forked from xdebug/xdebug
/
xdebug_var.c
2648 lines (2235 loc) · 81.9 KB
/
xdebug_var.c
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/*
+----------------------------------------------------------------------+
| Xdebug |
+----------------------------------------------------------------------+
| Copyright (c) 2002-2018 Derick Rethans |
+----------------------------------------------------------------------+
| This source file is subject to version 1.01 of the Xdebug license, |
| that is bundled with this package in the file LICENSE, and is |
| available at through the world-wide-web at |
| https://xdebug.org/license.php |
| If you did not receive a copy of the Xdebug license and are unable |
| to obtain it through the world-wide-web, please send a note to |
| derick@xdebug.org so we can mail you a copy immediately. |
+----------------------------------------------------------------------+
| Authors: Derick Rethans <derick@xdebug.org> |
| Nikita Popov <nikita.ppv@gmail.com> |
+----------------------------------------------------------------------+
*/
#include "php.h"
#include "ext/standard/php_string.h"
#include "ext/standard/url.h"
#include "zend.h"
#include "zend_extensions.h"
#include "ext/standard/php_smart_string.h"
#include "zend_smart_str.h"
#include "php_xdebug.h"
#include "xdebug_compat.h"
#include "xdebug_private.h"
#include "xdebug_mm.h"
#include "xdebug_var.h"
#include "xdebug_xml.h"
/* Set correct int format to use */
#include "Zend/zend_long.h"
#if SIZEOF_ZEND_LONG == 4
# define XDEBUG_INT_FMT "%ld"
#else
# define XDEBUG_INT_FMT "%lld"
#endif
ZEND_EXTERN_MODULE_GLOBALS(xdebug)
HashTable *xdebug_objdebug_pp(zval **zval_pp, int *is_tmp TSRMLS_DC)
{
zval dzval = **zval_pp;
HashTable *tmp;
if (!XG(in_debug_info) && Z_OBJ_HANDLER(dzval, get_debug_info)) {
zend_bool old_trace = XG(do_trace);
zend_object *orig_exception;
XG(do_trace) = 0;
XG(in_debug_info) = 1;
orig_exception = EG(exception);
EG(exception) = NULL;
tmp = Z_OBJ_HANDLER(dzval, get_debug_info)(&dzval, is_tmp TSRMLS_CC);
XG(in_debug_info) = 0;
XG(do_trace) = old_trace;
EG(exception) = orig_exception;
return tmp;
} else {
*is_tmp = 0;
if (Z_OBJ_HANDLER(dzval, get_properties)) {
return Z_OBJPROP(dzval);
}
}
return NULL;
}
char* xdebug_error_type_simple(int type)
{
switch (type) {
case E_ERROR:
case E_CORE_ERROR:
case E_COMPILE_ERROR:
case E_USER_ERROR:
return xdstrdup("fatal-error");
break;
case E_RECOVERABLE_ERROR:
return xdstrdup("catchable-fatal-error");
break;
case E_WARNING:
case E_CORE_WARNING:
case E_COMPILE_WARNING:
case E_USER_WARNING:
return xdstrdup("warning");
break;
case E_PARSE:
return xdstrdup("parse-error");
break;
case E_NOTICE:
case E_USER_NOTICE:
return xdstrdup("notice");
break;
case E_STRICT:
return xdstrdup("strict-standards");
break;
case E_DEPRECATED:
case E_USER_DEPRECATED:
return xdstrdup("deprecated");
break;
case 0:
return xdstrdup("xdebug");
break;
default:
return xdstrdup("unknown-error");
break;
}
}
char* xdebug_error_type(int type)
{
switch (type) {
case E_ERROR:
case E_CORE_ERROR:
case E_COMPILE_ERROR:
case E_USER_ERROR:
return xdstrdup("Fatal error");
break;
case E_RECOVERABLE_ERROR:
return xdstrdup("Catchable fatal error");
break;
case E_WARNING:
case E_CORE_WARNING:
case E_COMPILE_WARNING:
