-#ifdef PHP_WIN32
-# include <winsock2.h>
-#elif defined(HAVE_NETDB_H)
-# include <netdb.h>
-#endif
-
-#include "php.h"
-#include "php_version.h"
-#include "php_streams.h"
-#include "php_output.h"
-#include "snprintf.h"
-#include "ext/standard/md5.h"
-#include "ext/standard/url.h"
-#include "ext/standard/base64.h"
-#include "ext/standard/php_string.h"
-#include "ext/standard/php_lcg.h"
-
-#include "SAPI.h"
-
-#ifdef ZEND_ENGINE_2
-# include "ext/standard/php_http.h"
-#endif
-
-#include "php_http.h"
-#include "php_http_api.h"
-#include "php_http_std_defs.h"
-
-ZEND_DECLARE_MODULE_GLOBALS(http)
-
-/* {{{ day/month names */
-static const char *days[] = {
- "Sun", "Mon", "Tue", "Wed", "Thu", "Fri", "Sat"
-};
-static const char *wkdays[] = {
- "Mon", "Tue", "Wed", "Thu", "Fri", "Sat", "Sun"
-};
-static const char *weekdays[] = {
- "Monday", "Tuesday", "Wednesday",
- "Thursday", "Friday", "Saturday", "Sunday"
-};
-static const char *months[] = {
- "Jan", "Feb", "Mar", "Apr", "May", "Jun",
- "Jul", "Aug", "Sep", "Okt", "Nov", "Dec"
-};
-enum assume_next {
- DATE_MDAY,
- DATE_YEAR,
- DATE_TIME
-};
-static const struct time_zone {
- const char *name;
- const int offset;
-} time_zones[] = {
- {"GMT", 0}, /* Greenwich Mean */
- {"UTC", 0}, /* Universal (Coordinated) */
- {"WET", 0}, /* Western European */
- {"BST", 0}, /* British Summer */
- {"WAT", 60}, /* West Africa */
- {"AST", 240}, /* Atlantic Standard */
- {"ADT", 240}, /* Atlantic Daylight */
- {"EST", 300}, /* Eastern Standard */
- {"EDT", 300}, /* Eastern Daylight */
- {"CST", 360}, /* Central Standard */
- {"CDT", 360}, /* Central Daylight */
- {"MST", 420}, /* Mountain Standard */
- {"MDT", 420}, /* Mountain Daylight */
- {"PST", 480}, /* Pacific Standard */
- {"PDT", 480}, /* Pacific Daylight */
- {"YST", 540}, /* Yukon Standard */
- {"YDT", 540}, /* Yukon Daylight */
- {"HST", 600}, /* Hawaii Standard */
- {"HDT", 600}, /* Hawaii Daylight */
- {"CAT", 600}, /* Central Alaska */
- {"AHST", 600}, /* Alaska-Hawaii Standard */
- {"NT", 660}, /* Nome */
- {"IDLW", 720}, /* International Date Line West */
- {"CET", -60}, /* Central European */
- {"MET", -60}, /* Middle European */
- {"MEWT", -60}, /* Middle European Winter */
- {"MEST", -120}, /* Middle European Summer */
- {"CEST", -120}, /* Central European Summer */
- {"MESZ", -60}, /* Middle European Summer */
- {"FWT", -60}, /* French Winter */
- {"FST", -60}, /* French Summer */
- {"EET", -120}, /* Eastern Europe, USSR Zone 1 */
- {"WAST", -420}, /* West Australian Standard */
- {"WADT", -420}, /* West Australian Daylight */
- {"CCT", -480}, /* China Coast, USSR Zone 7 */
- {"JST", -540}, /* Japan Standard, USSR Zone 8 */
- {"EAST", -600}, /* Eastern Australian Standard */
- {"EADT", -600}, /* Eastern Australian Daylight */
- {"GST", -600}, /* Guam Standard, USSR Zone 9 */
- {"NZT", -720}, /* New Zealand */
- {"NZST", -720}, /* New Zealand Standard */
- {"NZDT", -720}, /* New Zealand Daylight */
- {"IDLE", -720}, /* International Date Line East */
-};
-/* }}} */
-
-/* {{{ internals */
-
-static int http_sort_q(const void *a, const void *b TSRMLS_DC);
-#define http_send_chunk(d, b, e, m) _http_send_chunk((d), (b), (e), (m) TSRMLS_CC)
