version 1.6, 2011/11/23 10:01:04 |
version 1.99, 2014/10/07 18:20:06 |
|
|
/* $Id$ */ |
/* $Id$ */ |
/* |
/* |
* Copyright (c) 2011 Kristaps Dzonsons <kristaps@bsd.lv> |
* Copyright (c) 2011, 2012 Kristaps Dzonsons <kristaps@bsd.lv> |
|
* Copyright (c) 2014 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 |
|
|
* 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. |
*/ |
*/ |
#ifdef HAVE_CONFIG_H |
|
#include "config.h" |
#include "config.h" |
#endif |
|
|
|
#include <sys/param.h> |
#include <sys/types.h> |
#include <sys/wait.h> |
#include <sys/time.h> |
|
|
#include <assert.h> |
|
#include <ctype.h> |
#include <ctype.h> |
#include <errno.h> |
#include <errno.h> |
#include <fcntl.h> |
#include <fcntl.h> |
#include <limits.h> |
#include <limits.h> |
#include <regex.h> |
|
#include <stdio.h> |
|
#include <stdarg.h> |
|
#include <stdint.h> |
#include <stdint.h> |
|
#include <stdio.h> |
#include <stdlib.h> |
#include <stdlib.h> |
#include <string.h> |
#include <string.h> |
#include <unistd.h> |
#include <unistd.h> |
|
|
#include "apropos_db.h" |
|
#include "mandoc.h" |
#include "mandoc.h" |
|
#include "mandoc_aux.h" |
|
#include "main.h" |
#include "manpath.h" |
#include "manpath.h" |
|
#include "mansearch.h" |
|
#include "cgi.h" |
|
|
#ifdef __linux__ |
/* |
# include <db_185.h> |
* A query as passed to the search function. |
#else |
*/ |
# include <db.h> |
struct query { |
#endif |
char *manpath; /* desired manual directory */ |
|
char *arch; /* architecture */ |
enum page { |
char *sec; /* manual section */ |
PAGE_INDEX, |
char *query; /* unparsed query expression */ |
PAGE_SEARCH, |
int equal; /* match whole names, not substrings */ |
PAGE_SHOW, |
|
PAGE__MAX |
|
}; |
}; |
|
|
struct kval { |
|
char *key; |
|
char *val; |
|
}; |
|
|
|
struct req { |
struct req { |
struct kval *fields; |
struct query q; |
size_t fieldsz; |
char **p; /* array of available manpaths */ |
enum page page; |
size_t psz; /* number of available manpaths */ |
}; |
}; |
|
|
static int atou(const char *, unsigned *); |
static void catman(const struct req *, const char *); |
|
static void format(const struct req *, const char *); |
static void html_print(const char *); |
static void html_print(const char *); |
static int kval_decode(char *); |
static void html_putchar(char); |
static void kval_parse(struct kval **, size_t *, char *); |
static int http_decode(char *); |
static void kval_free(struct kval *, size_t); |
static void http_parse(struct req *, const char *); |
static void pg_index(const struct manpaths *, |
static void http_print(const char *); |
const struct req *, char *); |
static void http_putchar(char); |
static void pg_search(const struct manpaths *, |
static void http_printquery(const struct req *, const char *); |
const struct req *, char *); |
static void pathgen(struct req *); |
static void pg_show(const struct manpaths *, |
static void pg_error_badrequest(const char *); |
const struct req *, char *); |
static void pg_error_internal(void); |
static void resp_baddb(void); |
static void pg_index(const struct req *); |
static void resp_badexpr(const struct req *); |
static void pg_noresult(const struct req *, const char *); |
static void resp_badmanual(void); |
static void pg_search(const struct req *); |
|
static void pg_searchres(const struct req *, |
|
struct manpage *, size_t); |
|
static void pg_show(struct req *, const char *); |
static void resp_begin_html(int, const char *); |
static void resp_begin_html(int, const char *); |
static void resp_begin_http(int, const char *); |
static void resp_begin_http(int, const char *); |
static void resp_end_html(void); |
static void resp_end_html(void); |
static void resp_index(const struct req *); |
|
static void resp_search(struct res *, size_t, void *); |
|
static void resp_searchform(const struct req *); |
static void resp_searchform(const struct req *); |
|
static void resp_show(const struct req *, const char *); |
|
static void set_query_attr(char **, char **); |
|
static int validate_filename(const char *); |
|
static int validate_manpath(const struct req *, const char *); |
|
static int validate_urifrag(const char *); |
|
|
static const char *progname; |
static const char *scriptname; /* CGI script name */ |
static const char *host; |
|
|
|
static const char * const pages[PAGE__MAX] = { |
static const int sec_prios[] = {1, 4, 5, 8, 6, 3, 7, 2, 9}; |
"index", /* PAGE_INDEX */ |
static const char *const sec_numbers[] = { |
"search", /* PAGE_SEARCH */ |
"0", "1", "2", "3", "3p", "4", "5", "6", "7", "8", "9" |
"show", /* PAGE_SHOW */ |
|
}; |
}; |
|
static const char *const sec_names[] = { |
|
"All Sections", |
|
"1 - General Commands", |
|
"2 - System Calls", |
|
"3 - Library Functions", |
|
"3p - Perl Library", |
|
"4 - Device Drivers", |
|
"5 - File Formats", |
|
"6 - Games", |
|
