version 1.65, 2014/07/12 16:14:35 |
version 1.93, 2014/08/10 23:54:41 |
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* 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 |
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#include "config.h" |
#include "config.h" |
#endif |
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#include <sys/types.h> |
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#include <ctype.h> |
#include <ctype.h> |
#include <errno.h> |
#include <errno.h> |
#include <fcntl.h> |
#include <fcntl.h> |
#include <limits.h> |
#include <limits.h> |
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#include <stdint.h> |
#include <stdio.h> |
#include <stdio.h> |
#include <stdlib.h> |
#include <stdlib.h> |
#include <string.h> |
#include <string.h> |
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#include "main.h" |
#include "main.h" |
#include "manpath.h" |
#include "manpath.h" |
#include "mansearch.h" |
#include "mansearch.h" |
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#include "cgi.h" |
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enum page { |
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PAGE_INDEX, |
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PAGE_SEARCH, |
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PAGE_SHOW, |
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PAGE__MAX |
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}; |
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/* |
/* |
* A query as passed to the search function. |
* A query as passed to the search function. |
*/ |
*/ |
struct query { |
struct query { |
const char *manpath; /* desired manual directory */ |
char *manpath; /* desired manual directory */ |
const char *arch; /* architecture */ |
char *arch; /* architecture */ |
const char *sec; /* manual section */ |
char *sec; /* manual section */ |
const char *expr; /* unparsed expression string */ |
char *query; /* unparsed query expression */ |
int equal; /* match whole names, not substrings */ |
int equal; /* match whole names, not substrings */ |
}; |
}; |
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|
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struct query q; |
struct query q; |
char **p; /* array of available manpaths */ |
char **p; /* array of available manpaths */ |
size_t psz; /* number of available manpaths */ |
size_t psz; /* number of available manpaths */ |
enum page page; |
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}; |
}; |
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static void catman(const struct req *, const char *); |
static void catman(const struct req *, const char *); |
static int cmp(const void *, const void *); |
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static void format(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 void html_printquery(const struct req *); |
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static void html_putchar(char); |
static void html_putchar(char); |
static int http_decode(char *); |
static int http_decode(char *); |
static void http_parse(struct req *, char *); |
static void http_parse(struct req *, const char *); |
static void http_print(const char *); |
static void http_print(const char *); |
static void http_putchar(char); |
static void http_putchar(char); |
static void http_printquery(const struct req *); |
static void http_printquery(const struct req *, const char *); |
static void pathgen(struct req *); |
static void pathgen(struct req *); |
static void pg_index(const struct req *, char *); |
static void pg_error_badrequest(const char *); |
static void pg_search(const struct req *, char *); |
static void pg_error_internal(void); |
static void pg_show(const struct req *, char *); |
static void pg_index(const struct req *); |
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static void pg_noresult(const struct req *, const char *); |
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static void pg_search(const struct req *); |
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static void pg_searchres(const struct req *, |
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struct manpage *, size_t); |
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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_error_badrequest(const char *); |
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static void resp_error_internal(void); |
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static void resp_error_notfound(const char *); |
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static void resp_index(const struct req *); |
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static void resp_noresult(const struct req *, |
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const char *); |
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static void resp_search(const struct req *, |
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struct manpage *, size_t); |
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static void resp_searchform(const struct req *); |
static void resp_searchform(const struct req *); |
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static void resp_show(const struct req *, const char *); |
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static void set_query_attr(char **, char **); |
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static int validate_filename(const char *); |