-static STATUS _http_send_chunk(const void *data, size_t begin, size_t end, http_send_mode mode TSRMLS_DC);
-
-static int check_day(char *day, size_t len);
-static int check_month(char *month);
-static int check_tzone(char *tzone);
-
-static int http_ob_stack_get(php_ob_buffer *, php_ob_buffer **);
-
-/* {{{ static int http_sort_q(const void *, const void *) */
-static int http_sort_q(const void *a, const void *b TSRMLS_DC)
-{
- Bucket *f, *s;
- zval result, *first, *second;
-
- f = *((Bucket **) a);
- s = *((Bucket **) b);
-
- first = *((zval **) f->pData);
- second= *((zval **) s->pData);
-
- if (numeric_compare_function(&result, first, second TSRMLS_CC) != SUCCESS) {
- return 0;
- }
- return (Z_LVAL(result) > 0 ? -1 : (Z_LVAL(result) < 0 ? 1 : 0));
-}
-/* }}} */
-
-/* {{{ static STATUS http_send_chunk(const void *, size_t, size_t,
- http_send_mode) */
-static STATUS _http_send_chunk(const void *data, size_t begin, size_t end, http_send_mode mode TSRMLS_DC)
-{
- long len = end - begin;
-
- switch (mode)
- {
- case SEND_RSRC:
- {
- char *buf;
- size_t read = 0;
- php_stream *s = (php_stream *) data;
-
- if (php_stream_seek(s, begin, SEEK_SET)) {
- return FAILURE;
- }
-
- buf = (char *) ecalloc(1, HTTP_SENDBUF_SIZE);
- /* read into buf and write out */
- while ((len -= HTTP_SENDBUF_SIZE) >= 0) {
- if (!(read = php_stream_read(s, buf, HTTP_SENDBUF_SIZE))) {
- efree(buf);
- return FAILURE;
- }
- if (read - php_body_write(buf, read TSRMLS_CC)) {
- efree(buf);
- return FAILURE;
- }
- /* ob_flush() && flush() */
- php_end_ob_buffer(1, 1 TSRMLS_CC);
- sapi_flush(TSRMLS_C);
- }
-
- /* read & write left over */
- if (len) {
- if (read = php_stream_read(s, buf, HTTP_SENDBUF_SIZE + len)) {
- if (read - php_body_write(buf, read TSRMLS_CC)) {
- efree(buf);
- return FAILURE;
- }
- } else {
- efree(buf);
- return FAILURE;
- }
- /* ob_flush() & flush() */
- php_end_ob_buffer(1, 1 TSRMLS_CC);
- sapi_flush(TSRMLS_C);
- }
- efree(buf);
- return SUCCESS;
- }
-
- case SEND_DATA:
- {
- char *s = (char *) data + begin;
-
- while ((len -= HTTP_SENDBUF_SIZE) >= 0) {
- if (HTTP_SENDBUF_SIZE - php_body_write(s, HTTP_SENDBUF_SIZE TSRMLS_CC)) {
- return FAILURE;
- }
- s += HTTP_SENDBUF_SIZE;
- /* ob_flush() & flush() */
- php_end_ob_buffer(1, 1 TSRMLS_CC);
- sapi_flush(TSRMLS_C);
- }
-
- /* write left over */
- if (len) {
- if (HTTP_SENDBUF_SIZE + len - php_body_write(s, HTTP_SENDBUF_SIZE + len TSRMLS_CC)) {
- return FAILURE;
- }
- /* ob_flush() & flush() */
- php_end_ob_buffer(1, 1 TSRMLS_CC);
- sapi_flush(TSRMLS_C);
- }
- return SUCCESS;
- }
-
- default:
- return FAILURE;
- break;
- }
-}
-/* }}} */
-
-/* {{{ Day/Month/TZ checks for http_parse_date()
- Originally by libcurl, Copyright (C) 1998 - 2004, Daniel Stenberg, <daniel@haxx.se>, et al. */
-static int check_day(char *day, size_t len)
-{
- int i;
- const char * const *check = (len > 3) ? &weekdays[0] : &wkdays[0];
- for (i = 0; i < 7; i++) {
- if (!strcmp(day, check[0])) {
- return i;
- }
- check++;
- }
- return -1;
-}
-
-static int check_month(char *month)
-{
- int i;
- const char * const *check = &months[0];
- for (i = 0; i < 12; i++) {
- if (!strcmp(month, check[0])) {
- return i;
- }
- check++;
- }
- return -1;
-}
-
-/* return the time zone offset between GMT and the input one, in number
