version 1.96, 2014/08/26 11:21:40 |
version 1.100, 2014/10/28 17:36:19 |
Line 376 resp_begin_html(int code, const char *msg) |
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Line 376 resp_begin_html(int code, const char *msg) |
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resp_begin_http(code, msg); |
resp_begin_http(code, msg); |
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printf("<!DOCTYPE HTML PUBLIC " |
printf("<!DOCTYPE html>\n" |
" \"-//W3C//DTD HTML 4.01//EN\"" |
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" \"http://www.w3.org/TR/html4/strict.dtd\">\n" |
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"<HTML>\n" |
"<HTML>\n" |
"<HEAD>\n" |
"<HEAD>\n" |
"<META HTTP-EQUIV=\"Content-Type\"" |
"<META CHARSET=\"UTF-8\" />\n" |
" CONTENT=\"text/html; charset=utf-8\">\n" |
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"<LINK REL=\"stylesheet\" HREF=\"%s/man-cgi.css\"" |
"<LINK REL=\"stylesheet\" HREF=\"%s/man-cgi.css\"" |
" TYPE=\"text/css\" media=\"all\">\n" |
" TYPE=\"text/css\" media=\"all\">\n" |
"<LINK REL=\"stylesheet\" HREF=\"%s/man.css\"" |
"<LINK REL=\"stylesheet\" HREF=\"%s/man.css\"" |
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format(const struct req *req, const char *file) |
format(const struct req *req, const char *file) |
{ |
{ |
struct mparse *mp; |
struct mparse *mp; |
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struct mchars *mchars; |
struct mdoc *mdoc; |
struct mdoc *mdoc; |
struct man *man; |
struct man *man; |
void *vp; |
void *vp; |
Line 840 format(const struct req *req, const char *file) |
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Line 838 format(const struct req *req, const char *file) |
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return; |
return; |
} |
} |
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mchars = mchars_alloc(); |
mp = mparse_alloc(MPARSE_SO, MANDOCLEVEL_FATAL, NULL, |
mp = mparse_alloc(MPARSE_SO, MANDOCLEVEL_FATAL, NULL, |
req->q.manpath); |
mchars, req->q.manpath); |
rc = mparse_readfd(mp, fd, file); |
rc = mparse_readfd(mp, fd, file); |
close(fd); |
close(fd); |
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Line 867 format(const struct req *req, const char *file) |
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Line 866 format(const struct req *req, const char *file) |
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req->q.manpath, file); |
req->q.manpath, file); |
pg_error_internal(); |
pg_error_internal(); |
mparse_free(mp); |
mparse_free(mp); |
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mchars_free(mchars); |
return; |
return; |
} |
} |
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vp = html_alloc(opts); |
vp = html_alloc(mchars, opts); |
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if (NULL != mdoc) |
if (NULL != mdoc) |
html_mdoc(vp, mdoc); |
html_mdoc(vp, mdoc); |
Line 879 format(const struct req *req, const char *file) |
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Line 879 format(const struct req *req, const char *file) |
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html_free(vp); |
html_free(vp); |
mparse_free(mp); |
mparse_free(mp); |
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mchars_free(mchars); |
free(opts); |
free(opts); |
} |
} |
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Line 954 pg_search(const struct req *req) |
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Line 955 pg_search(const struct req *req) |
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struct mansearch search; |
struct mansearch search; |
struct manpaths paths; |
struct manpaths paths; |
struct manpage *res; |
struct manpage *res; |
char **cp; |
char **argv; |
const char *ep, *start; |
char *query, *rp, *wp; |
size_t ressz; |
size_t ressz; |
int i, sz; |
int argc; |
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/* |
/* |
* Begin by chdir()ing into the root of the manpath. |
* Begin by chdir()ing into the root of the manpath. |
Line 982 pg_search(const struct req *req) |
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Line 983 pg_search(const struct req *req) |
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paths.paths[0] = mandoc_strdup("."); |
paths.paths[0] = mandoc_strdup("."); |
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/* |
/* |
* Poor man's tokenisation: just break apart by spaces. |
* Break apart at spaces with backslash-escaping. |
* Yes, this is half-ass. But it works for now. |
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*/ |
*/ |
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ep = req->q.query; |
argc = 0; |
while (ep && isspace((unsigned char)*ep)) |
argv = NULL; |
ep++; |
rp = query = mandoc_strdup(req->q.query); |
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for (;;) { |
sz = 0; |
while (isspace((unsigned char)*rp)) |
cp = NULL; |
rp++; |
while (ep && '\0' != *ep) { |
if (*rp == '\0') |
cp = mandoc_reallocarray(cp, sz + 1, sizeof(char *)); |
break; |
start = ep; |
argv = mandoc_reallocarray(argv, argc + 1, sizeof(char *)); |
while ('\0' != *ep && ! isspace((unsigned char)*ep)) |
argv[argc++] = wp = rp; |
ep++; |
for (;;) { |
cp[sz] = mandoc_malloc((ep - start) + 1); |
if (isspace((unsigned char)*rp)) { |
memcpy(cp[sz], start, ep - start); |
*wp = '\0'; |
cp[sz++][ep - start] = '\0'; |
rp++; |
while (isspace((unsigned char)*ep)) |
break; |
ep++; |
} |
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if (rp[0] == '\\' && rp[1] != '\0') |
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rp++; |
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if (wp != rp) |
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*wp = *rp; |
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if (*rp == '\0') |
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break; |
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wp++; |
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rp++; |
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} |
} |
} |
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if (0 == mansearch(&search, &paths, sz, cp, &res, &ressz)) |
if (0 == mansearch(&search, &paths, argc, argv, &res, &ressz)) |
pg_noresult(req, "You entered an invalid query."); |
pg_noresult(req, "You entered an invalid query."); |
else if (0 == ressz) |
else if (0 == ressz) |
pg_noresult(req, "No results found."); |
pg_noresult(req, "No results found."); |
else |
else |
pg_searchres(req, res, ressz); |
pg_searchres(req, res, ressz); |
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for (i = 0; i < sz; i++) |
free(query); |
free(cp[i]); |
mansearch_free(res, ressz); |
free(cp); |
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for (i = 0; i < (int)ressz; i++) { |
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free(res[i].file); |
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free(res[i].names); |
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free(res[i].output); |
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} |
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free(res); |
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free(paths.paths[0]); |
free(paths.paths[0]); |
free(paths.paths); |
free(paths.paths); |
} |
} |
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/* Poor man's ReDoS mitigation. */ |
/* Poor man's ReDoS mitigation. */ |
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itimer.it_value.tv_sec = 1; |
itimer.it_value.tv_sec = 2; |
itimer.it_value.tv_usec = 0; |
itimer.it_value.tv_usec = 0; |
itimer.it_interval.tv_sec = 1; |
itimer.it_interval.tv_sec = 2; |
itimer.it_interval.tv_usec = 0; |
itimer.it_interval.tv_usec = 0; |
if (setitimer(ITIMER_VIRTUAL, &itimer, NULL) == -1) { |
if (setitimer(ITIMER_VIRTUAL, &itimer, NULL) == -1) { |
fprintf(stderr, "setitimer: %s\n", strerror(errno)); |
fprintf(stderr, "setitimer: %s\n", strerror(errno)); |