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static int validate_manpath(const struct req *, const char *); |
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static int validate_urifrag(const char *); |
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static const char *scriptname; /* CGI script name */ |
static const char *scriptname; /* CGI script name */ |
static const char *mandir; /* contains all manpath directories */ |
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static const char *cssdir; /* css directory */ |
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static const char *httphost; /* hostname used in the URIs */ |
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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 */ |
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}; |
}; |
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static const char *const sec_names[] = { |
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"All Sections", |
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"1 - General Commands", |
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"2 - System Calls", |
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"3 - Subroutines", |
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"3p - Perl Subroutines", |
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"4 - Special Files", |
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"5 - File Formats", |
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"6 - Games", |
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"7 - Macros and Conventions", |
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"8 - Maintenance Commands", |
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"9 - Kernel Interface" |
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}; |
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static const int sec_MAX = sizeof(sec_names) / sizeof(char *); |
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|
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static const char *const arch_names[] = { |
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"amd64", "alpha", "armish", "armv7", |
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"aviion", "hppa", "hppa64", "i386", |
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"ia64", "landisk", "loongson", "luna88k", |
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"macppc", "mips64", "octeon", "sgi", |
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"socppc", "solbourne", "sparc", "sparc64", |
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"vax", "zaurus", |
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"amiga", "arc", "arm32", "atari", |
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"beagle", "cats", "hp300", "mac68k", |
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"mvme68k", "mvme88k", "mvmeppc", "palm", |
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"pc532", "pegasos", "pmax", "powerpc", |
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"sun3", "wgrisc", "x68k" |
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}; |
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static const int arch_MAX = sizeof(arch_names) / sizeof(char *); |
|
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/* |
/* |
* Print a character, escaping HTML along the way. |
* Print a character, escaping HTML along the way. |
* This will pass non-ASCII straight to output: be warned! |
* This will pass non-ASCII straight to output: be warned! |
Line 126 html_putchar(char c) |
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Line 145 html_putchar(char c) |
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} |
} |
|
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static void |
static void |
http_printquery(const struct req *req) |
http_printquery(const struct req *req, const char *sep) |
{ |
{ |
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if (NULL != req->q.manpath) { |
if (NULL != req->q.query) { |
printf("&manpath="); |
printf("query="); |
http_print(req->q.manpath); |
http_print(req->q.query); |
} |
} |
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if (0 == req->q.equal) |
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printf("%sapropos=1", sep); |
if (NULL != req->q.sec) { |
if (NULL != req->q.sec) { |
printf("&sec="); |
printf("%ssec=", sep); |
http_print(req->q.sec); |
http_print(req->q.sec); |
} |
} |
if (NULL != req->q.arch) { |
if (NULL != req->q.arch) { |
printf("&arch="); |
printf("%sarch=", sep); |
http_print(req->q.arch); |
http_print(req->q.arch); |
} |
} |
if (NULL != req->q.expr) { |
if (NULL != req->q.manpath && |
printf("&query="); |
strcmp(req->q.manpath, req->p[0])) { |
http_print(req->q.expr); |
printf("%smanpath=", sep); |
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http_print(req->q.manpath); |
} |
} |
if (0 == req->q.equal) |
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printf("&apropos=1"); |
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} |
} |
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static void |
static void |
html_printquery(const struct req *req) |
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{ |
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if (NULL != req->q.manpath) { |
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printf("&manpath="); |
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html_print(req->q.manpath); |
