Back to index

php5  5.3.10
Functions
head.c File Reference
#include <stdio.h>
#include "php.h"
#include "ext/standard/php_standard.h"
#include "ext/date/php_date.h"
#include "SAPI.h"
#include "php_main.h"
#include "head.h"
#include <time.h>
#include "php_globals.h"
#include "safe_mode.h"

Go to the source code of this file.

Functions

 PHP_FUNCTION (header)
 PHP_FUNCTION (header_remove)
PHPAPI int php_header (TSRMLS_D)
PHPAPI int php_setcookie (char *name, int name_len, char *value, int value_len, time_t expires, char *path, int path_len, char *domain, int domain_len, int secure, int url_encode, int httponly TSRMLS_DC)
 PHP_FUNCTION (setcookie)
 PHP_FUNCTION (setrawcookie)
 PHP_FUNCTION (headers_sent)
static void php_head_apply_header_list_to_hash (void *data, void *arg TSRMLS_DC)
 PHP_FUNCTION (headers_list)

Function Documentation

Definition at line 40 of file head.c.

Here is the call graph for this function:

PHP_FUNCTION ( header_remove  )

Definition at line 55 of file head.c.

Here is the call graph for this function:

PHP_FUNCTION ( setcookie  )

Definition at line 174 of file head.c.

{
       char *name, *value = NULL, *path = NULL, *domain = NULL;
       long expires = 0;
       zend_bool secure = 0, httponly = 0;
       int name_len, value_len = 0, path_len = 0, domain_len = 0;

       if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "s|slssbb", &name,
                                                   &name_len, &value, &value_len, &expires, &path,
                                                   &path_len, &domain, &domain_len, &secure, &httponly) == FAILURE) {
              return;
       }

       if (php_setcookie(name, name_len, value, value_len, expires, path, path_len, domain, domain_len, secure, 1, httponly TSRMLS_CC) == SUCCESS) {
              RETVAL_TRUE;
       } else {
              RETVAL_FALSE;
       }
}

Here is the call graph for this function:

PHP_FUNCTION ( setrawcookie  )

Definition at line 197 of file head.c.

{
       char *name, *value = NULL, *path = NULL, *domain = NULL;
       long expires = 0;
       zend_bool secure = 0, httponly = 0;
       int name_len, value_len = 0, path_len = 0, domain_len = 0;

       if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "s|slssbb", &name,
                                                   &name_len, &value, &value_len, &expires, &path,
                                                   &path_len, &domain, &domain_len, &secure, &httponly) == FAILURE) {
              return;
       }

       if (php_setcookie(name, name_len, value, value_len, expires, path, path_len, domain, domain_len, secure, 0, httponly TSRMLS_CC) == SUCCESS) {
              RETVAL_TRUE;
       } else {
              RETVAL_FALSE;
       }
}

Here is the call graph for this function:

PHP_FUNCTION ( headers_sent  )

Definition at line 221 of file head.c.

{
       zval *arg1 = NULL, *arg2 = NULL;
       char *file="";
       int line=0;

       if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "|zz", &arg1, &arg2) == FAILURE)
              return;

       if (SG(headers_sent)) {
              line = php_get_output_start_lineno(TSRMLS_C);
              file = php_get_output_start_filename(TSRMLS_C);
       }

       switch(ZEND_NUM_ARGS()) {
       case 2:
              zval_dtor(arg2);
              ZVAL_LONG(arg2, line);
       case 1:
              zval_dtor(arg1);
              if (file) { 
                     ZVAL_STRING(arg1, file, 1);
              } else {
                     ZVAL_STRING(arg1, "", 1);
              }      
              break;
       }

       if (SG(headers_sent)) {
              RETURN_TRUE;
       } else {
              RETURN_FALSE;
       }
}

Here is the call graph for this function:

PHP_FUNCTION ( headers_list  )

Definition at line 270 of file head.c.

{
       if (zend_parse_parameters_none() == FAILURE) {
              return;
       }

       if (!&SG(sapi_headers).headers) {
              RETURN_FALSE;
       }
       array_init(return_value);
       zend_llist_apply_with_argument(&SG(sapi_headers).headers, php_head_apply_header_list_to_hash, return_value TSRMLS_CC);
}

Here is the call graph for this function:

static void php_head_apply_header_list_to_hash ( void *  data,
void *arg  TSRMLS_DC 
) [static]

Definition at line 259 of file head.c.

