X-Git-Url: https://git.m6w6.name/?p=m6w6%2Fext-http;a=blobdiff_plain;f=http_api.c;h=f59a7d0a75cf2d7fd7561b624d2068ff9406d840;hp=20dc30da8d2629770946254ce5282c62562d66b1;hb=61ced187b8a3a3c21578d253e37d1a076aa0aed4;hpb=985d2372a8eb0038e3244496c3f13acede337bdc diff --git a/http_api.c b/http_api.c index 20dc30d..f59a7d0 100644 --- a/http_api.c +++ b/http_api.c @@ -18,283 +18,45 @@ #ifdef HAVE_CONFIG_H # include "config.h" #endif - -#include - -#ifdef PHP_WIN32 -# include -#elif defined(HAVE_NETDB_H) -# include -#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_smart_str.h" -#include "ext/standard/php_lcg.h" #include "SAPI.h" - -#ifdef ZEND_ENGINE_2 -# include "ext/standard/php_http.h" -#endif +#include "ext/standard/url.h" #include "php_http.h" -#include "php_http_api.h" #include "php_http_std_defs.h" +#include "php_http_api.h" +#include "php_http_headers_api.h" +#include "php_http_send_api.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, const size_t begin, const size_t end, const 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, const size_t begin, - const size_t end, const 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, , 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; -} +#ifdef ZEND_ENGINE_2 +# include "zend_exceptions.h" +# include "php_http_exception_object.h" +#endif -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; -} +#include -/* return the time zone offset between GMT and the input one, in number - of seconds or -1 if the timezone wasn't found/legal */ +#ifdef HTTP_HAVE_MAGIC +# if defined(PHP_WIN32) && !defined(USE_MAGIC_DLL) && !defined(USE_MAGIC_STATIC) +# define USE_MAGIC_STATIC +# endif +# include +#endif -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; -} -/* }}} */ +ZEND_EXTERN_MODULE_GLOBALS(http); -/* char *pretty_key(char *, int, int, int) */ -char *pretty_key(char *key, int key_len, int uctitle, int xhyphen) +/* char *pretty_key(char *, size_t, zend_bool, zend_bool) */ +char *_http_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]); + size_t i; + int wasalpha; + if (wasalpha = isalpha((int) key[0])) { + key[0] = (char) (uctitle ? toupper((int) key[0]) : tolower((int) key[0])); } for (i = 1; i < key_len; i++) { - if (isalpha(key[i])) { - key[i] = ((!wasalpha) && uctitle) ? toupper(key[i]) : tolower(key[i]); + if (isalpha((int) key[i])) { + key[i] = (char) (((!wasalpha) && uctitle) ? toupper((int) key[i]) : tolower((int) key[i])); wasalpha = 1; } else { if (xhyphen && (key[i] == '_')) { @@ -308,1545 +70,341 @@ char *pretty_key(char *key, int key_len, int uctitle, int xhyphen) } /* }}} */ -/* {{{ 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) +/* {{{ */ +void _http_key_list_default_decoder(const char *encoded, size_t encoded_len, char **decoded, size_t *decoded_len 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; + *decoded = estrndup(encoded, encoded_len); + *decoded_len = (size_t) php_url_decode(*decoded, encoded_len); } /* }}} */ -/* {{{ time_t http_parse_date(char *) - Originally by libcurl, Copyright (C) 1998 - 2004, Daniel Stenberg, , et al. */ -PHP_HTTP_API time_t _http_parse_date(const char *date) +/* {{{ */ +STATUS _http_parse_key_list(const char *list, HashTable *items, char separator, http_key_list_decode_t decode, zend_bool first_entry_is_name_value_pair TSRMLS_DC) { - 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; - } + const char *key = list, *val = NULL; + int vallen = 0, keylen = 0, done = 0; + zval array; - date = end; - } - } + Z_ARRVAL(array) = items; - part++; + if (!(val = strchr(list, '='))) { + return FAILURE; } - if (-1 == seconds) { - seconds = minutes = hours = 0; /* no time, make it zero */ +#define HTTP_KEYLIST_VAL(array, k, str, len) \ + { \ + char *decoded; \ + size_t decoded_len; \ + if (decode) { \ + decode(str, len, &decoded, &decoded_len TSRMLS_CC); \ + } else { \ + decoded_len = len; \ + decoded = estrndup(str, decoded_len); \ + } \ + add_assoc_stringl(array, k, decoded, decoded_len, 0); \ } - - if ((-1 == monthday) || (-1 == month) || (-1 == year)) { - /* lacks vital info, fail */ - return -1; +#define HTTP_KEYLIST_FIXKEY() \ + { \ + while (isspace(*key)) ++key; \ + keylen = val - key; \ + while (isspace(key[keylen - 1])) --keylen; \ } - - if (sizeof(time_t) < 5) { - /* 32 bit time_t can only hold dates to the beginning of 2038 */ - if (year > 2037) { - return 0x7fffffff; - } +#define HTTP_KEYLIST_FIXVAL() \ + { \ + ++val; \ + while (isspace(*val)) ++val; \ + vallen = key - val; \ + while (isspace(val[vallen - 1])) --vallen; \ } - 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); + HTTP_KEYLIST_FIXKEY(); - /* time zone adjust */ - { - struct tm *gmt, keeptime2; - long delta; - time_t t2; + if (first_entry_is_name_value_pair) { + HTTP_KEYLIST_VAL(&array, "name", key, keylen); - if(!