| 32 |
|
|
| 33 |
|
|
| 34 |
bool start; |
bool start; |
| 35 |
|
bool html = false; |
| 36 |
CURL *curl; |
CURL *curl; |
| 37 |
int status_code; |
int status_code; |
| 38 |
char error_buffer[CURL_ERROR_SIZE]; |
char error_buffer[CURL_ERROR_SIZE]; |
| 84 |
void header_via(const char *s); |
void header_via(const char *s); |
| 85 |
void header_set_cookie(const char *s); |
void header_set_cookie(const char *s); |
| 86 |
void die(const char *error); |
void die(const char *error); |
|
void warning(const char *message); |
|
|
void error(const char *message); |
|
| 87 |
void print(const char *s, size_t len); |
void print(const char *s, size_t len); |
| 88 |
void lookup(const char *key); |
void lookup(const char *key); |
| 89 |
|
|
| 128 |
*/ |
*/ |
| 129 |
int main(int argc, char *argv[]) |
int main(int argc, char *argv[]) |
| 130 |
{ |
{ |
| 131 |
int i; |
int i = 1; |
| 132 |
|
|
| 133 |
if (argc < 2) |
if (argc < 2) |
| 134 |
die("Usage: httplint url [url ...]"); |
die("Usage: httplint [--html] url [url ...]"); |
| 135 |
|
|
| 136 |
init(); |
init(); |
| 137 |
|
|
| 138 |
for (i = 1; i != argc; i++) |
if (1 < argc && strcmp(argv[1], "--html") == 0) { |
| 139 |
|
html = true; |
| 140 |
|
i++; |
| 141 |
|
} |
| 142 |
|
|
| 143 |
|
for (; i != argc; i++) |
| 144 |
check_url(argv[i]); |
check_url(argv[i]); |
| 145 |
|
|
| 146 |
curl_global_cleanup(); |
curl_global_cleanup(); |
| 267 |
for (i = 0; i != sizeof header_table / sizeof header_table[0]; i++) |
for (i = 0; i != sizeof header_table / sizeof header_table[0]; i++) |
| 268 |
header_table[i].count = 0; |
header_table[i].count = 0; |
| 269 |
|
|
| 270 |
printf("Checking URL %s\n", url); |
if (!html) |
| 271 |
if (strncmp(url, "http", 4)) |
printf("Checking URL %s\n", url); |
| 272 |
warning("this is not an http or https url"); |
if (strncmp(url, "http", 4)) { |
| 273 |
|
if (html) |
| 274 |
|
printf("<p class='warning'>"); |
| 275 |
|
printf("Warning: this is not an http or https url"); |
| 276 |
|
if (html) |
| 277 |
|
printf("</p>"); |
| 278 |
|
printf("\n"); |
| 279 |
|
} |
| 280 |
|
|
| 281 |
if (curl_easy_setopt(curl, CURLOPT_URL, url)) |
if (curl_easy_setopt(curl, CURLOPT_URL, url)) |
| 282 |
die("Failed to set curl options"); |
die("Failed to set curl options"); |
| 283 |
|
|
| 284 |
|
if (html) |
| 285 |
|
printf("<ul>\n"); |
| 286 |
code = curl_easy_perform(curl); |
code = curl_easy_perform(curl); |
| 287 |
|
if (html) |
| 288 |
|
printf("</ul>\n"); |
| 289 |
if (code != CURLE_OK && code != CURLE_WRITE_ERROR) { |
if (code != CURLE_OK && code != CURLE_WRITE_ERROR) { |
| 290 |
error(error_buffer); |
if (html) |
| 291 |
|
printf("<p class='error'>"); |
| 292 |
|
printf("Error: "); |
| 293 |
|
print(error_buffer, strlen(error_buffer)); |
| 294 |
|
printf("."); |
| 295 |
|
if (html) |
| 296 |
|
printf("</p>"); |
| 297 |
|
printf("\n"); |
| 298 |
return; |
return; |