case E_USER_WARNING:
return xdstrdup("Warning");
break;
case E_PARSE:
return xdstrdup("Parse error");
break;
case E_NOTICE:
case E_USER_NOTICE:
return xdstrdup("Notice");
break;
case E_STRICT:
return xdstrdup("Strict standards");
break;
case E_DEPRECATED:
case E_USER_DEPRECATED:
return xdstrdup("Deprecated");
break;
case 0:
return xdstrdup("Xdebug");
break;
default:
return xdstrdup("Unknown error");
break;
}
}
/*************************************************************************************************************************************/
#define T(offset) (*(union _temp_variable *)((char*)zdata->current_execute_data->Ts + offset))
zval *xdebug_get_zval(zend_execute_data *zdata, int node_type, const znode_op *node, int *is_var)
{
zend_free_op should_free;
return zend_get_zval_ptr(node_type, node, zdata, &should_free, BP_VAR_IS);
}
/*****************************************************************************
** PHP Variable related utility functions
*/
/*****************************************************************************
** Data returning functions
*/
#define XF_ST_ROOT 0
#define XF_ST_ARRAY_INDEX_NUM 1
#define XF_ST_ARRAY_INDEX_ASSOC 2
#define XF_ST_OBJ_PROPERTY 3
#define XF_ST_STATIC_ROOT 4
#define XF_ST_STATIC_PROPERTY 5
inline static HashTable *fetch_ht_from_zval(zval *z TSRMLS_DC)
{
switch (Z_TYPE_P(z)) {
case IS_ARRAY:
return Z_ARRVAL_P(z);
break;
case IS_OBJECT:
return Z_OBJPROP_P(z);
break;
}
return NULL;
}
inline static char *fetch_classname_from_zval(zval *z, int *length, zend_class_entry **ce TSRMLS_DC)
{
zend_string *class_name;
if (Z_TYPE_P(z) == IS_INDIRECT) {
z = z->value.zv;
}
if (Z_TYPE_P(z) == IS_REFERENCE) {
z = &z->value.ref->val;
}
if (Z_TYPE_P(z) != IS_OBJECT) {
return NULL;
}
class_name = Z_OBJ_HANDLER_P(z, get_class_name)(Z_OBJ_P(z));
*ce = Z_OBJCE_P(z);
*length = class_name->len;
return estrdup(class_name->val);
}
static char* prepare_search_key(char *name, unsigned int *name_length, const char *prefix, int prefix_length)
{
char *element;
int extra_length = 0;
if (prefix_length) {
if (prefix[0] == '*') {
extra_length = 3;
} else {
extra_length = 2 + prefix_length;
}
}
element = malloc(*name_length + 1 + extra_length);
memset(element, 0, *name_length + 1 + extra_length);
if (extra_length) {
memcpy(element + 1, prefix, extra_length - 2);
}
memcpy(element + extra_length, name, *name_length);
*name_length += extra_length;
return element;
}
static zval *get_arrayobject_storage(zval *parent, HashTable **properties, int *is_temp TSRMLS_DC)
{
*properties = Z_OBJDEBUG_P(parent, *is_temp);
return zend_hash_str_find(*properties, "\0ArrayObject\0storage", sizeof("*ArrayObject*storage") - 1);
}
static zval *get_splobjectstorage_storage(zval *parent, HashTable **properties, int *is_temp TSRMLS_DC)
{
*properties = Z_OBJDEBUG_P(parent, *is_temp);
return zend_hash_str_find(*properties, "\0SplObjectStorage\0storage", sizeof("*SplObjectStorage*storage") - 1);
}
static zval *get_arrayiterator_storage(zval *parent, HashTable **properties, int *is_temp TSRMLS_DC)
{
*properties = Z_OBJDEBUG_P(parent, *is_temp);
return zend_hash_str_find(*properties, "\0ArrayIterator\0storage", sizeof("*ArrayIterator*storage") - 1);
}
static inline void maybe_destroy_ht(HashTable *ht, int is_temp)
{