"7 - Miscellaneous Information", |
|
"8 - System Manager\'s Manual", |
|
"9 - Kernel Developer\'s Manual" |
|
}; |
|
static const int sec_MAX = sizeof(sec_names) / sizeof(char *); |
|
|
|
static const char *const arch_names[] = { |
|
"amd64", "alpha", "armish", "armv7", |
|
"aviion", "hppa", "hppa64", "i386", |
|
"ia64", "landisk", "loongson", "luna88k", |
|
"macppc", "mips64", "octeon", "sgi", |
|
"socppc", "solbourne", "sparc", "sparc64", |
|
"vax", "zaurus", |
|
"amiga", "arc", "arm32", "atari", |
|
"beagle", "cats", "hp300", "mac68k", |
|
"mvme68k", "mvme88k", "mvmeppc", "palm", |
|
"pc532", "pegasos", "pmax", "powerpc", |
|
"sun3", "wgrisc", "x68k" |
|
}; |
|
static const int arch_MAX = sizeof(arch_names) / sizeof(char *); |
|
|
/* |
/* |
* This is just OpenBSD's strtol(3) suggestion. |
* Print a character, escaping HTML along the way. |
* I use it instead of strtonum(3) for portability's sake. |
* This will pass non-ASCII straight to output: be warned! |
*/ |
*/ |
static int |
static void |
atou(const char *buf, unsigned *v) |
html_putchar(char c) |
{ |
{ |
char *ep; |
|
long lval; |
|
|
|
errno = 0; |
switch (c) { |
lval = strtol(buf, &ep, 10); |
case ('"'): |
if (buf[0] == '\0' || *ep != '\0') |
printf(""e;"); |
return(0); |
break; |
if ((errno == ERANGE && (lval == LONG_MAX || |
case ('&'): |
lval == LONG_MIN)) || |
printf("&"); |
(lval > UINT_MAX || lval < 0)) |
break; |
return(0); |
case ('>'): |
|
printf(">"); |
|
break; |
|
case ('<'): |
|
printf("<"); |
|
break; |
|
default: |
|
putchar((unsigned char)c); |
|
break; |
|
} |
|
} |
|
|
*v = (unsigned int)lval; |
static void |
return(1); |
http_printquery(const struct req *req, const char *sep) |
|
{ |
|
|
|
if (NULL != req->q.query) { |
|
printf("query="); |
|
http_print(req->q.query); |
|
} |
|
if (0 == req->q.equal) |
|
printf("%sapropos=1", sep); |
|
if (NULL != req->q.sec) { |
|
printf("%ssec=", sep); |
|
http_print(req->q.sec); |
|
} |
|
if (NULL != req->q.arch) { |
|
printf("%sarch=", sep); |
|
http_print(req->q.arch); |
|
} |
|
if (NULL != req->q.manpath && |
|
strcmp(req->q.manpath, req->p[0])) { |
|
printf("%smanpath=", sep); |
|
http_print(req->q.manpath); |
|
} |
} |
} |
|
|
|
static void |
|
http_print(const char *p) |
|
{ |
|
|
|
if (NULL == p) |
|
return; |
|
while ('\0' != *p) |
|
http_putchar(*p++); |
|
} |
|
|
/* |
/* |
* Print a word, escaping HTML along the way. |
* Call through to html_putchar(). |
* This will pass non-ASCII straight to output: be warned! |
* Accepts NULL strings. |
*/ |
*/ |
static void |
static void |
html_print(const char *p) |
html_print(const char *p) |
{ |
{ |
char c; |
|
|
|
if (NULL == p) |
if (NULL == p) |
return; |
return; |
|
|
while ('\0' != *p) |
while ('\0' != *p) |
switch ((c = *p++)) { |
html_putchar(*p++); |
case ('"'): |
|
printf(""e;"); |
|
break; |
|
case ('&'): |
|
printf("&"); |
|
break; |
|
case ('>'): |
|
printf(">"); |
|
break; |
|
case ('<'): |
|
printf("<"); |
|
break; |
|
default: |
|
putchar((unsigned char)c); |
|
break; |
|
} |
|
} |
} |
|
|
|
/* |
|
* Transfer the responsibility for the allocated string *val |
|
* to the query structure. |
|
*/ |
static void |
static void |
kval_free(struct kval *p, size_t sz) |
set_query_attr(char **attr, char **val) |
{ |
{ |
int i; |
|
|
|
for (i = 0; i < (int)sz; i++) { |
free(*attr); |
free(p[i].key); |
if (**val == '\0') { |
free(p[i].val); |
*attr = NULL; |
} |
free(*val); |
free(p); |
} else |
|
*attr = *val; |
|
*val = NULL; |
} |
} |
|
|
/* |
/* |
* Parse out key-value pairs from an HTTP request variable. |
* Parse the QUERY_STRING for key-value pairs |
* This can be either a cookie or a POST/GET string, although man.cgi |
* and store the values into the query structure. |
* uses only GET for simplicity. |
|
*/ |
*/ |
static void |
static void |
kval_parse(struct kval **kv, size_t *kvsz, char *p) |
http_parse(struct req *req, const char *qs) |
{ |
{ |
char *key, *val; |
char *key, *val; |
size_t sz, cur; |
size_t keysz, valsz; |
|
|
cur = 0; |
req->q.manpath = NULL; |
|
req->q.arch = NULL; |
|
req->q.sec = NULL; |
|
req->q.query = NULL; |
|
req->q.equal = 1; |
|
|
while (p && '\0' != *p) { |
key = val = NULL; |
while (' ' == *p) |
while (*qs != '\0') { |
p++; |
|
|
|
key = p; |
/* Parse one key. */ |
val = NULL; |
|
|
|
if (NULL != (p = strchr(p, '='))) { |
keysz = strcspn(qs, "=;&"); |
*p++ = '\0'; |
key = mandoc_strndup(qs, keysz); |
val = p; |
qs += keysz; |
|
if (*qs != '=') |
|
goto next; |
|
|
sz = strcspn(p, ";&"); |
/* Parse one value. */ |
/* LINTED */ |
|
p += sz; |
|
|
|
if ('\0' != *p) |
valsz = strcspn(++qs, ";&"); |
*p++ = '\0'; |
val = mandoc_strndup(qs, valsz); |
} else { |
qs += valsz; |
p = key; |
|
sz = strcspn(p, ";&"); |
|
/* LINTED */ |
|
p += sz; |
|
|
|
if ('\0' != *p) |
/* Decode and catch encoding errors. */ |
p++; |
|
continue; |
|
} |
|
|
|
