
714 	file_magwarn(ms, "bounds too large %ld in regex `%s'", l, pat);  in check_regex()
719 file_regcomp(struct magic_set *ms file_locale_used, file_regex_t *rx,  in file_regcomp()
722 	if (check_regex(ms, pat) == -1)  in file_regcomp()
726 	locale_t old = uselocale(ms->c_lc_ctype);  in file_regcomp()
741 	if (rc > 0 && (ms->flags & MAGIC_CHECK)) {  in file_regcomp()
745 		file_magerror(ms, "regex error %d for `%s', (%s)", rc,   in file_regcomp()
746 		    file_printable(ms, buf, sizeof(buf), pat, strlen(pat)),  in file_regcomp()
754 file_regexec(struct magic_set *ms file_locale_used, file_regex_t *rx,  in file_regexec()
758 	locale_t old = uselocale(ms->c_lc_ctype);  in file_regexec()
785 file_push_buffer(struct magic_set *ms)  in file_push_buffer()  argument
789 	if (ms->event_flags & EVENT_HAD_ERR)  in file_push_buffer()
795 	pb->buf = ms->o.buf;  in file_push_buffer()
796 	pb->blen = ms->o.blen;  in file_push_buffer()
797 	pb->offset = ms->offset;  in file_push_buffer()
799 	ms->o.buf = NULL;  in file_push_buffer()
800 	ms->o.blen = 0;  in file_push_buffer()
801 	ms->offset = 0;  in file_push_buffer()
807 file_pop_buffer(struct magic_set *ms, file_pushbuf_t *pb)  in file_pop_buffer()  argument
811 	if (ms->event_flags & EVENT_HAD_ERR) {  in file_pop_buffer()
817 	rbuf = ms->o.buf;  in file_pop_buffer()
819 	ms->o.buf = pb->buf;  in file_pop_buffer()
820 	ms->o.blen = pb->blen;  in file_pop_buffer()
821 	ms->offset = pb->offset;  in file_pop_buffer()
831 file_printable(struct magic_set *ms, char *buf, size_t bufsiz,  in file_printable()  argument
839 		if ((ms->flags & MAGIC_RAW) != 0 || isprint(*s)) {  in file_printable()