(gmt = php_gmtime_r(&t, &keeptime2))) { - return -1; /* illegal date/time */ + /* just one name=value */ + if (!(key = strchr(val, separator))) { + key = val + strlen(val); + HTTP_KEYLIST_FIXVAL(); + HTTP_KEYLIST_VAL(&array, "value", val, vallen); + return SUCCESS; } - - 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 */ + /* additional info appended */ + else { + HTTP_KEYLIST_FIXVAL(); + HTTP_KEYLIST_VAL(&array, "value", val, vallen); } - - t += delta; - } - - return t; -} -/* }}} */ - -/* {{{ char *http_etag(void *, size_t, http_send_mode) */ -PHP_HTTP_API char *_http_etag(const void *data_ptr, const size_t data_len, - const 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; -} -/* }}} */ + do { + char *keydup = NULL; -/* {{{ time_t http_lmod(void *, http_send_mode) */ -PHP_HTTP_API time_t _http_lmod(const void *data_ptr, const http_send_mode data_mode TSRMLS_DC) -{ - switch (data_mode) - { - case SEND_DATA: - { - return time(NULL); + if (!(val = strchr(key, '='))) { + break; } - 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; + /* start at 0 if first_entry_is_name_value_pair==0 */ + if (zend_hash_num_elements(items)) { + ++key; } - 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; + HTTP_KEYLIST_FIXKEY(); + keydup = estrndup(key, keylen); + if (!(key = strchr(val, separator))) { + done = 1; + key = val + strlen(val); } - } -} -/* }}} */ + HTTP_KEYLIST_FIXVAL(); + HTTP_KEYLIST_VAL(&array, keydup, val, vallen); + efree(keydup); + } while (!done); -/* {{{ STATUS http_send_status_header(int, char *) */ -PHP_HTTP_API STATUS _http_send_status_header(const 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); + return SUCCESS; } /* }}} */ -/* {{{ 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) +/* {{{ void http_error(long, long, char*) */ +void _http_error_ex(long type TSRMLS_DC, long code, const char *format, ...) { - 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; + va_list args; + + va_start(args, format); +#ifdef ZEND_ENGINE_2 + if ((type == E_THROW) || (PG(error_handling) == EH_THROW)) { + char *message; + + vspprintf(&message, 0, format, args); + zend_throw_exception(http_exception_get_for_code(code), message, code TSRMLS_CC); + } else +#endif + php_verror(NULL, "", type, format, args TSRMLS_CC); + va_end(args); } /* }}} */ -/* {{{ 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) +/* {{{ void http_log(char *, char *, char *) */ +void _http_log_ex(char *file, const char *ident, const char *message 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); - } - } + time_t now; + struct tm nowtm; + char datetime[128]; + + time(&now); + strftime(datetime, sizeof(datetime), "%Y-%m-%d %H:%M:%S", php_localtime_r(&now, &nowtm)); + +#define HTTP_LOG_WRITE(file, type, msg) \ + if (file && strlen(file)) { \ + php_stream *log = php_stream_open_wrapper(file, "ab", REPORT_ERRORS|ENFORCE_SAFE_MODE, NULL); \ + \ + if (log) { \ + php_stream_printf(log TSRMLS_CC, "%s\t[%s]\t%s\t<%s>%s", datetime, type, msg, SG(request_info).request_uri, PHP_EOL); \ + php_stream_close(log); \ + } \ + \ } - - *handled_output_len = output_len; - *handled_output = estrndup(output, output_len); + + HTTP_LOG_WRITE(file, ident, message); + HTTP_LOG_WRITE(HTTP_G(log).composite, ident, message); } /* }}} */ -/* {{{ 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) +/* {{{ STATUS http_exit(int, char*, char*) */ +STATUS _http_exit_ex(int status, char *header, char *body, zend_bool send_header 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); + if (status || send_header) { + if (SUCCESS != http_send_status_header(status, send_header ? header : NULL)) { + http_error_ex(HE_WARNING, HTTP_E_HEADER, "Failed to exit with status/header: %d - %s", status, header ? header : ""); + STR_FREE(header); + STR_FREE(body); + return FAILURE; } } - - 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 (body) { + PHPWRITE(body, strlen(body)); } - if (count) { - efree(stack); + + switch (status) + { + case 301: http_log(HTTP_G(log).redirect, "301-REDIRECT", header); break; + case 