{
       sapi_header_struct *sapi_header = (sapi_header_struct *)data;

       if (arg && sapi_header) {
              add_next_index_string((zval *)arg, (char *)(sapi_header->header), 1);
       }
}

Here is the call graph for this function:

Here is the caller graph for this function:

Definition at line 67 of file head.c.

{
       if (sapi_send_headers(TSRMLS_C)==FAILURE || SG(request_info).headers_only) {
              return 0; /* don't allow output */
       } else {
              return 1; /* allow output */
       }
}

Here is the call graph for this function:

Here is the caller graph for this function:

PHPAPI int php_setcookie ( char *  name,
int  name_len,
char *  value,
int  value_len,
time_t  expires,
char *  path,
int  path_len,
char *  domain,
int  domain_len,
int  secure,
int  url_encode,
int httponly  TSRMLS_DC 
)

Definition at line 77 of file head.c.

{
       char *cookie, *encoded_value = NULL;
       int len=sizeof("Set-Cookie: ");
       char *dt;
       sapi_header_line ctr = {0};
       int result;
       
       if (name && strpbrk(name, "=,; \t\r\n\013\014") != NULL) {   /* man isspace for \013 and \014 */
              zend_error( E_WARNING, "Cookie names cannot contain any of the following '=,; \\t\\r\\n\\013\\014'" );
              return FAILURE;
       }

       if (!url_encode && value && strpbrk(value, ",; \t\r\n\013\014") != NULL) { /* man isspace for \013 and \014 */
              zend_error( E_WARNING, "Cookie values cannot contain any of the following ',; \\t\\r\\n\\013\\014'" );
              return FAILURE;
       }

       len += name_len;
       if (value && url_encode) {
              int encoded_value_len;

              encoded_value = php_url_encode(value, value_len, &encoded_value_len);
              len += encoded_value_len;
       } else if ( value ) {
              encoded_value = estrdup(value);
              len += value_len;
       }
       if (path) {
              len += path_len;
       }
       if (domain) {
              len += domain_len;
       }

       cookie = emalloc(len + 100);

       if (value && value_len == 0) {
              /* 
               * MSIE doesn't delete a cookie when you set it to a null value
               * so in order to force cookies to be deleted, even on MSIE, we
               * pick an expiry date in the past
               */
              dt = php_format_date("D, d-M-Y H:i:s T", sizeof("D, d-M-Y H:i:s T")-1, 1, 0 TSRMLS_CC);
              snprintf(cookie, len + 100, "Set-Cookie: %s=deleted; expires=%s", name, dt);
              efree(dt);
       } else {
              snprintf(cookie, len + 100, "Set-Cookie: %s=%s", name, value ? encoded_value : "");
              if (expires > 0) {
                     char *p;
                     strlcat(cookie, "; expires=", len + 100);
                     dt = php_format_date("D, d-M-Y H:i:s T", sizeof("D, d-M-Y H:i:s T")-1, expires, 0 TSRMLS_CC);
                     /* check to make sure that the year does not exceed 4 digits in length */
                     p = zend_memrchr(dt, '-', strlen(dt));
                     if (!p || *(p + 5) != ' ') {
                            efree(dt);
                            efree(cookie);
                            efree(encoded_value);
                            zend_error(E_WARNING, "Expiry date cannot have a year greater then 9999");
                            return FAILURE;
                     }
                     strlcat(cookie, dt, len + 100);
                     efree(dt);
              }
       }

       if (encoded_value) {
              efree(encoded_value);
       }

       if (path && path_len > 0) {
              strlcat(cookie, "; path=", len + 100);
              strlcat(cookie, path, len + 100);
       }
       if (domain && domain_len > 0) {
              strlcat(cookie, "; domain=", len + 100);
              strlcat(cookie, domain, len + 100);
       }
       if (secure) {
              strlcat(cookie, "; secure", len + 100);
       }
       if (httponly) {
              strlcat(cookie, "; httponly", len + 100);
       }

       ctr.line = cookie;
       ctr.line_len = strlen(cookie);

       result = sapi_header_op(SAPI_HEADER_ADD, &ctr TSRMLS_CC);
       efree(cookie);
       return result;
}

Here is the call graph for this function:

Here is the caller graph for this function: