version 1.134, 2016/07/10 10:05:33 |
version 1.148, 2017/02/22 16:20:01 |
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/* $Id$ */ |
/* $Id$ */ |
/* |
/* |
* Copyright (c) 2011, 2012 Kristaps Dzonsons <kristaps@bsd.lv> |
* Copyright (c) 2011, 2012 Kristaps Dzonsons <kristaps@bsd.lv> |
* Copyright (c) 2014, 2015, 2016 Ingo Schwarze <schwarze@usta.de> |
* Copyright (c) 2014, 2015, 2016, 2017 Ingo Schwarze <schwarze@usta.de> |
* |
* |
* Permission to use, copy, modify, and distribute this software for any |
* Permission to use, copy, modify, and distribute this software for any |
* purpose with or without fee is hereby granted, provided that the above |
* purpose with or without fee is hereby granted, provided that the above |
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#include <sys/time.h> |
#include <sys/time.h> |
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#include <ctype.h> |
#include <ctype.h> |
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#if HAVE_ERR |
#include <err.h> |
#include <err.h> |
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#endif |
#include <errno.h> |
#include <errno.h> |
#include <fcntl.h> |
#include <fcntl.h> |
#include <limits.h> |
#include <limits.h> |
Line 113 static const char *const sec_names[] = { |
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Line 115 static const char *const sec_names[] = { |
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static const int sec_MAX = sizeof(sec_names) / sizeof(char *); |
static const int sec_MAX = sizeof(sec_names) / sizeof(char *); |
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static const char *const arch_names[] = { |
static const char *const arch_names[] = { |
"amd64", "alpha", "armish", "armv7", |
"amd64", "alpha", "armv7", "arm64", |
"hppa", "hppa64", "i386", "landisk", |
"hppa", "i386", "landisk", |
"loongson", "luna88k", "macppc", "mips64", |
"loongson", "luna88k", "macppc", "mips64", |
"octeon", "sgi", "socppc", "sparc", |
"octeon", "sgi", "socppc", "sparc64", |
"sparc64", "zaurus", |
"amiga", "arc", "armish", "arm32", |
"amiga", "arc", "arm32", "atari", |
"atari", "aviion", "beagle", "cats", |
"aviion", "beagle", "cats", "hp300", |
"hppa64", "hp300", |
"ia64", "mac68k", "mvme68k", "mvme88k", |
"ia64", "mac68k", "mvme68k", "mvme88k", |
"mvmeppc", "palm", "pc532", "pegasos", |
"mvmeppc", "palm", "pc532", "pegasos", |
"pmax", "powerpc", "solbourne", "sun3", |
"pmax", "powerpc", "solbourne", "sparc", |
"vax", "wgrisc", "x68k" |
"sun3", "vax", "wgrisc", "x68k", |
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"zaurus" |
}; |
}; |
static const int arch_MAX = sizeof(arch_names) / sizeof(char *); |
static const int arch_MAX = sizeof(arch_names) / sizeof(char *); |
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Line 137 html_putchar(char c) |
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Line 140 html_putchar(char c) |
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switch (c) { |
switch (c) { |
case ('"'): |
case ('"'): |
printf(""e;"); |
printf("""); |
break; |
break; |
case ('&'): |
case ('&'): |
printf("&"); |
printf("&"); |
Line 337 resp_copy(const char *filename) |
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Line 340 resp_copy(const char *filename) |
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fflush(stdout); |
fflush(stdout); |
while ((sz = read(fd, buf, sizeof(buf))) > 0) |
while ((sz = read(fd, buf, sizeof(buf))) > 0) |
write(STDOUT_FILENO, buf, sz); |
write(STDOUT_FILENO, buf, sz); |
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close(fd); |
} |
} |
} |
} |
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Line 349 resp_begin_html(int code, const char *msg) |
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Line 353 resp_begin_html(int code, const char *msg) |
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printf("<!DOCTYPE html>\n" |
printf("<!DOCTYPE html>\n" |
"<html>\n" |
"<html>\n" |
"<head>\n" |
"<head>\n" |
"<meta charset=\"UTF-8\"/>\n" |
" <meta charset=\"UTF-8\"/>\n" |
"<link rel=\"stylesheet\" href=\"%s/mandoc.css\"" |
" <link rel=\"stylesheet\" href=\"%s/mandoc.css\"" |
" type=\"text/css\" media=\"all\">\n" |
" type=\"text/css\" media=\"all\">\n" |
"<title>%s</title>\n" |
" <title>%s</title>\n" |
"</head>\n" |
"</head>\n" |
"<body>\n" |
"<body>\n", |
"<!-- Begin page content. //-->\n", |
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CSS_DIR, CUSTOMIZE_TITLE); |
CSS_DIR, CUSTOMIZE_TITLE); |
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resp_copy(MAN_DIR "/header.html"); |
resp_copy(MAN_DIR "/header.html"); |
Line 376 resp_searchform(const struct req *req, enum focus focu |
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Line 379 resp_searchform(const struct req *req, enum focus focu |
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{ |
{ |
int i; |
int i; |
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puts("<!-- Begin search form. //-->"); |