302: http_log(HTTP_G(log).redirect, "302-REDIRECT", header); break; + case 304: http_log(HTTP_G(log).cache, "304-CACHE", header); break; + case 405: http_log(HTTP_G(log).allowed_methods, "405-ALLOWED", header); break; + default: http_log(NULL, header, body); break; } - + + STR_FREE(header); + STR_FREE(body); + + zend_bailout(); + /* fake */ return SUCCESS; } /* }}} */ -/* {{{ int http_modified_match(char *, time_t) */ -PHP_HTTP_API int _http_modified_match_ex(const char *entry, const time_t t, - const int enforce_presence TSRMLS_DC) +/* {{{ STATUS http_check_method(char *) */ +STATUS _http_check_method_ex(const char *method, const char *methods) { - int retval; - zval *zmodified; - char *modified, *chr_ptr; - - HTTP_GSC(zmodified, entry, !enforce_presence); + const char *found; - modified = estrndup(Z_STRVAL_P(zmodified), Z_STRLEN_P(zmodified)); - if (chr_ptr = strrchr(modified, ';')) { - chr_ptr = 0; + if ( (found = strstr(methods, method)) && + (found == method || !isalpha(found[-1])) && + (!isalpha(found[strlen(method) + 1]))) { + return SUCCESS; } - retval = (t <= http_parse_date(modified)); - efree(modified); - return retval; + return FAILURE; } /* }}} */ -/* {{{ int http_etag_match(char *, char *) */ -PHP_HTTP_API int _http_etag_match_ex(const char *entry, const char *etag, - const int enforce_presence TSRMLS_DC) +/* {{{ 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 *zetag; - char *quoted_etag; - STATUS result; - - HTTP_GSC(zetag, entry, !enforce_presence); - - if (NULL != strchr(Z_STRVAL_P(zetag), '*')) { - return 1; + zval **hsv; + zval **var; + + if (SUCCESS != zend_hash_find(&EG(symbol_table), "_SERVER", sizeof("_SERVER"), (void **) &hsv)) { + return NULL; } - - 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)); + if (SUCCESS != zend_hash_find(Z_ARRVAL_PP(hsv), (char *) key, key_size, (void **) &var)) { + return NULL; + } + if (check && !(Z_STRVAL_PP(var) && Z_STRLEN_PP(var))) { + return NULL; } - efree(quoted_etag); - return result; + return *var; } /* }}} */ -/* {{{ STATUS http_send_last_modified(int) */ -PHP_HTTP_API STATUS _http_send_last_modified(const time_t t TSRMLS_DC) +/* {{{ STATUS http_get_request_body(char **, size_t *) */ +PHP_HTTP_API STATUS _http_get_request_body_ex(char **body, size_t *length, zend_bool dup 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; + *length = 0; + *body = NULL; - return http_send_header(modified); + if (SG(request_info).raw_post_data) { + *length = SG(request_info).raw_post_data_length; + *body = (char *) (dup ? estrndup(SG(request_info).raw_post_data, *length) : SG(request_info).raw_post_data); + return SUCCESS; } return FAILURE; } /* }}} */ -/* {{{ static STATUS http_send_etag(char *, int) */ -PHP_HTTP_API STATUS _http_send_etag(const char *etag, - const int etag_len TSRMLS_DC) +/* {{{ char *http_chunked_decode(char *, size_t, char **, size_t *) */ +PHP_HTTP_API const char *_http_chunked_decode(const char *encoded, size_t encoded_len, char **decoded, size_t *decoded_len TSRMLS_DC) { - STATUS status; - char *etag_header; + const char *e_ptr; + char *d_ptr; + + *decoded_len = 0; + *decoded = ecalloc(1, encoded_len); + d_ptr = *decoded; + e_ptr = encoded; - if (!etag_len){ - php_error_docref(NULL TSRMLS_CC,E_ERROR, - "Attempt to send empty ETag (previous: %s)\n", HTTP_G(etag)); - return FAILURE; - } + while (((e_ptr - encoded) - encoded_len) > 0) { + size_t chunk_len = 0, EOL_len = 0; + int eol_mismatch = 0; + char *n_ptr; + + chunk_len = strtol(e_ptr, &n_ptr, 16); + + /* check if: + * - we could not read in chunk size + * - chunk size is not followed by (CR)LF|NUL + */ + if ((n_ptr == e_ptr) || (*n_ptr && (eol_mismatch = n_ptr != http_locate_eol(e_ptr, &EOL_len)))) { + /* don't fail on apperently not encoded data */ + if (e_ptr == encoded) { + memcpy(*decoded, encoded, encoded_len); + *decoded_len = encoded_len; + return encoded + encoded_len; + } else { + efree(*decoded); + if (eol_mismatch) { + if (EOL_len == 2) { + http_error_ex(HE_WARNING, HTTP_E_ENCODING, "Invalid character (expected 0x0D 0x0A; got: 0x%X 0x%X)", *n_ptr, *(n_ptr + 1)); + } else { + http_error_ex(HE_WARNING, HTTP_E_ENCODING, "Invalid character (expected 0x0A; got: 0x%X)", *n_ptr); + } + } else { + char *error = estrndup(n_ptr, strcspn(n_ptr, "\r\n ")); + http_error_ex(HE_WARNING, HTTP_E_ENCODING, "Invalid chunk size: '%s' at pos %d", error, n_ptr - encoded); + efree(error); + } + return NULL; + } + } else { + e_ptr = n_ptr; + } - /* remember */ - if (HTTP_G(etag)) { - efree(HTTP_G(etag)); - } - HTTP_G(etag) = estrdup(etag); + /* reached the end */ + if (!chunk_len) { + break; + } - 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); + memcpy(d_ptr, e_ptr += EOL_len, chunk_len); + d_ptr += chunk_len; + e_ptr += chunk_len + EOL_len; + *decoded_len += chunk_len; } - 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, - const 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; + return e_ptr; } /* }}} */ -/* {{{ STATUS http_send_content_type(char *, size_t) */ -PHP_HTTP_API STATUS _http_send_content_type(const char *content_type, - const size_t ct_len TSRMLS_DC) +/* {{{ char *http_guess_content_type(char *magic_file, long magic_mode, void *data, size_t size, http_send_mode mode) */ +PHP_HTTP_API char *_http_guess_content_type(const char *magicfile, long magicmode, void *data_ptr, size_t data_len, http_send_mode data_mode TSRMLS_DC) { - STATUS status; - char *ct_header; + char *ct = NULL; - 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, - const size_t f_len, const int 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(const time_t last_modified, - const time_t send_modified, const char *cache_control, const 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, const size_t etag_len, - const char *cache_control, const 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); - } - - if (furl.fragment) { - HTTP_URI_STRLCATS(URL, full_len, "#"); - HTTP_URI_STRLCATL(URL, full_len, furl.fragment); - } - - if (scheme) { - efree(scheme); - } - php_url_free(purl); - - return URL; -} -/* }}} */ - -/* {{{ char *http_negotiate_q(char *, HashTable *, char *) */ -PHP_HTTP_API char *_http_negotiate_q(const char *entry, const HashTable *supported, const char *def TSRMLS_DC) -{ - zval *zaccept, zdelim, zarray, zentries, **zentry, **zsupp; - char *q_ptr = NULL, *key = NULL; - int i = 0, idx = 0; - double qual; - - HTTP_GSC(zaccept, entry, estrdup(def)); - - array_init(&zarray); - array_init(&zentries); - - Z_STRVAL(zdelim) = ","; - Z_STRLEN(zdelim) = 1; - - php_explode(&zdelim, zaccept, &zarray, -1); - - FOREACH_HASH_VAL(Z_ARRVAL(zarray), zentry) { - if (q_ptr = strrchr(Z_STRVAL_PP(zentry), ';')) { - qual = strtod(q_ptr + 3, NULL); - *q_ptr = 0; - q_ptr = NULL; - } else { - qual = 1000.0 - i++; - } - FOREACH_HASH_VAL((HashTable *)supported, zsupp) { - if (!strcasecmp(Z_STRVAL_PP(zsupp), Z_STRVAL_PP(zentry))) { - add_assoc_double(&zentries, Z_STRVAL_PP(zsupp), qual); - break; - } - } - } - zval_dtor(&zarray); - - zend_hash_sort(Z_ARRVAL(zentries), zend_qsort, http_sort_q, 0 TSRMLS_CC); - - FOREACH_HASH_KEY(Z_ARRVAL(zentries), key, idx) { - if (key) { - return estrdup(key); - } - } +#ifdef HTTP_HAVE_MAGIC + struct magic_set *magic = magic_open(magicmode); - return estrdup(def); -} -/* }}} */ - -/* {{{ http_range_status http_get_request_ranges(HashTable *ranges, size_t) */ -PHP_HTTP_API http_range_status _http_get_request_ranges(HashTable *ranges, - const size_t length TSRMLS_DC) -{ - zval *zrange; - char *range, c; - long begin = -1, end = -1, *ptr; - - HTTP_GSC(zrange, "HTTP_RANGE", RANGE_NO); - range = Z_STRVAL_P(zrange); - - if (strncmp(range, "bytes=", sizeof("bytes=") - 1)) { - php_error_docref(NULL TSRMLS_CC, E_NOTICE, "Range header misses bytes="); - return RANGE_NO; - } - - ptr = &begin; - range += sizeof("bytes=") - 1; - - do { - switch (c = *(range++)) - { - case '0': - *ptr *= 10; - break; - - case '1': case '2': case '3': - case '4': case '5': case '6': - case '7': case '8': case '9': - /* - * If the value of the pointer is already set (non-negative) - * then multiply its value by ten and add the current value, - * else initialise the pointers value with the current value - * -- - * This let us recognize empty fields when validating the - * ranges, i.e. a "-10" for begin and "12345" for the end - * was the following range request: "Range: bytes=0-12345"; - * While a "-1" for begin and "12345" for the end would - * have been: "Range: bytes=-12345". - */ - if (*ptr > 0) { - *ptr *= 10; - *ptr += c - '0'; - } else { - *ptr = c - '0'; - } - break; - - case '-': - ptr = &end; - break; - - case ' ': - /* IE - ignore for now */ - break; - - case 0: - case ',': - - if (length) { - /* validate ranges */ - switch (begin) - { - /* "0-12345" */ - case -10: - if (length <= end) { - return RANGE_ERR; - } - begin = 0; - break; - - /* "-12345" */ - case -1: - if (length <= end) { - return RANGE_ERR; - } - begin = length - end; - end = length - 1; - break; - - /* "12345-(xxx)" */ - default: - switch (end) - { - /* "12345-" */ - case -1: - if (length <= begin) { - return RANGE_ERR; - } - end = length - 1; - break; - - /* "12345-67890" */ - default: - if ( (length <= begin) || - (length <= end) || - (end < begin)) { - return RANGE_ERR; - } - break; - } - break; - } - } - { - zval *zentry; - MAKE_STD_ZVAL(zentry); - array_init(zentry); - add_index_long(zentry, 0, begin); - add_index_long(zentry, 1, end); - zend_hash_next_index_insert(ranges, &zentry, sizeof(zval *), NULL); - - begin = -1; - end = -1; - ptr = &begin; - } - break; - - default: - return RANGE_NO; - break; - } - } while (c != 0); - - return RANGE_OK; -} -/* }}} */ - -/* {{{ STATUS http_send_ranges(HashTable *, void *, size_t, http_send_mode) */ -PHP_HTTP_API STATUS _http_send_ranges(HashTable *ranges, const void *data, const size_t size, const http_send_mode mode TSRMLS_DC) -{ - long **begin, **end; - zval **zrange; - - /* single range */ - if (zend_hash_num_elements(ranges) == 1) { - char range_header[256] = {0}; - - if (SUCCESS != zend_hash_index_find(ranges, 0, (void **) &zrange) || - SUCCESS != zend_hash_index_find(Z_ARRVAL_PP(zrange), 0, (void **) &begin) || - SUCCESS != zend_hash_index_find(Z_ARRVAL_PP(zrange), 1, (void **) &end)) { - return FAILURE; - } - - /* Send HTTP 206 Partial Content */ - http_send_status(206); - - /* send content range header */ - snprintf(range_header, 255, "Content-Range: bytes %d-%d/%d", **begin, **end, size); - http_send_header(range_header); - - /* send requested chunk */ - return http_send_chunk(data, **begin, **end + 1, mode); - } - - /* multi range */ - else { - char bound[23] = {0}, preface[1024] = {0}, - multi_header[68] = "Content-Type: multipart/byteranges; boundary="; - - /* Send HTTP 206 Partial Content */ - http_send_status(206); - - /* send multipart/byteranges header */ - snprintf(bound, 22, "--%d%0.9f", time(NULL), php_combined_lcg(TSRMLS_C)); - strncat(multi_header, bound + 2, 21); - http_send_header(multi_header); - - /* send each requested chunk */ - FOREACH_HASH_VAL(ranges, zrange) { - if (SUCCESS != zend_hash_index_find(Z_ARRVAL_PP(zrange), 0, (void **) &begin) || - SUCCESS != zend_hash_index_find(Z_ARRVAL_PP(zrange), 1, (void **) &end)) { - break; - } - - snprintf(preface, 1023, - HTTP_CRLF "%s" - HTTP_CRLF "Content-Type: %s" - HTTP_CRLF "Content-Range: bytes %ld-%ld/%ld" - HTTP_CRLF - HTTP_CRLF, - - bound, - HTTP_G(ctype) ? HTTP_G(ctype) : "application/x-octetstream", - **begin, - **end, - size - ); - - php_body_write(preface, strlen(preface) TSRMLS_CC); - http_send_chunk(data, **begin, **end + 1, mode); - } - - /* write boundary once more */ - php_body_write(HTTP_CRLF, sizeof(HTTP_CRLF) - 1 TSRMLS_CC); - php_body_write(bound, strlen(bound) TSRMLS_CC); - php_body_write("--", 2 TSRMLS_CC); - - return SUCCESS; - } -} -/* }}} */ - -/* {{{ STATUS http_send(void *, size_t, http_send_mode) */ -PHP_HTTP_API STATUS _http_send(const void *data_ptr, const size_t data_size, - const http_send_mode data_mode TSRMLS_DC) -{ - HashTable ranges; - http_range_status range_status; - int cache_etag = 0; - - if (!data_ptr) { - return FAILURE; - } - if (!data_size) { - return SUCCESS; - } - - /* stop on-the-fly etag generation */ - if (cache_etag = HTTP_G(etag_started)) { - /* interrupt */ - HTTP_G(etag_started) = 0; - /* never ever use the output to compute the ETag if http_send() is used */ - php_end_ob_buffers(0 TSRMLS_CC); - } - - zend_hash_init(&ranges, 0, NULL, ZVAL_PTR_DTOR, 0); - range_status = http_get_request_ranges(&ranges, data_size); - - if (range_status == RANGE_ERR) { - zend_hash_destroy(&ranges); - http_send_status(416); - return FAILURE; - } - - /* Range Request - only send ranges if entity hasn't changed */ - if ( range_status == RANGE_OK && - http_etag_match_ex("HTTP_IF_MATCH", HTTP_G(etag), 0) && - http_modified_match_ex("HTTP_IF_UNMODIFIED_SINCE", HTTP_G(lmod), 0)) { - STATUS result = http_send_ranges(&ranges, data_ptr, data_size, data_mode); - zend_hash_destroy(&ranges); - return result; - } - - zend_hash_destroy(&ranges); - - /* send 304 Not Modified if etag matches */ - if (cache_etag) { - char *etag = NULL; - int etag_match = 0; - - if (!