version 1.153, 2017/03/18 16:48:24 |
version 1.177, 2022/07/04 16:20:42 |
|
|
/* $Id$ */ |
/* $Id$ */ |
/* |
/* |
|
* Copyright (c) 2014-2019, 2021 Ingo Schwarze <schwarze@usta.de> |
* Copyright (c) 2011, 2012 Kristaps Dzonsons <kristaps@bsd.lv> |
* Copyright (c) 2011, 2012 Kristaps Dzonsons <kristaps@bsd.lv> |
* Copyright (c) 2014, 2015, 2016, 2017 Ingo Schwarze <schwarze@usta.de> |
* Copyright (c) 2022 Anna Vyalkova <cyber@sysrq.in> |
* |
* |
* 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 |
|
|
* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN |
* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN |
* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF |
* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF |
* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. |
* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. |
|
* |
|
* Implementation of the man.cgi(8) program. |
*/ |
*/ |
#include "config.h" |
#include "config.h" |
|
|
|
|
#include "roff.h" |
#include "roff.h" |
#include "mdoc.h" |
#include "mdoc.h" |
#include "man.h" |
#include "man.h" |
|
#include "mandoc_parse.h" |
#include "main.h" |
#include "main.h" |
#include "manconf.h" |
#include "manconf.h" |
#include "mansearch.h" |
#include "mansearch.h" |
|
|
static void html_print(const char *); |
static void html_print(const char *); |
static void html_putchar(char); |
static void html_putchar(char); |
static int http_decode(char *); |
static int http_decode(char *); |
|
static void http_encode(const char *); |
static void parse_manpath_conf(struct req *); |
static void parse_manpath_conf(struct req *); |
static void parse_path_info(struct req *req, const char *path); |
static void parse_path_info(struct req *, const char *); |
static void parse_query_string(struct req *, const char *); |
static void parse_query_string(struct req *, const char *); |
static void pg_error_badrequest(const char *); |
static void pg_error_badrequest(const char *); |
static void pg_error_internal(void); |
static void pg_error_internal(void); |
static void pg_index(const struct req *); |
static void pg_index(const struct req *); |
static void pg_noresult(const struct req *, const char *); |
static void pg_noresult(const struct req *, int, const char *, |
|
const char *); |
static void pg_redirect(const struct req *, const char *); |
static void pg_redirect(const struct req *, const char *); |
static void pg_search(const struct req *); |
static void pg_search(const struct req *); |
static void pg_searchres(const struct req *, |
static void pg_searchres(const struct req *, |
Line 90 static void resp_format(const struct req *, const ch |
|
Line 96 static void resp_format(const struct req *, const ch |
|
static void resp_searchform(const struct req *, enum focus); |
static void resp_searchform(const struct req *, enum focus); |
static void resp_show(const struct req *, const char *); |
static void resp_show(const struct req *, const char *); |
static void set_query_attr(char **, char **); |
static void set_query_attr(char **, char **); |
|
static int validate_arch(const char *); |
static int validate_filename(const char *); |