if (ht && is_temp) {
zend_hash_destroy(ht);
efree(ht);
}
}
static void fetch_zval_from_symbol_table(
zval *value_in, char *name, unsigned int name_length,
int type, char* ccn, int ccnl, zend_class_entry *cce TSRMLS_DC)
{
HashTable *ht = NULL;
char *element = NULL;
unsigned int element_length = name_length;
zend_property_info *zpp;
int is_temp = 0;
HashTable *myht = NULL;
zval *orig_value_in = value_in;
zval tmp_retval;
ZVAL_UNDEF(&tmp_retval);
if (Z_TYPE_P(value_in) == IS_INDIRECT) {
value_in = Z_INDIRECT_P(value_in);
}
ZVAL_DEREF(value_in);
ht = fetch_ht_from_zval(value_in TSRMLS_CC);
switch (type) {
case XF_ST_STATIC_ROOT:
case XF_ST_STATIC_PROPERTY:
/* First we try a public,private,protected property */
element = prepare_search_key(name, &element_length, "", 0);
if (cce && ((zpp = zend_hash_str_find_ptr(&cce->properties_info, element, element_length)) != NULL) && cce->static_members_table) {
ZVAL_COPY(&tmp_retval, &cce->static_members_table[zpp->offset]);
goto cleanup;
}
element_length = name_length;
/* Then we try to see whether the first char is * and use the part between * and * as class name for the private property */
if (name[0] == '*') {
char *secondStar;
secondStar = strstr(name + 1, "*");
if (secondStar) {
free(element);
element_length = name_length - (secondStar + 1 - name);
element = prepare_search_key(secondStar + 1, &element_length, "", 0);
if (cce && ((zpp = zend_hash_str_find_ptr(&cce->properties_info, element, element_length)) != NULL)) {
ZVAL_COPY(&tmp_retval, &cce->static_members_table[zpp->offset]);
goto cleanup;
}
}
}
break;
case XF_ST_ROOT:
/* Check for compiled vars */
element = prepare_search_key(name, &element_length, "", 0);
if (XG(active_execute_data) && XG(active_execute_data)->func) {
int i = 0;
zend_ulong hash_value = zend_inline_hash_func(element, element_length);
zend_op_array *opa = &XG(active_execute_data)->func->op_array;
zval **CV;
while (i < opa->last_var) {
if (ZSTR_H(opa->vars[i]) == hash_value &&
ZSTR_LEN(opa->vars[i]) == element_length &&
strncmp(STR_NAME_VAL(opa->vars[i]), element, element_length) == 0)
{
zval *CV_z = ZEND_CALL_VAR_NUM(XG(active_execute_data), i);
CV = &CV_z;
if (CV) {
ZVAL_COPY(&tmp_retval, *CV);
goto cleanup;
}
}
i++;
}
}
free(element);
ht = XG(active_symbol_table);
XDEBUG_BREAK_INTENTIONALLY_MISSING
case XF_ST_ARRAY_INDEX_ASSOC:
element = prepare_search_key(name, &name_length, "", 0);
xdebug_stripcslashes(element, (int *) &name_length);
/* Handle "this" in a different way */
if (type == XF_ST_ROOT && strcmp("this", element) == 0) {
if (XG(This)) {
ZVAL_COPY(&tmp_retval, XG(This));
} else {
ZVAL_NULL(&tmp_retval);
}
goto cleanup;
}
if (ht) {
zval *tmp = zend_hash_str_find(ht, element, name_length);
if (tmp != NULL) {
ZVAL_COPY(&tmp_retval, tmp);
goto cleanup;
}
}
break;
case XF_ST_ARRAY_INDEX_NUM:
element = prepare_search_key(name, &name_length, "", 0);
if (ht) {
zval *tmp = zend_hash_index_find(ht, strtoull(element, NULL, 10));
if (tmp != NULL) {
ZVAL_COPY(&tmp_retval, tmp);
goto cleanup;
}
}
break;
case XF_ST_OBJ_PROPERTY:
/* Let's see if there is a debug handler */
if (value_in && Z_TYPE_P(value_in) == IS_OBJECT) {
myht = xdebug_objdebug_pp(&value_in, &is_temp TSRMLS_CC);
if (myht) {
zval *tmp = zend_hash_str_find(myht, name, name_length);