- of seconds or -1 if the timezone wasn't found/legal */
-
-static int check_tzone(char *tzone)
-{
- int i;
- const struct time_zone *check = time_zones;
- for (i = 0; i < sizeof(time_zones) / sizeof(time_zones[0]); i++) {
- if (!strcmp(tzone, check->name)) {
- return check->offset * 60;
- }
- check++;
- }
- return -1;
-}
-/* }}} */
-
-/* char *pretty_key(char *, size_t, zend_bool, zebd_bool) */
-char *pretty_key(char *key, size_t key_len, zend_bool uctitle, zend_bool xhyphen)
-{
- if (key && key_len) {
- int i, wasalpha;
- if (wasalpha = isalpha(key[0])) {
- key[0] = uctitle ? toupper(key[0]) : tolower(key[0]);
- }
- for (i = 1; i < key_len; i++) {
- if (isalpha(key[i])) {
- key[i] = ((!wasalpha) && uctitle) ? toupper(key[i]) : tolower(key[i]);
- wasalpha = 1;
- } else {
- if (xhyphen && (key[i] == '_')) {
- key[i] = '-';
- }
- wasalpha = 0;
- }
- }
- }
- return key;
-}
-/* }}} */
-
-/* {{{ static STATUS http_ob_stack_get(php_ob_buffer *, php_ob_buffer **) */
-static STATUS http_ob_stack_get(php_ob_buffer *o, php_ob_buffer **s)
-{
- static int i = 0;
- php_ob_buffer *b = emalloc(sizeof(php_ob_buffer));
- b->handler_name = estrdup(o->handler_name);
- b->buffer = estrndup(o->buffer, o->text_length);
- b->text_length = o->text_length;
- b->chunk_size = o->chunk_size;
- b->erase = o->erase;
- s[i++] = b;
- return SUCCESS;
-}
-/* }}} */
-
-/* }}} internals */
-
-/* {{{ public API */
-
-/* {{{ char *http_date(time_t) */
-PHP_HTTP_API char *_http_date(time_t t TSRMLS_DC)
-{
- struct tm *gmtime, tmbuf;
-
- if (gmtime = php_gmtime_r(&t, &tmbuf)) {
- char *date = ecalloc(1, 31);
- snprintf(date, 30,
- "%s, %02d %s %04d %02d:%02d:%02d GMT",
- days[gmtime->tm_wday], gmtime->tm_mday,
- months[gmtime->tm_mon], gmtime->tm_year + 1900,
- gmtime->tm_hour, gmtime->tm_min, gmtime->tm_sec
- );
- return date;
- }
-
- return NULL;
-}
-/* }}} */
-
-/* {{{ time_t http_parse_date(char *)
- Originally by libcurl, Copyright (C) 1998 - 2004, Daniel Stenberg, <daniel@haxx.se>, et al. */
-PHP_HTTP_API time_t _http_parse_date(const char *date)
-{
- time_t t = 0;
- int tz_offset = -1, year = -1, month = -1, monthday = -1, weekday = -1,
- hours = -1, minutes = -1, seconds = -1;
- struct tm tm;
- enum assume_next dignext = DATE_MDAY;
- const char *indate = date;
-
- int found = 0, part = 0; /* max 6 parts */
-
- while (*date && (part < 6)) {
- int found = 0;
-
- while (*date && !isalnum(*date)) {
- date++;
- }
-
- if (isalpha(*date)) {
- /* a name coming up */
- char buf[32] = "";
- size_t len;
- sscanf(date, "%31[A-Za-z]", buf);
- len = strlen(buf);
-
- if (weekday == -1) {
- weekday = check_day(buf, len);
- if (weekday != -1) {
- found = 1;
- }
- }
-
- if (!found && (month == -1)) {
- month = check_month(buf);
- if (month != -1) {
- found = 1;
- }
- }
-
- if (!found && (tz_offset == -1)) {
- /* this just must be a time zone string */
- tz_offset = check_tzone(buf);
- if (tz_offset != -1) {
- found = 1;
- }
- }
-
- if (!found) {
- return -1; /* bad string */
- }
- date += len;
- }
- else if (isdigit(*date)) {
- /* a digit */
- int val;
- char *end;
- if ((seconds == -1) &&
- (3 == sscanf(date, "%02d:%02d:%02d", &hours, &minutes, &seconds))) {
- /* time stamp! */
- date += 8;
- found = 1;