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} |
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if (NULL != req->q.sec) { |
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printf("&sec="); |
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html_print(req->q.sec); |
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} |
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if (NULL != req->q.arch) { |
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printf("&arch="); |
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html_print(req->q.arch); |
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} |
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if (NULL != req->q.expr) { |
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printf("&query="); |
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html_print(req->q.expr); |
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} |
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if (0 == req->q.equal) |
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printf("&apropos=1"); |
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} |
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static void |
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http_print(const char *p) |
http_print(const char *p) |
{ |
{ |
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Line 198 html_print(const char *p) |
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Line 194 html_print(const char *p) |
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} |
} |
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/* |
/* |
* Parse out key-value pairs from an HTTP request variable. |
* Transfer the responsibility for the allocated string *val |
* This can be either a cookie or a POST/GET string, although man.cgi |
* to the query structure. |
* uses only GET for simplicity. |
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*/ |
*/ |
static void |
static void |
http_parse(struct req *req, char *p) |
set_query_attr(char **attr, char **val) |
{ |
{ |
char *key, *val; |
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memset(&req->q, 0, sizeof(struct query)); |
free(*attr); |
req->q.manpath = req->p[0]; |
if (**val == '\0') { |
req->q.equal = 1; |
*attr = NULL; |
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free(*val); |
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} else |
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*attr = *val; |
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*val = NULL; |
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} |
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while ('\0' != *p) { |
/* |
key = p; |
* Parse the QUERY_STRING for key-value pairs |
val = NULL; |
* and store the values into the query structure. |
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*/ |
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static void |
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http_parse(struct req *req, const char *qs) |
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{ |
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char *key, *val; |
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size_t keysz, valsz; |
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p += (int)strcspn(p, ";&"); |
req->q.manpath = NULL; |
if ('\0' != *p) |
req->q.arch = NULL; |
*p++ = '\0'; |
req->q.sec = NULL; |
if (NULL != (val = strchr(key, '='))) |
req->q.query = NULL; |
*val++ = '\0'; |
req->q.equal = 1; |
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if ('\0' == *key || NULL == val || '\0' == *val) |
key = val = NULL; |
continue; |
while (*qs != '\0') { |
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/* Just abort handling. */ |
/* Parse one key. */ |
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if ( ! http_decode(key)) |
keysz = strcspn(qs, "=;&"); |
break; |
key = mandoc_strndup(qs, keysz); |
if (NULL != val && ! http_decode(val)) |
qs += keysz; |
break; |
if (*qs != '=') |
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goto next; |
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if (0 == strcmp(key, "query")) |
/* Parse one value. */ |
req->q.expr = val; |
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else if (0 == strcmp(key, "manpath")) |
valsz = strcspn(++qs, ";&"); |
req->q.manpath = val; |
val = mandoc_strndup(qs, valsz); |
else if (0 == strcmp(key, "apropos")) |
qs += valsz; |
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/* Decode and catch encoding errors. */ |
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if ( ! (http_decode(key) && http_decode(val))) |
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goto next; |
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/* Handle key-value pairs. */ |
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if ( ! strcmp(key, "query")) |
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set_query_attr(&req->q.query, &val); |
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else if ( ! strcmp(key, "apropos")) |
req->q.equal = !strcmp(val, "0"); |
req->q.equal = !strcmp(val, "0"); |
else if (0 == strcmp(key, "sec") || |
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0 == strcmp(key, "sektion")) { |
else if ( ! strcmp(key, "manpath")) { |
if (strcmp(val, "0")) |
#ifdef COMPAT_OLDURI |
req->q.sec = val; |
if ( ! strncmp(val, "OpenBSD ", 8)) { |
} else if (0 == strcmp(key, "arch")) { |
val[7] = '-'; |