if ('\0' == *key || '\0' == *val) |
if ( ! (http_decode(key) && http_decode(val))) |
continue; |
goto next; |
|
|
/* Just abort handling. */ |
/* Handle key-value pairs. */ |
|
|
if ( ! kval_decode(key)) |
if ( ! strcmp(key, "query")) |
return; |
set_query_attr(&req->q.query, &val); |
if ( ! kval_decode(val)) |
|
return; |
|
|
|
if (*kvsz + 1 >= cur) { |
else if ( ! strcmp(key, "apropos")) |
cur++; |
req->q.equal = !strcmp(val, "0"); |
*kv = mandoc_realloc |
|
(*kv, cur * sizeof(struct kval)); |
else if ( ! strcmp(key, "manpath")) { |
|
#ifdef COMPAT_OLDURI |
|
if ( ! strncmp(val, "OpenBSD ", 8)) { |
|
val[7] = '-'; |
|
if ('C' == val[8]) |
|
val[8] = 'c'; |
|
} |
|
#endif |
|
set_query_attr(&req->q.manpath, &val); |
} |
} |
|
|
(*kv)[(int)*kvsz].key = mandoc_strdup(key); |
else if ( ! (strcmp(key, "sec") |
(*kv)[(int)*kvsz].val = mandoc_strdup(val); |
#ifdef COMPAT_OLDURI |
(*kvsz)++; |
&& strcmp(key, "sektion") |
|
#endif |
|
)) { |
|
if ( ! strcmp(val, "0")) |
|
*val = '\0'; |
|
set_query_attr(&req->q.sec, &val); |
|
} |
|
|
|
else if ( ! strcmp(key, "arch")) { |
|
if ( ! strcmp(val, "default")) |
|
*val = '\0'; |
|
set_query_attr(&req->q.arch, &val); |
|
} |
|
|
|
/* |
|
* The key must be freed in any case. |
|
* The val may have been handed over to the query |
|
* structure, in which case it is now NULL. |
|
*/ |
|
next: |
|
free(key); |
|
key = NULL; |
|
free(val); |
|
val = NULL; |
|
|
|
if (*qs != '\0') |
|
qs++; |
} |
} |
|
|
|
/* Fall back to the default manpath. */ |
|
|
|
if (req->q.manpath == NULL) |
|
req->q.manpath = mandoc_strdup(req->p[0]); |
} |
} |
|
|
|
static void |
|
http_putchar(char c) |
|
{ |
|
|
|
if (isalnum((unsigned char)c)) { |
|
putchar((unsigned char)c); |
|
return; |
|
} else if (' ' == c) { |
|
putchar('+'); |
|
return; |
|
} |
|
printf("%%%.2x", c); |
|
} |
|
|
/* |
/* |
* HTTP-decode a string. The standard explanation is that this turns |
* HTTP-decode a string. The standard explanation is that this turns |
* "%4e+foo" into "n foo" in the regular way. This is done in-place |
* "%4e+foo" into "n foo" in the regular way. This is done in-place |
* over the allocated string. |
* over the allocated string. |
*/ |
*/ |
static int |
static int |
kval_decode(char *p) |
http_decode(char *p) |
{ |
{ |
char hex[3]; |
char hex[3]; |
|
char *q; |
int c; |
int c; |
|
|
hex[2] = '\0'; |
hex[2] = '\0'; |
|
|
for ( ; '\0' != *p; p++) { |
q = p; |
|
for ( ; '\0' != *p; p++, q++) { |
if ('%' == *p) { |
if ('%' == *p) { |
if ('\0' == (hex[0] = *(p + 1))) |
if ('\0' == (hex[0] = *(p + 1))) |
return(0); |
return(0); |
Line 246 kval_decode(char *p) |
|
Line 345 kval_decode(char *p) |
|
if ('\0' == c) |
if ('\0' == c) |
return(0); |
return(0); |
|
|
*p = (char)c; |
*q = (char)c; |
memmove(p + 1, p + 3, strlen(p + 3) + 1); |
p += 2; |
} else |
} else |
*p = '+' == *p ? ' ' : *p; |
*q = '+' == *p ? ' ' : *p; |
} |
} |
|
|
*p = '\0'; |
*q = '\0'; |
return(1); |
return(1); |
} |
} |
|
|
Line 261 resp_begin_http(int code, const char *msg) |
|
Line 360 resp_begin_http(int code, const char *msg) |
|
{ |
{ |
|
|
if (200 != code) |
if (200 != code) |
printf("Status: %d %s\n", code, msg); |
printf("Status: %d %s\r\n", code, msg); |
|
|
puts("Content-Type: text/html; charset=utf-8" "\n" |
printf("Content-Type: text/html; charset=utf-8\r\n" |
"Cache-Control: no-cache" "\n" |
"Cache-Control: no-cache\r\n" |
"Pragma: no-cache" "\n" |
"Pragma: no-cache\r\n" |
""); |
"\r\n"); |
|
|
fflush(stdout); |
fflush(stdout); |
} |
} |
Line 277 resp_begin_html(int code, const char *msg) |
|
Line 376 resp_begin_html(int code, const char *msg) |
|
|
|
resp_begin_http(code, msg); |
resp_begin_http(code, msg); |
|
|
puts("<!DOCTYPE HTML PUBLIC " "\n" |
printf("<!DOCTYPE html>\n" |
" \"-//W3C//DTD HTML 4.01//EN\"" "\n" |
"<HTML>\n" |
" \"http://www.w3.org/TR/html4/strict.dtd\">" "\n" |
"<HEAD>\n" |
"<HTML>" "\n" |
"<META CHARSET=\"UTF-8\" />\n" |
" <HEAD>" "\n" |
"<LINK REL=\"stylesheet\" HREF=\"%s/man-cgi.css\"" |
" <TITLE>System Manpage Reference</TITLE>" "\n" |
" TYPE=\"text/css\" media=\"all\">\n" |
" </HEAD>" "\n" |
"<LINK REL=\"stylesheet\" HREF=\"%s/man.css\"" |
" <BODY>" "\n" |
" TYPE=\"text/css\" media=\"all\">\n" |
"<!-- Begin page content. //-->"); |
"<TITLE>%s</TITLE>\n" |
|
"</HEAD>\n" |
|
"<BODY>\n" |
|
"<!-- Begin page content. //-->\n", |
|
CSS_DIR, CSS_DIR, CUSTOMIZE_TITLE); |
} |
} |
|
|
static void |
static void |
resp_end_html(void) |
resp_end_html(void) |
{ |
{ |
|
|
puts(" </BODY>\n</HTML>"); |
puts("</BODY>\n" |
|
"</HTML>"); |
} |
} |
|
|
static void |
static void |
resp_searchform(const struct req *req) |
resp_searchform(const struct req *req) |
{ |
{ |
int i; |
int i; |
const char *expr, *sec, *arch; |
|
|
|
expr = sec = arch = ""; |
puts(CUSTOMIZE_BEGIN); |
|
puts("<!-- Begin search form. //-->"); |
|
printf("<DIV ID=\"mancgi\">\n" |
|
