static inline char *phpdbg_decode_op(
zend_op_array *ops, const znode_op *op, uint32_t type) /* {{{ */
{
char *decode = NULL;
switch (type) {
case IS_CV: {
zend_string *var = ops->vars[EX_VAR_TO_NUM(op->var)];
spprintf(&decode, 0, "$%.*s%c",
ZSTR_LEN(var) <= 19 ? (int) ZSTR_LEN(var) : 18,
ZSTR_VAL(var), ZSTR_LEN(var) <= 19 ? 0 : '+');
} break;
case IS_VAR:
spprintf(&decode, 0, "@%u", EX_VAR_TO_NUM(op->var) - ops->last_var);
break;
case IS_TMP_VAR:
spprintf(&decode, 0, "~%u", EX_VAR_TO_NUM(op->var) - ops->last_var);
break;
case IS_CONST: {
zval *literal = RT_CONSTANT(ops, *op);
decode = phpdbg_short_zval_print(literal, 20);
} break;
}
return decode;
} /* }}} */
static inline char *phpdbg_decode_op(zend_op_array *ops, znode_op *op, uint32_t type, HashTable *vars) /* {{{ */
{
char *decode = NULL;
switch (type &~ EXT_TYPE_UNUSED) {
case IS_CV: {
zend_string *var = ops->vars[EX_VAR_TO_NUM(op->var)];
asprintf(&decode, "$%.*s%c", ZSTR_LEN(var) <= 19 ? (int) ZSTR_LEN(var) : 18, ZSTR_VAL(var), ZSTR_LEN(var) <= 19 ? 0 : '+');
} break;
case IS_VAR:
case IS_TMP_VAR: {
zend_ulong id = 0, *pid = NULL;
if (vars != NULL) {
if ((pid = zend_hash_index_find_ptr(vars, (zend_ulong) ops->vars - op->var))) {
id = *pid;
} else {
id = zend_hash_num_elements(vars);
zend_hash_index_update_mem(vars, (zend_ulong) ops->vars - op->var, &id, sizeof(zend_ulong));
}
}
asprintf(&decode, "@" ZEND_ULONG_FMT, id);
} break;
case IS_CONST: {
zval *literal = RT_CONSTANT(ops, *op);
decode = phpdbg_short_zval_print(literal, 20);
} break;
}
return decode;
} /* }}} */
static inline void phpdbg_append_individual_arg(smart_str *s, uint32_t i, zend_function *func, zval *arg) {
const zend_arg_info *arginfo = func->common.arg_info;
char *arg_name = NULL;
if (i) {
smart_str_appends(s, ", ");
}
if (i < func->common.num_args) {
if (arginfo) {
if (func->type == ZEND_INTERNAL_FUNCTION) {
arg_name = (char *) ((zend_internal_arg_info *) &arginfo[i])->name;
} else {
arg_name = ZSTR_VAL(arginfo[i].name);
}
}
smart_str_appends(s, arg_name ? arg_name : "?");
smart_str_appendc(s, '=');
}
{
char *arg_print = phpdbg_short_zval_print(arg, 40);
smart_str_appends(s, arg_print);
efree(arg_print);
}
}