2 * Copyright (c) 2007, 2008 Hyogeol Lee <hyogeollee@gmail.com>
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
8 * 1. Redistributions of source code must retain the above copyright
9 * notice, this list of conditions and the following disclaimer
10 * in this position and unchanged.
11 * 2. Redistributions in binary form must reproduce the above copyright
12 * notice, this list of conditions and the following disclaimer in the
13 * documentation and/or other materials provided with the distribution.
15 * THIS SOFTWARE IS PROVIDED BY THE AUTHORS ``AS IS'' AND ANY EXPRESS OR
16 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
17 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
18 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
19 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
20 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
21 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
22 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
23 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
24 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
26 #include <sys/types.h>
37 * @file cpp_demangle.c
38 * @brief Decode IA-64 C++ ABI style implementation.
40 * IA-64 standard ABI(Itanium C++ ABI) references.
42 * http://www.codesourcery.com/cxx-abi/abi.html#mangling \n
43 * http://www.codesourcery.com/cxx-abi/abi-mangling.html
46 /** @brief Dynamic vector data for string. */
56 #define BUFFER_GROWFACTOR 1.618
57 #define VECTOR_DEF_CAPACITY 8
58 #define ELFTC_ISDIGIT(C) (isdigit((C) & 0xFF))
61 TYPE_PTR, TYPE_REF, TYPE_CMX, TYPE_IMG, TYPE_EXT, TYPE_RST, TYPE_VAT,
65 struct vector_type_qualifier {
66 size_t size, capacity;
67 enum type_qualifier *q_container;
68 struct vector_str ext_name;
72 READ_FAIL, READ_NEST, READ_TMPL, READ_EXPR, READ_EXPL, READ_LOCAL,
73 READ_TYPE, READ_FUNC, READ_PTRMEM
76 struct vector_read_cmd {
77 size_t size, capacity;
78 enum read_cmd *r_container;
81 struct cpp_demangle_data {
82 struct vector_str output; /* output string vector */
83 struct vector_str output_tmp;
84 struct vector_str subst; /* substitution string vector */
85 struct vector_str tmpl;
86 struct vector_str class_type;
87 struct vector_read_cmd cmd;
88 bool paren; /* parenthesis opened */
89 bool pfirst; /* first element of parameter */
90 bool mem_rst; /* restrict member function */
91 bool mem_vat; /* volatile member function */
92 bool mem_cst; /* const member function */
94 const char *cur; /* current mangled name ptr */
95 const char *last_sname; /* last source name */
99 #define CPP_DEMANGLE_TRY_LIMIT 128
100 #define FLOAT_SPRINTF_TRY_LIMIT 5
101 #define FLOAT_QUADRUPLE_BYTES 16
102 #define FLOAT_EXTENED_BYTES 10
104 #define SIMPLE_HASH(x,y) (64 * x + y)
106 static size_t get_strlen_sum(const struct vector_str *v);
107 static bool vector_str_grow(struct vector_str *v);
110 get_strlen_sum(const struct vector_str *v)
119 for (i = 0; i < v->size; ++i)
120 len += strlen(v->container[i]);
126 * @brief Deallocate resource in vector_str.
129 vector_str_dest(struct vector_str *v)
136 for (i = 0; i < v->size; ++i)
137 free(v->container[i]);
143 * @brief Find string in vector_str.
144 * @param v Destination vector.
145 * @param o String to find.
146 * @param l Length of the string.
147 * @return -1 at failed, 0 at not found, 1 at found.
150 vector_str_find(const struct vector_str *v, const char *o, size_t l)
154 if (v == NULL || o == NULL)
157 for (i = 0; i < v->size; ++i)
158 if (strncmp(v->container[i], o, l) == 0)
165 * @brief Get new allocated flat string from vector.
167 * If l is not NULL, return length of the string.
168 * @param v Destination vector.
169 * @param l Length of the string.
170 * @return NULL at failed or NUL terminated new allocated string.
173 vector_str_get_flat(const struct vector_str *v, size_t *l)
175 ssize_t elem_pos, elem_size, rtn_size;
179 if (v == NULL || v->size == 0)
182 if ((rtn_size = get_strlen_sum(v)) == 0)
185 if ((rtn = malloc(sizeof(char) * (rtn_size + 1))) == NULL)
189 for (i = 0; i < v->size; ++i) {
190 elem_size = strlen(v->container[i]);
192 memcpy(rtn + elem_pos, v->container[i], elem_size);
194 elem_pos += elem_size;
197 rtn[rtn_size] = '\0';
206 vector_str_grow(struct vector_str *v)
214 assert(v->capacity > 0);
216 tmp_cap = v->capacity * BUFFER_GROWFACTOR;
218 assert(tmp_cap > v->capacity);
220 if ((tmp_ctn = malloc(sizeof(char *) * tmp_cap)) == NULL)
223 for (i = 0; i < v->size; ++i)
224 tmp_ctn[i] = v->container[i];
228 v->container = tmp_ctn;
229 v->capacity = tmp_cap;
235 * @brief Initialize vector_str.
236 * @return false at failed, true at success.
239 vector_str_init(struct vector_str *v)
246 v->capacity = VECTOR_DEF_CAPACITY;
248 assert(v->capacity > 0);
250 if ((v->container = malloc(sizeof(char *) * v->capacity)) == NULL)
253 assert(v->container != NULL);
259 * @brief Remove last element in vector_str.
260 * @return false at failed, true at success.
263 vector_str_pop(struct vector_str *v)
274 free(v->container[v->size]);
275 v->container[v->size] = NULL;
281 * @brief Push back string to vector.
282 * @return false at failed, true at success.
285 vector_str_push(struct vector_str *v, const char *str, size_t len)
288 if (v == NULL || str == NULL)
291 if (v->size == v->capacity && vector_str_grow(v) == false)
294 if ((v->container[v->size] = malloc(sizeof(char) * (len + 1))) == NULL)
297 snprintf(v->container[v->size], len + 1, "%s", str);
305 * @brief Push front org vector to det vector.
306 * @return false at failed, true at success.
309 vector_str_push_vector_head(struct vector_str *dst, struct vector_str *org)
311 size_t i, j, tmp_cap;
314 if (dst == NULL || org == NULL)
317 tmp_cap = (dst->size + org->size) * BUFFER_GROWFACTOR;
319 if ((tmp_ctn = malloc(sizeof(char *) * tmp_cap)) == NULL)
322 for (i = 0; i < org->size; ++i)
323 if ((tmp_ctn[i] = strdup(org->container[i])) == NULL) {
324 for (j = 0; j < i; ++j)
332 for (i = 0; i < dst->size; ++i)
333 tmp_ctn[i + org->size] = dst->container[i];
335 free(dst->container);
337 dst->container = tmp_ctn;
338 dst->capacity = tmp_cap;
339 dst->size += org->size;
345 * @brief Get new allocated flat string from vector between begin and end.
347 * If r_len is not NULL, string length will be returned.
348 * @return NULL at failed or NUL terminated new allocated string.
351 vector_str_substr(const struct vector_str *v, size_t begin, size_t end,
357 if (v == NULL || begin > end)
361 for (i = begin; i < end + 1; ++i)
362 len += strlen(v->container[i]);
364 if ((rtn = malloc(sizeof(char) * (len + 1))) == NULL)
371 for (i = begin; i < end + 1; ++i) {
372 len = strlen(v->container[i]);
373 memcpy(rtn + cur, v->container[i], len);
381 static void cpp_demangle_data_dest(struct cpp_demangle_data *);
382 static int cpp_demangle_data_init(struct cpp_demangle_data *,
384 static int cpp_demangle_get_subst(struct cpp_demangle_data *, size_t);
385 static int cpp_demangle_get_tmpl_param(struct cpp_demangle_data *, size_t);
386 static int cpp_demangle_push_fp(struct cpp_demangle_data *,
387 char *(*)(const char *, size_t));
388 static int cpp_demangle_push_str(struct cpp_demangle_data *, const char *,
390 static int cpp_demangle_push_subst(struct cpp_demangle_data *,
391 const char *, size_t);
392 static int cpp_demangle_push_subst_v(struct cpp_demangle_data *,
393 struct vector_str *);
394 static int cpp_demangle_push_type_qualifier(struct cpp_demangle_data *,
395 struct vector_type_qualifier *, const char *);
396 static int cpp_demangle_read_array(struct cpp_demangle_data *);
397 static int cpp_demangle_read_encoding(struct cpp_demangle_data *);
398 static int cpp_demangle_read_expr_primary(struct cpp_demangle_data *);
399 static int cpp_demangle_read_expression(struct cpp_demangle_data *);
400 static int cpp_demangle_read_expression_flat(struct cpp_demangle_data *,
402 static int cpp_demangle_read_expression_binary(struct cpp_demangle_data *,
403 const char *, size_t);
404 static int cpp_demangle_read_expression_unary(struct cpp_demangle_data *,
405 const char *, size_t);
406 static int cpp_demangle_read_expression_trinary(struct cpp_demangle_data *,
407 const char *, size_t, const char *, size_t);
408 static int cpp_demangle_read_function(struct cpp_demangle_data *, int *,
409 struct vector_type_qualifier *);
410 static int cpp_demangle_local_source_name(struct cpp_demangle_data *ddata);
411 static int cpp_demangle_read_local_name(struct cpp_demangle_data *);
412 static int cpp_demangle_read_name(struct cpp_demangle_data *);
413 static int cpp_demangle_read_name_flat(struct cpp_demangle_data *,
415 static int cpp_demangle_read_nested_name(struct cpp_demangle_data *);
416 static int cpp_demangle_read_number(struct cpp_demangle_data *, long *);
417 static int cpp_demangle_read_number_as_string(struct cpp_demangle_data *,
419 static int cpp_demangle_read_nv_offset(struct cpp_demangle_data *);
420 static int cpp_demangle_read_offset(struct cpp_demangle_data *);
421 static int cpp_demangle_read_offset_number(struct cpp_demangle_data *);
422 static int cpp_demangle_read_pointer_to_member(struct cpp_demangle_data *);
423 static int cpp_demangle_read_sname(struct cpp_demangle_data *);
424 static int cpp_demangle_read_subst(struct cpp_demangle_data *);
425 static int cpp_demangle_read_subst_std(struct cpp_demangle_data *);
426 static int cpp_demangle_read_subst_stdtmpl(struct cpp_demangle_data *,
427 const char *, size_t);
428 static int cpp_demangle_read_tmpl_arg(struct cpp_demangle_data *);
429 static int cpp_demangle_read_tmpl_args(struct cpp_demangle_data *);
430 static int cpp_demangle_read_tmpl_param(struct cpp_demangle_data *);
431 static int cpp_demangle_read_type(struct cpp_demangle_data *, int);
432 static int cpp_demangle_read_type_flat(struct cpp_demangle_data *,
434 static int cpp_demangle_read_uqname(struct cpp_demangle_data *);
435 static int cpp_demangle_read_v_offset(struct cpp_demangle_data *);
436 static char *decode_fp_to_double(const char *, size_t);
437 static char *decode_fp_to_float(const char *, size_t);
438 static char *decode_fp_to_float128(const char *, size_t);
439 static char *decode_fp_to_float80(const char *, size_t);
440 static char *decode_fp_to_long_double(const char *, size_t);
441 static int hex_to_dec(char);
442 static void vector_read_cmd_dest(struct vector_read_cmd *);
443 static int vector_read_cmd_find(struct vector_read_cmd *, enum read_cmd);
444 static int vector_read_cmd_init(struct vector_read_cmd *);
445 static int vector_read_cmd_pop(struct vector_read_cmd *);
446 static int vector_read_cmd_push(struct vector_read_cmd *, enum read_cmd);
447 static void vector_type_qualifier_dest(struct vector_type_qualifier *);
448 static int vector_type_qualifier_init(struct vector_type_qualifier *);
449 static int vector_type_qualifier_push(struct vector_type_qualifier *,
450 enum type_qualifier);
453 * @brief Decode the input string by IA-64 C++ ABI style.