printf("<form action=\"/%s\" method=\"get\">\n" |
printf("<div id=\"mancgi\">\n" |
" <fieldset>\n" |
"<form action=\"/%s\" method=\"get\">\n" |
" <legend>Manual Page Search Parameters</legend>\n", |
"<fieldset>\n" |
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"<legend>Manual Page Search Parameters</legend>\n", |
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scriptname); |
scriptname); |
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/* Write query input box. */ |
/* Write query input box. */ |
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printf("<input type=\"text\" name=\"query\" value=\""); |
printf(" <input type=\"text\" name=\"query\" value=\""); |
if (req->q.query != NULL) |
if (req->q.query != NULL) |
html_print(req->q.query); |
html_print(req->q.query); |
printf( "\" size=\"40\""); |
printf( "\" size=\"40\""); |
Line 395 resp_searchform(const struct req *req, enum focus focu |
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Line 396 resp_searchform(const struct req *req, enum focus focu |
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/* Write submission buttons. */ |
/* Write submission buttons. */ |
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printf( "<button type=\"submit\" name=\"apropos\" value=\"0\">" |
printf( " <button type=\"submit\" name=\"apropos\" value=\"0\">" |
"man</button>\n" |
"man</button>\n" |
"<button type=\"submit\" name=\"apropos\" value=\"1\">" |
" <button type=\"submit\" name=\"apropos\" value=\"1\">" |
"apropos</button>\n<br/>\n"); |
"apropos</button>\n" |
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" <br/>\n"); |
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/* Write section selector. */ |
/* Write section selector. */ |
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puts("<select name=\"sec\">"); |
puts(" <select name=\"sec\">"); |
for (i = 0; i < sec_MAX; i++) { |
for (i = 0; i < sec_MAX; i++) { |
printf("<option value=\"%s\"", sec_numbers[i]); |
printf(" <option value=\"%s\"", sec_numbers[i]); |
if (NULL != req->q.sec && |
if (NULL != req->q.sec && |
0 == strcmp(sec_numbers[i], req->q.sec)) |
0 == strcmp(sec_numbers[i], req->q.sec)) |
printf(" selected=\"selected\""); |
printf(" selected=\"selected\""); |
printf(">%s</option>\n", sec_names[i]); |
printf(">%s</option>\n", sec_names[i]); |
} |
} |
puts("</select>"); |
puts(" </select>"); |
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/* Write architecture selector. */ |
/* Write architecture selector. */ |
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printf( "<select name=\"arch\">\n" |
printf( " <select name=\"arch\">\n" |
"<option value=\"default\""); |
" <option value=\"default\""); |
if (NULL == req->q.arch) |
if (NULL == req->q.arch) |
printf(" selected=\"selected\""); |
printf(" selected=\"selected\""); |
puts(">All Architectures</option>"); |
puts(">All Architectures</option>"); |
for (i = 0; i < arch_MAX; i++) { |
for (i = 0; i < arch_MAX; i++) { |
printf("<option value=\"%s\"", arch_names[i]); |
printf(" <option value=\"%s\"", arch_names[i]); |
if (NULL != req->q.arch && |
if (NULL != req->q.arch && |
0 == strcmp(arch_names[i], req->q.arch)) |
0 == strcmp(arch_names[i], req->q.arch)) |
printf(" selected=\"selected\""); |
printf(" selected=\"selected\""); |
printf(">%s</option>\n", arch_names[i]); |
printf(">%s</option>\n", arch_names[i]); |
} |
} |
puts("</select>"); |
puts(" </select>"); |
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/* Write manpath selector. */ |
/* Write manpath selector. */ |
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if (req->psz > 1) { |
if (req->psz > 1) { |
puts("<select name=\"manpath\">"); |
puts(" <select name=\"manpath\">"); |
for (i = 0; i < (int)req->psz; i++) { |
for (i = 0; i < (int)req->psz; i++) { |
printf("<option "); |
printf(" <option "); |
if (strcmp(req->q.manpath, req->p[i]) == 0) |
if (strcmp(req->q.manpath, req->p[i]) == 0) |
printf("selected=\"selected\" "); |
printf("selected=\"selected\" "); |
printf("value=\""); |
printf("value=\""); |
Line 442 resp_searchform(const struct req *req, enum focus focu |
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Line 444 resp_searchform(const struct req *req, enum focus focu |
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html_print(req->p[i]); |
html_print(req->p[i]); |
puts("</option>"); |
puts("</option>"); |
} |
} |
puts("</select>"); |
puts(" </select>"); |
} |
} |
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puts("</fieldset>\n" |
puts(" </fieldset>\n" |
"</form>\n" |
"</form>"); |
"</div>"); |
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puts("<!-- End search form. //-->"); |
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} |
} |
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static int |
static int |
Line 496 pg_index(const struct req *req) |
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Line 496 pg_index(const struct req *req) |