- }
- else {
- val = (int) strtol(date, &end, 10);
-
- if ((tz_offset == -1) && ((end - date) == 4) && (val < 1300) &&
- (indate < date) && ((date[-1] == '+' || date[-1] == '-'))) {
- /* four digits and a value less than 1300 and it is preceeded with
- a plus or minus. This is a time zone indication. */
- found = 1;
- tz_offset = (val / 100 * 60 + val % 100) * 60;
-
- /* the + and - prefix indicates the local time compared to GMT,
- this we need ther reversed math to get what we want */
- tz_offset = date[-1] == '+' ? -tz_offset : tz_offset;
- }
-
- if (((end - date) == 8) && (year == -1) && (month == -1) && (monthday == -1)) {
- /* 8 digits, no year, month or day yet. This is YYYYMMDD */
- found = 1;
- year = val / 10000;
- month = (val % 10000) / 100 - 1; /* month is 0 - 11 */
- monthday = val % 100;
- }
-
- if (!found && (dignext == DATE_MDAY) && (monthday == -1)) {
- if ((val > 0) && (val < 32)) {
- monthday = val;
- found = 1;
- }
- dignext = DATE_YEAR;
- }
-
- if (!found && (dignext == DATE_YEAR) && (year == -1)) {
- year = val;
- found = 1;
- if (year < 1900) {
- year += year > 70 ? 1900 : 2000;
- }
- if(monthday == -1) {
- dignext = DATE_MDAY;
- }
- }
-
- if (!found) {
- return -1;
- }
-
- date = end;
- }
- }
-
- part++;
- }
-
- if (-1 == seconds) {
- seconds = minutes = hours = 0; /* no time, make it zero */
- }
-
- if ((-1 == monthday) || (-1 == month) || (-1 == year)) {
- /* lacks vital info, fail */
- return -1;
- }
-
- if (sizeof(time_t) < 5) {
- /* 32 bit time_t can only hold dates to the beginning of 2038 */
- if (year > 2037) {
- return 0x7fffffff;
- }
- }
-
- tm.tm_sec = seconds;
- tm.tm_min = minutes;
- tm.tm_hour = hours;
- tm.tm_mday = monthday;
- tm.tm_mon = month;
- tm.tm_year = year - 1900;
- tm.tm_wday = 0;
- tm.tm_yday = 0;
- tm.tm_isdst = 0;
-
- t = mktime(&tm);
-
- /* time zone adjust */
- {
- struct tm *gmt, keeptime2;
- long delta;
- time_t t2;
-
- if(!(gmt = php_gmtime_r(&t, &keeptime2))) {
- return -1; /* illegal date/time */
- }
-
- t2 = mktime(gmt);
-
- /* Add the time zone diff (between the given timezone and GMT) and the
- diff between the local time zone and GMT. */
- delta = (tz_offset != -1 ? tz_offset : 0) + (t - t2);
-
- if((delta > 0) && (t + delta < t)) {
- return -1; /* time_t overflow */
- }
-
- t += delta;
- }
-
- return t;
-}
-/* }}} */
-
-/* {{{ char *http_etag(void *, size_t, http_send_mode) */
-PHP_HTTP_API char *_http_etag(const void *data_ptr, size_t data_len, http_send_mode data_mode TSRMLS_DC)
-{
- char ssb_buf[128] = {0};
- unsigned char digest[16];
- PHP_MD5_CTX ctx;
- char *new_etag = ecalloc(1, 33);
-
- PHP_MD5Init(&ctx);
-
- switch (data_mode)
- {
- case SEND_DATA:
- PHP_MD5Update(&ctx, data_ptr, data_len);
- break;
-
- case SEND_RSRC:
- if (!HTTP_G(ssb).sb.st_ino) {
- if (php_stream_stat((php_stream *) data_ptr, &HTTP_G(ssb))) {
- return NULL;
- }
- }
- snprintf(ssb_buf, 127, "%ld=%ld=%ld",
- HTTP_G(ssb).sb.st_mtime,
- HTTP_G(ssb).sb.st_ino,
- HTTP_G(ssb).sb.st_size
- );
- PHP_MD5Update(&ctx, ssb_buf, strlen(ssb_buf));
- break;
-
- default:
- efree(new_etag);
- return NULL;
- break;
- }
-
- PHP_MD5Final(digest, &ctx);
- make_digest(new_etag, digest);
-
- return new_etag;
-}
-/* }}} */
-