if (strcmp(val, "default")) |
if ('C' == val[8]) |
req->q.arch = val; |
val[8] = 'c'; |
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} |
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#endif |
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set_query_attr(&req->q.manpath, &val); |
} |
} |
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else if ( ! (strcmp(key, "sec") |
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#ifdef COMPAT_OLDURI |
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&& strcmp(key, "sektion") |
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#endif |
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)) { |
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if ( ! strcmp(val, "0")) |
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*val = '\0'; |
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set_query_attr(&req->q.sec, &val); |
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} |
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else if ( ! strcmp(key, "arch")) { |
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if ( ! strcmp(val, "default")) |
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*val = '\0'; |
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set_query_attr(&req->q.arch, &val); |
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} |
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/* |
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* The key must be freed in any case. |
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* The val may have been handed over to the query |
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* structure, in which case it is now NULL. |
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*/ |
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next: |
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free(key); |
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key = NULL; |
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free(val); |
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val = NULL; |
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if (*qs != '\0') |
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qs++; |
} |
} |
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/* Fall back to the default manpath. */ |
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if (req->q.manpath == NULL) |
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req->q.manpath = mandoc_strdup(req->p[0]); |
} |
} |
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static void |
static void |
Line 330 resp_begin_html(int code, const char *msg) |
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Line 386 resp_begin_html(int code, const char *msg) |
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" 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\"" |
" TYPE=\"text/css\" media=\"all\">\n" |
" TYPE=\"text/css\" media=\"all\">\n" |
"<TITLE>System Manpage Reference</TITLE>\n" |
"<TITLE>%s</TITLE>\n" |
"</HEAD>\n" |
"</HEAD>\n" |
"<BODY>\n" |
"<BODY>\n" |
"<!-- Begin page content. //-->\n", |
"<!-- Begin page content. //-->\n", |
cssdir, cssdir); |
CSS_DIR, CSS_DIR, CUSTOMIZE_TITLE); |
} |
} |
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static void |
static void |
Line 350 resp_searchform(const struct req *req) |
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Line 406 resp_searchform(const struct req *req) |
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{ |
{ |
int i; |
int i; |
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puts(CUSTOMIZE_BEGIN); |
puts("<!-- Begin search form. //-->"); |
puts("<!-- Begin search form. //-->"); |
printf("<DIV ID=\"mancgi\">\n" |
printf("<DIV ID=\"mancgi\">\n" |
"<FORM ACTION=\"%s/search\" METHOD=\"get\">\n" |
"<FORM ACTION=\"%s\" METHOD=\"get\">\n" |
"<FIELDSET>\n" |
"<FIELDSET>\n" |
"<LEGEND>Search Parameters</LEGEND>\n" |
"<LEGEND>Manual Page Search Parameters</LEGEND>\n", |
"<INPUT TYPE=\"submit\" VALUE=\"Search\"> " |
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"for manuals \n", |
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scriptname); |
scriptname); |
printf("<SELECT NAME=\"apropos\">\n" |
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"<OPTION VALUE=\"0\""); |
/* Write query input box. */ |
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printf( "<TABLE><TR><TD>\n" |
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"<INPUT TYPE=\"text\" NAME=\"query\" VALUE=\""); |
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if (NULL != req->q.query) |
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html_print(req->q.query); |
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puts("\" SIZE=\"40\">"); |
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/* Write submission and reset buttons. */ |
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printf( "<INPUT TYPE=\"submit\" VALUE=\"Submit\">\n" |
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"<INPUT TYPE=\"reset\" VALUE=\"Reset\">\n"); |
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/* Write show radio button */ |
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printf( "</TD><TD>\n" |
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"<INPUT TYPE=\"radio\" "); |
if (req->q.equal) |
if (req->q.equal) |
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printf("CHECKED=\"checked\" "); |
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printf( "NAME=\"apropos\" ID=\"show\" VALUE=\"0\">\n" |
