+++ /dev/null
-#include "asn1c_internal.h"
-#include "asn1c_naming.h"
-#include "asn1c_misc.h"
-#include <asn1_buffer.h>
-#include <genhash.h>
-
-struct intl_name {
- asn1p_expr_t *expr;
- asn1p_expr_t *clashes_with;
- const char *name;
- TQ_ENTRY(struct intl_name) next;
-};
-
-genhash_t *used_names_hash;
-
-static void
-name_entry_destroy(void *np) {
- struct intl_name *n = np;
-
- union {
- const char *c_buf;
- char *nc_buf;
- } const_cast;
-
- asn1p_expr_free(n->expr);
- asn1p_expr_free(n->clashes_with);
- const_cast.c_buf = n->name;
- free(const_cast.nc_buf);
- free(n);
-}
-
-void
-c_name_clash_finder_init() {
- assert(used_names_hash == NULL);
- used_names_hash =
- genhash_new(cmpf_string, hashf_string, NULL, name_entry_destroy);
- assert(used_names_hash);
-}
-
-void
-c_name_clash_finder_destroy() {
- genhash_destroy(used_names_hash);
- used_names_hash = NULL;
-}
-
-static void
-register_global_name(asn1p_expr_t *expr, const char *name) {
- struct intl_name *n;
-
- n = genhash_get(used_names_hash, (const void *)name);
- if(n) {
- if(!(expr->_mark & TM_NAMEGIVEN) && (expr != n->expr)) {
- n->clashes_with = expr;
- expr->ref_cnt++;
- return;
- }
- }
-
- if(expr->_mark & TM_NAMEGIVEN)
- return;
-
- char *name_copy = strdup(name);
-
- n = calloc(1, sizeof(*n));
- assert(n);
- n->expr = expr;
- expr->ref_cnt++;
- n->name = name_copy;
- int ret = genhash_add(used_names_hash, name_copy, n);
- assert(ret == 0);
-}
-
-int
-c_name_clash(arg_t *arg) {
- struct intl_name *n;
- size_t n_clashes = 0;
- const size_t max_clashes = 5;
-
- genhash_iter_t iter;
-
- genhash_iter_init(&iter, used_names_hash, 0);
- while(genhash_iter(&iter, NULL, (void *)&n)) {
- if(n->clashes_with) {
- if(n_clashes++ > max_clashes) continue;
- FATAL(
- "Name \"%s\" is generated by %s.%s at line %s:%d and "
- "%s.%s at line %s:%d",
- n->name, n->expr->module->ModuleName, n->expr->Identifier,
- n->expr->module->source_file_name, n->expr->_lineno,
- n->clashes_with->module->ModuleName,
- n->clashes_with->Identifier,
- n->clashes_with->module->source_file_name,
- n->clashes_with->_lineno);
- }
- }
-
- genhash_iter_done(&iter);
-
- if(n_clashes > max_clashes) {
- FATAL("... %zu more name clashes not shown", n_clashes - max_clashes);
- }
-
- return n_clashes > 0;
-}
-
-
-static abuf *
-construct_base_name(abuf *buf, asn1p_expr_t *expr, int compound_names,
- int avoid_keywords, enum ami_flags_e flag) {
- const char *id;
-
- assert(buf);
-
- if(compound_names && expr->parent_expr) {
- construct_base_name(buf, expr->parent_expr, compound_names, 0, flag);
- if(buf->length) {
- abuf_str(buf, "__"); /* component separator */
- }
- }
-
- id = asn1c_make_identifier(
- ((avoid_keywords && !buf->length) ? AMI_CHECK_RESERVED : 0) | flag, expr, 0);
-
- abuf_str(buf, id);
-
- return buf;
-}
-
-static struct c_names
-c_name_impl(arg_t *arg, asn1p_expr_t *expr, int avoid_keywords) {
- asn1p_expr_type_e expr_type = expr->expr_type;
- struct c_names names;
- int compound_names = 0;
-
- static abuf b_type_asn_name;
- static abuf b_type_part_name;
- static abuf b_type_base_name;
- static abuf b_type_c_name;
- static abuf b_type_constrained_c_name;
- static abuf b_asn_name;
- static abuf b_part_name;
- 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_type_asn_name);
- abuf_clear(&b_type_part_name);
- abuf_clear(&b_type_base_name);
- abuf_clear(&b_type_c_name);
- abuf_clear(&b_type_constrained_c_name);
- abuf_clear(&b_asn_name);
- abuf_clear(&b_base_name);
- abuf_clear(&b_part_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);
-
- abuf_str(&b_type_asn_name, asn1c_type_name(arg, expr, TNF_UNMODIFIED));
- abuf_str(&b_type_part_name, asn1c_type_name(arg, expr, TNF_SAFE));
- abuf_str(&b_type_base_name, asn1c_type_name(arg, expr, TNF_SAFE));
- abuf_str(&b_type_c_name, asn1c_type_name(arg, expr, TNF_CTYPE));
- abuf_str(&b_type_constrained_c_name,
- asn1c_type_name(arg, expr, TNF_CONSTYPE));
-
-
- 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;
- }
- }
-
- construct_base_name(&b_asn_name, expr, 0, 0, 0);
- construct_base_name(&b_part_name, expr, 0, 0, AMI_USE_PREFIX);
- construct_base_name(&b_base_name, expr, compound_names, avoid_keywords, 0);