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resp_searchform(req, FOCUS_QUERY); |
resp_searchform(req, FOCUS_QUERY); |
printf("<p>\n" |
printf("<p>\n" |
"This web interface is documented in the\n" |
"This web interface is documented in the\n" |
"<a href=\"/%s%sman.cgi.8\">man.cgi(8)</a>\n" |
"<a class=\"Xr\" href=\"/%s%sman.cgi.8\">man.cgi(8)</a>\n" |
"manual, and the\n" |
"manual, and the\n" |
"<a href=\"/%s%sapropos.1\">apropos(1)</a>\n" |
"<a class=\"Xr\" href=\"/%s%sapropos.1\">apropos(1)</a>\n" |
"manual explains the query syntax.\n" |
"manual explains the query syntax.\n" |
"</p>\n", |
"</p>\n", |
scriptname, *scriptname == '\0' ? "" : "/", |
scriptname, *scriptname == '\0' ? "" : "/", |
Line 578 pg_searchres(const struct req *req, struct manpage *r, |
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Line 578 pg_searchres(const struct req *req, struct manpage *r, |
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req->q.equal || sz == 1 ? FOCUS_NONE : FOCUS_QUERY); |
req->q.equal || sz == 1 ? FOCUS_NONE : FOCUS_QUERY); |
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if (sz > 1) { |
if (sz > 1) { |
puts("<div class=\"results\">"); |
puts("<table class=\"results\">"); |
puts("<table>"); |
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for (i = 0; i < sz; i++) { |
for (i = 0; i < sz; i++) { |
printf("<tr>\n" |
printf(" <tr>\n" |
"<td class=\"title\">\n" |
" <td>" |
"<a href=\"/%s%s%s/%s", |
"<a class=\"Xr\" href=\"/%s%s%s/%s\">", |
scriptname, *scriptname == '\0' ? "" : "/", |
scriptname, *scriptname == '\0' ? "" : "/", |
req->q.manpath, r[i].file); |
req->q.manpath, r[i].file); |
printf("\">"); |
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html_print(r[i].names); |
html_print(r[i].names); |
printf("</a>\n" |
printf("</a></td>\n" |
"</td>\n" |
" <td><span class=\"Nd\">"); |
"<td class=\"desc\">"); |
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html_print(r[i].output); |
html_print(r[i].output); |
puts("</td>\n" |
puts("</span></td>\n" |
"</tr>"); |
" </tr>"); |
} |
} |
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puts("</table>"); |
puts("</table>\n" |
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"</div>"); |
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} |
} |
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/* |
/* |
Line 800 resp_format(const struct req *req, const char *file) |
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Line 794 resp_format(const struct req *req, const char *file) |
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} |
} |
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mchars_alloc(); |
mchars_alloc(); |
mp = mparse_alloc(MPARSE_SO, MANDOCLEVEL_BADARG, NULL, req->q.manpath); |
mp = mparse_alloc(MPARSE_SO | MPARSE_UTF8 | MPARSE_LATIN1, |
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MANDOCLEVEL_BADARG, NULL, req->q.manpath); |
mparse_readfd(mp, fd, file); |
mparse_readfd(mp, fd, file); |
close(fd); |
close(fd); |
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memset(&conf, 0, sizeof(conf)); |
memset(&conf, 0, sizeof(conf)); |
conf.fragment = 1; |
conf.fragment = 1; |
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conf.style = mandoc_strdup(CSS_DIR "/mandoc.css"); |
usepath = strcmp(req->q.manpath, req->p[0]); |
usepath = strcmp(req->q.manpath, req->p[0]); |
mandoc_asprintf(&conf.man, "/%s%s%%N.%%S", |
mandoc_asprintf(&conf.man, "/%s%s%%N.%%S", |
usepath ? req->q.manpath : "", usepath ? "/" : ""); |
usepath ? req->q.manpath : "", usepath ? "/" : ""); |
Line 833 resp_format(const struct req *req, const char *file) |
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Line 829 resp_format(const struct req *req, const char *file) |
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mparse_free(mp); |
mparse_free(mp); |
mchars_free(); |
mchars_free(); |
free(conf.man); |
free(conf.man); |
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free(conf.style); |
} |
} |
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static void |
static void |
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const char *querystring; |
const char *querystring; |
int i; |
int i; |
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#if HAVE_PLEDGE |
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/* |
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* The "rpath" pledge could be revoked after mparse_readfd() |
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* if the file desciptor to "/footer.html" would be opened |
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* up front, but it's probably not worth the complication |
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* of the code it would cause: it would require scattering |
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* pledge() calls in multiple low-level resp_*() functions. |
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*/ |