-/* {{{ time_t http_lmod(void *, http_send_mode) */
-PHP_HTTP_API time_t _http_lmod(const void *data_ptr, http_send_mode data_mode TSRMLS_DC)
-{
- switch (data_mode)
- {
- case SEND_DATA:
- {
- return time(NULL);
- }
-
- case SEND_RSRC:
- {
- if (!HTTP_G(ssb).sb.st_mtime) {
- if (php_stream_stat((php_stream *) data_ptr, &HTTP_G(ssb))) {
- return 0;
- }
- }
- return HTTP_G(ssb).sb.st_mtime;
- }
-
- default:
- {
- if (!HTTP_G(ssb).sb.st_mtime) {
- if(php_stream_stat_path(Z_STRVAL_P((zval *) data_ptr), &HTTP_G(ssb))) {
- return 0;
- }
- }
- return HTTP_G(ssb).sb.st_mtime;
- }
- }
-}
-/* }}} */
-
-/* {{{ STATUS http_send_status_header(int, char *) */
-PHP_HTTP_API STATUS _http_send_status_header(int status, const char *header TSRMLS_DC)
-{
- sapi_header_line h = {(char *) header, strlen(header), status};
- return sapi_header_op(SAPI_HEADER_REPLACE, &h TSRMLS_CC);
-}
-/* }}} */
-
-/* {{{ zval *http_get_server_var_ex(char *, size_t) */
-PHP_HTTP_API zval *_http_get_server_var_ex(const char *key, size_t key_size, zend_bool check TSRMLS_DC)
-{
- zval **var;
- if (SUCCESS == zend_hash_find(HTTP_SERVER_VARS, (char *) key, key_size, (void **) &var)) {
- if (check) {
- return Z_STRVAL_PP(var) && Z_STRLEN_PP(var) ? *var : NULL;
- } else {
- return *var;
- }
- }
- return NULL;
-}
-/* }}} */
-
-/* {{{ void http_ob_etaghandler(char *, uint, char **, uint *, int) */
-PHP_HTTP_API void _http_ob_etaghandler(char *output, uint output_len,
- char **handled_output, uint *handled_output_len, int mode TSRMLS_DC)
-{
- char etag[33] = { 0 };
- unsigned char digest[16];
-
- if (mode & PHP_OUTPUT_HANDLER_START) {
- PHP_MD5Init(&HTTP_G(etag_md5));
- }
-
- PHP_MD5Update(&HTTP_G(etag_md5), output, output_len);
-
- if (mode & PHP_OUTPUT_HANDLER_END) {
- PHP_MD5Final(digest, &HTTP_G(etag_md5));
-
- /* just do that if desired */
- if (HTTP_G(etag_started)) {
- make_digest(etag, digest);
-
- if (http_etag_match("HTTP_IF_NONE_MATCH", etag)) {
- http_send_status(304);
- zend_bailout();
- } else {
- http_send_etag(etag, 32);
- }
- }
- }
-
- *handled_output_len = output_len;
- *handled_output = estrndup(output, output_len);
-}
-/* }}} */
-
-/* {{{ STATUS http_start_ob_handler(php_output_handler_func_t, char *, uint, zend_bool) */
-PHP_HTTP_API STATUS _http_start_ob_handler(php_output_handler_func_t handler_func,
- char *handler_name, uint chunk_size, zend_bool erase TSRMLS_DC)
-{
- php_ob_buffer **stack;
- int count, i;
-
- if (count = OG(ob_nesting_level)) {
- stack = ecalloc(count, sizeof(php_ob_buffer *));
-
- if (count > 1) {
- zend_stack_apply_with_argument(&OG(ob_buffers), ZEND_STACK_APPLY_BOTTOMUP,
- (int (*)(void *elem, void *)) http_ob_stack_get, stack);
- }
-
- if (count > 0) {
- http_ob_stack_get(&OG(active_ob_buffer), stack);
- }
-
- while (OG(ob_nesting_level)) {
- php_end_ob_buffer(0, 0 TSRMLS_CC);
- }
- }
-
- php_ob_set_internal_handler(handler_func, chunk_size, handler_name, erase TSRMLS_CC);
-
- for (i = 0; i < count; i++) {
- php_ob_buffer *s = stack[i];
- if (strcmp(s->handler_name, "default output handler")) {
- php_start_ob_buffer_named(s->handler_name, s->chunk_size, s->erase TSRMLS_CC);
- }
- php_body_write(s->buffer, s->text_length TSRMLS_CC);
- efree(s->handler_name);
- efree(s->buffer);
- efree(s);
- }