| 299 |
} else { |
} else { |
| 300 |
printf("\n"); |
printf("\n"); |
| 301 |
|
if (html) |
| 302 |
|
printf("<ul>"); |
| 303 |
for (i = 0; i != sizeof header_table / sizeof header_table[0]; i++) { |
for (i = 0; i != sizeof header_table / sizeof header_table[0]; i++) { |
| 304 |
if (header_table[i].count == 0 && header_table[i].missing) |
if (header_table[i].count == 0 && header_table[i].missing) |
| 305 |
lookup(header_table[i].missing); |
lookup(header_table[i].missing); |
| 309 |
r = regexec(&re_ugly, url, 0, 0, 0); |
r = regexec(&re_ugly, url, 0, 0, 0); |
| 310 |
if (r) |
if (r) |
| 311 |
lookup("ugly"); |
lookup("ugly"); |
| 312 |
|
|
| 313 |
|
if (html) |
| 314 |
|
printf("</ul>"); |
| 315 |
} |
} |
| 316 |
|
|
| 317 |
|
|
| 325 |
|
|
| 326 |
UNUSED(stream); |
UNUSED(stream); |
| 327 |
|
|
| 328 |
printf("* "); |
printf(html ? "<li><code>" : "* "); |
| 329 |
print(ptr, size); |
print(ptr, size); |
| 330 |
printf("\n"); |
printf(html ? "</code><ul>" : "\n"); |
| 331 |
|
|
| 332 |
if (size < 2 || ptr[size - 2] != 13 || ptr[size - 1] != 10) { |
if (size < 2 || ptr[size - 2] != 13 || ptr[size - 1] != 10) { |
| 333 |
lookup("notcrlf"); |
lookup("notcrlf"); |
| 334 |
|
if (html) |
| 335 |
|
printf("</ul></li>\n"); |
| 336 |
return size; |
return size; |
| 337 |
} |
} |
| 338 |
if (sizeof s <= size) { |
if (sizeof s <= size) { |
| 339 |
warning("header too long: ignored\n"); |
lookup("headertoolong"); |
| 340 |
|
if (html) |
| 341 |
|
printf("</ul></li>\n"); |
| 342 |
return size; |
return size; |
| 343 |
} |
} |
| 344 |
strncpy(s, ptr, size); |
strncpy(s, ptr, size); |
| 349 |
|
|
| 350 |
if (s[0] == 0) { |
if (s[0] == 0) { |
| 351 |
/* empty header indicates end of headers */ |
/* empty header indicates end of headers */ |
| 352 |
puts("End of headers."); |
lookup("endofheaders"); |
| 353 |
|
if (html) |
| 354 |
|
printf("</ul></li>\n"); |
| 355 |
return 0; |
return 0; |
| 356 |
|
|
| 357 |
} else if (start) { |
} else if (start) { |
| 369 |
check_header(name, skip_lws(value)); |
check_header(name, skip_lws(value)); |
| 370 |
} |
} |
| 371 |
|
|
| 372 |
|
if (html) |
| 373 |
|
printf("</ul></li>\n"); |
| 374 |
return size; |
return size; |
| 375 |
} |
} |
| 376 |
|
|
| 460 |
int len = strlen(s); |
int len = strlen(s); |
| 461 |
regmatch_t pmatch[20]; |
regmatch_t pmatch[20]; |
| 462 |
|
|
| 463 |
|
tm->tm_isdst = 0; |
| 464 |
|
tm->tm_gmtoff = 0; |
| 465 |
|
tm->tm_zone = "GMT"; |
| 466 |
|
|
| 467 |
if (len == 29) { |
if (len == 29) { |
| 468 |
/* RFC 1123 */ |
/* RFC 1123 */ |
| 469 |
r = regexec(&re_rfc1123, s, 20, pmatch, 0); |
r = regexec(&re_rfc1123, s, 20, pmatch, 0); |
| 606 |
do { |
do { |
| 607 |
r = regexec(preg, s, 20, pmatch, 0); |
r = regexec(preg, s, 20, pmatch, 0); |
| 608 |
if (r) { |
if (r) { |
| 609 |
|
if (html) |
| 610 |
|
printf("<li class='error'>"); |
| 611 |