455 * GNU GCC v3 use IA-64 standard ABI.
456 * @return New allocated demangled string or NULL if failed.
457 * @todo 1. Testing and more test case. 2. Code cleaning.
460 __cxa_demangle_gnu3(const char *org)
462 struct cpp_demangle_data ddata;
470 org_len = strlen(org);
471 if (org_len > 11 && !strncmp(org, "_GLOBAL__I_", 11)) {
472 if ((rtn = malloc(org_len + 19)) == NULL)
474 snprintf(rtn, org_len + 19,
475 "global constructors keyed to %s", org + 11);
479 // Try demangling as a type for short encodings
480 if ((org_len < 2) || (org[0] != '_' || org[1] != 'Z' )) {
481 if (!cpp_demangle_data_init(&ddata, org))
483 if (!cpp_demangle_read_type(&ddata, 0))
485 rtn = vector_str_get_flat(&ddata.output, (size_t *) NULL);
490 if (!cpp_demangle_data_init(&ddata, org + 2))
495 if (!cpp_demangle_read_encoding(&ddata))
499 while (*ddata.cur != '\0') {
501 * Breaking at some gcc info at tail. e.g) @@GLIBCXX_3.4
503 if (*ddata.cur == '@' && *(ddata.cur + 1) == '@')
505 if (!cpp_demangle_read_type(&ddata, 1))
507 if (limit++ > CPP_DEMANGLE_TRY_LIMIT)
511 if (ddata.output.size == 0)
513 if (ddata.paren && !vector_str_push(&ddata.output, ")", 1))
515 if (ddata.mem_vat && !vector_str_push(&ddata.output, " volatile", 9))
517 if (ddata.mem_cst && !vector_str_push(&ddata.output, " const", 6))
519 if (ddata.mem_rst && !vector_str_push(&ddata.output, " restrict", 9))
522 rtn = vector_str_get_flat(&ddata.output, (size_t *) NULL);
525 cpp_demangle_data_dest(&ddata);
531 cpp_demangle_data_dest(struct cpp_demangle_data *d)
537 vector_read_cmd_dest(&d->cmd);
538 vector_str_dest(&d->class_type);
539 vector_str_dest(&d->tmpl);
540 vector_str_dest(&d->subst);
541 vector_str_dest(&d->output_tmp);
542 vector_str_dest(&d->output);
546 cpp_demangle_data_init(struct cpp_demangle_data *d, const char *cur)
549 if (d == NULL || cur == NULL)
552 if (!vector_str_init(&d->output))
554 if (!vector_str_init(&d->output_tmp))
556 if (!vector_str_init(&d->subst))
558 if (!vector_str_init(&d->tmpl))
560 if (!vector_str_init(&d->class_type))
562 if (!vector_read_cmd_init(&d->cmd))
565 assert(d->output.container != NULL);
566 assert(d->output_tmp.container != NULL);
567 assert(d->subst.container != NULL);
568 assert(d->tmpl.container != NULL);
569 assert(d->class_type.container != NULL);
578 d->last_sname = NULL;
584 vector_str_dest(&d->class_type);
586 vector_str_dest(&d->tmpl);
588 vector_str_dest(&d->subst);
590 vector_str_dest(&d->output_tmp);
592 vector_str_dest(&d->output);
598 cpp_demangle_push_fp(struct cpp_demangle_data *ddata,
599 char *(*decoder)(const char *, size_t))
606 if (ddata == NULL || decoder == NULL)
610 while (*ddata->cur != 'E')
613 if ((f = decoder(fp, ddata->cur - fp)) == NULL)
617 if ((len = strlen(f)) > 0)
618 rtn = cpp_demangle_push_str(ddata, f, len);
628 cpp_demangle_push_str(struct cpp_demangle_data *ddata, const char *str,
632 if (ddata == NULL || str == NULL || len == 0)
635 if (ddata->push_head > 0)
636 return (vector_str_push(&ddata->output_tmp, str, len));
638 return (vector_str_push(&ddata->output, str, len));
642 cpp_demangle_push_subst(struct cpp_demangle_data *ddata, const char *str,
646 if (ddata == NULL || str == NULL || len == 0)
649 if (!vector_str_find(&ddata->subst, str, len))
650 return (vector_str_push(&ddata->subst, str, len));
656 cpp_demangle_push_subst_v(struct cpp_demangle_data *ddata, struct vector_str *v)
662 if (ddata == NULL || v == NULL)
665 if ((str = vector_str_get_flat(v, &str_len)) == NULL)
668 rtn = cpp_demangle_push_subst(ddata, str, str_len);
676 cpp_demangle_push_type_qualifier(struct cpp_demangle_data *ddata,
677 struct vector_type_qualifier *v, const char *type_str)
679 struct vector_str subst_v;
680 size_t idx, e_idx, e_len;
684 if (ddata == NULL || v == NULL)
687 if ((idx = v->size) == 0)
691 if (type_str != NULL) {
692 if (!vector_str_init(&subst_v))
694 if (!vector_str_push(&subst_v, type_str, strlen(type_str)))
700 switch (v->q_container[idx - 1]) {
702 if (!cpp_demangle_push_str(ddata, "*", 1))
704 if (type_str != NULL) {
705 if (!vector_str_push(&subst_v, "*", 1))
707 if (!cpp_demangle_push_subst_v(ddata,
714 if (!cpp_demangle_push_str(ddata, "&", 1))
716 if (type_str != NULL) {
717 if (!vector_str_push(&subst_v, "&", 1))
719 if (!cpp_demangle_push_subst_v(ddata,
726 if (!cpp_demangle_push_str(ddata, " complex", 8))
728 if (type_str != NULL) {
729 if (!vector_str_push(&subst_v, " complex", 8))
731 if (!cpp_demangle_push_subst_v(ddata,
738 if (!cpp_demangle_push_str(ddata, " imaginary", 10))
740 if (type_str != NULL) {
741 if (!vector_str_push(&subst_v, " imaginary",
744 if (!cpp_demangle_push_subst_v(ddata,
751 if (v->ext_name.size == 0 ||
752 e_idx > v->ext_name.size - 1)
754 if ((e_len = strlen(v->ext_name.container[e_idx])) ==
757 if ((buf = malloc(e_len + 2)) == NULL)
759 snprintf(buf, e_len + 2, " %s",
760 v->ext_name.container[e_idx]);
762 if (!cpp_demangle_push_str(ddata, buf, e_len + 1)) {
767 if (type_str != NULL) {
768 if (!vector_str_push(&subst_v, buf,
773 if (!cpp_demangle_push_subst_v(ddata,
784 if (!cpp_demangle_push_str(ddata, " restrict", 9))
786 if (type_str != NULL) {
787 if (!vector_str_push(&subst_v, " restrict", 9))
789 if (!cpp_demangle_push_subst_v(ddata,
796 if (!cpp_demangle_push_str(ddata, " volatile", 9))
798 if (type_str != NULL) {
799 if (!vector_str_push(&subst_v, " volatile", 9))
801 if (!cpp_demangle_push_subst_v(ddata,
808 if (!cpp_demangle_push_str(ddata, " const", 6))
810 if (type_str != NULL) {
811 if (!vector_str_push(&subst_v, " const", 6))
813 if (!cpp_demangle_push_subst_v(ddata,
820 if (v->ext_name.size == 0 ||
821 e_idx > v->ext_name.size - 1)
823 if ((e_len = strlen(v->ext_name.container[e_idx])) ==
826 if ((buf = malloc(e_len + 12)) == NULL)
828 snprintf(buf, e_len + 12, " __vector(%s)",
829 v->ext_name.container[e_idx]);
830 if (!cpp_demangle_push_str(ddata, buf, e_len + 11)) {
834 if (type_str != NULL) {
835 if (!vector_str_push(&subst_v, buf,
840 if (!cpp_demangle_push_subst_v(ddata,
855 if (type_str != NULL)
856 vector_str_dest(&subst_v);
862 cpp_demangle_get_subst(struct cpp_demangle_data *ddata, size_t idx)
866 if (ddata == NULL || ddata->subst.size <= idx)
868 if ((len = strlen(ddata->subst.container[idx])) == 0)
870 if (!cpp_demangle_push_str(ddata, ddata->subst.container[idx], len))
880 cpp_demangle_get_tmpl_param(struct cpp_demangle_data *ddata, size_t idx)
884 if (ddata == NULL || ddata->tmpl.size <= idx)
886 if ((len = strlen(ddata->tmpl.container[idx])) == 0)
888 if (!cpp_demangle_push_str(ddata, ddata->tmpl.container[idx], len))
897 cpp_demangle_read_array(struct cpp_demangle_data *ddata)
899 size_t i, num_len, exp_len, p_idx, idx;
903 if (ddata == NULL || *(++ddata->cur) == '\0')
906 if (*ddata->cur == '_') {
907 if (*(++ddata->cur) == '\0')