- if (count) {
- efree(stack);
- }
-
- return SUCCESS;
-}
-/* }}} */
-
-/* {{{ zend_bool http_modified_match(char *, time_t) */
-PHP_HTTP_API zend_bool _http_modified_match_ex(const char *entry, time_t t, zend_bool enforce_presence TSRMLS_DC)
-{
- zend_bool retval;
- zval *zmodified;
- char *modified, *chr_ptr;
-
- HTTP_GSC(zmodified, entry, !enforce_presence);
-
- modified = estrndup(Z_STRVAL_P(zmodified), Z_STRLEN_P(zmodified));
- if (chr_ptr = strrchr(modified, ';')) {
- chr_ptr = 0;
- }
- retval = (t <= http_parse_date(modified));
- efree(modified);
- return retval;
-}
-/* }}} */
-
-/* {{{ zend_bool http_etag_match(char *, char *) */
-PHP_HTTP_API zend_bool _http_etag_match_ex(const char *entry, const char *etag, zend_bool enforce_presence TSRMLS_DC)
-{
- zval *zetag;
- char *quoted_etag;
- zend_bool result;
-
- HTTP_GSC(zetag, entry, !enforce_presence);
-
- if (NULL != strchr(Z_STRVAL_P(zetag), '*')) {
- return 1;
- }
-
- quoted_etag = (char *) emalloc(strlen(etag) + 3);
- sprintf(quoted_etag, "\"%s\"", etag);
-
- if (!strchr(Z_STRVAL_P(zetag), ',')) {
- result = !strcmp(Z_STRVAL_P(zetag), quoted_etag);
- } else {
- result = (NULL != strstr(Z_STRVAL_P(zetag), quoted_etag));
- }
- efree(quoted_etag);
- return result;
-}
-/* }}} */
-
-/* {{{ STATUS http_send_last_modified(int) */
-PHP_HTTP_API STATUS _http_send_last_modified(time_t t TSRMLS_DC)
-{
- char *date = NULL;
- if (date = http_date(t)) {
- char modified[96] = "Last-Modified: ";
- strcat(modified, date);
- efree(date);
-
- /* remember */
- HTTP_G(lmod) = t;
-
- return http_send_header(modified);
- }
- return FAILURE;
-}
-/* }}} */
-
-/* {{{ STATUS http_send_etag(char *, size_t) */
-PHP_HTTP_API STATUS _http_send_etag(const char *etag, size_t etag_len TSRMLS_DC)
-{
- STATUS status;
- char *etag_header;
-
- if (!etag_len){
- php_error_docref(NULL TSRMLS_CC,E_ERROR,
- "Attempt to send empty ETag (previous: %s)\n", HTTP_G(etag));
- return FAILURE;
- }
-
- /* remember */
- if (HTTP_G(etag)) {
- efree(HTTP_G(etag));
- }
- HTTP_G(etag) = estrdup(etag);
-
- etag_header = ecalloc(1, sizeof("ETag: \"\"") + etag_len);
- sprintf(etag_header, "ETag: \"%s\"", etag);
- if (SUCCESS != (status = http_send_header(etag_header))) {
- php_error_docref(NULL TSRMLS_CC, E_WARNING, "Couldn't send '%s' header", etag_header);
- }
- efree(etag_header);
- return status;
-}
-/* }}} */
-
-/* {{{ STATUS http_send_cache_control(char *, size_t) */
-PHP_HTTP_API STATUS _http_send_cache_control(const char *cache_control, size_t cc_len TSRMLS_DC)
-{
- STATUS status;
- char *cc_header = ecalloc(1, sizeof("Cache-Control: ") + cc_len);
-
- sprintf(cc_header, "Cache-Control: %s", cache_control);
- if (SUCCESS != (status = http_send_header(cc_header))) {
- php_error_docref(NULL TSRMLS_CC, E_NOTICE,
- "Could not send '%s' header", cc_header);
- }
- efree(cc_header);
- return status;
-}
-/* }}} */
-
-/* {{{ STATUS http_send_content_type(char *, size_t) */
-PHP_HTTP_API STATUS _http_send_content_type(const char *content_type, size_t ct_len TSRMLS_DC)
-{
- STATUS status;
- char *ct_header;
-
- if (!strchr(content_type, '/')) {
- php_error_docref(NULL TSRMLS_CC, E_WARNING,
- "Content-Type '%s' doesn't seem to consist of a primary and a secondary part",
- content_type);