"<FORM ACTION=\"%s\" METHOD=\"get\">\n" |
|
"<FIELDSET>\n" |
|
"<LEGEND>Manual Page Search Parameters</LEGEND>\n", |
|
scriptname); |
|
|
for (i = 0; i < (int)req->fieldsz; i++) |
/* Write query input box. */ |
if (0 == strcmp(req->fields[i].key, "expr")) |
|
expr = req->fields[i].val; |
|
else if (0 == strcmp(req->fields[i].key, "sec")) |
|
sec = req->fields[i].val; |
|
else if (0 == strcmp(req->fields[i].key, "arch")) |
|
arch = req->fields[i].val; |
|
|
|
puts("<!-- Begin search form. //-->"); |
printf( "<TABLE><TR><TD>\n" |
printf("<FORM ACTION=\""); |
"<INPUT TYPE=\"text\" NAME=\"query\" VALUE=\""); |
html_print(progname); |
if (NULL != req->q.query) |
printf("/search\" METHOD=\"get\">\n"); |
html_print(req->q.query); |
puts(" <FIELDSET>" "\n" |
puts("\" SIZE=\"40\">"); |
" <INPUT TYPE=\"submit\" VALUE=\"Search:\">"); |
|
printf(" Terms: <INPUT TYPE=\"text\" " |
/* Write submission and reset buttons. */ |
"SIZE=\"60\" NAME=\"expr\" VALUE=\""); |
|
html_print(expr); |
printf( "<INPUT TYPE=\"submit\" VALUE=\"Submit\">\n" |
puts("\">"); |
"<INPUT TYPE=\"reset\" VALUE=\"Reset\">\n"); |
printf(" Section: <INPUT TYPE=\"text\" " |
|
"SIZE=\"4\" NAME=\"sec\" VALUE=\""); |
/* Write show radio button */ |
html_print(sec); |
|
puts("\">"); |
printf( "</TD><TD>\n" |
printf(" Arch: <INPUT TYPE=\"text\" " |
"<INPUT TYPE=\"radio\" "); |
"SIZE=\"8\" NAME=\"arch\" VALUE=\""); |
if (req->q.equal) |
html_print(arch); |
printf("CHECKED=\"checked\" "); |
puts("\">"); |
printf( "NAME=\"apropos\" ID=\"show\" VALUE=\"0\">\n" |
puts(" </FIELDSET>\n</FORM>\n<!-- End search form. //-->"); |
"<LABEL FOR=\"show\">Show named manual page</LABEL>\n"); |
|
|
|
/* Write section selector. */ |
|
|
|
puts( "</TD></TR><TR><TD>\n" |
|
"<SELECT NAME=\"sec\">"); |
|
for (i = 0; i < sec_MAX; i++) { |
|
printf("<OPTION VALUE=\"%s\"", sec_numbers[i]); |
|
if (NULL != req->q.sec && |
|
0 == strcmp(sec_numbers[i], req->q.sec)) |
|
printf(" SELECTED=\"selected\""); |
|
printf(">%s</OPTION>\n", sec_names[i]); |
|
} |
|
puts("</SELECT>"); |
|
|
|
/* Write architecture selector. */ |
|
|
|
printf( "<SELECT NAME=\"arch\">\n" |
|
"<OPTION VALUE=\"default\""); |
|
if (NULL == req->q.arch) |
|
printf(" SELECTED=\"selected\""); |
|
puts(">All Architectures</OPTION>"); |
|
for (i = 0; i < arch_MAX; i++) { |
|
printf("<OPTION VALUE=\"%s\"", arch_names[i]); |
|
if (NULL != req->q.arch && |
|
0 == strcmp(arch_names[i], req->q.arch)) |
|
printf(" SELECTED=\"selected\""); |
|
printf(">%s</OPTION>\n", arch_names[i]); |
|
} |
|
puts("</SELECT>"); |
|
|
|
/* Write manpath selector. */ |
|
|
|
if (req->psz > 1) { |
|
puts("<SELECT NAME=\"manpath\">"); |
|
for (i = 0; i < (int)req->psz; i++) { |
|
printf("<OPTION "); |
|
if (NULL == req->q.manpath ? 0 == i : |
|
0 == strcmp(req->q.manpath, req->p[i])) |
|
printf("SELECTED=\"selected\" "); |
|
printf("VALUE=\""); |
|
html_print(req->p[i]); |
|
printf("\">"); |
|
html_print(req->p[i]); |
|
puts("</OPTION>"); |
|
} |
|
puts("</SELECT>"); |
|
} |
|
|
|
/* Write search radio button */ |
|
|
|
printf( "</TD><TD>\n" |
|
"<INPUT TYPE=\"radio\" "); |
|
if (0 == req->q.equal) |
|
printf("CHECKED=\"checked\" "); |
|
printf( "NAME=\"apropos\" ID=\"search\" VALUE=\"1\">\n" |
|
"<LABEL FOR=\"search\">Search with apropos query</LABEL>\n"); |
|
|
|
puts("</TD></TR></TABLE>\n" |
|
"</FIELDSET>\n" |
|
"</FORM>\n" |
|
"</DIV>"); |
|
puts("<!-- End search form. //-->"); |
} |
} |
|
|
|
static int |
|
validate_urifrag(const char *frag) |
|
{ |
|
|
|
while ('\0' != *frag) { |
|
if ( ! (isalnum((unsigned char)*frag) || |
|
'-' == *frag || '.' == *frag || |
|
'/' == *frag || '_' == *frag)) |
|
return(0); |
|
frag++; |
|
} |
|
return(1); |
|
} |
|
|
|
static int |
|
validate_manpath(const struct req *req, const char* manpath) |
|
{ |
|
size_t i; |
|
|
|
if ( ! strcmp(manpath, "mandoc")) |
|
return(1); |
|
|
|
for (i = 0; i < req->psz; i++) |
|
if ( ! strcmp(manpath, req->p[i])) |
|
return(1); |
|
|
|
return(0); |
|
} |
|
|
|
static int |
|
validate_filename(const char *file) |
|
{ |
|
|
|
if ('.' == file[0] && '/' == file[1]) |
|
file += 2; |
|
|
|
return ( ! (strstr(file, "../") || strstr(file, "/..") || |
|
(strncmp(file, "man", 3) && strncmp(file, "cat", 3)))); |
|
} |
|
|
static void |
static void |
resp_index(const struct req *req) |
pg_index(const struct req *req) |
{ |
{ |
|
|
resp_begin_html(200, NULL); |
resp_begin_html(200, NULL); |
resp_searchform(req); |
resp_searchform(req); |
|
printf("<P>\n" |
|
"This web interface is documented in the\n" |
|
"<A HREF=\"%s/mandoc/man8/man.cgi.8\">man.cgi</A>\n" |
|
"manual, and the\n" |
|
"<A HREF=\"%s/mandoc/man1/apropos.1\">apropos</A>\n" |
|
"manual explains the query syntax.\n" |
|
"</P>\n", |
|
scriptname, scriptname); |
resp_end_html(); |
resp_end_html(); |
} |
} |
|
|
static void |
static void |
resp_badmanual(void) |