static int validate_filename(const char *); |
static int validate_manpath(const struct req *, const char *); |
static int validate_manpath(const struct req *, const char *); |
static int validate_urifrag(const char *); |
static int validate_urifrag(const char *); |
Line 116 static const char *const sec_names[] = { |
|
Line 123 static const char *const sec_names[] = { |
|
static const int sec_MAX = sizeof(sec_names) / sizeof(char *); |
static const int sec_MAX = sizeof(sec_names) / sizeof(char *); |
|
|
static const char *const arch_names[] = { |
static const char *const arch_names[] = { |
"amd64", "alpha", "armv7", "arm64", |
"amd64", "alpha", "armv7", "arm64", |
"hppa", "i386", "landisk", |
"hppa", "i386", "landisk", "loongson", |
"loongson", "luna88k", "macppc", "mips64", |
"luna88k", "macppc", "mips64", "octeon", |
"octeon", "sgi", "socppc", "sparc64", |
"powerpc64", "riscv64", "sparc64", |
|
|
"amiga", "arc", "armish", "arm32", |
"amiga", "arc", "armish", "arm32", |
"atari", "aviion", "beagle", "cats", |
"atari", "aviion", "beagle", "cats", |
"hppa64", "hp300", |
"hppa64", "hp300", |
"ia64", "mac68k", "mvme68k", "mvme88k", |
"ia64", "mac68k", "mvme68k", "mvme88k", |
"mvmeppc", "palm", "pc532", "pegasos", |
"mvmeppc", "palm", "pc532", "pegasos", |
"pmax", "powerpc", "solbourne", "sparc", |
"pmax", "powerpc", "sgi", "socppc", |
|
"solbourne", "sparc", |
"sun3", "vax", "wgrisc", "x68k", |
"sun3", "vax", "wgrisc", "x68k", |
"zaurus" |
"zaurus" |
}; |
}; |
Line 140 html_putchar(char c) |
|
Line 149 html_putchar(char c) |
|
{ |
{ |
|
|
switch (c) { |
switch (c) { |
case ('"'): |
case '"': |
printf("""); |
printf("""); |
break; |
break; |
case ('&'): |
case '&': |
printf("&"); |
printf("&"); |
break; |
break; |
case ('>'): |
case '>': |
printf(">"); |
printf(">"); |
break; |
break; |
case ('<'): |
case '<': |
printf("<"); |
printf("<"); |
break; |
break; |
default: |
default: |
Line 316 http_decode(char *p) |
|
Line 325 http_decode(char *p) |
|
} |
} |
|
|
static void |
static void |
|
http_encode(const char *p) |
|
{ |
|
for (; *p != '\0'; p++) { |
|
if (isalnum((unsigned char)*p) == 0 && |
|
strchr("-._~", *p) == NULL) |
|
printf("%%%2.2X", (unsigned char)*p); |
|
else |
|
putchar(*p); |
|
} |
|
} |
|
|
|
static void |
resp_begin_http(int code, const char *msg) |
resp_begin_http(int code, const char *msg) |
{ |
{ |
|
|
Line 324 resp_begin_http(int code, const char *msg) |
|
Line 345 resp_begin_http(int code, const char *msg) |
|
|
|
printf("Content-Type: text/html; charset=utf-8\r\n" |
printf("Content-Type: text/html; charset=utf-8\r\n" |
"Cache-Control: no-cache\r\n" |
"Cache-Control: no-cache\r\n" |
|
"Content-Security-Policy: default-src 'none'; " |
|
"style-src 'self' 'unsafe-inline'\r\n" |
"Pragma: no-cache\r\n" |
"Pragma: no-cache\r\n" |
"\r\n"); |
"\r\n"); |
|
|
Line 348 resp_copy(const char *filename) |
|
Line 371 resp_copy(const char *filename) |
|
static void |
static void |
resp_begin_html(int code, const char *msg, const char *file) |
resp_begin_html(int code, const char *msg, const char *file) |
{ |
{ |
char *cp; |
const char *name, *sec, *cp; |
|
int namesz, secsz; |
|
|
resp_begin_http(code, msg); |
resp_begin_http(code, msg); |
|
|
Line 356 resp_begin_html(int code, const char *msg, const char |
|
Line 380 resp_begin_html(int code, const char *msg, const char |
|
"<html>\n" |
"<html>\n" |
"<head>\n" |
"<head>\n" |
" <meta charset=\"UTF-8\"/>\n" |
" <meta charset=\"UTF-8\"/>\n" |
|
" <meta name=\"viewport\"" |
|
" content=\"width=device-width, initial-scale=1.0\">\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>", |
" <title>", |
CSS_DIR); |
CSS_DIR); |
if (file != NULL) { |
if (file != NULL) { |
if ((cp = strrchr(file, '/')) != NULL) |
cp = strrchr(file, '/'); |
file = cp + 1; |
name = cp == NULL ? file : cp + 1; |
if ((cp = strrchr(file, '.')) != NULL) { |
cp = strrchr(name, '.'); |
printf("%.*s(%s) - ", (int)(cp - file), file, cp + 1); |
namesz = cp == NULL ? strlen(name) : cp - name; |
} else |
sec = NULL; |
printf("%s - ", file); |
if (cp != NULL && cp[1] != '0') { |
|
sec = cp + 1; |
|
secsz = strlen(sec); |
|
} else if (name - file > 1) { |
|
for (cp = name - 2; cp >= file; cp--) { |
|
if (*cp < '1' || *cp > '9') |
|
continue; |
|
sec = cp; |
|
secsz = name - cp - 1; |
|
break; |
|
} |
|
} |
|
printf("%.*s", namesz, name); |
|
if (sec != NULL) |
|
printf("(%.*s)", secsz, sec); |
|
fputs(" - ", stdout); |
} |
} |
printf("%s</title>\n" |
printf("%s</title>\n" |
"</head>\n" |
"</head>\n" |
Line 391 resp_searchform(const struct req *req, enum focus focu |
|
Line 432 resp_searchform(const struct req *req, enum focus focu |
|
{ |
{ |
int i; |
int i; |
|
|
printf("<form action=\"/%s\" method=\"get\">\n" |
printf("<header>\n" |
|
"<form role=\"search\" action=\"/%s\" method=\"get\" " |
|
"autocomplete=\"off\" autocapitalize=\"none\">\n" |
" <fieldset>\n" |
" <fieldset>\n" |
" <legend>Manual Page Search Parameters</legend>\n", |
" <legend>Manual Page Search Parameters</legend>\n", |
scriptname); |
scriptname); |
|
|
/* Write query input box. */ |
/* Write query input box. */ |
|
|
printf(" <input type=\"text\" name=\"query\" value=\""); |
printf(" <input type=\"search\" 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 416 resp_searchform(const struct req *req, enum focus focu |
|
Line 459 resp_searchform(const struct req *req, enum focus focu |
|
|
|
/* Write section selector. */ |
/* Write section selector. */ |
|
|
puts(" <select name=\"sec\">"); |
puts(" <select name=\"sec\" aria-label=\"manual section\">"); |
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 && |
Line 428 resp_searchform(const struct req *req, enum focus focu |
|
Line 471 resp_searchform(const struct req *req, enum focus focu |
|
|
|
/* Write architecture selector. */ |
/* Write architecture selector. */ |
|
|
printf( " <select name=\"arch\">\n" |
printf( " <select name=\"arch\" aria-label=\"CPU architecture\">\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"); |
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\""); |
Line 447 resp_searchform(const struct req *req, enum focus focu |
|
Line 490 resp_searchform(const struct req *req, enum focus focu |
|
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(">"); |