- return FAILURE;
- }
-
- /* remember for multiple ranges */
- if (HTTP_G(ctype)) {
- efree(HTTP_G(ctype));
- }
- HTTP_G(ctype) = estrndup(content_type, ct_len);
-
- ct_header = ecalloc(1, sizeof("Content-Type: ") + ct_len);
- sprintf(ct_header, "Content-Type: %s", content_type);
-
- if (SUCCESS != (status = http_send_header(ct_header))) {
- php_error_docref(NULL TSRMLS_CC, E_WARNING,
- "Couldn't send '%s' header", ct_header);
- }
- efree(ct_header);
- return status;
-}
-/* }}} */
-
-/* {{{ STATUS http_send_content_disposition(char *, size_t, zend_bool) */
-PHP_HTTP_API STATUS _http_send_content_disposition(const char *filename, size_t f_len, zend_bool send_inline TSRMLS_DC)
-{
- STATUS status;
- char *cd_header;
-
- if (send_inline) {
- cd_header = ecalloc(1, sizeof("Content-Disposition: inline; filename=\"\"") + f_len);
- sprintf(cd_header, "Content-Disposition: inline; filename=\"%s\"", filename);
- } else {
- cd_header = ecalloc(1, sizeof("Content-Disposition: attachment; filename=\"\"") + f_len);
- sprintf(cd_header, "Content-Disposition: attachment; filename=\"%s\"", filename);
- }
-
- if (SUCCESS != (status = http_send_header(cd_header))) {
- php_error_docref(NULL TSRMLS_CC, E_WARNING, "Couldn't send '%s' header", cd_header);
- }
- efree(cd_header);
- return status;
-}
-/* }}} */
-
-/* {{{ STATUS http_cache_last_modified(time_t, time_t, char *, size_t) */
-PHP_HTTP_API STATUS _http_cache_last_modified(time_t last_modified,
- time_t send_modified, const char *cache_control, size_t cc_len TSRMLS_DC)
-{
- if (cc_len) {
- http_send_cache_control(cache_control, cc_len);
- }
-
- if (http_modified_match("HTTP_IF_MODIFIED_SINCE", last_modified)) {
- if (SUCCESS == http_send_status(304)) {
- zend_bailout();
- } else {
- php_error_docref(NULL TSRMLS_CC, E_WARNING, "Could not send 304 Not Modified");
- return FAILURE;
- }
- }
- return http_send_last_modified(send_modified);
-}
-/* }}} */
-
-/* {{{ STATUS http_cache_etag(char *, size_t, char *, size_t) */
-PHP_HTTP_API STATUS _http_cache_etag(const char *etag, size_t etag_len,
- const char *cache_control, size_t cc_len TSRMLS_DC)
-{
- if (cc_len) {
- http_send_cache_control(cache_control, cc_len);
- }
-
- if (etag_len) {
- http_send_etag(etag, etag_len);
- if (http_etag_match("HTTP_IF_NONE_MATCH", etag)) {
- if (SUCCESS == http_send_status(304)) {
- zend_bailout();
- } else {
- php_error_docref(NULL TSRMLS_CC, E_WARNING, "Could not send 304 Not Modified");
- return FAILURE;
- }
- }
- }
-
- /* if no etag is given and we didn't already start ob_etaghandler -- start it */
- if (!HTTP_G(etag_started)) {
- if (SUCCESS == http_start_ob_handler(_http_ob_etaghandler, "ob_etaghandler", 4096, 1)) {
- HTTP_G(etag_started) = 1;
- return SUCCESS;
- } else {
- php_error_docref(NULL TSRMLS_CC, E_WARNING, "Could not start ob_etaghandler");
- return FAILURE;
- }
- }
- return SUCCESS;
-}
-/* }}} */
-
-/* {{{ char *http_absolute_uri(char *) */
-PHP_HTTP_API char *_http_absolute_uri_ex(
- const char *url, size_t url_len,
- const char *proto, size_t proto_len,
- const char *host, size_t host_len,
- unsigned port TSRMLS_DC)
-{
-#if defined(PHP_WIN32) || defined(HAVE_NETDB_H)
- struct servent *se;
-#endif
- php_url *purl, furl = {NULL};