if (tmp != NULL) {
ZVAL_COPY(&tmp_retval, tmp);
maybe_destroy_ht(myht, is_temp);
goto cleanup;
}
maybe_destroy_ht(myht, is_temp);
}
}
/* First we try an object handler */
if (cce) {
zval *tmp_val;
tmp_val = zend_read_property(cce, value_in, name, name_length, 1, &tmp_retval);
if (tmp_val != &tmp_retval && tmp_val != &EG(uninitialized_zval)) {
ZVAL_COPY(&tmp_retval, tmp_val);
goto cleanup;
}
if (EG(exception)) {
zend_clear_exception(TSRMLS_C);
}
}
/* Then we try a public property */
element = prepare_search_key(name, &element_length, "", 0);
if (ht) {
zval *tmp = zend_symtable_str_find(ht, element, element_length);
if (tmp != NULL) {
ZVAL_COPY(&tmp_retval, tmp);
goto cleanup;
}
}
element_length = name_length;
/* Then we try it again as protected property */
free(element);
element = prepare_search_key(name, &element_length, "*", 1);
if (ht) {
zval *tmp = zend_hash_str_find(ht, element, element_length);
if (tmp != NULL) {
ZVAL_COPY(&tmp_retval, tmp);
goto cleanup;
}
}
element_length = name_length;
/* Then we try it again as private property */
free(element);
element = prepare_search_key(name, &element_length, ccn, ccnl);
if (ht) {
zval *tmp = zend_hash_str_find(ht, element, element_length);
if (tmp != NULL) {
ZVAL_COPY(&tmp_retval, tmp);
goto cleanup;
}
}
element_length = name_length;
/* All right, time for a mega hack. It's SplObjectStorage access time! */
if (strncmp(ccn, "SplObjectStorage", ccnl) == 0 && strncmp(name, "storage", name_length) == 0) {
zval *tmp = get_splobjectstorage_storage(value_in, &myht, &is_temp TSRMLS_CC);
element = NULL;
if (tmp != NULL) {
ZVAL_COPY(&tmp_retval, tmp);
maybe_destroy_ht(myht, is_temp);
goto cleanup;
}
maybe_destroy_ht(myht, is_temp);
}
/* Then we try to see whether the first char is * and use the part between * and * as class name for the private property */
if (name[0] == '*') {
char *secondStar;
secondStar = strstr(name + 1, "*");
if (secondStar) {
free(element);
element_length = name_length - (secondStar + 1 - name);
/* All right, time for a mega hack. It's ArrayObject access time! */
if (strncmp(name + 1, "ArrayObject", secondStar - name - 1) == 0 && strncmp(secondStar + 1, "storage", element_length) == 0) {
zval *tmp = get_arrayobject_storage(value_in, &myht, &is_temp TSRMLS_CC);
element = NULL;
if (tmp != NULL) {
ZVAL_COPY(&tmp_retval, tmp);
maybe_destroy_ht(myht, is_temp);
goto cleanup;
}
maybe_destroy_ht(myht, is_temp);
}
/* All right, time for a mega hack. It's ArrayIterator access time! */
if (strncmp(name + 1, "ArrayIterator", secondStar - name - 1) == 0 && strncmp(secondStar + 1, "storage", element_length) == 0) {
zval *tmp = get_arrayiterator_storage(value_in, &myht, &is_temp TSRMLS_CC);
element = NULL;
if (tmp != NULL) {
ZVAL_COPY(&tmp_retval, tmp);
maybe_destroy_ht(myht, is_temp);
goto cleanup;
}
maybe_destroy_ht(myht, is_temp);
}
/* The normal one */
element = prepare_search_key(secondStar + 1, &element_length, name + 1, secondStar - name - 1);
if (ht) {
zval *tmp = zend_hash_str_find(ht, element, element_length);
if (tmp != NULL) {
ZVAL_COPY(&tmp_retval, tmp);
goto cleanup;
}
}
}
}
break;
}
cleanup:
if (element) {
free(element);
}
zval_ptr_dtor_nogc(orig_value_in);
ZVAL_COPY_VALUE(orig_value_in, &tmp_retval);
}
inline static int is_objectish(zval *value)