html_print(req->p[i]); |
html_print(req->p[i]); |
printf("\">"); |
|
html_print(req->p[i]); |
|
puts("</option>"); |
puts("</option>"); |
} |
} |
puts(" </select>"); |
puts(" </select>"); |
} |
} |
|
|
puts(" </fieldset>\n" |
puts(" </fieldset>\n" |
"</form>"); |
"</form>\n" |
|
"</header>"); |
} |
} |
|
|
static int |
static int |
Line 490 validate_manpath(const struct req *req, const char* ma |
|
Line 532 validate_manpath(const struct req *req, const char* ma |
|
} |
} |
|
|
static int |
static int |
|
validate_arch(const char *arch) |
|
{ |
|
int i; |
|
|
|
for (i = 0; i < arch_MAX; i++) |
|
if (strcmp(arch, arch_names[i]) == 0) |
|
return 1; |
|
|
|
return 0; |
|
} |
|
|
|
static int |
validate_filename(const char *file) |
validate_filename(const char *file) |
{ |
{ |
|
|
Line 506 pg_index(const struct req *req) |
|
Line 560 pg_index(const struct req *req) |
|
|
|
resp_begin_html(200, NULL, NULL); |
resp_begin_html(200, NULL, NULL); |
resp_searchform(req, FOCUS_QUERY); |
resp_searchform(req, FOCUS_QUERY); |
printf("<p>\n" |
printf("<main>\n" |
|
"<p role=\"doc-notice\" aria-label=\"usage\">\n" |
"This web interface is documented in the\n" |
"This web interface is documented in the\n" |
"<a class=\"Xr\" href=\"/%s%sman.cgi.8\">man.cgi(8)</a>\n" |
"<a class=\"Xr\" href=\"/%s%sman.cgi.8\"" |
|
" aria-label=\"man dot CGI, section 8\">man.cgi(8)</a>\n" |
"manual, and the\n" |
"manual, and the\n" |
"<a class=\"Xr\" href=\"/%s%sapropos.1\">apropos(1)</a>\n" |
"<a class=\"Xr\" href=\"/%s%sapropos.1\"" |
|
" aria-label=\"apropos, section 1\">apropos(1)</a>\n" |
"manual explains the query syntax.\n" |
"manual explains the query syntax.\n" |
"</p>\n", |
"</p>\n" |
|
"</main>\n", |
scriptname, *scriptname == '\0' ? "" : "/", |
scriptname, *scriptname == '\0' ? "" : "/", |
scriptname, *scriptname == '\0' ? "" : "/"); |
scriptname, *scriptname == '\0' ? "" : "/"); |
resp_end_html(); |
resp_end_html(); |
} |
} |
|
|
static void |
static void |
pg_noresult(const struct req *req, const char *msg) |
pg_noresult(const struct req *req, int code, const char *http_msg, |
|
const char *user_msg) |
{ |
{ |
resp_begin_html(200, NULL, NULL); |
resp_begin_html(code, http_msg, NULL); |
resp_searchform(req, FOCUS_QUERY); |
resp_searchform(req, FOCUS_QUERY); |
puts("<p>"); |
puts("<main>"); |
puts(msg); |
puts("<p role=\"doc-notice\" aria-label=\"no result\">"); |
|
puts(user_msg); |
puts("</p>"); |
puts("</p>"); |
|
puts("</main>"); |
resp_end_html(); |
resp_end_html(); |
} |
} |
|
|
Line 534 pg_error_badrequest(const char *msg) |
|
Line 595 pg_error_badrequest(const char *msg) |
|
{ |
{ |
|
|
resp_begin_html(400, "Bad Request", NULL); |
resp_begin_html(400, "Bad Request", NULL); |
puts("<h1>Bad Request</h1>\n" |
puts("<main>\n" |
"<p>\n"); |
"<h1>Bad Request</h1>\n" |
|
"<p role=\"doc-notice\" aria-label=\"Bad Request\">"); |
puts(msg); |
puts(msg); |
printf("Try again from the\n" |
printf("Try again from the\n" |
"<a href=\"/%s\">main page</a>.\n" |
"<a href=\"/%s\">main page</a>.\n" |
"</p>", scriptname); |
"</p>\n" |
|
"</main>", scriptname); |
resp_end_html(); |
resp_end_html(); |
} |
} |
|
|
|
|