910 if (!cpp_demangle_read_type(ddata, 0))
913 if (!cpp_demangle_push_str(ddata, "[]", 2))
916 if (ELFTC_ISDIGIT(*ddata->cur) != 0) {
918 while (ELFTC_ISDIGIT(*ddata->cur) != 0)
920 if (*ddata->cur != '_')
922 num_len = ddata->cur - num;
924 if (*(++ddata->cur) == '\0')
926 if (!cpp_demangle_read_type(ddata, 0))
928 if (!cpp_demangle_push_str(ddata, "[", 1))
930 if (!cpp_demangle_push_str(ddata, num, num_len))
932 if (!cpp_demangle_push_str(ddata, "]", 1))
935 p_idx = ddata->output.size;
936 if (!cpp_demangle_read_expression(ddata))
938 if ((exp = vector_str_substr(&ddata->output, p_idx,
939 ddata->output.size - 1, &exp_len)) == NULL)
941 idx = ddata->output.size;
942 for (i = p_idx; i < idx; ++i)
943 if (!vector_str_pop(&ddata->output)) {
947 if (*ddata->cur != '_') {
952 if (*ddata->cur == '\0') {
956 if (!cpp_demangle_read_type(ddata, 0)) {
960 if (!cpp_demangle_push_str(ddata, "[", 1)) {
964 if (!cpp_demangle_push_str(ddata, exp, exp_len)) {
968 if (!cpp_demangle_push_str(ddata, "]", 1)) {
980 cpp_demangle_read_expr_primary(struct cpp_demangle_data *ddata)
984 if (ddata == NULL || *(++ddata->cur) == '\0')
987 if (*ddata->cur == '_' && *(ddata->cur + 1) == 'Z') {
989 if (*ddata->cur == '\0')
991 if (!cpp_demangle_read_encoding(ddata))
997 switch (*ddata->cur) {
999 if (*(ddata->cur + 2) != 'E')
1001 switch (*(++ddata->cur)) {
1004 return (cpp_demangle_push_str(ddata, "false", 5));
1007 return (cpp_demangle_push_str(ddata, "true", 4));
1014 return (cpp_demangle_push_fp(ddata, decode_fp_to_double));
1018 if (sizeof(long double) == 10)
1019 return (cpp_demangle_push_fp(ddata,
1020 decode_fp_to_double));
1021 return (cpp_demangle_push_fp(ddata, decode_fp_to_float80));
1025 return (cpp_demangle_push_fp(ddata, decode_fp_to_float));
1029 if (sizeof(long double) == 16)
1030 return (cpp_demangle_push_fp(ddata,
1031 decode_fp_to_double));
1032 return (cpp_demangle_push_fp(ddata, decode_fp_to_float128));
1043 if (*(++ddata->cur) == 'n') {
1044 if (!cpp_demangle_push_str(ddata, "-", 1))
1049 while (*ddata->cur != 'E') {
1050 if (!ELFTC_ISDIGIT(*ddata->cur))
1055 return (cpp_demangle_push_str(ddata, num,
1056 ddata->cur - num - 1));
1064 cpp_demangle_read_expression(struct cpp_demangle_data *ddata)
1067 if (ddata == NULL || *ddata->cur == '\0')
1070 switch (SIMPLE_HASH(*ddata->cur, *(ddata->cur + 1))) {
1071 case SIMPLE_HASH('s', 't'):
1073 return (cpp_demangle_read_type(ddata, 0));
1075 case SIMPLE_HASH('s', 'r'):
1077 if (!cpp_demangle_read_type(ddata, 0))
1079 if (!cpp_demangle_read_uqname(ddata))
1081 if (*ddata->cur == 'I')
1082 return (cpp_demangle_read_tmpl_args(ddata));
1085 case SIMPLE_HASH('a', 'a'):
1088 return (cpp_demangle_read_expression_binary(ddata, "&&", 2));
1090 case SIMPLE_HASH('a', 'd'):
1091 /* operator & (unary) */
1093 return (cpp_demangle_read_expression_unary(ddata, "&", 1));
1095 case SIMPLE_HASH('a', 'n'):
1098 return (cpp_demangle_read_expression_binary(ddata, "&", 1));
1100 case SIMPLE_HASH('a', 'N'):
1103 return (cpp_demangle_read_expression_binary(ddata, "&=", 2));
1105 case SIMPLE_HASH('a', 'S'):
1108 return (cpp_demangle_read_expression_binary(ddata, "=", 1));
1110 case SIMPLE_HASH('c', 'l'):
1113 return (cpp_demangle_read_expression_binary(ddata, "()", 2));
1115 case SIMPLE_HASH('c', 'm'):
1118 return (cpp_demangle_read_expression_binary(ddata, ",", 1));
1120 case SIMPLE_HASH('c', 'o'):
1123 return (cpp_demangle_read_expression_binary(ddata, "~", 1));
1125 case SIMPLE_HASH('c', 'v'):
1126 /* operator (cast) */
1128 return (cpp_demangle_read_expression_binary(ddata, "(cast)", 6));
1130 case SIMPLE_HASH('d', 'a'):
1131 /* operator delete [] */
1133 return (cpp_demangle_read_expression_unary(ddata, "delete []", 9));
1135 case SIMPLE_HASH('d', 'e'):
1136 /* operator * (unary) */
1138 return (cpp_demangle_read_expression_unary(ddata, "*", 1));
1140 case SIMPLE_HASH('d', 'l'):
1141 /* operator delete */
1143 return (cpp_demangle_read_expression_unary(ddata, "delete", 6));
1145 case SIMPLE_HASH('d', 'v'):
1148 return (cpp_demangle_read_expression_binary(ddata, "/", 1));
1150 case SIMPLE_HASH('d', 'V'):
1153 return (cpp_demangle_read_expression_binary(ddata, "/=", 2));
1155 case SIMPLE_HASH('e', 'o'):
1158 return (cpp_demangle_read_expression_binary(ddata, "^", 1));
1160 case SIMPLE_HASH('e', 'O'):
1163 return (cpp_demangle_read_expression_binary(ddata, "^=", 2));
1165 case SIMPLE_HASH('e', 'q'):
1168 return (cpp_demangle_read_expression_binary(ddata, "==", 2));
1170 case SIMPLE_HASH('g', 'e'):
1173 return (cpp_demangle_read_expression_binary(ddata, ">=", 2));
1175 case SIMPLE_HASH('g', 't'):
1178 return (cpp_demangle_read_expression_binary(ddata, ">", 1));
1180 case SIMPLE_HASH('i', 'x'):
1183 return (cpp_demangle_read_expression_binary(ddata, "[]", 2));
1185 case SIMPLE_HASH('l', 'e'):
1188 return (cpp_demangle_read_expression_binary(ddata, "<=", 2));
1190 case SIMPLE_HASH('l', 's'):
1193 return (cpp_demangle_read_expression_binary(ddata, "<<", 2));
1195 case SIMPLE_HASH('l', 'S'):
1198 return (cpp_demangle_read_expression_binary(ddata, "<<=", 3));
1200 case SIMPLE_HASH('l', 't'):
1203 return (cpp_demangle_read_expression_binary(ddata, "<", 1));
1205 case SIMPLE_HASH('m', 'i'):
1208 return (cpp_demangle_read_expression_binary(ddata, "-", 1));
1210 case SIMPLE_HASH('m', 'I'):
1213 return (cpp_demangle_read_expression_binary(ddata, "-=", 2));
1215 case SIMPLE_HASH('m', 'l'):
1218 return (cpp_demangle_read_expression_binary(ddata, "*", 1));
1220 case SIMPLE_HASH('m', 'L'):
1223 return (cpp_demangle_read_expression_binary(ddata, "*=", 2));
1225 case SIMPLE_HASH('m', 'm'):
1228 return (cpp_demangle_read_expression_binary(ddata, "--", 2));
1230 case SIMPLE_HASH('n', 'a'):
1231 /* operator new[] */
1233 return (cpp_demangle_read_expression_unary(ddata, "new []", 6));
1235 case SIMPLE_HASH('n', 'e'):
1238 return (cpp_demangle_read_expression_binary(ddata, "!=", 2));
1240 case SIMPLE_HASH('n', 'g'):
1241 /* operator - (unary) */
1243 return (cpp_demangle_read_expression_unary(ddata, "-", 1));
1245 case SIMPLE_HASH('n', 't'):
1248 return (cpp_demangle_read_expression_binary(ddata, "!", 1));
1250 case SIMPLE_HASH('n', 'w'):
1253 return (cpp_demangle_read_expression_unary(ddata, "new", 3));
1255 case SIMPLE_HASH('o', 'o'):
1258 return (cpp_demangle_read_expression_binary(ddata, "||", 2));
1260 case SIMPLE_HASH('o', 'r'):
1263 return (cpp_demangle_read_expression_binary(ddata, "|", 1));
1265 case SIMPLE_HASH('o', 'R'):
1268 return (cpp_demangle_read_expression_binary(ddata, "|=", 2));
1270 case SIMPLE_HASH('p', 'l'):
1273 return (cpp_demangle_read_expression_binary(ddata, "+", 1));
1275 case SIMPLE_HASH('p', 'L'):
1278 return (cpp_demangle_read_expression_binary(ddata, "+=", 2));
1280 case SIMPLE_HASH('p', 'm'):