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"<LABEL FOR=\"show\">Show named manual page</LABEL>\n"); |
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/* Write section selector. */ |
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puts( "</TD></TR><TR><TD>\n" |
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"<SELECT NAME=\"sec\">"); |
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for (i = 0; i < sec_MAX; i++) { |
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printf("<OPTION VALUE=\"%s\"", sec_numbers[i]); |
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if (NULL != req->q.sec && |
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0 == strcmp(sec_numbers[i], req->q.sec)) |
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printf(" SELECTED=\"selected\""); |
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printf(">%s</OPTION>\n", sec_names[i]); |
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} |
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puts("</SELECT>"); |
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/* Write architecture selector. */ |
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printf( "<SELECT NAME=\"arch\">\n" |
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"<OPTION VALUE=\"default\""); |
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if (NULL == req->q.arch) |
printf(" SELECTED=\"selected\""); |
printf(" SELECTED=\"selected\""); |
printf(">named</OPTION>\n" |
puts(">All Architectures</OPTION>"); |
"<OPTION VALUE=\"1\""); |
for (i = 0; i < arch_MAX; i++) { |
if (0 == req->q.equal) |
printf("<OPTION VALUE=\"%s\"", arch_names[i]); |
printf(" SELECTED=\"selected\""); |
if (NULL != req->q.arch && |
printf(">matching</OPTION>\n" |
0 == strcmp(arch_names[i], req->q.arch)) |
"</SELECT>\n" |
printf(" SELECTED=\"selected\""); |
"<INPUT TYPE=\"text\" NAME=\"query\" VALUE=\""); |
printf(">%s</OPTION>\n", arch_names[i]); |
html_print(req->q.expr ? req->q.expr : ""); |
} |
printf("\">, section " |
puts("</SELECT>"); |
"<INPUT TYPE=\"text\"" |
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" SIZE=\"4\" NAME=\"sec\" VALUE=\""); |
/* Write manpath selector. */ |
html_print(req->q.sec ? req->q.sec : ""); |
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printf("\">, arch " |
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"<INPUT TYPE=\"text\"" |
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" SIZE=\"8\" NAME=\"arch\" VALUE=\""); |
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html_print(req->q.arch ? req->q.arch : ""); |
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printf("\">"); |
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if (req->psz > 1) { |
if (req->psz > 1) { |
puts(", in <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 (NULL == req->q.manpath ? 0 == i : |
if (NULL == req->q.manpath ? 0 == i : |
Line 394 resp_searchform(const struct req *req) |
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Line 482 resp_searchform(const struct req *req) |
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} |
} |
puts("</SELECT>"); |
puts("</SELECT>"); |
} |
} |
puts("—\n" |
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"<INPUT TYPE=\"reset\" VALUE=\"Reset\">\n" |
/* Write search radio button */ |
|
|
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printf( "</TD><TD>\n" |
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"<INPUT TYPE=\"radio\" "); |
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if (0 == req->q.equal) |
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printf("CHECKED=\"checked\" "); |
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printf( "NAME=\"apropos\" ID=\"search\" VALUE=\"1\">\n" |
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"<LABEL FOR=\"search\">Search with apropos query</LABEL>\n"); |
|
|
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puts("</TD></TR></TABLE>\n" |
"</FIELDSET>\n" |
"</FIELDSET>\n" |
"</FORM>\n" |
"</FORM>\n" |
"</DIV>"); |
"</DIV>"); |
puts("<!-- End search form. //-->"); |
puts("<!-- End search form. //-->"); |
} |
} |
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|
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static int |
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validate_urifrag(const char *frag) |
|
{ |
|
|
|
while ('\0' != *frag) { |
|
if ( ! (isalnum((unsigned char)*frag) || |
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'-' == *frag || '.' == *frag || |
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'/' == *frag || '_' == *frag)) |
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return(0); |
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frag++; |
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} |
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return(1); |
|
} |
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|
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static int |
|
validate_manpath(const struct req *req, const char* manpath) |
|
{ |
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size_t i; |
|
|
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if ( ! strcmp(manpath, "mandoc")) |
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return(1); |
|
|
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for (i = 0; i < req->psz; i++) |
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if ( ! strcmp(manpath, req->p[i])) |
