asn1c/libasn1compiler/asn1c_naming.c

138 lines
3.7 KiB
C

#include "asn1c_internal.h"
#include "asn1c_naming.h"
#include "asn1c_misc.h"
#include "asn1c_misc.h"
#include <asn1_buffer.h>
static abuf *
construct_base_name(abuf *buf, arg_t *arg, int compound_names,
int avoid_keywords) {
const char *id;
if(!buf) buf = abuf_new();
if(compound_names && arg->expr->parent_expr) {
arg_t tmparg = *arg;
tmparg.expr = arg->expr->parent_expr;
construct_base_name(buf, &tmparg, compound_names, 0);
if(buf->length) {
abuf_str(buf, "__"); /* component separator */
}
}
id = asn1c_make_identifier(
((avoid_keywords && !buf->length) ? AMI_CHECK_RESERVED : 0), arg->expr,
0);
abuf_str(buf, id);
return buf;
}
static struct c_names
c_name_impl(arg_t *arg, int avoid_keywords) {
asn1p_expr_type_e expr_type = arg->expr->expr_type;
struct c_names names;
int compound_names = 0;
static abuf b_base_name;
static abuf b_short_name;
static abuf b_full_name;
static abuf b_as_member;
static abuf b_presence_enum;
static abuf b_presence_name;
static abuf b_members_enum;
static abuf b_members_name;
abuf_clear(&b_base_name);
abuf_clear(&b_short_name);
abuf_clear(&b_full_name);
abuf_clear(&b_as_member);
abuf_clear(&b_presence_enum);
abuf_clear(&b_presence_name);
abuf_clear(&b_members_enum);
abuf_clear(&b_members_name);
if((arg->flags & A1C_COMPOUND_NAMES)) {
if((expr_type & ASN_CONSTR_MASK)
|| expr_type == ASN_BASIC_ENUMERATED
|| ((expr_type == ASN_BASIC_INTEGER
|| expr_type == ASN_BASIC_BIT_STRING))) {
compound_names = 1;
}
}
abuf *base_name =
construct_base_name(NULL, arg, compound_names, avoid_keywords);
abuf *part_name =
construct_base_name(NULL, arg, compound_names, 0);
abuf *member_name =
construct_base_name(NULL, arg, 0, 1);
abuf_printf(&b_base_name, "%s", base_name->buffer);
if(!arg->expr->_anonymous_type) {
if(arg->embed) {
abuf_printf(&b_short_name, "%s", member_name->buffer);
} else {
abuf_printf(&b_short_name, "%s_t", member_name->buffer);
}
}
abuf_printf(&b_full_name, "struct %s", base_name->buffer);
abuf_printf(&b_as_member, "%s", member_name->buffer);
abuf_printf(&b_presence_enum, "enum %s_PR", part_name->buffer);
abuf_printf(&b_presence_name, "%s_PR", part_name->buffer);
abuf_printf(&b_members_enum, "enum %s", base_name->buffer);
abuf_printf(&b_members_name, "e_%s", part_name->buffer);
names.base_name = b_base_name.buffer;
names.short_name = b_short_name.buffer;
names.full_name = b_full_name.buffer;
names.as_member = b_as_member.buffer;
names.presence_enum = b_presence_enum.buffer;
names.presence_name = b_presence_name.buffer;
names.members_enum = b_members_enum.buffer;
names.members_name = b_members_name.buffer;
abuf_free(base_name);
abuf_free(part_name);
abuf_free(member_name);
return names;
}
struct c_names
c_name(arg_t *arg) {
return c_name_impl(arg, 1);
}
const char *
c_member_name(arg_t *arg, asn1p_expr_t *expr) {
static abuf ab;
abuf_clear(&ab);
abuf_printf(&ab, "%s_%s", c_name_impl(arg, 0).base_name,
asn1c_make_identifier(0, expr, 0));
return ab.buffer;
}
const char *
c_presence_name(arg_t *arg, asn1p_expr_t *expr) {
static abuf ab;
abuf_clear(&ab);
if(expr) {
abuf_printf(&ab, "%s_PR_%s", c_name_impl(arg, 0).base_name,
asn1c_make_identifier(0, expr, 0));
} else {
abuf_printf(&ab, "%s_PR_NOTHING", c_name_impl(arg, 0).base_name);
}
return ab.buffer;
}