pg_error_internal(void) |
pg_error_internal(void) |
{ |
{ |
resp_begin_html(500, "Internal Server Error", NULL); |
resp_begin_html(500, "Internal Server Error", NULL); |
puts("<p>Internal Server Error</p>"); |
puts("<main><p role=\"doc-notice\">Internal Server Error</p></main>"); |
resp_end_html(); |
resp_end_html(); |
} |
} |
|
|
Line 562 pg_redirect(const struct req *req, const char *name) |
|
Line 625 pg_redirect(const struct req *req, const char *name) |
|
printf("%s/", req->q.manpath); |
printf("%s/", req->q.manpath); |
if (req->q.arch != NULL) |
if (req->q.arch != NULL) |
printf("%s/", req->q.arch); |
printf("%s/", req->q.arch); |
printf("%s", name); |
http_encode(name); |
if (req->q.sec != NULL) |
if (req->q.sec != NULL) { |
printf(".%s", req->q.sec); |
putchar('.'); |
|
http_encode(req->q.sec); |
|
} |
printf("\r\nContent-Type: text/html; charset=utf-8\r\n\r\n"); |
printf("\r\nContent-Type: text/html; charset=utf-8\r\n\r\n"); |
} |
} |
|
|
Line 650 pg_searchres(const struct req *req, struct manpage *r, |
|
Line 715 pg_searchres(const struct req *req, struct manpage *r, |
|
req->q.equal || sz == 1 ? FOCUS_NONE : FOCUS_QUERY); |
req->q.equal || sz == 1 ? FOCUS_NONE : FOCUS_QUERY); |
|
|
if (sz > 1) { |
if (sz > 1) { |
|
puts("<nav>"); |
puts("<table class=\"results\">"); |
puts("<table class=\"results\">"); |
for (i = 0; i < sz; i++) { |
for (i = 0; i < sz; i++) { |
printf(" <tr>\n" |
printf(" <tr>\n" |
Line 668 pg_searchres(const struct req *req, struct manpage *r, |
|
Line 734 pg_searchres(const struct req *req, struct manpage *r, |
|
" </tr>"); |
" </tr>"); |
} |
} |
puts("</table>"); |
puts("</table>"); |
|
puts("</nav>"); |
} |
} |
|
|
if (req->q.equal || sz == 1) { |
if (req->q.equal || sz == 1) { |
Line 689 resp_catman(const struct req *req, const char *file) |
|
Line 756 resp_catman(const struct req *req, const char *file) |
|
int italic, bold; |
int italic, bold; |
|
|
if ((f = fopen(file, "r")) == NULL) { |
if ((f = fopen(file, "r")) == NULL) { |
puts("<p>You specified an invalid manual file.</p>"); |
puts("<p role=\"doc-notice\">\n" |
|
" You specified an invalid manual file.\n" |
|
"</p>"); |
return; |
return; |
} |
} |
|
|
Line 820 resp_format(const struct req *req, const char *file) |
|
Line 889 resp_format(const struct req *req, const char *file) |
|
{ |
{ |
struct manoutput conf; |
struct manoutput conf; |
struct mparse *mp; |
struct mparse *mp; |
struct roff_man *man; |
struct roff_meta *meta; |
void *vp; |
void *vp; |
int fd; |
int fd; |
int usepath; |
int usepath; |
|
|
if (-1 == (fd = open(file, O_RDONLY, 0))) { |
if (-1 == (fd = open(file, O_RDONLY))) { |
puts("<p>You specified an invalid manual file.</p>"); |
puts("<p role=\"doc-notice\">\n" |
|
" You specified an invalid manual file.\n" |
|
"</p>"); |
return; |
return; |
} |
} |
|
|
mchars_alloc(); |
mchars_alloc(); |
mp = mparse_alloc(MPARSE_SO | MPARSE_UTF8 | MPARSE_LATIN1, |
mp = mparse_alloc(MPARSE_SO | MPARSE_UTF8 | MPARSE_LATIN1 | |
MANDOCLEVEL_BADARG, NULL, req->q.manpath); |
MPARSE_VALIDATE, MANDOC_OS_OTHER, req->q.manpath); |
mparse_readfd(mp, fd, file); |
mparse_readfd(mp, fd, file); |