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return(1); |
|
|
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return(0); |
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} |
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|
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static int |
|
validate_filename(const char *file) |
|
{ |
|
|
|
if ('.' == file[0] && '/' == file[1]) |
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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); |
puts("<H1>\n" |
|
"Online manuals with " |
|
"<A HREF=\"http://mdocml.bsd.lv/\">mandoc</A>\n" |
|
"</H1>"); |
|
resp_searchform(req); |
resp_searchform(req); |
printf("<P>\n" |
printf("<P>\n" |
"This web interface is documented in the " |
"This web interface is documented in the\n" |
"<A HREF=\"%s/search?expr=Nm~^man\\.cgi$&sec=8\">" |
"<A HREF=\"%s/mandoc/man8/man.cgi.8\">man.cgi</A>\n" |
"man.cgi</A> manual, and the " |
"manual, and the\n" |
"<A HREF=\"%s/search?expr=Nm~^apropos$&sec=1\">" |
"<A HREF=\"%s/mandoc/man1/apropos.1\">apropos</A>\n" |
"apropos</A> manual explains the query syntax.\n" |
"manual explains the query syntax.\n" |
"</P>\n", |
"</P>\n", |
scriptname, scriptname); |
scriptname, scriptname); |
resp_end_html(); |
resp_end_html(); |
} |
} |
|
|
static void |
static void |
resp_noresult(const struct req *req, const char *msg) |
pg_noresult(const struct req *req, const char *msg) |
{ |
{ |
resp_begin_html(200, NULL); |
resp_begin_html(200, NULL); |
resp_searchform(req); |
resp_searchform(req); |
Line 435 resp_noresult(const struct req *req, const char *msg) |
|
Line 568 resp_noresult(const struct req *req, const char *msg) |
|
} |
} |
|
|
static void |
static void |
resp_error_badrequest(const char *msg) |
pg_error_badrequest(const char *msg) |
{ |
{ |
|
|
resp_begin_html(400, "Bad Request"); |
resp_begin_html(400, "Bad Request"); |
Line 449 resp_error_badrequest(const char *msg) |
|
Line 582 resp_error_badrequest(const char *msg) |
|
} |
} |
|
|
static void |
static void |
resp_error_notfound(const char *page) |
pg_error_internal(void) |
{ |
{ |
|
|
resp_begin_html(404, "Not Found"); |
|
puts("<H1>Page Not Found</H1>\n" |
|
"<P>\n" |
|
"The page you're looking for, "); |
|
printf("<B>"); |
|
html_print(page); |
|
printf("</B>,\n" |
|
"could not be found.\n" |
|
"Try searching from the\n" |
|
"<A HREF=\"%s\">main page</A>.\n" |
|
"</P>", scriptname); |
|
resp_end_html(); |
|
} |
|
|
|
static void |
|
resp_error_internal(void) |
|
{ |
|
resp_begin_html(500, "Internal Server Error"); |
resp_begin_html(500, "Internal Server Error"); |
puts("<P>Internal Server Error</P>"); |
puts("<P>Internal Server Error</P>"); |
resp_end_html(); |
resp_end_html(); |
} |
} |
|
|
static void |
static void |
resp_search(const struct req *req, struct manpage *r, size_t sz) |
pg_searchres(const struct req *req, struct manpage *r, size_t sz) |
{ |
{ |
size_t 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. |
*/ |
*/ |
printf("Status: 303 See Other\r\n"); |
printf("Status: 303 See Other\r\n"); |
printf("Location: http://%s%s/show/%s/%s?", |
printf("Location: http://%s%s/%s/%s?", |
httphost, scriptname, req->q.manpath, r[0].file); |
HTTP_HOST, scriptname, req->q.manpath, r[0].file); |
http_printquery(req); |
http_printquery(req, "&"); |
printf("\r\n" |
printf("\r\n" |
"Content-Type: text/html; charset=utf-8\r\n" |
"Content-Type: text/html; charset=utf-8\r\n" |
"\r\n"); |
"\r\n"); |
return; |
return; |
} |
} |
|
|
qsort(r, sz, sizeof(struct manpage), cmp); |
|
|
|
resp_begin_html(200, NULL); |
resp_begin_html(200, NULL); |
resp_searchform(req); |
resp_searchform(req); |
puts("<DIV CLASS=\"results\">"); |
puts("<DIV CLASS=\"results\">"); |
Line 504 resp_search(const struct req *req, struct manpage *r, |
|
Line 630 resp_search(const struct req *req, struct manpage *r, |
|
for (i = 0; i < sz; i++) { |
for (i = 0; i < sz; i++) { |
printf("<TR>\n" |
printf("<TR>\n" |
"<TD CLASS=\"title\">\n" |
"<TD CLASS=\"title\">\n" |
"<A HREF=\"%s/show/%s/%s?", |
"<A HREF=\"%s/%s/%s?", |
scriptname, req->q.manpath, r[i].file); |
scriptname, req->q.manpath, r[i].file); |
html_printquery(req); |
http_printquery(req, "&"); |
printf("\">"); |
printf("\">"); |
html_print(r[i].names); |
html_print(r[i].names); |
printf("</A>\n" |
printf("</A>\n" |
Line 519 resp_search(const struct req *req, struct manpage *r, |
|
Line 645 resp_search(const struct req *req, struct manpage *r, |
|
|
|
puts("</TABLE>\n" |
puts("</TABLE>\n" |
"</DIV>"); |
"</DIV>"); |
resp_end_html(); |
|
} |
|
|
|
/* ARGSUSED */ |
/* |
static void |
* In man(1) mode, show one of the pages |
pg_index(const struct req *req, char *path) |
* even if more than one is found. |
{ |
*/ |
|
|
resp_index(req); |
if (req->q.equal) { |
|
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; |
|
} |
|
resp_show(req, r[iuse].file); |
|
} |
|
|
|
resp_end_html(); |
} |
} |
|
|
static void |
static void |
Line 540 catman(const struct req *req, const char *file) |
|
Line 700 catman(const struct req *req, const char *file) |
|
int italic, bold; |
int italic, bold; |
|
|
if (NULL == (f = fopen(file, "r"))) { |
if (NULL == (f = fopen(file, "r"))) { |
resp_error_badrequest( |
puts("<P>You specified an invalid manual file.</P>"); |
"You specified an invalid manual file."); |
|
return; |
return; |
} |
} |
|
|
resp_begin_html(200, NULL); |
|
resp_searchform(req); |
|
puts("<DIV CLASS=\"catman\">\n" |
puts("<DIV CLASS=\"catman\">\n" |
"<PRE>"); |
"<PRE>"); |
|
|