1283 return (cpp_demangle_read_expression_binary(ddata, "->*", 3));
1285 case SIMPLE_HASH('p', 'p'):
1288 return (cpp_demangle_read_expression_binary(ddata, "++", 2));
1290 case SIMPLE_HASH('p', 's'):
1291 /* operator + (unary) */
1293 return (cpp_demangle_read_expression_unary(ddata, "+", 1));
1295 case SIMPLE_HASH('p', 't'):
1298 return (cpp_demangle_read_expression_binary(ddata, "->", 2));
1300 case SIMPLE_HASH('q', 'u'):
1303 return (cpp_demangle_read_expression_trinary(ddata, "?", 1,
1306 case SIMPLE_HASH('r', 'm'):
1309 return (cpp_demangle_read_expression_binary(ddata, "%", 1));
1311 case SIMPLE_HASH('r', 'M'):
1314 return (cpp_demangle_read_expression_binary(ddata, "%=", 2));
1316 case SIMPLE_HASH('r', 's'):
1319 return (cpp_demangle_read_expression_binary(ddata, ">>", 2));
1321 case SIMPLE_HASH('r', 'S'):
1324 return (cpp_demangle_read_expression_binary(ddata, ">>=", 3));
1326 case SIMPLE_HASH('r', 'z'):
1327 /* operator sizeof */
1329 return (cpp_demangle_read_expression_unary(ddata, "sizeof", 6));
1331 case SIMPLE_HASH('s', 'v'):
1332 /* operator sizeof */
1334 return (cpp_demangle_read_expression_unary(ddata, "sizeof", 6));
1337 switch (*ddata->cur) {
1339 return (cpp_demangle_read_expr_primary(ddata));
1341 return (cpp_demangle_read_tmpl_param(ddata));
1348 cpp_demangle_read_expression_flat(struct cpp_demangle_data *ddata, char **str)
1350 struct vector_str *output;
1351 size_t i, p_idx, idx, exp_len;
1354 output = ddata->push_head > 0 ? &ddata->output_tmp :
1357 p_idx = output->size;
1359 if (!cpp_demangle_read_expression(ddata))
1362 if ((exp = vector_str_substr(output, p_idx, output->size - 1,
1367 for (i = p_idx; i < idx; ++i) {
1368 if (!vector_str_pop(output)) {
1380 cpp_demangle_read_expression_binary(struct cpp_demangle_data *ddata,
1381 const char *name, size_t len)
1384 if (ddata == NULL || name == NULL || len == 0)
1386 if (!cpp_demangle_read_expression(ddata))
1388 if (!cpp_demangle_push_str(ddata, name, len))
1391 return (cpp_demangle_read_expression(ddata));
1395 cpp_demangle_read_expression_unary(struct cpp_demangle_data *ddata,
1396 const char *name, size_t len)
1399 if (ddata == NULL || name == NULL || len == 0)
1401 if (!cpp_demangle_read_expression(ddata))
1404 return (cpp_demangle_push_str(ddata, name, len));
1408 cpp_demangle_read_expression_trinary(struct cpp_demangle_data *ddata,
1409 const char *name1, size_t len1, const char *name2, size_t len2)
1412 if (ddata == NULL || name1 == NULL || len1 == 0 || name2 == NULL ||
1416 if (!cpp_demangle_read_expression(ddata))
1418 if (!cpp_demangle_push_str(ddata, name1, len1))
1420 if (!cpp_demangle_read_expression(ddata))
1422 if (!cpp_demangle_push_str(ddata, name2, len2))
1425 return (cpp_demangle_read_expression(ddata));
1429 cpp_demangle_read_function(struct cpp_demangle_data *ddata, int *ext_c,
1430 struct vector_type_qualifier *v)
1432 size_t class_type_size, class_type_len, limit;
1433 const char *class_type;
1435 if (ddata == NULL || *ddata->cur != 'F' || v == NULL)
1439 if (*ddata->cur == 'Y') {
1444 if (!cpp_demangle_read_type(ddata, 0))
1446 if (*ddata->cur != 'E') {
1447 if (!cpp_demangle_push_str(ddata, "(", 1))
1449 if (vector_read_cmd_find(&ddata->cmd, READ_PTRMEM)) {
1450 if ((class_type_size = ddata->class_type.size) == 0)
1453 ddata->class_type.container[class_type_size - 1];
1454 if (class_type == NULL)
1456 if ((class_type_len = strlen(class_type)) == 0)
1458 if (!cpp_demangle_push_str(ddata, class_type,
1461 if (!cpp_demangle_push_str(ddata, "::*", 3))
1465 if (!cpp_demangle_push_type_qualifier(ddata, v,
1466 (const char *) NULL))
1468 vector_type_qualifier_dest(v);
1469 if (!vector_type_qualifier_init(v))
1473 if (!cpp_demangle_push_str(ddata, ")(", 2))
1478 if (!cpp_demangle_read_type(ddata, 0))
1480 if (*ddata->cur == 'E')
1482 if (limit++ > CPP_DEMANGLE_TRY_LIMIT)
1486 if (vector_read_cmd_find(&ddata->cmd, READ_PTRMEM) == 1) {
1487 if (!cpp_demangle_push_type_qualifier(ddata, v,
1488 (const char *) NULL))
1490 vector_type_qualifier_dest(v);
1491 if (!vector_type_qualifier_init(v))
1495 if (!cpp_demangle_push_str(ddata, ")", 1))
1504 /* read encoding, encoding are function name, data name, special-name */
1506 cpp_demangle_read_encoding(struct cpp_demangle_data *ddata)
1508 char *name, *type, *num_str;
1512 if (ddata == NULL || *ddata->cur == '\0')
1516 switch (SIMPLE_HASH(*ddata->cur, *(ddata->cur + 1))) {
1517 case SIMPLE_HASH('G', 'A'):
1518 if (!cpp_demangle_push_str(ddata, "hidden alias for ", 17))
1521 if (*ddata->cur == '\0')
1523 return (cpp_demangle_read_encoding(ddata));
1525 case SIMPLE_HASH('G', 'R'):
1526 if (!cpp_demangle_push_str(ddata, "reference temporary #", 21))
1529 if (*ddata->cur == '\0')
1531 if (!cpp_demangle_read_name_flat(ddata, &name))
1534 if (!cpp_demangle_read_number_as_string(ddata, &num_str))
1536 if (!cpp_demangle_push_str(ddata, num_str, strlen(num_str)))
1538 if (!cpp_demangle_push_str(ddata, " for ", 5))
1540 if (!cpp_demangle_push_str(ddata, name, strlen(name)))
1549 case SIMPLE_HASH('G', 'T'):
1551 if (*ddata->cur == '\0')
1553 switch (*ddata->cur) {
1555 if (!cpp_demangle_push_str(ddata,
1556 "non-transaction clone for ", 26))
1560 if (!cpp_demangle_push_str(ddata,
1561 "transaction clone for ", 22))
1565 return (cpp_demangle_read_encoding(ddata));
1567 case SIMPLE_HASH('G', 'V'):
1568 /* sentry object for 1 time init */
1569 if (!cpp_demangle_push_str(ddata, "guard variable for ", 20))
1574 case SIMPLE_HASH('T', 'c'):
1575 /* virtual function covariant override thunk */
1576 if (!cpp_demangle_push_str(ddata,
1577 "virtual function covariant override ", 36))
1580 if (*ddata->cur == '\0')
1582 if (!cpp_demangle_read_offset(ddata))
1584 if (!cpp_demangle_read_offset(ddata))
1586 return (cpp_demangle_read_encoding(ddata));
1588 case SIMPLE_HASH('T', 'C'):
1589 /* construction vtable */
1590 if (!cpp_demangle_push_str(ddata, "construction vtable for ",
1594 if (*ddata->cur == '\0')
1596 if (!cpp_demangle_read_type_flat(ddata, &type))
1599 if (!cpp_demangle_read_number(ddata, &offset))
1601 if (*ddata->cur++ != '_')
1603 if (!cpp_demangle_read_type(ddata, 0))
1605 if (!cpp_demangle_push_str(ddata, "-in-", 4))
1607 if (!cpp_demangle_push_str(ddata, type, strlen(type)))
1614 case SIMPLE_HASH('T', 'D'):
1615 /* typeinfo common proxy */
1618 case SIMPLE_HASH('T', 'F'):
1620 if (!cpp_demangle_push_str(ddata, "typeinfo fn for ", 16))
1623 if (*ddata->cur == '\0')
1625 return (cpp_demangle_read_type(ddata, 0));
1627 case SIMPLE_HASH('T', 'h'):
1628 /* virtual function non-virtual override thunk */
1629 if (!cpp_demangle_push_str(ddata,
1630 "virtual function non-virtual override ", 38))
1633 if (*ddata->cur == '\0')
1635 if (!cpp_demangle_read_nv_offset(ddata))
1637 return (cpp_demangle_read_encoding(ddata));
1639 case SIMPLE_HASH('T', 'H'):