(etag = http_etag(data_ptr, data_size, data_mode))) { - return FAILURE; - } - - http_send_etag(etag, 32); - etag_match = http_etag_match("HTTP_IF_NONE_MATCH", etag); - efree(etag); + if (!magic) { + http_error_ex(HE_WARNING, HTTP_E_INVALID_PARAM, "Invalid magic mode: %ld", magicmode); + } else if (-1 == magic_load(magic, magicfile)) { + http_error_ex(HE_WARNING, HTTP_E_RUNTIME, "Failed to load magic database '%s'", magicfile); + } else { + const char *ctype = NULL; - if (etag_match) { - return http_send_status(304); - } - } - - /* send 304 Not Modified if last modified matches */ - if (http_modified_match("HTTP_IF_MODIFIED_SINCE", HTTP_G(lmod))) { - return http_send_status(304); - } - - /* send full entity */ - return http_send_chunk(data_ptr, 0, data_size, data_mode); -} -/* }}} */ - -/* {{{ STATUS http_send_stream(php_stream *) */ -PHP_HTTP_API STATUS _http_send_stream_ex(php_stream *file, - zend_bool close_stream TSRMLS_DC) -{ - STATUS status; - - if ((!file) || php_stream_stat(file, &HTTP_G(ssb))) { - return FAILURE; - } - - status = http_send(file, HTTP_G(ssb).sb.st_size, SEND_RSRC); - - if (close_stream) { - php_stream_close(file); - } - - return status; -} -/* }}} */ - -/* {{{ STATUS http_chunked_decode(char *, size_t, char **, size_t *) */ -PHP_HTTP_API STATUS _http_chunked_decode(const char *encoded, - const size_t encoded_len, char **decoded, size_t *decoded_len TSRMLS_DC) -{ - const char *e_ptr; - char *d_ptr; - - *decoded_len = 0; - *decoded = ecalloc(1, encoded_len); - d_ptr = *decoded; - e_ptr = encoded; - - while (((e_ptr - encoded) - encoded_len) > 0) { - char hex_len[9] = {0}; - size_t chunk_len = 0; - int i = 0; - - /* read in chunk size */ - while (isxdigit(*e_ptr)) { - if (i == 9) { - php_error_docref(NULL TSRMLS_CC, E_WARNING, - "Chunk size is too long: 0x%s...", hex_len); - efree(*decoded); - return FAILURE; - } - hex_len[i++] = *e_ptr++; - } - - /* reached the end */ - if (!strcmp(hex_len, "0")) { - break; - } - - /* new line */ - if (strncmp(e_ptr, HTTP_CRLF, 2)) { - php_error_docref(NULL TSRMLS_CC, E_WARNING, - "Invalid character (expected 0x0D 0x0A; got: %x %x)", - *e_ptr, *(e_ptr + 1)); - efree(*decoded); - return FAILURE; - } - - /* hex to long */ + switch (data_mode) { - char *error = NULL; - chunk_len = strtol(hex_len, &error, 16); - if (error == hex_len) { - php_error_docref(NULL TSRMLS_CC, E_WARNING, - "Invalid chunk size string: '%s'", hex_len); - efree(*decoded); - return FAILURE; + case SEND_RSRC: + { + char *buffer; + size_t b_len; + + b_len = php_stream_copy_to_mem(data_ptr, &buffer, 65536, 0); + ctype = magic_buffer(magic, buffer, b_len); + efree(buffer); } - } - - memcpy(d_ptr, e_ptr += 2, chunk_len); - d_ptr += chunk_len; - e_ptr += chunk_len + 2; - *decoded_len += chunk_len; - } - - return SUCCESS; -} -/* }}} */ - -/* {{{ STATUS http_split_response(zval *, zval *, zval *) */ -PHP_HTTP_API STATUS _http_split_response(zval *response, zval *headers, zval *body TSRMLS_DC) -{ - char *b = NULL; - size_t l = 0; - STATUS status = http_split_response_ex(Z_STRVAL_P(response), Z_STRLEN_P(response), Z_ARRVAL_P(headers), &b, &l); - ZVAL_STRINGL(body, b, l, 0); - return status; -} -/* }}} */ - -/* {{{ STATUS http_split_response(char *, size_t, HashTable *, char **, size_t *) */ -PHP_HTTP_API STATUS _http_split_response_ex(char *response, - size_t response_len, HashTable *headers, char **body, size_t *body_len TSRMLS_DC) -{ - char *header = response, *real_body = NULL; - - while (0 < (response_len - (response - header + 4))) { - if ( (*response++ == '\r') && - (*response++ == '\n') && - (*response++ == '\r') && - (*response++ == '\n')) { - real_body = response; break; - } - } - - if (real_body && (*body_len = (response_len - (real_body - header)))) { - *body = ecalloc(1, *body_len + 1); - memcpy(*body, real_body, *body_len); - } - - return http_parse_headers_ex(header, real_body ? response_len - *body_len : response_len, headers, 1); -} -/* }}} */ - -/* {{{ STATUS http_parse_headers(char *, long, zval *) */ -PHP_HTTP_API STATUS _http_parse_headers_ex(char *header, int header_len, - HashTable *headers, zend_bool prettify TSRMLS_DC) -{ - char *colon = NULL, *line = NULL, *begin = header; - zval array; - - Z_ARRVAL(array) = headers; - - if (header_len < 2) { - return FAILURE; - } - - /* status code */ - if (!strncmp(header, "HTTP/1.", 7)) { - char *end = strstr(header, HTTP_CRLF); - add_assoc_stringl(&array, "Status", - header + sizeof("HTTP/1.x ") - 1, - end - (header + sizeof("HTTP/1.x ") - 1), 1); - header = end + 2; - } - - line = header; - - while (header_len >= (line - begin)) { - int value_len = 0; - - switch (*line++) - { - case 0: - --value_len; /* we don't have CR so value length is one char less */ - case '\n': - if (colon && ((!