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if (pledge("stdio rpath", NULL) == -1) { |
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warn("pledge"); |
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pg_error_internal(); |
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return EXIT_FAILURE; |
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} |
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#endif |
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/* Poor man's ReDoS mitigation. */ |
/* Poor man's ReDoS mitigation. */ |
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itimer.it_value.tv_sec = 2; |
itimer.it_value.tv_sec = 2; |
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static void |
static void |
parse_path_info(struct req *req, const char *path) |
parse_path_info(struct req *req, const char *path) |
{ |
{ |
char *dir; |
char *dir[4]; |
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int i; |
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req->isquery = 0; |
req->isquery = 0; |
req->q.equal = 1; |
req->q.equal = 1; |
req->q.manpath = mandoc_strdup(path); |
req->q.manpath = mandoc_strdup(path); |
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req->q.arch = NULL; |
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/* Mandatory manual page name. */ |
/* Mandatory manual page name. */ |
if ((req->q.query = strrchr(req->q.manpath, '/')) == NULL) { |
if ((req->q.query = strrchr(req->q.manpath, '/')) == NULL) { |
Line 1087 parse_path_info(struct req *req, const char *path) |
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Line 1102 parse_path_info(struct req *req, const char *path) |
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} |
} |
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/* Handle the case of name[.section] only. */ |
/* Handle the case of name[.section] only. */ |
if (req->q.manpath == NULL) { |
if (req->q.manpath == NULL) |
req->q.arch = NULL; |
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return; |
return; |
} |
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req->q.query = mandoc_strdup(req->q.query); |
req->q.query = mandoc_strdup(req->q.query); |
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/* Optional architecture. */ |
/* Split directory components. */ |
dir = strrchr(req->q.manpath, '/'); |
dir[i = 0] = req->q.manpath; |
if (dir != NULL && strncmp(dir + 1, "man", 3) != 0) { |
while ((dir[i + 1] = strchr(dir[i], '/')) != NULL) { |
*dir++ = '\0'; |
if (++i == 3) { |
req->q.arch = mandoc_strdup(dir); |
pg_error_badrequest( |
dir = strrchr(req->q.manpath, '/'); |
"You specified too many directory components."); |
} else |
exit(EXIT_FAILURE); |
req->q.arch = NULL; |
} |
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*dir[i]++ = '\0'; |
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} |
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/* Optional directory name. */ |
/* Optional manpath. */ |
if (dir != NULL && strncmp(dir + 1, "man", 3) == 0) { |
if ((i = validate_manpath(req, req->q.manpath)) == 0) |
*dir++ = '\0'; |
req->q.manpath = NULL; |
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else if (dir[1] == NULL) |
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return; |
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/* Optional section. */ |
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if (strncmp(dir[i], "man", 3) == 0) { |
free(req->q.sec); |
free(req->q.sec); |
req->q.sec = mandoc_strdup(dir + 3); |
req->q.sec = mandoc_strdup(dir[i++] + 3); |
} |
} |
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if (dir[i] == NULL) { |
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if (req->q.manpath == NULL) |
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free(dir[0]); |
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return; |
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} |
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if (dir[i + 1] != NULL) { |
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pg_error_badrequest( |
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"You specified an invalid directory component."); |
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exit(EXIT_FAILURE); |
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} |
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/* Optional architecture. */ |
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if (i) { |
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req->q.arch = mandoc_strdup(dir[i]); |
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if (req->q.manpath == NULL) |
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free(dir[0]); |
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} else |
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req->q.arch = dir[0]; |
} |
} |
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/* |
/* |