pg_noresult(const struct req *req, const char *msg) |
{ |
{ |
|
resp_begin_html(200, NULL); |
resp_begin_html(404, "Not Found"); |
resp_searchform(req); |
puts("<P>Requested manual not found.</P>"); |
puts("<P>"); |
|
puts(msg); |
|
puts("</P>"); |
resp_end_html(); |
resp_end_html(); |
} |
} |
|
|
static void |
static void |
resp_badexpr(const struct req *req) |
pg_error_badrequest(const char *msg) |
{ |
{ |
|
|
resp_begin_html(200, NULL); |
resp_begin_html(400, "Bad Request"); |
resp_searchform(req); |
puts("<H1>Bad Request</H1>\n" |
puts("<P>Your search didn't work.</P>"); |
"<P>\n"); |
|
puts(msg); |
|
printf("Try again from the\n" |
|
"<A HREF=\"%s\">main page</A>.\n" |
|
"</P>", scriptname); |
resp_end_html(); |
resp_end_html(); |
} |
} |
|
|
static void |
static void |
resp_baddb(void) |
pg_error_internal(void) |
{ |
{ |
|
|
resp_begin_html(500, "Internal Server Error"); |
resp_begin_html(500, "Internal Server Error"); |
puts("<P>Your database is broken.</P>"); |
puts("<P>Internal Server Error</P>"); |
resp_end_html(); |
resp_end_html(); |
} |
} |
|
|
static void |
static void |
resp_search(struct res *r, size_t sz, void *arg) |
pg_searchres(const struct req *req, struct manpage *r, size_t sz) |
{ |
{ |
int i; |
char *arch, *archend; |
|
size_t i, iuse, isec; |
|
int archprio, archpriouse; |
|
int prio, priouse; |
|
char sec; |
|
|
|
for (i = 0; i < sz; i++) { |
|
if (validate_filename(r[i].file)) |
|
continue; |
|
fprintf(stderr, "invalid filename %s in %s database\n", |
|
r[i].file, req->q.manpath); |
|
pg_error_internal(); |
|
return; |
|
} |
|
|
if (1 == sz) { |
if (1 == sz) { |
/* |
/* |
* If we have just one result, then jump there now |
* If we have just one result, then jump there now |
* without any delay. |
* without any delay. |
*/ |
*/ |
puts("Status: 303 See Other"); |
printf("Status: 303 See Other\r\n"); |
printf("Location: http://%s%s/show/%u/%u.html\n", |
printf("Location: http://%s%s/%s/%s?", |
host, progname, |
HTTP_HOST, scriptname, req->q.manpath, r[0].file); |
r[0].volume, r[0].rec); |
http_printquery(req, "&"); |
puts("Content-Type: text/html; charset=utf-8\n"); |
printf("\r\n" |
|
"Content-Type: text/html; charset=utf-8\r\n" |
|
"\r\n"); |
return; |
return; |
} |
} |
|
|
resp_begin_html(200, NULL); |
resp_begin_html(200, NULL); |
resp_searchform((const struct req *)arg); |
resp_searchform(req); |
|
puts("<DIV CLASS=\"results\">"); |
|
puts("<TABLE>"); |
|
|
if (0 == sz) |
for (i = 0; i < sz; i++) { |
puts("<P>No results found.</P>"); |
printf("<TR>\n" |
|
"<TD CLASS=\"title\">\n" |
|
"<A HREF=\"%s/%s/%s?", |
|
scriptname, req->q.manpath, r[i].file); |
|
http_printquery(req, "&"); |
|
printf("\">"); |
|
html_print(r[i].names); |
|
printf("</A>\n" |
|
"</TD>\n" |
|
"<TD CLASS=\"desc\">"); |
|
html_print(r[i].output); |
|
puts("</TD>\n" |
|
"</TR>"); |
|
} |
|
|
for (i = 0; i < (int)sz; i++) { |
puts("</TABLE>\n" |
printf("<P><A HREF=\""); |
"</DIV>"); |
html_print(progname); |
|
printf("/show/%u/%u.html\">", r[i].volume, r[i].rec); |
/* |
html_print(r[i].title); |
* In man(1) mode, show one of the pages |
putchar('('); |
* even if more than one is found. |
html_print(r[i].cat); |
*/ |
if (r[i].arch && '\0' != *r[i].arch) { |
|
putchar('/'); |
if (req->q.equal) { |
html_print(r[i].arch); |
puts("<HR>"); |
|
iuse = 0; |
|
priouse = 10; |
|
archpriouse = 3; |
|
for (i = 0; i < sz; i++) { |
|
isec = strcspn(r[i].file, "123456789"); |
|
sec = r[i].file[isec]; |
|
if ('\0' == sec) |
|
continue; |
|
prio = sec_prios[sec - '1']; |
|
if (NULL == req->q.arch) { |
|
archprio = |
|
(NULL == (arch = strchr( |
|
r[i].file + isec, '/'))) ? 3 : |
|
(NULL == (archend = strchr( |
|
arch + 1, '/'))) ? 0 : |
|
strncmp(arch, "amd64/", |
|
archend - arch) ? 2 : 1; |
|
if (archprio < archpriouse) { |
|
archpriouse = archprio; |
|
priouse = prio; |
|
iuse = i; |
|
continue; |
|
} |
|
if (archprio > archpriouse) |
|
continue; |
|
} |
|
if (prio >= priouse) |
|
continue; |
|
priouse = prio; |
|
iuse = i; |
} |
} |
printf(")</A> "); |
resp_show(req, r[iuse].file); |
html_print(r[i].desc); |
|
puts("</P>"); |
|
} |
} |
|
|
resp_end_html(); |
resp_end_html(); |
} |
} |
|
|
/* ARGSUSED */ |
|
static void |
static void |
pg_index(const struct manpaths *ps, const struct req *req, char *path) |
catman(const struct req *req, const char *file) |
{ |
{ |
|
FILE *f; |
|
size_t len; |
|
int i; |
|
char *p; |
|
int italic, bold; |
|
|
resp_index(req); |
if (NULL == (f = fopen(file, "r"))) { |
|
puts("<P>You specified an invalid manual file.</P>"); |
|
return; |
|
} |
|
|
|
puts("<DIV CLASS=\"catman\">\n" |
|
"<PRE>"); |
|
|
|
while (NULL != (p = fgetln(f, &len))) { |
|
bold = italic = 0; |
|
for (i = 0; i < (int)len - 1; i++) { |
|
/* |
|
* This means that the catpage is out of state. |
|
* Ignore it and keep going (although the |
|
* catpage is bogus). |
|