(*line - 1)) || ((*line != ' ') && (*line != '\t')))) { - - /* skip empty key */ - if (header != colon) { - char *key = estrndup(header, colon - header); - - if (prettify) { - key = pretty_key(key, colon - header, 1, 1); - } - - value_len += line - colon - 1; - - /* skip leading ws */ - while (isspace(*(++colon))) --value_len; - /* skip trailing ws */ - while (isspace(colon[value_len - 1])) --value_len; - - if (value_len < 1) { - /* hm, empty header? */ - add_assoc_stringl(&array, key, "", 0, 1); - } else { - add_assoc_stringl(&array, key, colon, value_len, 1); - } - efree(key); - } - - colon = NULL; - value_len = 0; - header += line - header; - } + + case SEND_DATA: + ctype = magic_buffer(magic, data_ptr, data_len); break; - - case ':': - if (!colon) { - colon = line - 1; - } + + default: + ctype = magic_file(magic, data_ptr); break; } - } - return SUCCESS; -} -/* }}} */ - -/* {{{ void http_get_request_headers_ex(HashTable *, zend_bool) */ -PHP_HTTP_API void _http_get_request_headers_ex(HashTable *headers, zend_bool prettify TSRMLS_DC) -{ - char *key = NULL; - long idx = 0; - zval array; - - Z_ARRVAL(array) = headers; - - FOREACH_HASH_KEY(HTTP_SERVER_VARS, key, idx) { - if (key && !strncmp(key, "HTTP_", 5)) { - zval **header; - - key += 5; - if (prettify) { - key = pretty_key(key, strlen(key), 1, 1); - } - - zend_hash_get_current_data(HTTP_SERVER_VARS, (void **) &header); - add_assoc_stringl(&array, key, Z_STRVAL_PP(header), Z_STRLEN_PP(header), 1); - key = NULL; - } - } -} -/* }}} */ - -/* {{{ STATUS http_urlencode_hash_ex(HashTable *, int, char **, size_t *) */ -PHP_HTTP_API STATUS _http_urlencode_hash_ex(HashTable *hash, int override_argsep, - char *pre_encoded_data, size_t pre_encoded_len, - char **encoded_data, size_t *encoded_len TSRMLS_DC) -{ - smart_str qstr = {0}; - - if (override_argsep) { - HTTP_URL_ARGSEP_OVERRIDE; - } - - if (pre_encoded_len && pre_encoded_data) { - smart_str_appendl(&qstr, pre_encoded_data, pre_encoded_len); - } - - if (SUCCESS != php_url_encode_hash_ex(hash, &qstr, NULL, 0, NULL, 0, NULL, 0, NULL TSRMLS_CC)) { - php_error_docref(NULL TSRMLS_CC, E_WARNING, "Couldn't encode query data"); - if (qstr.c) { - efree(qstr.c); - } - if (override_argsep) { - HTTP_URL_ARGSEP_RESTORE; - } - return FAILURE; - } - - if (override_argsep) { - HTTP_URL_ARGSEP_RESTORE; - } - - smart_str_0(&qstr); - - *encoded_data = qstr.c; - if (encoded_len) { - *encoded_len = qstr.len; - } - - return SUCCESS; -} -/* }}} */ - -/* {{{ STATUS http_auth_header(char *, char*) */ -PHP_HTTP_API STATUS _http_auth_header(const char *type, const char *realm TSRMLS_DC) -{ - char realm_header[1024] = {0}; - snprintf(realm_header, 1023, "WWW-Authenticate: %s realm=\"%s\"", type, realm); - return http_send_status_header(401, realm_header); -} -/* }}} */ - -/* {{{ STATUS http_auth_credentials(char **, char **) */ -PHP_HTTP_API STATUS _http_auth_credentials(char **user, char **pass TSRMLS_DC) -{ - if (strncmp(sapi_module.name, "isapi", 5)) { - zval *zuser, *zpass; - - HTTP_GSC(zuser, "PHP_AUTH_USER", FAILURE); - HTTP_GSC(zpass, "PHP_AUTH_PW", FAILURE); - - *user = estrndup(Z_STRVAL_P(zuser), Z_STRLEN_P(zuser)); - *pass = estrndup(Z_STRVAL_P(zpass), Z_STRLEN_P(zpass)); - - return SUCCESS; - } else { - zval *zauth = NULL; - HTTP_GSC(zauth, "HTTP_AUTHORIZATION", FAILURE); - { - char *decoded, *colon; - int decoded_len; - decoded = php_base64_decode(Z_STRVAL_P(zauth), Z_STRLEN_P(zauth), - &decoded_len); - - if (colon = strchr(decoded + 6, ':')) { - *user = estrndup(decoded + 6, colon - decoded - 6); - *pass = estrndup(colon + 1, decoded + decoded_len - colon - 6 - 1); - - return SUCCESS; - } else { - return FAILURE; - } + + if (ctype) { + ct = estrdup(ctype); + } else { + http_error_ex(HE_WARNING, HTTP_E_RUNTIME, "Failed to guess Content-Type: %s", magic_error(magic)); } } -} -/* }}} */ - -#ifndef ZEND_ENGINE_2 -/* {{{ php_url_encode_hash - Author: Sara Golemon */ -PHP_HTTP_API STATUS php_url_encode_hash_ex(HashTable *ht, smart_str *formstr, - const char *num_prefix, int num_prefix_len, - const char *key_prefix, int key_prefix_len, - const char *key_suffix, int key_suffix_len, - zval *type TSRMLS_DC) -{ - char *arg_sep = NULL, *key = NULL, *ekey, *newprefix, *p; - int