Line 660 catman(const struct req *req, const char *file) |
|
Line 817 catman(const struct req *req, const char *file) |
|
} |
} |
|
|
puts("</PRE>\n" |
puts("</PRE>\n" |
"</DIV>\n" |
"</DIV>"); |
"</BODY>\n" |
|
"</HTML>"); |
|
|
|
fclose(f); |
fclose(f); |
} |
} |
|
|
format(const struct req *req, const char *file) |
format(const struct req *req, const char *file) |
{ |
{ |
struct mparse *mp; |
struct mparse *mp; |
int fd; |
|
struct mdoc *mdoc; |
struct mdoc *mdoc; |
struct man *man; |
struct man *man; |
void *vp; |
void *vp; |
|
char *opts; |
enum mandoclevel rc; |
enum mandoclevel rc; |
char opts[PATH_MAX + 128]; |
int fd; |
|
int usepath; |
|
|
if (-1 == (fd = open(file, O_RDONLY, 0))) { |
if (-1 == (fd = open(file, O_RDONLY, 0))) { |
resp_error_badrequest( |
puts("<P>You specified an invalid manual file.</P>"); |
"You specified an invalid manual file."); |
|
return; |
return; |
} |
} |
|
|
Line 692 format(const struct req *req, const char *file) |
|
Line 847 format(const struct req *req, const char *file) |
|
if (rc >= MANDOCLEVEL_FATAL) { |
if (rc >= MANDOCLEVEL_FATAL) { |
fprintf(stderr, "fatal mandoc error: %s/%s\n", |
fprintf(stderr, "fatal mandoc error: %s/%s\n", |
req->q.manpath, file); |
req->q.manpath, file); |
resp_error_internal(); |
pg_error_internal(); |
return; |
return; |
} |
} |
|
|
snprintf(opts, sizeof(opts), |
usepath = strcmp(req->q.manpath, req->p[0]); |
"fragment,man=%s/search?sec=%%S&expr=Nm~^%%N$", |
mandoc_asprintf(&opts, |
scriptname); |
"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 : ""); |
|
|
mparse_result(mp, &mdoc, &man, NULL); |
mparse_result(mp, &mdoc, &man, NULL); |
if (NULL == man && NULL == mdoc) { |
if (NULL == man && NULL == mdoc) { |
fprintf(stderr, "fatal mandoc error: %s/%s\n", |
fprintf(stderr, "fatal mandoc error: %s/%s\n", |
req->q.manpath, file); |
req->q.manpath, file); |
resp_error_internal(); |
pg_error_internal(); |
mparse_free(mp); |
mparse_free(mp); |
return; |
return; |
} |
} |
|
|
resp_begin_html(200, NULL); |
|
resp_searchform(req); |
|
|
|
vp = html_alloc(opts); |
vp = html_alloc(opts); |
|
|
if (NULL != mdoc) |
if (NULL != mdoc) |
Line 719 format(const struct req *req, const char *file) |
|
Line 876 format(const struct req *req, const char *file) |
|
else |
else |
html_man(vp, man); |
html_man(vp, man); |
|
|
puts("</BODY>\n" |
|
"</HTML>"); |
|
|
|
html_free(vp); |
html_free(vp); |
mparse_free(mp); |
mparse_free(mp); |
|
free(opts); |
} |
} |
|
|
static void |
static void |
pg_show(const struct req *req, char *path) |
resp_show(const struct req *req, const char *file) |
{ |
{ |
char *sub; |
|
|
|
if (NULL == path || NULL == (sub = strchr(path, '/'))) { |
if ('.' == file[0] && '/' == file[1]) |
resp_error_badrequest( |
file += 2; |
|
|
|
if ('c' == *file) |
|
catman(req, file); |
|
else |
|
format(req, file); |
|
} |
|
|
|
static void |
|
pg_show(struct req *req, const char *fullpath) |
|
{ |
|
char *manpath; |
|
const char *file; |
|
|
|
if ((file = strchr(fullpath, '/')) == NULL) { |
|
pg_error_badrequest( |
"You did not specify a page to show."); |
"You did not specify a page to show."); |
return; |
return; |
} |
} |
*sub++ = '\0'; |
manpath = mandoc_strndup(fullpath, file - fullpath); |
|
file++; |
|
|
|
if ( ! validate_manpath(req, manpath)) { |
|
pg_error_badrequest( |
|
"You specified an invalid manpath."); |
|
free(manpath); |
|
return; |
|
} |
|
|
/* |
/* |
* Begin by chdir()ing into the manpath. |
* Begin by chdir()ing into the manpath. |
* This way we can pick up the database files, which are |
* This way we can pick up the database files, which are |
* relative to the manpath root. |
* relative to the manpath root. |
*/ |
*/ |
|
|
if (-1 == chdir(path)) { |
if (chdir(manpath) == -1) { |
resp_error_badrequest( |
fprintf(stderr, "chdir %s: %s\n", |
"You specified an invalid manpath."); |
manpath, strerror(errno)); |
|
pg_error_internal(); |
|
free(manpath); |
return; |
return; |
} |
} |
|
|
if ('c' == *sub) |
if (strcmp(manpath, "mandoc")) { |
catman(req, sub); |
free(req->q.manpath); |
else |
req->q.manpath = manpath; |
format(req, sub); |
} else |
|
free(manpath); |
|
|
|
if ( ! validate_filename(file)) { |
|
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 req *req, char *path) |
pg_search(const struct req *req) |
{ |
{ |
struct mansearch search; |
struct mansearch search; |
struct manpaths paths; |
struct manpaths paths; |
Line 774 pg_search(const struct req *req, char *path) |
|
Line 965 pg_search(const struct req *req, char *path) |
|
*/ |
*/ |
|
|
if (-1 == (chdir(req->q.manpath))) { |
if (-1 == (chdir(req->q.manpath))) { |
resp_error_badrequest( |
fprintf(stderr, "chdir %s: %s\n", |
"You specified an invalid manpath."); |
req->q.manpath, strerror(errno)); |
|
pg_error_internal(); |
return; |
return; |
} |
} |
|
|
Line 793 pg_search(const struct req *req, char *path) |
|
Line 985 pg_search(const struct req *req, char *path) |
|
* Yes, this is half-ass. But it works for now. |
* Yes, this is half-ass. But it works for now. |
*/ |
*/ |
|
|
ep = req->q.expr; |
ep = req->q.query; |
while (ep && isspace((unsigned char)*ep)) |
while (ep && isspace((unsigned char)*ep)) |
ep++; |
ep++; |
|
|
Line 812 pg_search(const struct req *req, char *path) |
|
Line 1004 pg_search(const struct req *req, char *path) |
|
} |
} |
|
|
if (0 == mansearch(&search, &paths, sz, cp, "Nd", &res, &ressz)) |
if (0 == mansearch(&search, &paths, sz, cp, "Nd", &res, &ressz)) |
resp_noresult(req, "You entered an invalid query."); |