printf(" Failed to match list item %i\n", items + 1); |
printf(" Failed to match list item %i\n", items + 1); |
| 612 |
|
if (html) |
| 613 |
|
printf("</li>\n"); |
| 614 |
return false; |
return false; |
| 615 |
} |
} |
| 616 |
|
|
| 623 |
if (*s == 0) |
if (*s == 0) |
| 624 |
break; |
break; |
| 625 |
if (*s != ',') { |
if (*s != ',') { |
| 626 |
|
if (html) |
| 627 |
|
printf("<li class='error'>"); |
| 628 |
printf(" Expecting , after list item %i\n", items); |
printf(" Expecting , after list item %i\n", items); |
| 629 |
|
if (html) |
| 630 |
|
printf("</li>\n"); |
| 631 |
return false; |
return false; |
| 632 |
} |
} |
| 633 |
while (*s == ',') |
while (*s == ',') |
| 635 |
} while (*s != 0); |
} while (*s != 0); |
| 636 |
|
|
| 637 |
if (items < n || m < items) { |
if (items < n || m < items) { |
| 638 |
|
if (html) |
| 639 |
|
printf("<li class='error'>"); |
| 640 |
printf(" %i items in list, but there should be ", items); |
printf(" %i items in list, but there should be ", items); |
| 641 |
if (m == UINT_MAX) |
if (m == UINT_MAX) |
| 642 |
printf("at least %i\n", n); |
printf("at least %i\n", n); |
| 643 |
else |
else |
| 644 |
printf("between %i and %i\n", n, m); |
printf("between %i and %i\n", n, m); |
| 645 |
|
if (html) |
| 646 |
|
printf("</li>\n"); |
| 647 |
return false; |
return false; |
| 648 |
} |
} |
| 649 |
|
|
| 713 |
(int (*)(const void *, const void *)) strcasecmp); |
(int (*)(const void *, const void *)) strcasecmp); |
| 714 |
|
|
| 715 |
if (!dir) { |
if (!dir) { |
| 716 |
printf(" Cache-Control directive '%s':\n", name); |
if (html) |
| 717 |
|
printf("<li class='warning'>"); |
| 718 |
|
printf(" Cache-Control directive '"); |
| 719 |
|
print(name, strlen(name)); |
| 720 |
|
printf("':\n"); |
| 721 |
|
if (html) |
| 722 |
|
printf("</li>\n"); |
| 723 |
lookup("unknowncachecont"); |
lookup("unknowncachecont"); |
| 724 |
} |
} |
| 725 |
} |
} |
| 764 |
sizeof content_coding_list[0], |
sizeof content_coding_list[0], |
| 765 |
(int (*)(const void *, const void *)) strcasecmp); |
(int (*)(const void *, const void *)) strcasecmp); |
| 766 |
if (!dir) { |
if (!dir) { |
| 767 |
|
if (html) |
| 768 |
|
printf("<li class='warning'>"); |
| 769 |
printf(" Content-Encoding '%s':\n", name); |
printf(" Content-Encoding '%s':\n", name); |
| 770 |
|
if (html) |
| 771 |
|
printf("</li>\n"); |
| 772 |
lookup("unknowncontenc"); |
lookup("unknowncontenc"); |
| 773 |
} |
} |
| 774 |
} |
} |
| 983 |
sizeof transfer_coding_list[0], |
sizeof transfer_coding_list[0], |
| 984 |
(int (*)(const void *, const void *)) strcasecmp); |
(int (*)(const void *, const void *)) strcasecmp); |
| 985 |
if (!dir) { |
if (!dir) { |
| 986 |
|
if (html) |
| 987 |
|
printf("<li class='warning'>"); |
| 988 |
printf(" Transfer-Encoding '%s':\n", name); |
printf(" Transfer-Encoding '%s':\n", name); |
| 989 |
|
if (html) |
| 990 |
|
printf("</li>\n"); |