1640 /* TLS init function */
1641 if (!cpp_demangle_push_str(ddata, "TLS init function for ",
1645 if (*ddata->cur == '\0')
1649 case SIMPLE_HASH('T', 'I'):
1650 /* typeinfo structure */
1651 if (!cpp_demangle_push_str(ddata, "typeinfo for ", 13))
1654 if (*ddata->cur == '\0')
1656 return (cpp_demangle_read_type(ddata, 0));
1658 case SIMPLE_HASH('T', 'J'):
1660 if (!cpp_demangle_push_str(ddata, "java Class for ", 15))
1663 if (*ddata->cur == '\0')
1665 return (cpp_demangle_read_type(ddata, 0));
1667 case SIMPLE_HASH('T', 'S'):
1668 /* RTTI name (NTBS) */
1669 if (!cpp_demangle_push_str(ddata, "typeinfo name for ", 18))
1672 if (*ddata->cur == '\0')
1674 return (cpp_demangle_read_type(ddata, 0));
1676 case SIMPLE_HASH('T', 'T'):
1678 if (!cpp_demangle_push_str(ddata, "VTT for ", 8))
1681 if (*ddata->cur == '\0')
1683 return (cpp_demangle_read_type(ddata, 0));
1685 case SIMPLE_HASH('T', 'v'):
1686 /* virtual function virtual override thunk */
1687 if (!cpp_demangle_push_str(ddata,
1688 "virtual function virtual override ", 34))
1691 if (*ddata->cur == '\0')
1693 if (!cpp_demangle_read_v_offset(ddata))
1695 return (cpp_demangle_read_encoding(ddata));
1697 case SIMPLE_HASH('T', 'V'):
1699 if (!cpp_demangle_push_str(ddata, "vtable for ", 12))
1702 if (*ddata->cur == '\0')
1704 return (cpp_demangle_read_type(ddata, 0));
1706 case SIMPLE_HASH('T', 'W'):
1707 /* TLS wrapper function */
1708 if (!cpp_demangle_push_str(ddata, "TLS wrapper function for ",
1712 if (*ddata->cur == '\0')
1717 return (cpp_demangle_read_name(ddata));
1721 cpp_demangle_read_local_name(struct cpp_demangle_data *ddata)
1727 if (*(++ddata->cur) == '\0')
1729 if (!cpp_demangle_read_encoding(ddata))
1734 if (!cpp_demangle_read_type(ddata, 1))
1736 if (*ddata->cur == 'E')
1738 if (limit++ > CPP_DEMANGLE_TRY_LIMIT)
1741 if (*(++ddata->cur) == '\0')
1743 if (ddata->paren == true) {
1744 if (!cpp_demangle_push_str(ddata, ")", 1))
1746 ddata->paren = false;
1748 if (*ddata->cur == 's')
1751 if (!cpp_demangle_push_str(ddata, "::", 2))
1753 if (!cpp_demangle_read_name(ddata))
1756 if (*ddata->cur == '_') {
1758 while (ELFTC_ISDIGIT(*ddata->cur) != 0)
1766 cpp_demangle_read_name(struct cpp_demangle_data *ddata)
1768 struct vector_str *output, v;
1769 size_t p_idx, subst_str_len;
1773 if (ddata == NULL || *ddata->cur == '\0')
1776 output = ddata->push_head > 0 ? &ddata->output_tmp : &ddata->output;
1780 switch (*ddata->cur) {
1782 return (cpp_demangle_read_subst(ddata));
1784 return (cpp_demangle_read_nested_name(ddata));
1786 return (cpp_demangle_read_local_name(ddata));
1789 if (!vector_str_init(&v))
1792 p_idx = output->size;
1794 if (!cpp_demangle_read_uqname(ddata))
1796 if ((subst_str = vector_str_substr(output, p_idx, output->size - 1,
1797 &subst_str_len)) == NULL)
1799 if (subst_str_len > 8 && strstr(subst_str, "operator") != NULL) {
1803 if (!vector_str_push(&v, subst_str, subst_str_len))
1805 if (!cpp_demangle_push_subst_v(ddata, &v))
1808 if (*ddata->cur == 'I') {
1809 p_idx = output->size;
1810 if (!cpp_demangle_read_tmpl_args(ddata))
1813 if ((subst_str = vector_str_substr(output, p_idx,
1814 output->size - 1, &subst_str_len)) == NULL)
1816 if (!vector_str_push(&v, subst_str, subst_str_len))
1818 if (!cpp_demangle_push_subst_v(ddata, &v))
1826 vector_str_dest(&v);
1832 cpp_demangle_read_name_flat(struct cpp_demangle_data *ddata, char **str)
1834 struct vector_str *output;
1835 size_t i, p_idx, idx, name_len;
1838 output = ddata->push_head > 0 ? &ddata->output_tmp :
1841 p_idx = output->size;
1843 if (!cpp_demangle_read_name(ddata))
1846 if ((name = vector_str_substr(output, p_idx, output->size - 1,
1847 &name_len)) == NULL)
1851 for (i = p_idx; i < idx; ++i) {
1852 if (!vector_str_pop(output)) {
1864 cpp_demangle_read_nested_name(struct cpp_demangle_data *ddata)
1866 struct vector_str *output, v;
1867 size_t limit, p_idx, subst_str_len;
1871 if (ddata == NULL || *ddata->cur != 'N')
1873 if (*(++ddata->cur) == '\0')
1876 while (*ddata->cur == 'r' || *ddata->cur == 'V' ||
1877 *ddata->cur == 'K') {
1878 switch (*ddata->cur) {
1880 ddata->mem_rst = true;
1883 ddata->mem_vat = true;
1886 ddata->mem_cst = true;
1892 output = ddata->push_head > 0 ? &ddata->output_tmp : &ddata->output;
1893 if (!vector_str_init(&v))
1899 p_idx = output->size;
1900 switch (*ddata->cur) {
1902 if (!cpp_demangle_read_tmpl_args(ddata))
1906 if (!cpp_demangle_read_subst(ddata))
1910 if (!cpp_demangle_read_tmpl_param(ddata))
1914 if (!cpp_demangle_read_uqname(ddata))
1918 if ((subst_str = vector_str_substr(output, p_idx,
1919 output->size - 1, &subst_str_len)) == NULL)
1921 if (!vector_str_push(&v, subst_str, subst_str_len)) {
1927 if (!cpp_demangle_push_subst_v(ddata, &v))
1929 if (*ddata->cur == 'E')
1931 else if (*ddata->cur != 'I' &&
1932 *ddata->cur != 'C' && *ddata->cur != 'D') {
1933 if (!cpp_demangle_push_str(ddata, "::", 2))
1935 if (!vector_str_push(&v, "::", 2))
1938 if (limit++ > CPP_DEMANGLE_TRY_LIMIT)
1946 vector_str_dest(&v);
1953 * number ::= [n] <decimal>
1956 cpp_demangle_read_number(struct cpp_demangle_data *ddata, long *rtn)
1958 long len, negative_factor;
1960 if (ddata == NULL || rtn == NULL)
1963 negative_factor = 1;
1964 if (*ddata->cur == 'n') {
1965 negative_factor = -1;
1969 if (ELFTC_ISDIGIT(*ddata->cur) == 0)
1973 if ((len = strtol(ddata->cur, (char **) NULL, 10)) == 0 &&
1977 while (ELFTC_ISDIGIT(*ddata->cur) != 0)
1981 assert(negative_factor == 1 || negative_factor == -1);
1983 *rtn = len * negative_factor;
1989 cpp_demangle_read_number_as_string(struct cpp_demangle_data *ddata, char **str)
1993 if (!cpp_demangle_read_number(ddata, &n)) {
1998 if (asprintf(str, "%ld", n) < 0) {
2007 cpp_demangle_read_nv_offset(struct cpp_demangle_data *ddata)
2013 if (!cpp_demangle_push_str(ddata, "offset : ", 9))
2016 return (cpp_demangle_read_offset_number(ddata));
2019 /* read offset, offset are nv-offset, v-offset */
2021 cpp_demangle_read_offset(struct cpp_demangle_data *ddata)
2027 if (*ddata->cur == 'h') {
2029 return (cpp_demangle_read_nv_offset(ddata));
2030 } else if (*ddata->cur == 'v') {
2032 return (cpp_demangle_read_v_offset(ddata));
2039 cpp_demangle_read_offset_number(struct cpp_demangle_data *ddata)
2044 if (ddata == NULL || *ddata->cur == '\0')
2047 /* offset could be negative */
2048 if (*ddata->cur == 'n') {
2050 start = ddata->cur + 1;
2056 while (*ddata->cur != '_')
2059 if (negative && !cpp_demangle_push_str(ddata, "-", 1))
2062 assert(start != NULL);
2064 if (!cpp_demangle_push_str(ddata, start, ddata->cur - start))
2066 if (!cpp_demangle_push_str(ddata, " ", 1))
2075 cpp_demangle_read_pointer_to_member(struct cpp_demangle_data *ddata)
2077 size_t class_type_len, i, idx, p_idx;
2078 int p_func_type, rtn;
2081 if (ddata == NULL || *ddata->cur != 'M' || *(++ddata->cur) == '\0')
