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/*
* CDDL HEADER START
*
* The contents of this file are subject to the terms of the
* Common Development and Distribution License (the "License").
* You may not use this file except in compliance with the License.
*
* You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
* or http://www.opensolaris.org/os/licensing.
* See the License for the specific language governing permissions
* and limitations under the License.
*
* When distributing Covered Code, include this CDDL HEADER in each
* file and include the License file at usr/src/OPENSOLARIS.LICENSE.
* If applicable, add the following below this CDDL HEADER, with the
* fields enclosed by brackets "[]" replaced with your own identifying
* information: Portions Copyright [yyyy] [name of copyright owner]
*
* CDDL HEADER END
*/
/*
* Copyright 2009 Sun Microsystems, Inc. All rights reserved.
* Use is subject to license terms.
*/
/*
* Copyright 2020 Tintri by DDN, Inc. All rights reserved.
*/
#include "ndrgen.h"
#include "y.tab.h"
static void print_declaration(ndr_node_t *);
static void print_advice_list(ndr_node_t *);
static void print_node_list(ndr_node_t *);
void
tdata_dump(void)
{
print_node_list(construct_list);
}
void
print_node(ndr_node_t *np)
{
char *nm;
if (!np) {
(void) printf("<null>");
return;
}
switch (np->label) {
case ALIGN_KW: nm = "align"; break;
case FAKE_KW: nm = "fake"; break;
case STRUCT_KW: nm = "struct"; break;
case UNION_KW: nm = "union"; break;
case TYPEDEF_KW: nm = "typedef"; break;
case INTERFACE_KW: nm = "interface"; break;
case IN_KW: nm = "in"; break;
case OUT_KW: nm = "out"; break;
case SIZE_IS_KW: nm = "size_is"; break;
case LENGTH_IS_KW: nm = "length_is"; break;
case STRING_KW: nm = "string"; break;
case TRANSMIT_AS_KW: nm = "transmit_as"; break;
case OPERATION_KW: nm = "operation"; break;
case UUID_KW: nm = "uuid"; break;
case _NO_REORDER_KW: nm = "_no_reorder"; break;
case EXTERN_KW: nm = "extern"; break;
case ARG_IS_KW: nm = "arg_is"; break;
case CASE_KW: nm = "case"; break;
case DEFAULT_KW: nm = "default"; break;
case BASIC_TYPE: nm = "<btype>"; break;
case TYPENAME: nm = "<tname>"; break;
case IDENTIFIER: nm = "<ident>"; break;
case INTEGER: nm = "<intg>"; break;
case STRING: nm = "<string>"; break;
case STAR: nm = "<*>"; break;
case LB: nm = "<[>"; break;
case LP: nm = "<(>"; break;
case L_MEMBER: nm = "<member>"; break;
default:
(void) printf("<<lab=%d>>", np->label);
return;
}
switch (np->label) {
case STRUCT_KW:
case UNION_KW:
case TYPEDEF_KW:
(void) printf("\n");
if (np->n_c_advice) {
print_advice_list(np->n_c_advice);
(void) printf("\n");
}
(void) printf("%s ", nm);
print_node(np->n_c_typename);
(void) printf(" {\n");
print_node_list(np->n_c_members);
(void) printf("};\n");
break;
case IN_KW:
case OUT_KW:
case STRING_KW:
case DEFAULT_KW:
case _NO_REORDER_KW:
case EXTERN_KW:
case FAKE_KW:
(void) printf("%s", nm);
break;
case ALIGN_KW:
/*
* Don't output anything for default alignment.
*/
if ((np->n_a_arg == NULL) || (np->n_a_arg->n_int == 0))
break;
(void) printf("%s(", nm);
print_node(np->n_a_arg);
(void) printf(")");
break;
case SIZE_IS_KW:
case LENGTH_IS_KW:
(void) printf("%s(", nm);
print_field_attr(np);
(void) printf(")");
break;
case INTERFACE_KW:
case TRANSMIT_AS_KW:
case ARG_IS_KW:
case CASE_KW:
case OPERATION_KW:
case UUID_KW:
(void) printf("%s(", nm);
print_node(np->n_a_arg);
(void) printf(")");
break;
case BASIC_TYPE:
case TYPENAME:
case IDENTIFIER:
(void) printf("%s", np->n_sym->name);
break;
case INTEGER:
(void) printf("%ld", np->n_int);
break;
case STRING:
(void) printf("\"%s\"", np->n_str);
break;
case STAR:
(void) printf("*");
print_node(np->n_d_descend);
break;
case LB:
print_node(np->n_d_descend);
(void) printf("[");
if (np->n_d_dim)
print_node(np->n_d_dim);
(void) printf("]");
break;
case LP:
(void) printf("(");
print_node(np->n_d_descend);
(void) printf(")");
break;
case L_MEMBER:
if (np->n_m_advice) {
(void) printf(" ");
print_advice_list(np->n_m_advice);
(void) printf("\n");
}
(void) printf("\t");
print_declaration(np);
(void) printf(";\n");
break;
default:
return;
}
}
/*
* Field attributes are used to specify the size of an array, or the portion
* of the array, that contains valid data, which is done by associating
* another parameter with the array that contains the sizing information.
*
* Supports formats such as size_is(x) or size_is(x / 2). The supported
* operators are:
*
* * / % + - & | ^
*/
void
print_field_attr(ndr_node_t *np)
{
static char *valid = "*/%+-&|^";
ndr_node_t *arg;
char *name;
char *operator;
long value;
arg = np->n_a_arg;
if (arg->label != IDENTIFIER)
fatal_error("invalid label %d", arg->label);
if ((name = arg->n_sym->name) == NULL)
fatal_error("missing symbol name");
arg = np->n_a_arg1;
operator = NULL;
if (arg->label == IDENTIFIER) {
operator = arg->n_sym->name;
if (operator != NULL) {
/*
* The lexer sets the name and operator to
* the same value if there is no operator.
*/
if (strcmp(name, operator) == 0)
operator = NULL;
else if (strchr(valid, *operator) == NULL)
compile_error("invalid operator: %s", operator);
}
}
arg = np->n_a_arg2;
if (arg->label == INTEGER) {
value = arg->n_int;
if ((value == 0) && strcmp(operator, "/") == 0)
compile_error("divide by zero");
}
if (operator)
(void) printf("%s %s %ldUL", name, operator, value);
else
(void) printf("%s", name);
}
static void
print_declaration(ndr_node_t *np)
{
ndr_node_t *dnp = np->n_m_decl;
char buf[NDLBUFSZ];
char *p = buf;
if (np->n_m_type &&
(np->n_m_type->label == IDENTIFIER ||
np->n_m_type->label == TYPENAME)) {
(void) snprintf(buf, NDLBUFSZ, "%s", np->n_m_type->n_sym->name);
while (*p)
p++;
if (dnp && dnp->label == STAR) {
*p++ = ' ';
while (dnp && dnp->label == STAR) {
*p++ = '*';
dnp = dnp->n_d_descend;
}
}
*p = 0;
(void) printf("%-23s ", buf);
} else {
print_node(np->n_m_type);
(void) printf(" ");
}
print_node(dnp);
}
static void
print_advice_list(ndr_node_t *np)
{
if (!np)
return;
(void) printf("[");
for (; np; np = np->n_next) {
print_node(np);
if (np->n_next)
(void) printf(" ");
}
(void) printf("]");
}
static void
print_node_list(ndr_node_t *np)
{
for (; np; np = np->n_next) {
print_node(np);
}
}
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