- size_t full_len = 0;
- zval *zhost = NULL;
- char *scheme = NULL, *URL = ecalloc(1, HTTP_URI_MAXLEN + 1);
-
- if ((!url || !url_len) && (
- (!(url = SG(request_info).request_uri)) ||
- (!(url_len = strlen(SG(request_info).request_uri))))) {
- php_error_docref(NULL TSRMLS_CC, E_WARNING,
- "Cannot build an absolute URI if supplied URL and REQUEST_URI is empty");
- return NULL;
- }
-
- if (!(purl = php_url_parse((char *) url))) {
- php_error_docref(NULL TSRMLS_CC, E_WARNING, "Could not parse supplied URL");
- return NULL;
- }
-
- furl.user = purl->user;
- furl.pass = purl->pass;
- furl.path = purl->path;
- furl.query = purl->query;
- furl.fragment = purl->fragment;
-
- if (proto && proto_len) {
- furl.scheme = scheme = estrdup(proto);
- } else if (purl->scheme) {
- furl.scheme = purl->scheme;
-#if defined(PHP_WIN32) || defined(HAVE_NETDB_H)
- } else if (port && (se = getservbyport(port, "tcp"))) {
- furl.scheme = (scheme = estrdup(se->s_name));
-#endif
- } else {
- furl.scheme = "http";
- }
-
- if (port) {
- furl.port = port;
- } else if (purl->port) {
- furl.port = purl->port;
- } else if (strncmp(furl.scheme, "http", 4)) {
-#if defined(PHP_WIN32) || defined(HAVE_NETDB_H)
- if (se = getservbyname(furl.scheme, "tcp")) {
- furl.port = se->s_port;
- }
-#endif
- } else {
- furl.port = (furl.scheme[4] == 's') ? 443 : 80;
- }
-
- if (host) {
- furl.host = (char *) host;
- } else if (purl->host) {
- furl.host = purl->host;
- } else if ( (zhost = http_get_server_var("HTTP_HOST")) ||
- (zhost = http_get_server_var("SERVER_NAME"))) {
- furl.host = Z_STRVAL_P(zhost);
- } else {
- furl.host = "localhost";
- }
-
-#define HTTP_URI_STRLCATS(URL, full_len, add_string) HTTP_URI_STRLCAT(URL, full_len, add_string, sizeof(add_string)-1)
-#define HTTP_URI_STRLCATL(URL, full_len, add_string) HTTP_URI_STRLCAT(URL, full_len, add_string, strlen(add_string))
-#define HTTP_URI_STRLCAT(URL, full_len, add_string, add_len) \
- if ((full_len += add_len) > HTTP_URI_MAXLEN) { \
- php_error_docref(NULL TSRMLS_CC, E_NOTICE, \
- "Absolute URI would have exceeded max URI length (%d bytes) - " \
- "tried to add %d bytes ('%s')", \
- HTTP_URI_MAXLEN, add_len, add_string); \
- if (scheme) { \
- efree(scheme); \
- } \
- php_url_free(purl); \
- return URL; \
- } else { \
- strcat(URL, add_string); \
- }
-
- HTTP_URI_STRLCATL(URL, full_len, furl.scheme);
- HTTP_URI_STRLCATS(URL, full_len, "://");
-
- if (furl.user) {
- HTTP_URI_STRLCATL(URL, full_len, furl.user);
- if (furl.pass) {
- HTTP_URI_STRLCATS(URL, full_len, ":");
- HTTP_URI_STRLCATL(URL, full_len, furl.pass);
- }
- HTTP_URI_STRLCATS(URL, full_len, "@");
- }
-
- HTTP_URI_STRLCATL(URL, full_len, furl.host);
-
- if ( (!strcmp(furl.scheme, "http") && (furl.port != 80)) ||
- (!strcmp(furl.scheme, "https") && (furl.port != 443))) {
- char port_string[8] = {0};
- snprintf(port_string, 7, ":%u", furl.port);
- HTTP_URI_STRLCATL(URL, full_len, port_string);
- }
-
- if (furl.path) {
- if (furl.path[0] != '/') {
- HTTP_URI_STRLCATS(URL, full_len, "/");
- }
- HTTP_URI_STRLCATL(URL, full_len, furl.path);
- } else {
- HTTP_URI_STRLCATS(URL, full_len, "/");
- }
-
- if (furl.query) {
- HTTP_URI_STRLCATS(URL, full_len, "?");
- HTTP_URI_STRLCATL(URL, full_len, furl.query);
- }