*/ |
|
|
|
if ('\b' == p[i] || '\n' == p[i]) |
|
continue; |
|
|
|
/* |
|
* Print a regular character. |
|
* Close out any bold/italic scopes. |
|
* If we're in back-space mode, make sure we'll |
|
* have something to enter when we backspace. |
|
*/ |
|
|
|
if ('\b' != p[i + 1]) { |
|
if (italic) |
|
printf("</I>"); |
|
if (bold) |
|
printf("</B>"); |
|
italic = bold = 0; |
|
html_putchar(p[i]); |
|
continue; |
|
} else if (i + 2 >= (int)len) |
|
continue; |
|
|
|
/* Italic mode. */ |
|
|
|
if ('_' == p[i]) { |
|
if (bold) |
|
printf("</B>"); |
|
if ( ! italic) |
|
printf("<I>"); |
|
bold = 0; |
|
italic = 1; |
|
i += 2; |
|
html_putchar(p[i]); |
|
continue; |
|
} |
|
|
|
/* |
|
* Handle funny behaviour troff-isms. |
|
* These grok'd from the original man2html.c. |
|
*/ |
|
|
|
if (('+' == p[i] && 'o' == p[i + 2]) || |
|
('o' == p[i] && '+' == p[i + 2]) || |
|
('|' == p[i] && '=' == p[i + 2]) || |
|
('=' == p[i] && '|' == p[i + 2]) || |
|
('*' == p[i] && '=' == p[i + 2]) || |
|
('=' == p[i] && '*' == p[i + 2]) || |
|
('*' == p[i] && '|' == p[i + 2]) || |
|
('|' == p[i] && '*' == p[i + 2])) { |
|
if (italic) |
|
printf("</I>"); |
|
if (bold) |
|
printf("</B>"); |
|
italic = bold = 0; |
|
putchar('*'); |
|
i += 2; |
|
continue; |
|
} else if (('|' == p[i] && '-' == p[i + 2]) || |
|
('-' == p[i] && '|' == p[i + 1]) || |
|
('+' == p[i] && '-' == p[i + 1]) || |
|
('-' == p[i] && '+' == p[i + 1]) || |
|
('+' == p[i] && '|' == p[i + 1]) || |
|
('|' == p[i] && '+' == p[i + 1])) { |
|
if (italic) |
|
printf("</I>"); |
|
if (bold) |
|
printf("</B>"); |
|
italic = bold = 0; |
|
putchar('+'); |
|
i += 2; |
|
continue; |
|
} |
|
|
|
/* Bold mode. */ |
|
|
|
if (italic) |
|
printf("</I>"); |
|
if ( ! bold) |
|
printf("<B>"); |
|
bold = 1; |
|
italic = 0; |
|
i += 2; |
|
html_putchar(p[i]); |
|
} |
|
|
|
/* |
|
* Clean up the last character. |
|
* We can get to a newline; don't print that. |
|
*/ |
|
|
|
if (italic) |
|
printf("</I>"); |
|
if (bold) |
|
printf("</B>"); |
|
|
|
if (i == (int)len - 1 && '\n' != p[i]) |
|
html_putchar(p[i]); |
|
|
|
putchar('\n'); |
|
} |
|
|
|
puts("</PRE>\n" |
|
"</DIV>"); |
|
|
|
fclose(f); |
} |
} |
|
|
static void |
static void |
pg_show(const struct manpaths *ps, const struct req *req, char *path) |
format(const struct req *req, const char *file) |
{ |
{ |
pid_t pid; |
struct mparse *mp; |
char *sub; |
struct mdoc *mdoc; |
char file[MAXPATHLEN], cmd[MAXPATHLEN]; |
struct man *man; |
int rc; |
void *vp; |
unsigned int vol, rec; |
char *opts; |
DB *db; |
enum mandoclevel rc; |
DBT key, val; |
int fd; |
|
int usepath; |
|
|
if (NULL == path) { |
if (-1 == (fd = open(file, O_RDONLY, 0))) { |
resp_badmanual(); |
puts("<P>You specified an invalid manual file.</P>"); |
return; |
return; |
} else if (NULL == (sub = strrchr(path, '/'))) { |
} |
resp_badmanual(); |
|
return; |
|
} else |
|
*sub++ = '\0'; |
|
|
|
if ( ! (atou(path, &vol) && atou(sub, &rec))) { |
mp = mparse_alloc(MPARSE_SO, MANDOCLEVEL_FATAL, NULL, |
resp_badmanual(); |
req->q.manpath); |
|
rc = mparse_readfd(mp, fd, file); |
|
close(fd); |
|
|
|
if (rc >= MANDOCLEVEL_FATAL) { |
|
fprintf(stderr, "fatal mandoc error: %s/%s\n", |
|
req->q.manpath, file); |
|
pg_error_internal(); |
return; |
return; |
} else if (vol >= (unsigned int)ps->sz) { |
|
resp_badmanual(); |
|
return; |
|
} |
} |
|
|
strlcpy(file, ps->paths[vol], MAXPATHLEN); |
usepath = strcmp(req->q.manpath, req->p[0]); |
strlcat(file, "/mandoc.index", MAXPATHLEN); |
mandoc_asprintf(&opts, |
|
"fragment,man=%s?query=%%N&sec=%%S%s%s%s%s", |
|
scriptname, |
|
req->q.arch ? "&arch=" : "", |
|
req->q.arch ? req->q.arch : "", |
|
usepath ? "&manpath=" : "", |
|
usepath ? req->q.manpath : ""); |
|
|
/* Open the index recno(3) database. */ |
mparse_result(mp, &mdoc, &man, NULL); |
|
if (NULL == man && NULL == mdoc) { |
db = dbopen(file, O_RDONLY, 0, DB_RECNO, NULL); |
fprintf(stderr, "fatal mandoc error: %s/%s\n", |
if (NULL == db) { |
req->q.manpath, file); |
resp_baddb(); |
pg_error_internal(); |
|
mparse_free(mp); |
return; |
return; |
} |
} |
|
|
key.data = &rec; |
vp = html_alloc(opts); |
key.size = 4; |
|
|
|
if (0 != (rc = (*db->get)(db, &key, &val, 0))) { |
if (NULL != mdoc) |
rc < 0 ? resp_baddb() : resp_badmanual(); |
html_mdoc(vp, mdoc); |
(*db->close)(db); |
else |
return; |
html_man(vp, man); |
} |
|
|
|
/* Extra filename: the first nil-terminated entry. */ |
html_free(vp); |
|
mparse_free(mp); |
|
free(opts); |
|
} |
|
|
strlcpy(file, ps->paths[vol], MAXPATHLEN); |
static void |
strlcat(file, "/", MAXPATHLEN); |
resp_show(const struct req *req, const char *file) |
strlcat(file, (char *)val.data, MAXPATHLEN); |
{ |
|
|
(*db->close)(db); |
if ('.' == file[0] && '/' == file[1]) |
|
file += 2; |
|
|
strlcpy(cmd, "man=", MAXPATHLEN); |
if ('c' == *file) |
strlcat(cmd, progname, MAXPATHLEN); |