pg_noresult(req, "You entered an invalid query."); |
else if (0 == ressz) |
else if (0 == ressz) |
resp_noresult(req, "No results found."); |
pg_noresult(req, "No results found."); |
else |
else |
resp_search(req, res, ressz); |
pg_searchres(req, res, ressz); |
|
|
for (i = 0; i < sz; i++) |
for (i = 0; i < sz; i++) |
free(cp[i]); |
free(cp[i]); |
Line 836 pg_search(const struct req *req, char *path) |
|
Line 1028 pg_search(const struct req *req, char *path) |
|
int |
int |
main(void) |
main(void) |
{ |
{ |
int i; |
|
struct req req; |
struct req req; |
char *querystring, *path, *subpath; |
const char *path; |
|
const char *querystring; |
|
int i; |
|
|
/* Scan our run-time environment. */ |
/* Scan our run-time environment. */ |
|
|
if (NULL == (mandir = getenv("MAN_DIR"))) |
|
mandir = "/man"; |
|
|
|
if (NULL == (scriptname = getenv("SCRIPT_NAME"))) |
if (NULL == (scriptname = getenv("SCRIPT_NAME"))) |
scriptname = ""; |
scriptname = ""; |
|
|
if (NULL == (cssdir = getenv("CSS_DIR"))) |
if ( ! validate_urifrag(scriptname)) { |
cssdir = ""; |
fprintf(stderr, "unsafe SCRIPT_NAME \"%s\"\n", |
|
scriptname); |
|
pg_error_internal(); |
|
return(EXIT_FAILURE); |
|
} |
|
|
if (NULL == (httphost = getenv("HTTP_HOST"))) |
|
httphost = "localhost"; |
|
|
|
/* |
/* |
* First we change directory into the mandir so that |
* First we change directory into the MAN_DIR so that |
* subsequent scanning for manpath directories is rooted |
* subsequent scanning for manpath directories is rooted |
* relative to the same position. |
* relative to the same position. |
*/ |
*/ |
|
|
if (-1 == chdir(mandir)) { |
if (-1 == chdir(MAN_DIR)) { |
fprintf(stderr, "MAN_DIR: %s: %s\n", |
fprintf(stderr, "MAN_DIR: %s: %s\n", |
mandir, strerror(errno)); |
MAN_DIR, strerror(errno)); |
resp_error_internal(); |
pg_error_internal(); |
return(EXIT_FAILURE); |
return(EXIT_FAILURE); |
} |
} |
|
|
|
|
if (NULL != (querystring = getenv("QUERY_STRING"))) |
if (NULL != (querystring = getenv("QUERY_STRING"))) |
http_parse(&req, querystring); |
http_parse(&req, querystring); |
|
|
/* |
if ( ! (NULL == req.q.manpath || |
* Now juggle paths to extract information. |
validate_manpath(&req, req.q.manpath))) { |
* We want to extract our filetype (the file suffix), the |
pg_error_badrequest( |
* initial path component, then the trailing component(s). |
"You specified an invalid manpath."); |
* Start with leading subpath component. |
return(EXIT_FAILURE); |
*/ |
} |
|
|
subpath = path = NULL; |
if ( ! (NULL == req.q.arch || validate_urifrag(req.q.arch))) { |
req.page = PAGE__MAX; |
pg_error_badrequest( |
|
"You specified an invalid architecture."); |
|
return(EXIT_FAILURE); |
|
} |
|
|
if (NULL == (path = getenv("PATH_INFO")) || '\0' == *path) |
/* Dispatch to the three different pages. */ |
req.page = PAGE_INDEX; |
|
|
|
if (NULL != path && '/' == *path && '\0' == *++path) |
path = getenv("PATH_INFO"); |
req.page = PAGE_INDEX; |
if (NULL == path) |
|
path = ""; |
|
else if ('/' == *path) |
|
path++; |
|
|
/* Resolve subpath component. */ |
if ('\0' != *path) |
|
pg_show(&req, path); |
|
else if (NULL != req.q.query) |
|
pg_search(&req); |
|
else |
|
pg_index(&req); |
|
|
if (NULL != path && NULL != (subpath = strchr(path, '/'))) |
free(req.q.manpath); |
*subpath++ = '\0'; |
free(req.q.arch); |
|
free(req.q.sec); |
/* Map path into one we recognise. */ |
free(req.q.query); |
|
|
if (NULL != path && '\0' != *path) |
|
for (i = 0; i < (int)PAGE__MAX; i++) |
|
if (0 == strcmp(pages[i], path)) { |
|
req.page = (enum page)i; |
|
break; |
|
} |
|
|
|
/* Route pages. */ |
|
|
|
switch (req.page) { |
|
case (PAGE_INDEX): |
|
pg_index(&req, subpath); |
|
break; |
|
case (PAGE_SEARCH): |
|
pg_search(&req, subpath); |
|
break; |
|
case (PAGE_SHOW): |
|
pg_show(&req, subpath); |
|
break; |
|
default: |
|
resp_error_notfound(path); |
|
break; |
|
} |
|
|
|
for (i = 0; i < (int)req.psz; i++) |
for (i = 0; i < (int)req.psz; i++) |
free(req.p[i]); |
free(req.p[i]); |
free(req.p); |
free(req.p); |
return(EXIT_SUCCESS); |
return(EXIT_SUCCESS); |
} |
} |
|
|
static int |
|
cmp(const void *p1, const void *p2) |
|
{ |
|
|
|
return(strcasecmp(((const struct manpage *)p1)->names, |
|
((const struct manpage *)p2)->names)); |
|
} |
|
|
|
/* |
/* |
* Scan for indexable paths. |
* Scan for indexable paths. |
*/ |
*/ |
Line 946 pathgen(struct req *req) |
|
Line 1114 pathgen(struct req *req) |
|
char *dp; |
char *dp; |
size_t dpsz; |
size_t dpsz; |
|
|
if (NULL == (fp = fopen("manpath.conf", "r"))) |
if (NULL == (fp = fopen("manpath.conf", "r"))) { |
return; |
fprintf(stderr, "%s/manpath.conf: %s\n", |
|
MAN_DIR, strerror(errno)); |
|
pg_error_internal(); |
|
exit(EXIT_FAILURE); |
|
} |
|
|
while (NULL != (dp = fgetln(fp, &dpsz))) { |
while (NULL != (dp = fgetln(fp, &dpsz))) { |
if ('\n' == dp[dpsz - 1]) |
if ('\n' == dp[dpsz - 1]) |
dpsz--; |
dpsz--; |
req->p = mandoc_realloc(req->p, |
req->p = mandoc_realloc(req->p, |
(req->psz + 1) * sizeof(char *)); |
(req->psz + 1) * sizeof(char *)); |
req->p[req->psz++] = mandoc_strndup(dp, dpsz); |
dp = mandoc_strndup(dp, dpsz); |
|
if ( ! validate_urifrag(dp)) { |
|
fprintf(stderr, "%s/manpath.conf contains " |
|
"unsafe path \"%s\"\n", MAN_DIR, dp); |
|
pg_error_internal(); |
|
exit(EXIT_FAILURE); |
|
} |
|
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; |
|
} |
|
|
|
if ( req->p == NULL ) { |
|
fprintf(stderr, "%s/manpath.conf is empty\n", MAN_DIR); |
|
pg_error_internal(); |
|
exit(EXIT_FAILURE); |
} |
} |
} |
} |