{
switch (Z_TYPE_P(value)) {
case IS_OBJECT:
return 1;
case IS_INDIRECT:
if (Z_TYPE_P(Z_INDIRECT_P(value)) == IS_OBJECT) {
return 1;
}
break;
case IS_REFERENCE:
if (Z_TYPE_P(Z_REFVAL_P(value)) == IS_OBJECT) {
return 1;
}
break;
}
return 0;
}
void xdebug_get_php_symbol(zval *retval, xdebug_str* name)
{
int found = -1;
int state = 0;
char *ptr = name->d;
int ctr = 0;
char *keyword = NULL, *keyword_end = NULL;
int type = XF_ST_ROOT;
char *current_classname = NULL;
zend_class_entry *current_ce = NULL;
int cc_length = 0;
char quotechar = 0;
ZVAL_UNDEF(retval);
do {
if (ctr == name->l) {
found = 0;
} else {
switch (state) {
case 0:
if (ptr[ctr] == '$') {
keyword = &ptr[ctr] + 1;
break;
}
if (ptr[ctr] == ':') { /* special tricks */
keyword = &ptr[ctr];
state = 7;
break;
}
keyword = &ptr[ctr];
state = 1;
XDEBUG_BREAK_INTENTIONALLY_MISSING
case 1:
if (ptr[ctr] == '[') {
keyword_end = &ptr[ctr];
if (keyword) {
fetch_zval_from_symbol_table(retval, keyword, keyword_end - keyword, type, current_classname, cc_length, current_ce TSRMLS_CC);
if (current_classname) {
efree(current_classname);
}
current_classname = NULL;
cc_length = 0;
current_ce = NULL;
keyword = NULL;
}
state = 3;
} else if (ptr[ctr] == '-') {
keyword_end = &ptr[ctr];
if (keyword) {
fetch_zval_from_symbol_table(retval, keyword, keyword_end - keyword, type, current_classname, cc_length, current_ce TSRMLS_CC);
if (current_classname) {
efree(current_classname);
}
current_classname = NULL;
cc_length = 0;
current_ce = NULL;
if (is_objectish(retval)) {
current_classname = fetch_classname_from_zval(retval, &cc_length, ¤t_ce TSRMLS_CC);
}
keyword = NULL;
}
state = 2;
type = XF_ST_OBJ_PROPERTY;
} else if (ptr[ctr] == ':') {
keyword_end = &ptr[ctr];
if (keyword) {
fetch_zval_from_symbol_table(retval, keyword, keyword_end - keyword, type, current_classname, cc_length, current_ce TSRMLS_CC);
if (current_classname) {
efree(current_classname);
}
current_classname = NULL;
cc_length = 0;
if (is_objectish(retval)) {
current_classname = fetch_classname_from_zval(retval, &cc_length, ¤t_ce TSRMLS_CC);
}
keyword = NULL;
}
state = 8;
type = XF_ST_STATIC_PROPERTY;
}
break;
case 2:
if (ptr[ctr] != '>') {
keyword = &ptr[ctr];
state = 1;
}
break;
case 8:
if (ptr[ctr] != ':') {
keyword = &ptr[ctr];
state = 1;
}
break;
case 3: /* Parsing in [...] */
/* Associative arrays */
if (ptr[ctr] == '\'' || ptr[ctr] == '"') {
state = 4;
keyword = &ptr[ctr] + 1;
quotechar = ptr[ctr];
type = XF_ST_ARRAY_INDEX_ASSOC;
}
/* Numerical index */
if (ptr[ctr] >= '0' && ptr[ctr] <= '9') {
cc_length = 0;
state = 6;
keyword = &ptr[ctr];
type = XF_ST_ARRAY_INDEX_NUM;
}
/* Numerical index starting with a - */
if (ptr[ctr] == '-') {
state = 9;
keyword = &ptr[ctr];
}
break;
case 9:
/* Numerical index starting with a - */
if (ptr[ctr] >= '0' && ptr[ctr] <= '9') {
state = 6;
type = XF_ST_ARRAY_INDEX_NUM;
}
break;
case 4:
if (ptr[ctr] == '\\') {
state = 10; /* Escaped character */
} else if (ptr[ctr] == quotechar) {
quotechar = 0;
state = 5;
keyword_end = &ptr[ctr];
fetch_zval_from_symbol_table(retval, keyword, keyword_end - keyword, type, current_classname, cc_length, current_ce TSRMLS_CC);
if (current_classname) {
efree(current_classname);
}
current_classname = NULL;
cc_length = 0;