2084 p_idx = ddata->output.size;
2085 if (!cpp_demangle_read_type(ddata, 0))
2088 if ((class_type = vector_str_substr(&ddata->output, p_idx,
2089 ddata->output.size - 1, &class_type_len)) == NULL)
2093 idx = ddata->output.size;
2094 for (i = p_idx; i < idx; ++i)
2095 if (!vector_str_pop(&ddata->output))
2098 if (!vector_read_cmd_push(&ddata->cmd, READ_PTRMEM))
2101 if (!vector_str_push(&ddata->class_type, class_type, class_type_len))
2104 p_func_type = ddata->func_type;
2105 if (!cpp_demangle_read_type(ddata, 0))
2108 if (p_func_type == ddata->func_type) {
2109 if (!cpp_demangle_push_str(ddata, " ", 1))
2111 if (!cpp_demangle_push_str(ddata, class_type, class_type_len))
2113 if (!cpp_demangle_push_str(ddata, "::*", 3))
2119 if (!vector_str_pop(&ddata->class_type))
2122 if (!vector_read_cmd_pop(&ddata->cmd))
2130 /* read source-name, source-name is <len> <ID> */
2132 cpp_demangle_read_sname(struct cpp_demangle_data *ddata)
2137 if (ddata == NULL || cpp_demangle_read_number(ddata, &len) == 0 ||
2141 if (len == 12 && (memcmp("_GLOBAL__N_1", ddata->cur, 12) == 0))
2142 err = cpp_demangle_push_str(ddata, "(anonymous namespace)", 21);
2144 err = cpp_demangle_push_str(ddata, ddata->cur, len);
2149 assert(ddata->output.size > 0);
2150 if (vector_read_cmd_find(&ddata->cmd, READ_TMPL) == 0)
2152 ddata->output.container[ddata->output.size - 1];
2160 cpp_demangle_read_subst(struct cpp_demangle_data *ddata)
2164 if (ddata == NULL || *ddata->cur == '\0')
2167 /* abbreviations of the form Sx */
2168 switch (SIMPLE_HASH(*ddata->cur, *(ddata->cur + 1))) {
2169 case SIMPLE_HASH('S', 'a'):
2170 /* std::allocator */
2171 if (cpp_demangle_push_str(ddata, "std::allocator", 14) == 0)
2174 if (*ddata->cur == 'I')
2175 return (cpp_demangle_read_subst_stdtmpl(ddata,
2176 "std::allocator", 14));
2179 case SIMPLE_HASH('S', 'b'):
2180 /* std::basic_string */
2181 if (!cpp_demangle_push_str(ddata, "std::basic_string", 17))
2184 if (*ddata->cur == 'I')
2185 return (cpp_demangle_read_subst_stdtmpl(ddata,
2186 "std::basic_string", 17));
2189 case SIMPLE_HASH('S', 'd'):
2190 /* std::basic_iostream<char, std::char_traits<char> > */
2191 if (!cpp_demangle_push_str(ddata, "std::iostream", 19))
2193 ddata->last_sname = "iostream";
2195 if (*ddata->cur == 'I')
2196 return (cpp_demangle_read_subst_stdtmpl(ddata,
2197 "std::iostream", 19));
2200 case SIMPLE_HASH('S', 'i'):
2201 /* std::basic_istream<char, std::char_traits<char> > */
2202 if (!cpp_demangle_push_str(ddata, "std::istream", 18))
2204 ddata->last_sname = "istream";
2206 if (*ddata->cur == 'I')
2207 return (cpp_demangle_read_subst_stdtmpl(ddata,
2208 "std::istream", 18));
2211 case SIMPLE_HASH('S', 'o'):
2212 /* std::basic_ostream<char, std::char_traits<char> > */
2213 if (!cpp_demangle_push_str(ddata, "std::ostream", 18))
2215 ddata->last_sname = "istream";
2217 if (*ddata->cur == 'I')
2218 return (cpp_demangle_read_subst_stdtmpl(ddata,
2219 "std::ostream", 18));
2222 case SIMPLE_HASH('S', 's'):
2224 * std::basic_string<char, std::char_traits<char>,
2225 * std::allocator<char> >
2229 if (!cpp_demangle_push_str(ddata, "std::string", 11))
2231 ddata->last_sname = "string";
2233 if (*ddata->cur == 'I')
2234 return (cpp_demangle_read_subst_stdtmpl(ddata,
2235 "std::string", 11));
2238 case SIMPLE_HASH('S', 't'):
2240 return (cpp_demangle_read_subst_std(ddata));
2243 if (*(++ddata->cur) == '\0')
2247 if (*ddata->cur == '_')
2248 return (cpp_demangle_get_subst(ddata, 0));
2251 /* substitution number is base 36 */
2252 if ((nth = strtol(ddata->cur, (char **) NULL, 36)) == 0 &&
2256 /* first was '_', so increase one */
2259 while (*ddata->cur != '_')
2264 return (cpp_demangle_get_subst(ddata, nth));
2272 cpp_demangle_read_subst_std(struct cpp_demangle_data *ddata)
2274 struct vector_str *output, v;
2275 size_t p_idx, subst_str_len;
2282 if (!vector_str_init(&v))
2287 if (!cpp_demangle_push_str(ddata, "std::", 5))
2290 if (!vector_str_push(&v, "std::", 5))
2295 output = ddata->push_head > 0 ? &ddata->output_tmp : &ddata->output;
2297 p_idx = output->size;
2298 if (!cpp_demangle_read_uqname(ddata))
2301 if ((subst_str = vector_str_substr(output, p_idx, output->size - 1,
2302 &subst_str_len)) == NULL)
2305 if (!vector_str_push(&v, subst_str, subst_str_len))
2308 if (!cpp_demangle_push_subst_v(ddata, &v))
2311 if (*ddata->cur == 'I') {
2312 p_idx = output->size;
2313 if (!cpp_demangle_read_tmpl_args(ddata))
2316 if ((subst_str = vector_str_substr(output, p_idx,
2317 output->size - 1, &subst_str_len)) == NULL)
2319 if (!vector_str_push(&v, subst_str, subst_str_len))
2321 if (!cpp_demangle_push_subst_v(ddata, &v))
2328 vector_str_dest(&v);
2334 cpp_demangle_read_subst_stdtmpl(struct cpp_demangle_data *ddata,
2335 const char *str, size_t len)
2337 struct vector_str *output;
2338 size_t p_idx, substr_len;
2340 char *subst_str, *substr;
2342 if (ddata == NULL || str == NULL || len == 0)
2345 output = ddata->push_head > 0 ? &ddata->output_tmp : &ddata->output;
2347 p_idx = output->size;
2351 if (!cpp_demangle_read_tmpl_args(ddata))
2353 if ((substr = vector_str_substr(output, p_idx, output->size - 1,
2354 &substr_len)) == NULL)
2358 if ((subst_str = malloc(sizeof(char) * (substr_len + len + 1))) ==
2362 memcpy(subst_str, str, len);
2363 memcpy(subst_str + len, substr, substr_len);
2364 subst_str[substr_len + len] = '\0';
2366 if (!cpp_demangle_push_subst(ddata, subst_str, substr_len + len))
2378 cpp_demangle_read_tmpl_arg(struct cpp_demangle_data *ddata)
2381 if (ddata == NULL || *ddata->cur == '\0')
2384 switch (*ddata->cur) {
2386 return (cpp_demangle_read_expr_primary(ddata));
2388 return (cpp_demangle_read_expression(ddata));
2391 return (cpp_demangle_read_type(ddata, 0));
2395 cpp_demangle_read_tmpl_args(struct cpp_demangle_data *ddata)
2397 struct vector_str *v;
2398 size_t arg_len, idx, limit, size;
2401 if (ddata == NULL || *ddata->cur == '\0')
2406 if (!vector_read_cmd_push(&ddata->cmd, READ_TMPL))
2409 if (!cpp_demangle_push_str(ddata, "<", 1))
2413 v = ddata->push_head > 0 ? &ddata->output_tmp : &ddata->output;
2416 if (!cpp_demangle_read_tmpl_arg(ddata))
2418 if ((arg = vector_str_substr(v, idx, v->size - 1, &arg_len)) ==
2421 if (!vector_str_find(&ddata->tmpl, arg, arg_len) &&
2422 !vector_str_push(&ddata->tmpl, arg, arg_len)) {
2429 if (*ddata->cur == 'E') {
2433 if (!strncmp(v->container[size - 1], ">", 1)) {
2434 if (!cpp_demangle_push_str(ddata, " >", 2))
2436 } else if (!cpp_demangle_push_str(ddata, ">", 1))
2439 } else if (*ddata->cur != 'I' &&
2440 !cpp_demangle_push_str(ddata, ", ", 2))
2443 if (limit++ > CPP_DEMANGLE_TRY_LIMIT)
2447 return (vector_read_cmd_pop(&ddata->cmd));
2451 * Read template parameter that forms in 'T[number]_'.
2452 * This function much like to read_subst but only for types.