close(fd); |
close(fd); |
|
meta = mparse_result(mp); |
|
|
memset(&conf, 0, sizeof(conf)); |
memset(&conf, 0, sizeof(conf)); |
conf.fragment = 1; |
conf.fragment = 1; |
Line 844 resp_format(const struct req *req, const char *file) |
|
Line 916 resp_format(const struct req *req, const char *file) |
|
scriptname, *scriptname == '\0' ? "" : "/", |
scriptname, *scriptname == '\0' ? "" : "/", |
usepath ? req->q.manpath : "", usepath ? "/" : ""); |
usepath ? req->q.manpath : "", usepath ? "/" : ""); |
|
|
mparse_result(mp, &man, NULL); |
|
if (man == NULL) { |
|
warnx("fatal mandoc error: %s/%s", req->q.manpath, file); |
|
pg_error_internal(); |
|
mparse_free(mp); |
|
mchars_free(); |
|
return; |
|
} |
|
|
|
vp = html_alloc(&conf); |
vp = html_alloc(&conf); |
|
if (meta->macroset == MACROSET_MDOC) |
|
html_mdoc(vp, meta); |
|
else |
|
html_man(vp, meta); |
|
|
if (man->macroset == MACROSET_MDOC) { |
|
mdoc_validate(man); |
|
html_mdoc(vp, man); |
|
} else { |
|
man_validate(man); |
|
html_man(vp, man); |
|
} |
|
|
|
html_free(vp); |
html_free(vp); |
mparse_free(mp); |
mparse_free(mp); |
mchars_free(); |
mchars_free(); |
Line 999 pg_search(const struct req *req) |
|
Line 1058 pg_search(const struct req *req) |
|
if (req->isquery && req->q.equal && argc == 1) |
if (req->isquery && req->q.equal && argc == 1) |
pg_redirect(req, argv[0]); |
pg_redirect(req, argv[0]); |
else if (mansearch(&search, &paths, argc, argv, &res, &ressz) == 0) |
else if (mansearch(&search, &paths, argc, argv, &res, &ressz) == 0) |
pg_noresult(req, "You entered an invalid query."); |
pg_noresult(req, 400, "Bad Request", |
|
"You entered an invalid query."); |
else if (ressz == 0) |
else if (ressz == 0) |
pg_noresult(req, "No results found."); |
pg_noresult(req, 404, "Not Found", "No results found."); |
else |
else |
pg_searchres(req, res, ressz); |
pg_searchres(req, res, ressz); |
|
|
|
|
|
|
if (*path != '\0') { |
if (*path != '\0') { |
parse_path_info(&req, path); |
parse_path_info(&req, path); |
if (req.q.manpath == NULL || access(path, F_OK) == -1) |
if (req.q.manpath == NULL || req.q.sec == NULL || |
|
*req.q.query == '\0' || access(path, F_OK) == -1) |
path = ""; |
path = ""; |
} else if ((querystring = getenv("QUERY_STRING")) != NULL) |
} else if ((querystring = getenv("QUERY_STRING")) != NULL) |
parse_query_string(&req, querystring); |
parse_query_string(&req, querystring); |
|
|
return EXIT_FAILURE; |
return EXIT_FAILURE; |
} |
} |
|
|
if ( ! (NULL == req.q.arch || validate_urifrag(req.q.arch))) { |
if (req.q.arch != NULL && validate_arch(req.q.arch) == 0) { |
pg_error_badrequest( |
pg_error_badrequest( |
"You specified an invalid architecture."); |
"You specified an invalid architecture."); |
return EXIT_FAILURE; |
return EXIT_FAILURE; |
|
|
} |
} |
|
|
/* |
/* |
* If PATH_INFO is not a file name, translate it to a query. |
* Translate PATH_INFO to a query. |
*/ |
*/ |
static void |
static void |
parse_path_info(struct req *req, const char *path) |
parse_path_info(struct req *req, const char *path) |
{ |
{ |
char *dir[4]; |
const char *name, *sec, *end; |
int i; |
|
|
|
req->isquery = 0; |
req->isquery = 0; |