| 991 |
lookup("unknowntransenc"); |
lookup("unknowntransenc"); |
| 992 |
} |
} |
| 993 |
} |
} |
| 1051 |
else |
else |
| 1052 |
s2 = s; |
s2 = s; |
| 1053 |
|
|
| 1054 |
if (strncmp(s2, "expires=", 8) == 0) { |
if (strncasecmp(s2, "expires=", 8) == 0) { |
| 1055 |
s2 += 8; |
s2 += 8; |
| 1056 |
r = regexec(&re_cookie_expires, s2, 20, pmatch, 0); |
r = regexec(&re_cookie_expires, s2, 20, pmatch, 0); |
| 1057 |
if (r == 0) { |
if (r == 0) { |
| 1074 |
lookup("cookiebaddate"); |
lookup("cookiebaddate"); |
| 1075 |
ok = false; |
ok = false; |
| 1076 |
} |
} |
| 1077 |
} else if (strncmp(s2, "domain=", 7) == 0) { |
} else if (strncasecmp(s2, "domain=", 7) == 0) { |
| 1078 |
} else if (strncmp(s2, "path=", 5) == 0) { |
} else if (strncasecmp(s2, "path=", 5) == 0) { |
| 1079 |
if (s2[5] != '/') { |
if (s2[5] != '/') { |
| 1080 |
lookup("cookiebadpath"); |
lookup("cookiebadpath"); |
| 1081 |
ok = false; |
ok = false; |
| 1082 |
} |
} |
| 1083 |
} else if (strcmp(s, "secure") == 0) { |
} else if (strcasecmp(s, "secure") == 0) { |
| 1084 |
} else { |
} else { |
| 1085 |
|
if (html) |
| 1086 |
|
printf("<li class='warning'>"); |
| 1087 |
printf(" Set-Cookie field '%s':\n", s2); |
printf(" Set-Cookie field '%s':\n", s2); |
| 1088 |
|
if (html) |
| 1089 |
|
printf("</li>\n"); |
| 1090 |
lookup("cookieunknownfield"); |
lookup("cookieunknownfield"); |
| 1091 |
ok = false; |
ok = false; |
| 1092 |
} |
} |
| 1113 |
|
|
| 1114 |
|
|
| 1115 |
/** |
/** |
|
* Print a warning message. |
|
|
*/ |
|
|
void warning(const char *message) |
|
|
{ |
|
|
printf("Warning: %s\n", message); |
|
|
} |
|
|
|
|
|
|
|
|
/** |
|
|
* Print an error message. |
|
|
*/ |
|
|
void error(const char *message) |
|
|
{ |
|
|
printf("Error: %s\n", message); |
|
|
} |
|
|
|
|
|
|
|
|
/** |
|
| 1116 |
* Print a string which contains control characters. |
* Print a string which contains control characters. |
| 1117 |
*/ |
*/ |
| 1118 |
void print(const char *s, size_t len) |
void print(const char *s, size_t len) |
| 1119 |
{ |
{ |
| 1120 |
size_t i; |
size_t i; |
| 1121 |
for (i = 0; i != len; i++) { |
for (i = 0; i != len; i++) { |
| 1122 |
if (31 < s[i] && s[i] < 127) |
if (html && s[i] == '<') |
| 1123 |
|
printf("<"); |
| 1124 |
|
else if (html && s[i] == '>') |
| 1125 |
|
printf(">"); |
| 1126 |
|
else if (html && s[i] == '&') |
| 1127 |
|
printf("&"); |
| 1128 |
|
else if (31 < s[i] && s[i] < 127) |
| 1129 |
putchar(s[i]); |
putchar(s[i]); |
| 1130 |
else |
else { |
| 1131 |
|
if (html) |
| 1132 |
|
printf("<span class='cc'>"); |
| 1133 |
printf("[%.2x]", s[i]); |
printf("[%.2x]", s[i]); |
| 1134 |
|
if (html) |
| 1135 |
|
printf("</span>"); |
| 1136 |
|
} |
| 1137 |
} |
} |
| 1138 |
} |
} |
| 1139 |
|
|
| 1208 |
"will be deleted by browsers." }, |
"will be deleted by browsers." }, |
| 1209 |
{ "cookieunknownfield", "Warning: This is not a standard Set-Cookie " |