if (is_objectish(retval)) {
current_classname = fetch_classname_from_zval(retval, &cc_length, ¤t_ce TSRMLS_CC);
}
keyword = NULL;
}
break;
case 10: /* Escaped character */
state = 4;
break;
case 5:
if (ptr[ctr] == ']') {
state = 1;
}
break;
case 6:
if (ptr[ctr] == ']') {
state = 1;
keyword_end = &ptr[ctr];
fetch_zval_from_symbol_table(retval, keyword, keyword_end - keyword, type, current_classname, cc_length, current_ce TSRMLS_CC);
if (current_classname) {
efree(current_classname);
}
current_classname = NULL;
cc_length = 0;
if (is_objectish(retval)) {
current_classname = fetch_classname_from_zval(retval, &cc_length, ¤t_ce TSRMLS_CC);
}
keyword = NULL;
}
break;
case 7: /* special cases, started with a ":" */
if (ptr[ctr] == ':') {
state = 1;
keyword_end = &ptr[ctr];
if (strncmp(keyword, "::", 2) == 0 && XG(active_fse)->function.class) { /* static class properties */
zend_class_entry *ce = xdebug_fetch_class(XG(active_fse)->function.class, strlen(XG(active_fse)->function.class), ZEND_FETCH_CLASS_SELF TSRMLS_CC);
current_classname = estrdup(STR_NAME_VAL(ce->name));
cc_length = strlen(STR_NAME_VAL(ce->name));
current_ce = ce;
keyword = &ptr[ctr] + 1;
type = XF_ST_STATIC_ROOT;
} else {
keyword = NULL;
}
}
break;
}
ctr++;
}
} while (found < 0);
if (keyword != NULL) {
fetch_zval_from_symbol_table(retval, keyword, &ptr[ctr] - keyword, type, current_classname, cc_length, current_ce TSRMLS_CC);
}
if (current_classname) {
efree(current_classname);
}
}
static xdebug_str* xdebug_get_property_info(char *mangled_property, int mangled_len, const char **modifier, char **class_name)
{
const char *cls_name, *tmp_prop_name;
size_t tmp_prop_name_len;
xdebug_str *property_name;
zend_string *i_mangled = zend_string_init(mangled_property, mangled_len - 1, 0);
zend_unmangle_property_name_ex(i_mangled, &cls_name, &tmp_prop_name, &tmp_prop_name_len);
property_name = xdebug_str_create((char*) tmp_prop_name, tmp_prop_name_len);
*class_name = cls_name ? xdstrdup(cls_name) : NULL;
zend_string_release(i_mangled);
if (*class_name) {
if (*class_name[0] == '*') {
*modifier = "protected";
} else {
*modifier = "private";
}
} else {
*modifier = "public";
}
return property_name;
}
#define XDEBUG_MAX_INT 2147483647
xdebug_var_export_options* xdebug_var_export_options_from_ini(TSRMLS_D)
{
xdebug_var_export_options *options;
options = xdmalloc(sizeof(xdebug_var_export_options));
options->max_children = XG(display_max_children);
options->max_data = XG(display_max_data);
options->max_depth = XG(display_max_depth);
options->show_hidden = 0;
options->show_location = XG(overload_var_dump) > 1;
options->extended_properties = 0;
options->force_extended = 0;
if (options->max_children == -1 || options->max_children > XDEBUG_MAX_INT) {
options->max_children = XDEBUG_MAX_INT;
} else if (options->max_children < 1) {
options->max_children = 0;
}
if (options->max_data == -1 || options->max_data > XDEBUG_MAX_INT) {
options->max_data = XDEBUG_MAX_INT;
} else if (options->max_data < 1) {
options->max_data = 0;
}
if (options->max_depth == -1 || options->max_depth > 1023) {
options->max_depth = 1023;
} else if (options->max_depth < 1) {
options->max_depth = 0;
}
options->runtime = (xdebug_var_runtime_page*) xdmalloc((options->max_depth + 1) * sizeof(xdebug_var_runtime_page));