2455 cpp_demangle_read_tmpl_param(struct cpp_demangle_data *ddata)
2459 if (ddata == NULL || *ddata->cur != 'T')
2464 if (*ddata->cur == '_')
2465 return (cpp_demangle_get_tmpl_param(ddata, 0));
2469 if ((nth = strtol(ddata->cur, (char **) NULL, 36)) == 0 &&
2476 while (*ddata->cur != '_')
2481 return (cpp_demangle_get_tmpl_param(ddata, nth));
2489 cpp_demangle_read_type(struct cpp_demangle_data *ddata, int delimit)
2491 struct vector_type_qualifier v;
2492 struct vector_str *output;
2493 size_t p_idx, type_str_len;
2494 int extern_c, is_builtin;
2496 char *type_str, *exp_str, *num_str;
2501 output = &ddata->output;
2502 if (ddata->output.size > 0 && !strncmp(ddata->output.container[ddata->output.size - 1], ">", 1)) {
2504 output = &ddata->output_tmp;
2505 } else if (delimit == 1) {
2506 if (ddata->paren == false) {
2507 if (!cpp_demangle_push_str(ddata, "(", 1))
2509 if (ddata->output.size < 2)
2511 ddata->paren = true;
2512 ddata->pfirst = true;
2513 /* Need pop function name */
2514 if (ddata->subst.size == 1 &&
2515 !vector_str_pop(&ddata->subst))
2520 ddata->pfirst = false;
2521 else if (*ddata->cur != 'I' &&
2522 !cpp_demangle_push_str(ddata, ", ", 2))
2526 assert(output != NULL);
2528 * [r, V, K] [P, R, C, G, U] builtin, function, class-enum, array
2529 * pointer-to-member, template-param, template-template-param, subst
2532 if (!vector_type_qualifier_init(&v))
2537 p_idx = output->size;
2538 type_str = exp_str = num_str = NULL;
2541 switch (*ddata->cur) {
2544 if (!cpp_demangle_push_str(ddata, "signed char", 11))
2551 if (!cpp_demangle_read_array(ddata))
2558 if (!cpp_demangle_push_str(ddata, "bool", 4))
2565 if (!vector_type_qualifier_push(&v, TYPE_CMX))
2572 if (!cpp_demangle_push_str(ddata, "char", 4))
2579 if (!cpp_demangle_push_str(ddata, "double", 6))
2586 switch (*ddata->cur) {
2588 /* IEEE 754r decimal floating point (64 bits) */
2589 if (!cpp_demangle_push_str(ddata, "decimal64", 9))
2594 /* IEEE 754r decimal floating point (128 bits) */
2595 if (!cpp_demangle_push_str(ddata, "decimal128", 10))
2600 /* IEEE 754r decimal floating point (32 bits) */
2601 if (!cpp_demangle_push_str(ddata, "decimal32", 9))
2606 /* IEEE 754r half-precision floating point (16 bits) */
2607 if (!cpp_demangle_push_str(ddata, "half", 4))
2613 if (!cpp_demangle_push_str(ddata, "char32_t", 8))
2618 /* std::nullptr_t (i.e., decltype(nullptr)) */
2619 if (!cpp_demangle_push_str(ddata, "decltype(nullptr)",
2626 if (!cpp_demangle_push_str(ddata, "char16_t", 8))
2631 /* gcc vector_size extension. */
2633 if (*ddata->cur == '_') {
2635 if (!cpp_demangle_read_expression_flat(ddata,
2638 if (!vector_str_push(&v.ext_name, exp_str,
2642 if (!cpp_demangle_read_number_as_string(ddata,
2645 if (!vector_str_push(&v.ext_name, num_str,
2649 if (*ddata->cur != '_')
2652 if (!vector_type_qualifier_push(&v, TYPE_VEC))
2662 if (!cpp_demangle_push_str(ddata, "long double", 11))
2669 if (!cpp_demangle_push_str(ddata, "float", 5))
2676 if (!cpp_demangle_read_function(ddata, &extern_c, &v))
2683 if (!cpp_demangle_push_str(ddata, "__float128", 10))
2690 if (!vector_type_qualifier_push(&v, TYPE_IMG))
2697 if (!cpp_demangle_push_str(ddata, "unsigned char", 13))
2704 if (!cpp_demangle_push_str(ddata, "int", 3))
2711 if (!cpp_demangle_push_str(ddata, "unsigned int", 12))
2718 if (!vector_type_qualifier_push(&v, TYPE_CST))
2725 if (!cpp_demangle_push_str(ddata, "long", 4))
2732 if (!cpp_demangle_push_str(ddata, "unsigned long", 13))
2739 /* pointer to member */
2740 if (!cpp_demangle_read_pointer_to_member(ddata))
2747 if (!cpp_demangle_push_str(ddata, "__int128", 8))
2753 /* unsigned __int128 */
2754 if (!cpp_demangle_push_str(ddata, "unsigned __int128", 17))
2761 if (!vector_type_qualifier_push(&v, TYPE_PTR))
2768 if (!vector_type_qualifier_push(&v, TYPE_RST))
2775 if (!vector_type_qualifier_push(&v, TYPE_REF))
2781 /* short, local string */
2782 if (!cpp_demangle_push_str(ddata, "short", 5))
2789 if (!cpp_demangle_read_subst(ddata))
2795 /* unsigned short */
2796 if (!cpp_demangle_push_str(ddata, "unsigned short", 14))
2802 /* template parameter */
2803 if (!cpp_demangle_read_tmpl_param(ddata))
2809 /* vendor extended builtin */
2811 if (!cpp_demangle_read_sname(ddata))
2817 /* vendor extended type qualifier */
2818 if (!cpp_demangle_read_number(ddata, &len))
2822 if (!vector_str_push(&v.ext_name, ddata->cur, len))
2825 if (!vector_type_qualifier_push(&v, TYPE_EXT))
2831 if (!cpp_demangle_push_str(ddata, "void", 4))
2838 if (!vector_type_qualifier_push(&v, TYPE_VAT))
2845 if (!cpp_demangle_push_str(ddata, "wchar_t", 7))
2852 if (!cpp_demangle_push_str(ddata, "long long", 9))
2858 /* unsigned long long */
2859 if (!cpp_demangle_push_str(ddata, "unsigned long long", 18))
2866 if (!cpp_demangle_push_str(ddata, "ellipsis", 8))
2872 if (!cpp_demangle_read_name(ddata))
2877 if ((type_str = vector_str_substr(output, p_idx, output->size - 1,
2878 &type_str_len)) == NULL)
2881 if (is_builtin == 0) {
2882 if (!vector_str_find(&ddata->subst, type_str, type_str_len) &&
2883 !vector_str_push(&ddata->subst, type_str, type_str_len))
2887 if (!cpp_demangle_push_type_qualifier(ddata, &v, type_str))
2893 vector_type_qualifier_dest(&v);
2895 if (ddata->push_head > 0) {
2896 if (*ddata->cur == 'I' && cpp_demangle_read_tmpl_args(ddata)
2900 if (--ddata->push_head > 0)
2903 if (!vector_str_push(&ddata->output_tmp, " ", 1))
2906 if (!vector_str_push_vector_head(&ddata->output,
2907 &ddata->output_tmp))
2910 vector_str_dest(&ddata->output_tmp);
2911 if (!vector_str_init(&ddata->output_tmp))
2914 if (!cpp_demangle_push_str(ddata, "(", 1))
2917 ddata->paren = true;
2918 ddata->pfirst = true;
2926 vector_type_qualifier_dest(&v);
2932 cpp_demangle_read_type_flat(struct cpp_demangle_data *ddata, char **str)
2934 struct vector_str *output;
2935 size_t i, p_idx, idx, type_len;
2938 output = ddata->push_head > 0 ? &ddata->output_tmp :
2941 p_idx = output->size;
2943 if (!cpp_demangle_read_type(ddata, 0))
2946 if ((type = vector_str_substr(output, p_idx, output->size - 1,
2947 &type_len)) == NULL)
2951 for (i = p_idx; i < idx; ++i) {
2952 if (!vector_str_pop(output)) {
2964 * read unqualified-name, unqualified name are operator-name, ctor-dtor-name,
2968 cpp_demangle_read_uqname(struct cpp_demangle_data *ddata)
2972 if (ddata == NULL || *ddata->cur == '\0')
2976 switch (SIMPLE_HASH(*ddata->cur, *(ddata->cur + 1))) {
2977 case SIMPLE_HASH('a', 'a'):
2979 if (!cpp_demangle_push_str(ddata, "operator&&", 10))
2984 case SIMPLE_HASH('a', 'd'):
2985 /* operator & (unary) */
2986 if (!cpp_demangle_push_str(ddata, "operator&", 9))
2991 case SIMPLE_HASH('a', 'n'):
2993 if (!cpp_demangle_push_str(ddata, "operator&", 9))
2998 case SIMPLE_HASH('a', 'N'):
3000 if (!cpp_demangle_push_str(ddata, "operator&=", 10))
3005 case SIMPLE_HASH('a', 'S'):
3007 if (!cpp_demangle_push_str(ddata, "operator=", 9))
3012 case SIMPLE_HASH('c', 'l'):
3014 if (!cpp_demangle_push_str(ddata, "operator()", 10))
3019 case SIMPLE_HASH('c', 'm'):
3021 if (!cpp_demangle_push_str(ddata, "operator,", 9))
3026 case SIMPLE_HASH('c', 'o'):
3028 if (!cpp_demangle_push_str(ddata, "operator~", 9))
3033 case SIMPLE_HASH('c', 'v'):
3034 /* operator (cast) */
3035 if (!cpp_demangle_push_str(ddata, "operator(cast)", 14))
3038 return (cpp_demangle_read_type(ddata, 1));
3040 case SIMPLE_HASH('d', 'a'):
3041 /* operator delete [] */
3042 if (!cpp_demangle_push_str(ddata, "operator delete []", 18))
3047 case SIMPLE_HASH('d', 'e'):
3048 /* operator * (unary) */
3049 if (!cpp_demangle_push_str(ddata, "operator*", 9))
3054 case SIMPLE_HASH('d', 'l'):
3055 /* operator delete */
3056 if (!cpp_demangle_push_str(ddata, "operator delete", 15))
3061 case SIMPLE_HASH('d', 'v'):