arg_sep_len, key_len, ekey_len, key_type, newprefix_len; - ulong idx; - zval **zdata = NULL, *copyzval; - - if (!ht) { - return FAILURE; - } - - if (ht->nApplyCount > 0) { - /* Prevent recursion */ - return SUCCESS; - } - - arg_sep = INI_STR("arg_separator.output"); - if (!arg_sep || !strlen(arg_sep)) { - arg_sep = HTTP_URL_ARGSEP_DEFAULT; + if (magic) { + magic_close(magic); } - arg_sep_len = strlen(arg_sep); - - for (zend_hash_internal_pointer_reset(ht); - (key_type = zend_hash_get_current_key_ex(ht, &key, &key_len, &idx, 0, NULL)) != HASH_KEY_NON_EXISTANT; - zend_hash_move_forward(ht) - ) { - if (key_type == HASH_KEY_IS_STRING && key_len && key[key_len-1] == '\0') { - /* We don't want that trailing NULL */ - key_len -= 1; - } - -#ifdef ZEND_ENGINE_2 - /* handling for private & protected object properties */ - if (key && *key == '\0' && type != NULL) { - char *tmp; - - zend_object *zobj = zend_objects_get_address(type TSRMLS_CC); - if (zend_check_property_access(zobj, key TSRMLS_CC) != SUCCESS) { - /* private or protected property access outside of the class */ - continue; - } - zend_unmangle_property_name(key, &tmp, &key); - key_len = strlen(key); - } +#else + http_error(HE_WARNING, HTTP_E_RUNTIME, "Cannot guess Content-Type; libmagic not available"); #endif - - if (zend_hash_get_current_data_ex(ht, (void **)&zdata, NULL) == FAILURE || !zdata || !(*zdata)) { - php_error_docref(NULL TSRMLS_CC, E_WARNING, "Error traversing form data array."); - return FAILURE; - } - if (Z_TYPE_PP(zdata) == IS_ARRAY || Z_TYPE_PP(zdata) == IS_OBJECT) { - if (key_type == HASH_KEY_IS_STRING) { - ekey = php_url_encode(key, key_len, &ekey_len); - newprefix_len = key_suffix_len + ekey_len + key_prefix_len + 1; - newprefix = emalloc(newprefix_len + 1); - p = newprefix; - - if (key_prefix) { - memcpy(p, key_prefix, key_prefix_len); - p += key_prefix_len; - } - - memcpy(p, ekey, ekey_len); - p += ekey_len; - efree(ekey); - - if (key_suffix) { - memcpy(p, key_suffix, key_suffix_len); - p += key_suffix_len; - } - - *(p++) = '['; - *p = '\0'; - } else { - /* Is an integer key */ - ekey_len = spprintf(&ekey, 12, "%ld", idx); - newprefix_len = key_prefix_len + num_prefix_len + ekey_len + key_suffix_len + 1; - newprefix = emalloc(newprefix_len + 1); - p = newprefix; - - if (key_prefix) { - memcpy(p, key_prefix, key_prefix_len); - p += key_prefix_len; - } - - memcpy(p, num_prefix, num_prefix_len); - p += num_prefix_len; - - memcpy(p, ekey, ekey_len); - p += ekey_len; - efree(ekey); - - if (key_suffix) { - memcpy(p, key_suffix, key_suffix_len); - p += key_suffix_len; - } - *(p++) = '['; - *p = '\0'; - } - ht->nApplyCount++; - php_url_encode_hash_ex(HASH_OF(*zdata), formstr, NULL, 0, newprefix, newprefix_len, "]", 1, (Z_TYPE_PP(zdata) == IS_OBJECT ? *zdata : NULL) TSRMLS_CC); - ht->nApplyCount--; - efree(newprefix); - } else if (Z_TYPE_PP(zdata) == IS_NULL || Z_TYPE_PP(zdata) == IS_RESOURCE) { - /* Skip these types */ - continue; - } else { - if (formstr->len) { - smart_str_appendl(formstr, arg_sep, arg_sep_len); - } - /* Simple key=value */ - smart_str_appendl(formstr, key_prefix, key_prefix_len); - if (key_type == HASH_KEY_IS_STRING) { - ekey = php_url_encode(key, key_len, &ekey_len); - smart_str_appendl(formstr, ekey, ekey_len); - efree(ekey); - } else { - /* Numeric key */ - if (num_prefix) { - smart_str_appendl(formstr, num_prefix, num_prefix_len); - } - ekey_len = spprintf(&ekey, 12, "%ld", idx); - smart_str_appendl(formstr, ekey, ekey_len); - efree(ekey); - } - smart_str_appendl(formstr, key_suffix, key_suffix_len); - smart_str_appendl(formstr, "=", 1); - switch (Z_TYPE_PP(zdata)) { - case IS_STRING: - ekey = php_url_encode(Z_STRVAL_PP(zdata), Z_STRLEN_PP(zdata), &ekey_len); - break; - case IS_LONG: - case IS_BOOL: - ekey_len = spprintf(&ekey, 12, "%ld", Z_LVAL_PP(zdata)); - break; - case IS_DOUBLE: - ekey_len = spprintf(&ekey, 48, "%.*G", (int) EG(precision), Z_DVAL_PP(zdata)); - break; - default: - /* fall back on convert to string */ - MAKE_STD_ZVAL(copyzval); - *copyzval = **zdata; - zval_copy_ctor(copyzval); - convert_to_string_ex(©zval); - ekey = php_url_encode(Z_STRVAL_P(copyzval), Z_STRLEN_P(copyzval), &ekey_len); - zval_ptr_dtor(©zval); - } - smart_str_appendl(formstr, ekey, ekey_len); - efree(ekey); - } - } - - return SUCCESS; + + return ct; } /* }}} */ -#endif /* !ZEND_ENDGINE_2 */ - -/* }}} public API */ - /* * Local variables: * tab-width: 4