options->no_decoration = 0;
return options;
}
xdebug_var_export_options xdebug_var_nolimit_options = { XDEBUG_MAX_INT, XDEBUG_MAX_INT, 1023, 1, 0, 0, 0, NULL, 0 };
xdebug_var_export_options* xdebug_var_get_nolimit_options(TSRMLS_D)
{
return &xdebug_var_nolimit_options;
}
/*****************************************************************************
** Normal variable printing routines
*/
static int xdebug_array_element_export(zval *zv_nptr, zend_ulong index_key, zend_string *hash_key, int level, xdebug_str *str, int debug_zval, xdebug_var_export_options *options)
{
zval **zv = &zv_nptr;
if (options->runtime[level].current_element_nr >= options->runtime[level].start_element_nr &&
options->runtime[level].current_element_nr < options->runtime[level].end_element_nr)
{
if (HASH_KEY_IS_NUMERIC(hash_key)) { /* numeric key */
xdebug_str_add(str, xdebug_sprintf(XDEBUG_INT_FMT " => ", index_key), 1);
} else { /* string key */
size_t newlen = 0;
char *tmp, *tmp2;
tmp = xdebug_str_to_str((char*) HASH_APPLY_KEY_VAL(hash_key), HASH_APPLY_KEY_LEN(hash_key), "'", 1, "\\'", 2, &newlen);
tmp2 = xdebug_str_to_str(tmp, newlen - 1, "\0", 1, "\\0", 2, &newlen);
if (tmp) {
efree(tmp);
}
xdebug_str_addl(str, "'", 1, 0);
if (tmp2) {
xdebug_str_addl(str, tmp2, newlen, 0);
efree(tmp2);
}
xdebug_str_add(str, "' => ", 0);
}
xdebug_var_export(zv, str, level + 2, debug_zval, options TSRMLS_CC);
xdebug_str_addl(str, ", ", 2, 0);
}
if (options->runtime[level].current_element_nr == options->runtime[level].end_element_nr) {
xdebug_str_addl(str, "..., ", 5, 0);
}
options->runtime[level].current_element_nr++;
return 0;
}
static int xdebug_object_element_export(zval *zv_nptr, zend_ulong index_key, zend_string *hash_key, int level, xdebug_str *str, int debug_zval, xdebug_var_export_options *options, char *class_name)
{
zval **zv = &zv_nptr;
if (options->runtime[level].current_element_nr >= options->runtime[level].start_element_nr &&
options->runtime[level].current_element_nr < options->runtime[level].end_element_nr)
{
if (!HASH_KEY_IS_NUMERIC(hash_key)) {
xdebug_str *property_name;
char *prop_class_name;
const char *modifier;
property_name = xdebug_get_property_info((char*) HASH_APPLY_KEY_VAL(hash_key), HASH_APPLY_KEY_LEN(hash_key), &modifier, &prop_class_name);
xdebug_str_add(str, modifier, 0);
xdebug_str_addl(str, " $", 2, 0);
if (strcmp(modifier, "private") != 0 || strcmp(class_name, prop_class_name) == 0) {
xdebug_str_add_str(str, property_name);
xdebug_str_addl(str, " = ", 3, 0);
} else {
xdebug_str_addc(str, '{');
xdebug_str_add(str, prop_class_name, 0);
xdebug_str_addc(str, '}');
xdebug_str_add_str(str, property_name);
xdebug_str_addl(str, " = ", 3, 0);
}
xdebug_str_free(property_name);
xdfree(prop_class_name);
} else {
xdebug_str_add(str, xdebug_sprintf("public $%d = ", index_key), 1);
}
xdebug_var_export(zv, str, level + 2, debug_zval, options TSRMLS_CC);
xdebug_str_addl(str, "; ", 2, 0);
}
if (options->runtime[level].current_element_nr == options->runtime[level].end_element_nr) {
xdebug_str_addl(str, "...; ", 5, 0);
}
options->runtime[level].current_element_nr++;
return 0;
}
void xdebug_var_export(zval **struc, xdebug_str *str, int level, int debug_zval, xdebug_var_export_options *options TSRMLS_DC)
{