{ "cookieunknownfield", "Warning: This is not a standard Set-Cookie " |
| 1210 |
"field." }, |
"field." }, |
| 1211 |
|
{ "endofheaders", "End of headers." }, |
| 1212 |
{ "futurehttp", "Warning: I only understand HTTP/1.1. Check for a newer " |
{ "futurehttp", "Warning: I only understand HTTP/1.1. Check for a newer " |
| 1213 |
"version of this tool." }, |
"version of this tool." }, |
| 1214 |
{ "futurelastmod", "Error: The specified Last-Modified date-time is in " |
{ "futurelastmod", "Error: The specified Last-Modified date-time is in " |
| 1215 |
"the future." }, |
"the future." }, |
| 1216 |
|
{ "headertoolong", "Warning: Header too long: ignored." }, |
| 1217 |
{ "missingcolon", "Error: Headers must be of the form 'Name: value'." }, |
{ "missingcolon", "Error: Headers must be of the form 'Name: value'." }, |
| 1218 |
{ "missingcontenttype", "Warning: No Content-Type header was present. The " |
{ "missingcontenttype", "Warning: No Content-Type header was present. The " |
| 1219 |
"client will have to guess the media type or ask " |
"client will have to guess the media type or ask " |
| 1277 |
else |
else |
| 1278 |
s = key; |
s = key; |
| 1279 |
|
|
| 1280 |
printf(" "); |
if (html) { |
| 1281 |
x = 4; |
if (strncmp(s, "Warning:", 8) == 0) |
| 1282 |
while (*s) { |
printf("<li class='warning'>"); |
| 1283 |
spc = strchr(s, ' '); |
else if (strncmp(s, "Error:", 6) == 0) |
| 1284 |
if (!spc) |
printf("<li class='error'>"); |
| 1285 |
spc = s + strlen(s); |
else if (strncmp(s, "OK", 2) == 0) |
| 1286 |
if (75 < x + (spc - s)) { |
printf("<li class='ok'>"); |
|
printf("\n "); |
|
|
x = 4; |
|
|
} |
|
|
x += spc - s + 1; |
|
|
printf("%.*s ", spc - s, s); |
|
|
if (*spc) |
|
|
s = spc + 1; |
|
| 1287 |
else |
else |
| 1288 |
s = spc; |
printf("<li>"); |
| 1289 |
|
for (; *s; s++) { |
| 1290 |
|
if (strncmp(s, "http://", 7) == 0) { |
| 1291 |
|
spc = strchr(s, ' '); |
| 1292 |
|
printf("<a href='%.*s'>%.*s</a>", spc - s, s, spc - s, s); |
| 1293 |
|
s = spc; |
| 1294 |
|
} |
| 1295 |
|
switch (*s) { |
| 1296 |
|
case '<': printf("<"); break; |
| 1297 |
|
case '>': printf(">"); break; |
| 1298 |
|
case '&': printf("&"); break; |
| 1299 |
|
default: printf("%c", *s); break; |
| 1300 |
|
} |
| 1301 |
|
} |
| 1302 |
|
printf("</li>\n"); |
| 1303 |
|
|
| 1304 |
|
} else { |
| 1305 |
|
printf(" "); |
| 1306 |
|
x = 4; |
| 1307 |
|
while (*s) { |
| 1308 |
|
spc = strchr(s, ' '); |
| 1309 |
|
if (!spc) |
| 1310 |
|
spc = s + strlen(s); |
| 1311 |
|
if (75 < x + (spc - s)) { |
| 1312 |
|
printf("\n "); |
| 1313 |
|
x = 4; |
| 1314 |
|
} |
| 1315 |
|
x += spc - s + 1; |
| 1316 |
|
printf("%.*s ", spc - s, s); |
| 1317 |
|
if (*spc) |
| 1318 |
|
s = spc + 1; |
| 1319 |
|
else |
| 1320 |
|
s = spc; |
| 1321 |
|
} |
| 1322 |
|
printf("\n\n"); |
| 1323 |
} |
} |
|
printf("\n\n"); |
|
| 1324 |
} |
} |
| 1325 |
|
|