catman(req, file); |
strlcat(cmd, "/search?expr=%N&sec=%S", MAXPATHLEN); |
else |
|
format(req, file); |
|
} |
|
|
/* Get ready to call the child mandoc(1) process. */ |
static void |
|
pg_show(struct req *req, const char *fullpath) |
|
{ |
|
char *manpath; |
|
const char *file; |
|
|
if (-1 == (pid = fork())) |
if ((file = strchr(fullpath, '/')) == NULL) { |
exit(EXIT_FAILURE); |
pg_error_badrequest( |
|
"You did not specify a page to show."); |
|
return; |
|
} |
|
manpath = mandoc_strndup(fullpath, file - fullpath); |
|
file++; |
|
|
if (pid > 0) { |
if ( ! validate_manpath(req, manpath)) { |
waitpid(pid, NULL, 0); |
pg_error_badrequest( |
|
"You specified an invalid manpath."); |
|
free(manpath); |
return; |
return; |
} |
} |
|
|
dup2(STDOUT_FILENO, STDERR_FILENO); |
/* |
|
* Begin by chdir()ing into the manpath. |
|
* This way we can pick up the database files, which are |
|
* relative to the manpath root. |
|
*/ |
|
|
puts("Content-Type: text/html; charset=utf-8\n"); |
if (chdir(manpath) == -1) { |
|
fprintf(stderr, "chdir %s: %s\n", |
|
manpath, strerror(errno)); |
|
pg_error_internal(); |
|
free(manpath); |
|
return; |
|
} |
|
|
fflush(stdout); |
if (strcmp(manpath, "mandoc")) { |
|
free(req->q.manpath); |
|
req->q.manpath = manpath; |
|
} else |
|
free(manpath); |
|
|
execlp("mandoc", "mandoc", "-T", |
if ( ! validate_filename(file)) { |
"html", "-O", cmd, file, (char *)NULL); |
pg_error_badrequest( |
|
"You specified an invalid manual file."); |
|
return; |
|
} |
|
|
|
resp_begin_html(200, NULL); |
|
resp_searchform(req); |
|
resp_show(req, file); |
|
resp_end_html(); |
} |
} |
|
|
static void |
static void |
pg_search(const struct manpaths *ps, const struct req *req, char *path) |
pg_search(const struct req *req) |
{ |
{ |
size_t tt; |
struct mansearch search; |
int i, sz, rc; |
struct manpaths paths; |
const char *ep, *start; |
struct manpage *res; |
char **cp; |
char **argv; |
struct opts opt; |
char *query, *rp, *wp; |
struct expr *expr; |
size_t ressz; |
|
int argc; |
|
|
expr = NULL; |
|
cp = NULL; |
|
ep = NULL; |
|
sz = 0; |
|
|
|
memset(&opt, 0, sizeof(struct opts)); |
|
|
|
for (sz = i = 0; i < (int)req->fieldsz; i++) |
|
if (0 == strcmp(req->fields[i].key, "expr")) |
|
ep = req->fields[i].val; |
|
else if (0 == strcmp(req->fields[i].key, "sec")) |
|
opt.cat = req->fields[i].val; |
|
else if (0 == strcmp(req->fields[i].key, "arch")) |
|
opt.arch = req->fields[i].val; |
|
|
|
/* |
/* |
* Poor man's tokenisation. |
* Begin by chdir()ing into the root of the manpath. |
* Just break apart by spaces. |
* This way we can pick up the database files, which are |
* Yes, this is half-ass. But it works for now. |
* relative to the manpath root. |
*/ |
*/ |
|
|
while (ep && isspace((unsigned char)*ep)) |
if (-1 == (chdir(req->q.manpath))) { |
ep++; |
fprintf(stderr, "chdir %s: %s\n", |
|
req->q.manpath, strerror(errno)); |
while (ep && '\0' != *ep) { |
pg_error_internal(); |
cp = mandoc_realloc(cp, (sz + 1) * sizeof(char *)); |
return; |
start = ep; |
|
while ('\0' != *ep && ! isspace((unsigned char)*ep)) |
|
ep++; |
|
cp[sz] = mandoc_malloc((ep - start) + 1); |
|
memcpy(cp[sz], start, ep - start); |
|
cp[sz++][ep - start] = '\0'; |
|
while (isspace((unsigned char)*ep)) |
|
ep++; |
|
} |
} |
|
|
rc = -1; |
search.arch = req->q.arch; |
|
search.sec = req->q.sec; |
|
search.outkey = "Nd"; |
|
search.argmode = req->q.equal ? ARG_NAME : ARG_EXPR; |
|
|
|
paths.sz = 1; |
|
paths.paths = mandoc_malloc(sizeof(char *)); |
|
paths.paths[0] = mandoc_strdup("."); |
|
|
/* |
/* |
* Pump down into apropos backend. |
* Break apart at spaces with backslash-escaping. |
* The resp_search() function is called with the results. |
|
*/ |
*/ |
|
|
if (NULL != (expr = exprcomp(sz, cp, &tt))) |
argc = 0; |
rc = apropos_search |
argv = NULL; |
(ps->sz, ps->paths, &opt, |
rp = query = mandoc_strdup(req->q.query); |
expr, tt, (void *)req, resp_search); |
for (;;) { |
|
while (isspace((unsigned char)*rp)) |
|
rp++; |
|
if (*rp == '\0') |
|
break; |
|
argv = mandoc_reallocarray(argv, argc + 1, sizeof(char *)); |
|
argv[argc++] = wp = rp; |
|
for (;;) { |
|
if (isspace((unsigned char)*rp)) { |
|
*wp = '\0'; |
|
rp++; |
|
break; |
|
} |
|
if (rp[0] == '\\' && rp[1] != '\0') |
|
rp++; |
|
if (wp != rp) |
|
*wp = *rp; |
|
if (*rp == '\0') |
|
break; |
|
wp++; |
|
rp++; |
|
} |
|
} |
|
|
/* ...unless errors occured. */ |
if (0 == mansearch(&search, &paths, argc, argv, &res, &ressz)) |
|
pg_noresult(req, "You entered an invalid query."); |
|
else if (0 == ressz) |
|
pg_noresult(req, "No results found."); |
|
else |
|
pg_searchres(req, res, ressz); |
|
|
if (0 == rc) |
free(query); |
resp_baddb(); |
mansearch_free(res, ressz); |
else if (-1 == rc) |
free(paths.paths[0]); |
resp_badexpr(req); |
free(paths.paths); |
|
|
for (i = 0; i < sz; i++) |
|
free(cp[i]); |
|
|
|
free(cp); |