HashTable *myht;
char* tmp_str;
int is_temp;
zend_ulong num;
zend_string *key;
zval *val;
zval *tmpz;
if (!struc || !(*struc)) {
return;
}
if (debug_zval) {
if (Z_TYPE_P(*struc) >= IS_STRING && Z_TYPE_P(*struc) != IS_INDIRECT) {
xdebug_str_add(str, xdebug_sprintf("(refcount=%d, is_ref=%d)=", (*struc)->value.counted->gc.refcount, Z_TYPE_P(*struc) == IS_REFERENCE), 1);
} else {
xdebug_str_add(str, "(refcount=0, is_ref=0)=", 0);
}
}
if (Z_TYPE_P(*struc) == IS_REFERENCE) {
tmpz = &((*struc)->value.ref->val);
struc = &tmpz;
}
switch (Z_TYPE_P(*struc)) {
case IS_TRUE:
case IS_FALSE:
xdebug_str_add(str, xdebug_sprintf("%s", Z_TYPE_P(*struc) == IS_TRUE ? "TRUE" : "FALSE"), 1);
break;
case IS_NULL:
xdebug_str_addl(str, "NULL", 4, 0);
break;
case IS_LONG:
xdebug_str_add(str, xdebug_sprintf(XDEBUG_INT_FMT, Z_LVAL_P(*struc)), 1);
break;
case IS_DOUBLE:
xdebug_str_add(str, xdebug_sprintf("%.*G", (int) EG(precision), Z_DVAL_P(*struc)), 1);
break;
case IS_STRING: {
zend_string *i_string = zend_string_init(Z_STRVAL_P(*struc), Z_STRLEN_P(*struc), 0);
zend_string *tmp_zstr;
tmp_zstr = php_addcslashes(i_string, 0, (char*) "'\\\0..\37", 7);
tmp_str = estrndup(tmp_zstr->val, tmp_zstr->len);
zend_string_release(tmp_zstr);
zend_string_release(i_string);
if (options->no_decoration) {
xdebug_str_add(str, tmp_str, 0);
} else if ((size_t) Z_STRLEN_P(*struc) <= (size_t) options->max_data) {
xdebug_str_add(str, xdebug_sprintf("'%s'", tmp_str), 1);
} else {
xdebug_str_addl(str, "'", 1, 0);
xdebug_str_addl(str, xdebug_sprintf("%s", tmp_str), options->max_data, 1);
xdebug_str_addl(str, "...'", 4, 0);
}
efree(tmp_str);
} break;
case IS_ARRAY:
myht = Z_ARRVAL_P(*struc);
if (ZEND_HASH_GET_APPLY_COUNT(myht) < 1) {
xdebug_str_addl(str, "array (", 7, 0);
if (level <= options->max_depth) {
options->runtime[level].current_element_nr = 0;
options->runtime[level].start_element_nr = 0;
options->runtime[level].end_element_nr = options->max_children;
ZEND_HASH_INC_APPLY_COUNT(myht);
ZEND_HASH_FOREACH_KEY_VAL_IND(myht, num, key, val) {
xdebug_array_element_export(val, num, key, level, str, debug_zval, options);
} ZEND_HASH_FOREACH_END();
ZEND_HASH_DEC_APPLY_COUNT(myht);
/* Remove the ", " at the end of the string */
if (myht->nNumOfElements > 0) {
xdebug_str_chop(str, 2);
}
} else {
xdebug_str_addl(str, "...", 3, 0);
}
xdebug_str_addl(str, ")", 1, 0);
} else {
xdebug_str_addl(str, "...", 3, 0);
}
break;
case IS_OBJECT:
myht = xdebug_objdebug_pp(struc, &is_temp TSRMLS_CC);
if (ZEND_HASH_GET_APPLY_COUNT(myht) < 1) {
char *class_name = (char*) STR_NAME_VAL(Z_OBJCE_P(*struc)->name);
xdebug_str_add(str, xdebug_sprintf("class %s { ", class_name), 1);
if (level <= options->max_depth) {
options->runtime[level].current_element_nr = 0;
options->runtime[level].start_element_nr = 0;
options->runtime[level].end_element_nr = options->max_children;
ZEND_HASH_INC_APPLY_COUNT(myht);
ZEND_HASH_FOREACH_KEY_VAL_IND(myht, num, key, val) {
xdebug_object_element_export(val, num, key, level, str, debug_zval, options, class_name);
} ZEND_HASH_FOREACH_END();
ZEND_HASH_DEC_APPLY_COUNT(myht);
/* Remove the ", " at the end of the string */
if (myht->nNumOfElements > 0) {
xdebug_str_chop(str, 2);
}
} else {
xdebug_str_addl(str, "...", 3, 0);
}
xdebug_str_addl(str, " }", 2, 0);