- construct_base_name(&b_as_member, expr, 0, 1, 0);
-
- static abuf tmp_compoundable_part_name;
- static abuf compound_part_name;
- abuf_clear(&tmp_compoundable_part_name);
- abuf_clear(&compound_part_name);
- construct_base_name(&tmp_compoundable_part_name, expr, compound_names, 0, 0);
- construct_base_name(&compound_part_name, expr, 1, 0, 0);
-
- if(strlen(asn1c_prefix()) == 0) {
- if(!expr->_anonymous_type) {
- if(arg->embed) {
- abuf_printf(&b_short_name, "%s", b_as_member.buffer);
- } else {
- abuf_printf(&b_short_name, "%s_t", b_as_member.buffer);
- }
- }
- abuf_printf(&b_full_name, "struct %s", b_base_name.buffer);
- abuf_printf(&b_presence_enum, "enum %s_PR", tmp_compoundable_part_name.buffer);
- abuf_printf(&b_presence_name, "%s_PR", tmp_compoundable_part_name.buffer);
- abuf_printf(&b_members_enum, "enum %s", b_base_name.buffer);
- abuf_printf(&b_members_name, "e_%s", tmp_compoundable_part_name.buffer);
- } else {
- if(!expr->_anonymous_type) {
- if(arg->embed) {
- abuf_printf(&b_short_name, "%s%s", asn1c_prefix(), b_as_member.buffer);
- } else {
- abuf_printf(&b_short_name, "%s%s_t", asn1c_prefix(), b_as_member.buffer);
- }
- }
- abuf_printf(&b_full_name, "struct %s%s", asn1c_prefix(), b_base_name.buffer);
- abuf_printf(&b_presence_enum, "enum %s%s_PR", asn1c_prefix(), tmp_compoundable_part_name.buffer);
- abuf_printf(&b_presence_name, "%s%s_PR", asn1c_prefix(), tmp_compoundable_part_name.buffer);
- abuf_printf(&b_members_enum, "enum %s%s", asn1c_prefix(), b_base_name.buffer);
- abuf_printf(&b_members_name, "e_%s%s", asn1c_prefix(), tmp_compoundable_part_name.buffer);
- }
-
- names.type.asn_name = b_type_asn_name.buffer;
- names.type.base_name = b_type_base_name.buffer;
- names.type.part_name = b_type_part_name.buffer;
- names.type.c_name = b_type_c_name.buffer;
- names.type.constrained_c_name = b_type_constrained_c_name.buffer;
- names.asn_name = b_asn_name.buffer;
- names.part_name = b_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;
- names.compound_name = compound_part_name.buffer;
-
- /* A _subset_ of names is checked against being globally unique */
- register_global_name(expr, names.base_name);
- register_global_name(expr, names.full_name);
- register_global_name(expr, names.presence_enum);
- register_global_name(expr, names.presence_name);
- register_global_name(expr, names.members_enum);
- register_global_name(expr, names.members_name);
-
- expr->_mark |= TM_NAMEGIVEN;
-
- return names;
-}
-
-struct c_names
-c_name(arg_t *arg) {
- return c_name_impl(arg, arg->expr, 1);
-}
-
-struct c_names
-c_expr_name(arg_t *arg, asn1p_expr_t *expr) {
- return c_name_impl(arg, expr, 1);
-}
-
-const char *
-c_member_name(arg_t *arg, asn1p_expr_t *expr) {
- static abuf ab;
-
- abuf_clear(&ab);
-
- /* NB: do not use part_name, doesn't work for -fcompound-names */
- abuf_str(&ab, asn1c_prefix());
- abuf_str(&ab, c_name_impl(arg, arg->expr, 0).base_name);
- abuf_str(&ab, "_");
- abuf_str(&ab, 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);
-
- abuf_str(&ab, asn1c_prefix());
- if(expr) {
- /* NB: do not use part_name, doesn't work for -fcompound-names */
- abuf_str(&ab, c_name_impl(arg, arg->expr, 0).base_name);
- abuf_str(&ab, "_PR_");
- abuf_str(&ab, asn1c_make_identifier(0, expr, 0));
- } else {
- abuf_printf(&ab, "%s_PR_NOTHING",
- c_name_impl(arg, arg->expr, 0).base_name);
- }
-
- return ab.buffer;
-}
-
-const char *
-c_names_format(struct c_names ns) {
- static abuf nbuf;
- abuf_clear(&nbuf);
-
-#define FMT_COMPONENT(x) abuf_printf(&nbuf, " ." #x "=\"%s\",", ns.x);
-
- abuf_str(&nbuf, "{");
- FMT_COMPONENT(type.asn_name);
- FMT_COMPONENT(type.part_name);
- FMT_COMPONENT(type.base_name);
- FMT_COMPONENT(type.c_name);
- FMT_COMPONENT(type.constrained_c_name);
- FMT_COMPONENT(asn_name);
- FMT_COMPONENT(part_name);
- FMT_COMPONENT(base_name);
- FMT_COMPONENT(full_name);
- FMT_COMPONENT(short_name);
- FMT_COMPONENT(full_name);
- FMT_COMPONENT(as_member);
- FMT_COMPONENT(presence_enum);
- FMT_COMPONENT(presence_name);
- FMT_COMPONENT(members_enum);
- FMT_COMPONENT(members_name);
- abuf_printf(&nbuf, " .members_name=\"%s\" }", ns.members_name);
- return nbuf.buffer;
-}
-
Code Review / com / asn1c.git / blobdiff