|
exprfree(expr); |
|
} |
} |
|
|
int |
int |
main(void) |
main(void) |
{ |
{ |
int i; |
|
struct req req; |
struct req req; |
char *p, *path, *subpath; |
struct itimerval itimer; |
struct manpaths paths; |
const char *path; |
|
const char *querystring; |
|
int i; |
|
|
/* HTTP init: read and parse the query string. */ |
/* Poor man's ReDoS mitigation. */ |
|
|
progname = getenv("SCRIPT_NAME"); |
itimer.it_value.tv_sec = 2; |
if (NULL == progname) |
itimer.it_value.tv_usec = 0; |
progname = ""; |
itimer.it_interval.tv_sec = 2; |
|
itimer.it_interval.tv_usec = 0; |
|
if (setitimer(ITIMER_VIRTUAL, &itimer, NULL) == -1) { |
|
fprintf(stderr, "setitimer: %s\n", strerror(errno)); |
|
pg_error_internal(); |
|
return(EXIT_FAILURE); |
|
} |
|
|
host = getenv("HTTP_HOST"); |
/* Scan our run-time environment. */ |
if (NULL == host) |
|
host = "localhost"; |
|
|
|
memset(&req, 0, sizeof(struct req)); |
if (NULL == (scriptname = getenv("SCRIPT_NAME"))) |
|
scriptname = ""; |
|
|
if (NULL != (p = getenv("QUERY_STRING"))) |
if ( ! validate_urifrag(scriptname)) { |
kval_parse(&req.fields, &req.fieldsz, p); |
fprintf(stderr, "unsafe SCRIPT_NAME \"%s\"\n", |
|
scriptname); |
|
pg_error_internal(); |
|
return(EXIT_FAILURE); |
|
} |
|
|
/* Resolve leading subpath component. */ |
/* |
|
* First we change directory into the MAN_DIR so that |
|
* subsequent scanning for manpath directories is rooted |
|
* relative to the same position. |
|
*/ |
|
|
subpath = path = NULL; |
if (-1 == chdir(MAN_DIR)) { |
req.page = PAGE__MAX; |
fprintf(stderr, "MAN_DIR: %s: %s\n", |
|
MAN_DIR, strerror(errno)); |
|
pg_error_internal(); |
|
return(EXIT_FAILURE); |
|
} |
|
|
if (NULL == (path = getenv("PATH_INFO")) || '\0' == *path) |
memset(&req, 0, sizeof(struct req)); |
req.page = PAGE_INDEX; |
pathgen(&req); |
|
|
if (NULL != path && '/' == *path && '\0' == *++path) |
/* Next parse out the query string. */ |
req.page = PAGE_INDEX; |
|
|
|
/* Strip file suffix. */ |
if (NULL != (querystring = getenv("QUERY_STRING"))) |
|
http_parse(&req, querystring); |
|
|
if (NULL != path && NULL != (p = strrchr(path, '.'))) |
if ( ! (NULL == req.q.manpath || |
if (NULL != p && NULL == strchr(p, '/')) |
validate_manpath(&req, req.q.manpath))) { |
*p++ = '\0'; |
pg_error_badrequest( |
|
"You specified an invalid manpath."); |
|
return(EXIT_FAILURE); |
|
} |
|
|
/* Resolve subpath component. */ |
if ( ! (NULL == req.q.arch || validate_urifrag(req.q.arch))) { |
|
pg_error_badrequest( |
|
"You specified an invalid architecture."); |
|
return(EXIT_FAILURE); |
|
} |
|
|
if (NULL != path && NULL != (subpath = strchr(path, '/'))) |
/* Dispatch to the three different pages. */ |
*subpath++ = '\0'; |
|
|
|
/* Map path into one we recognise. */ |
path = getenv("PATH_INFO"); |
|
if (NULL == path) |
|
path = ""; |
|
else if ('/' == *path) |
|
path++; |
|
|
if (NULL != path && '\0' != *path) |
if ('\0' != *path) |
for (i = 0; i < (int)PAGE__MAX; i++) |
pg_show(&req, path); |
if (0 == strcmp(pages[i], path)) { |
else if (NULL != req.q.query) |
req.page = (enum page)i; |
pg_search(&req); |
break; |
else |
} |
pg_index(&req); |
|
|
/* Initialise MANPATH. */ |
free(req.q.manpath); |
|
free(req.q.arch); |
|
free(req.q.sec); |
|
free(req.q.query); |
|
for (i = 0; i < (int)req.psz; i++) |
|
free(req.p[i]); |
|
free(req.p); |
|
return(EXIT_SUCCESS); |
|
} |
|
|
memset(&paths, 0, sizeof(struct manpaths)); |
/* |
manpath_parse(&paths, NULL, NULL); |
* Scan for indexable paths. |
|
*/ |
|
static void |
|
pathgen(struct req *req) |
|
{ |
|
FILE *fp; |
|
char *dp; |
|
size_t dpsz; |
|
|
/* Route pages. */ |
if (NULL == (fp = fopen("manpath.conf", "r"))) { |
|
fprintf(stderr, "%s/manpath.conf: %s\n", |
|
MAN_DIR, strerror(errno)); |
|
pg_error_internal(); |
|
exit(EXIT_FAILURE); |
|
} |
|
|
switch (req.page) { |
while (NULL != (dp = fgetln(fp, &dpsz))) { |
case (PAGE_INDEX): |
if ('\n' == dp[dpsz - 1]) |
pg_index(&paths, &req, subpath); |
dpsz--; |
break; |
req->p = mandoc_realloc(req->p, |
case (PAGE_SEARCH): |
(req->psz + 1) * sizeof(char *)); |
pg_search(&paths, &req, subpath); |
dp = mandoc_strndup(dp, dpsz); |
break; |
if ( ! validate_urifrag(dp)) { |
case (PAGE_SHOW): |
fprintf(stderr, "%s/manpath.conf contains " |
pg_show(&paths, &req, subpath); |
"unsafe path \"%s\"\n", MAN_DIR, dp); |
break; |
pg_error_internal(); |
default: |
exit(EXIT_FAILURE); |
break; |
} |
|
if (NULL != strchr(dp, '/')) { |
|
fprintf(stderr, "%s/manpath.conf contains " |
|
"path with slash \"%s\"\n", MAN_DIR, dp); |
|
pg_error_internal(); |
|
exit(EXIT_FAILURE); |
|
} |
|
req->p[req->psz++] = dp; |
} |
} |
|
|
manpath_free(&paths); |
if ( req->p == NULL ) { |
kval_free(req.fields, req.fieldsz); |
fprintf(stderr, "%s/manpath.conf is empty\n", MAN_DIR); |
|
pg_error_internal(); |
return(EXIT_SUCCESS); |
exit(EXIT_FAILURE); |
|
} |
} |
} |