req->q.equal = 1; |
req->q.equal = 1; |
req->q.manpath = mandoc_strdup(path); |
req->q.manpath = NULL; |
req->q.arch = NULL; |
req->q.arch = NULL; |
|
|
/* Mandatory manual page name. */ |
/* Mandatory manual page name. */ |
if ((req->q.query = strrchr(req->q.manpath, '/')) == NULL) { |
if ((name = strrchr(path, '/')) == NULL) |
req->q.query = req->q.manpath; |
name = path; |
req->q.manpath = NULL; |
else |
} else |
name++; |
*req->q.query++ = '\0'; |
|
|
|
/* Optional trailing section. */ |
/* Optional trailing section. */ |
if ((req->q.sec = strrchr(req->q.query, '.')) != NULL) { |
sec = strrchr(name, '.'); |
if(isdigit((unsigned char)req->q.sec[1])) { |
if (sec != NULL && isdigit((unsigned char)*++sec)) { |
*req->q.sec++ = '\0'; |
req->q.query = mandoc_strndup(name, sec - name - 1); |
req->q.sec = mandoc_strdup(req->q.sec); |
req->q.sec = mandoc_strdup(sec); |
} else |
} else { |
req->q.sec = NULL; |
req->q.query = mandoc_strdup(name); |
|
req->q.sec = NULL; |
} |
} |
|
|
/* Handle the case of name[.section] only. */ |
/* Handle the case of name[.section] only. */ |
if (req->q.manpath == NULL) |
if (name == path) |
return; |
return; |
req->q.query = mandoc_strdup(req->q.query); |
|
|
|
/* Split directory components. */ |
|
dir[i = 0] = req->q.manpath; |
|
while ((dir[i + 1] = strchr(dir[i], '/')) != NULL) { |
|
if (++i == 3) { |
|
pg_error_badrequest( |
|
"You specified too many directory components."); |
|
exit(EXIT_FAILURE); |
|
} |
|
*dir[i]++ = '\0'; |
|
} |
|
|
|
/* Optional manpath. */ |
/* Optional manpath. */ |
if ((i = validate_manpath(req, req->q.manpath)) == 0) |
end = strchr(path, '/'); |
|
req->q.manpath = mandoc_strndup(path, end - path); |
|
if (validate_manpath(req, req->q.manpath)) { |
|
path = end + 1; |
|
if (name == path) |
|
return; |
|
} else { |
|
free(req->q.manpath); |
req->q.manpath = NULL; |
req->q.manpath = NULL; |
else if (dir[1] == NULL) |
} |
return; |
|
|
|
/* Optional section. */ |
/* Optional section. */ |
if (strncmp(dir[i], "man", 3) == 0) { |
if (strncmp(path, "man", 3) == 0 || strncmp(path, "cat", 3) == 0) { |
|
path += 3; |
|
end = strchr(path, '/'); |
free(req->q.sec); |
free(req->q.sec); |
req->q.sec = mandoc_strdup(dir[i++] + 3); |
req->q.sec = mandoc_strndup(path, end - path); |
|
path = end + 1; |
|
if (name == path) |
|
return; |
} |
} |
if (dir[i] == NULL) { |
|
if (req->q.manpath == NULL) |
/* Optional architecture. */ |
free(dir[0]); |
end = strchr(path, '/'); |
return; |
if (end + 1 != name) { |
|
pg_error_badrequest( |
|
"You specified too many directory components."); |
|
exit(EXIT_FAILURE); |
} |
} |
if (dir[i + 1] != NULL) { |
req->q.arch = mandoc_strndup(path, end - path); |
|
if (validate_arch(req->q.arch) == 0) { |
pg_error_badrequest( |
pg_error_badrequest( |
"You specified an invalid directory component."); |
"You specified an invalid directory component."); |
exit(EXIT_FAILURE); |
exit(EXIT_FAILURE); |
} |
} |
|
|
/* Optional architecture. */ |
|
if (i) { |
|
req->q.arch = mandoc_strdup(dir[i]); |
|
if (req->q.manpath == NULL) |
|
free(dir[0]); |
|
} else |
|
req->q.arch = dir[0]; |
|
} |
} |
|
|
/* |
/* |