3063 if (!cpp_demangle_push_str(ddata, "operator/", 9))
3068 case SIMPLE_HASH('d', 'V'):
3070 if (!cpp_demangle_push_str(ddata, "operator/=", 10))
3075 case SIMPLE_HASH('e', 'o'):
3077 if (!cpp_demangle_push_str(ddata, "operator^", 9))
3082 case SIMPLE_HASH('e', 'O'):
3084 if (!cpp_demangle_push_str(ddata, "operator^=", 10))
3089 case SIMPLE_HASH('e', 'q'):
3091 if (!cpp_demangle_push_str(ddata, "operator==", 10))
3096 case SIMPLE_HASH('g', 'e'):
3098 if (!cpp_demangle_push_str(ddata, "operator>=", 10))
3103 case SIMPLE_HASH('g', 't'):
3105 if (!cpp_demangle_push_str(ddata, "operator>", 9))
3110 case SIMPLE_HASH('i', 'x'):
3112 if (!cpp_demangle_push_str(ddata, "operator[]", 10))
3117 case SIMPLE_HASH('l', 'e'):
3119 if (!cpp_demangle_push_str(ddata, "operator<=", 10))
3124 case SIMPLE_HASH('l', 's'):
3126 if (!cpp_demangle_push_str(ddata, "operator<<", 10))
3131 case SIMPLE_HASH('l', 'S'):
3133 if (!cpp_demangle_push_str(ddata, "operator<<=", 11))
3138 case SIMPLE_HASH('l', 't'):
3140 if (!cpp_demangle_push_str(ddata, "operator<", 9))
3145 case SIMPLE_HASH('m', 'i'):
3147 if (!cpp_demangle_push_str(ddata, "operator-", 9))
3152 case SIMPLE_HASH('m', 'I'):
3154 if (!cpp_demangle_push_str(ddata, "operator-=", 10))
3159 case SIMPLE_HASH('m', 'l'):
3161 if (!cpp_demangle_push_str(ddata, "operator*", 9))
3166 case SIMPLE_HASH('m', 'L'):
3168 if (!cpp_demangle_push_str(ddata, "operator*=", 10))
3173 case SIMPLE_HASH('m', 'm'):
3175 if (!cpp_demangle_push_str(ddata, "operator--", 10))
3180 case SIMPLE_HASH('n', 'a'):
3181 /* operator new[] */
3182 if (!cpp_demangle_push_str(ddata, "operator new []", 15))
3187 case SIMPLE_HASH('n', 'e'):
3189 if (!cpp_demangle_push_str(ddata, "operator!=", 10))
3194 case SIMPLE_HASH('n', 'g'):
3195 /* operator - (unary) */
3196 if (!cpp_demangle_push_str(ddata, "operator-", 9))
3201 case SIMPLE_HASH('n', 't'):
3203 if (!cpp_demangle_push_str(ddata, "operator!", 9))
3208 case SIMPLE_HASH('n', 'w'):
3210 if (!cpp_demangle_push_str(ddata, "operator new", 12))
3215 case SIMPLE_HASH('o', 'o'):
3217 if (!cpp_demangle_push_str(ddata, "operator||", 10))
3222 case SIMPLE_HASH('o', 'r'):
3224 if (!cpp_demangle_push_str(ddata, "operator|", 9))
3229 case SIMPLE_HASH('o', 'R'):
3231 if (!cpp_demangle_push_str(ddata, "operator|=", 10))
3236 case SIMPLE_HASH('p', 'l'):
3238 if (!cpp_demangle_push_str(ddata, "operator+", 9))
3243 case SIMPLE_HASH('p', 'L'):
3245 if (!cpp_demangle_push_str(ddata, "operator+=", 10))
3250 case SIMPLE_HASH('p', 'm'):
3252 if (!cpp_demangle_push_str(ddata, "operator->*", 11))
3257 case SIMPLE_HASH('p', 'p'):
3259 if (!cpp_demangle_push_str(ddata, "operator++", 10))
3264 case SIMPLE_HASH('p', 's'):
3265 /* operator + (unary) */
3266 if (!cpp_demangle_push_str(ddata, "operator+", 9))
3271 case SIMPLE_HASH('p', 't'):
3273 if (!cpp_demangle_push_str(ddata, "operator->", 10))
3278 case SIMPLE_HASH('q', 'u'):
3280 if (!cpp_demangle_push_str(ddata, "operator?", 9))
3285 case SIMPLE_HASH('r', 'm'):
3287 if (!cpp_demangle_push_str(ddata, "operator%", 9))
3292 case SIMPLE_HASH('r', 'M'):
3294 if (!cpp_demangle_push_str(ddata, "operator%=", 10))
3299 case SIMPLE_HASH('r', 's'):
3301 if (!cpp_demangle_push_str(ddata, "operator>>", 10))
3306 case SIMPLE_HASH('r', 'S'):
3308 if (!cpp_demangle_push_str(ddata, "operator>>=", 11))
3313 case SIMPLE_HASH('r', 'z'):
3314 /* operator sizeof */
3315 if (!cpp_demangle_push_str(ddata, "operator sizeof ", 16))
3320 case SIMPLE_HASH('s', 'r'):
3321 /* scope resolution operator */
3322 if (!cpp_demangle_push_str(ddata, "scope resolution operator ",
3328 case SIMPLE_HASH('s', 'v'):
3329 /* operator sizeof */
3330 if (!cpp_demangle_push_str(ddata, "operator sizeof ", 16))
3336 /* vendor extened operator */
3337 if (*ddata->cur == 'v' && ELFTC_ISDIGIT(*(ddata->cur + 1))) {
3338 if (!cpp_demangle_push_str(ddata, "vendor extened operator ",
3341 if (!cpp_demangle_push_str(ddata, ddata->cur + 1, 1))
3344 return (cpp_demangle_read_sname(ddata));
3347 /* ctor-dtor-name */
3348 switch (SIMPLE_HASH(*ddata->cur, *(ddata->cur + 1))) {
3349 case SIMPLE_HASH('C', '1'):
3351 case SIMPLE_HASH('C', '2'):
3353 case SIMPLE_HASH('C', '3'):
3354 if (ddata->last_sname == NULL)
3356 if ((len = strlen(ddata->last_sname)) == 0)
3358 if (!cpp_demangle_push_str(ddata, "::", 2))
3360 if (!cpp_demangle_push_str(ddata, ddata->last_sname, len))
3365 case SIMPLE_HASH('D', '0'):
3367 case SIMPLE_HASH('D', '1'):
3369 case SIMPLE_HASH('D', '2'):
3370 if (ddata->last_sname == NULL)
3372 if ((len = strlen(ddata->last_sname)) == 0)
3374 if (!cpp_demangle_push_str(ddata, "::~", 3))
3376 if (!cpp_demangle_push_str(ddata, ddata->last_sname, len))
3383 if (ELFTC_ISDIGIT(*ddata->cur) != 0)
3384 return (cpp_demangle_read_sname(ddata));
3386 /* local source name */
3387 if (*ddata->cur == 'L')
3388 return (cpp_demangle_local_source_name(ddata));
3394 * Read local source name.
3397 * http://gcc.gnu.org/bugzilla/show_bug.cgi?id=31775
3398 * http://gcc.gnu.org/viewcvs?view=rev&revision=124467
3401 cpp_demangle_local_source_name(struct cpp_demangle_data *ddata)
3404 if (ddata == NULL || *ddata->cur != 'L')
3409 if (!cpp_demangle_read_sname(ddata))
3413 if (*ddata->cur == '_') {
3415 while (ELFTC_ISDIGIT(*ddata->cur) != 0)
3423 cpp_demangle_read_v_offset(struct cpp_demangle_data *ddata)
3429 if (!cpp_demangle_push_str(ddata, "offset : ", 9))
3432 if (!cpp_demangle_read_offset_number(ddata))
3435 if (!cpp_demangle_push_str(ddata, "virtual offset : ", 17))
3438 return (!cpp_demangle_read_offset_number(ddata));
3442 * Decode floating point representation to string
3443 * Return new allocated string or NULL
3446 * Replace these functions to macro.
3449 decode_fp_to_double(const char *p, size_t len)
3452 size_t rtn_len, limit, i;
3456 if (p == NULL || len == 0 || len % 2 != 0 || len / 2 > sizeof(double))
3459 memset(&f, 0, sizeof(double));
3461 for (i = 0; i < len / 2; ++i) {
3462 byte = hex_to_dec(p[len - i * 2 - 1]) +
3463 hex_to_dec(p[len - i * 2 - 2]) * 16;
3465 if (byte < 0 || byte > 255)
3468 #if ELFTC_BYTE_ORDER == ELFTC_BYTE_ORDER_LITTLE_ENDIAN
3469 ((unsigned char *)&f)[i] = (unsigned char)(byte);
3470 #else /* ELFTC_BYTE_ORDER != ELFTC_BYTE_ORDER_LITTLE_ENDIAN */
3471 ((unsigned char *)&f)[sizeof(double) - i - 1] =
3472 (unsigned char)(byte);
3473 #endif /* ELFTC_BYTE_ORDER == ELFTC_BYTE_ORDER_LITTLE_ENDIAN */
3479 if ((rtn = malloc(sizeof(char) * rtn_len)) == NULL)
3482 if (snprintf(rtn, rtn_len, "%fld", f) >= (int)rtn_len) {
3484 if (limit++ > FLOAT_SPRINTF_TRY_LIMIT)
3486 rtn_len *= BUFFER_GROWFACTOR;
3494 decode_fp_to_float(const char *p, size_t len)
3496 size_t i, rtn_len, limit;
3501 if (p == NULL || len == 0 || len % 2 != 0 || len / 2 > sizeof(float))
3504 memset(&f, 0, sizeof(float));
3506 for (i = 0; i < len / 2; ++i) {
3507 byte = hex_to_dec(p[len - i * 2 - 1]) +
3508 hex_to_dec(p[len - i * 2 - 2]) * 16;
3509 if (byte < 0 || byte > 255)
3511 #if ELFTC_BYTE_ORDER == ELFTC_BYTE_ORDER_LITTLE_ENDIAN
3512 ((unsigned char *)&f)[i] = (unsigned char)(byte);
3513 #else /* ELFTC_BYTE_ORDER != ELFTC_BYTE_ORDER_LITTLE_ENDIAN */
3514 ((unsigned char *)&f)[sizeof(float) - i - 1] =
3515 (unsigned char)(byte);
3516 #endif /* ELFTC_BYTE_ORDER == ELFTC_BYTE_ORDER_LITTLE_ENDIAN */
3522 if ((rtn = malloc(sizeof(char) * rtn_len)) == NULL)
3525 if (snprintf(rtn, rtn_len, "%ff", f) >= (int)rtn_len) {
3527 if (limit++ > FLOAT_SPRINTF_TRY_LIMIT)
3529 rtn_len *= BUFFER_GROWFACTOR;
3537 decode_fp_to_float128(const char *p, size_t len)
3540 size_t rtn_len, limit, i;
3542 unsigned char buf[FLOAT_QUADRUPLE_BYTES];
3545 switch(sizeof(long double)) {
3546 case FLOAT_QUADRUPLE_BYTES:
3547 return (decode_fp_to_long_double(p, len));
3548 case FLOAT_EXTENED_BYTES:
3549 if (p == NULL || len == 0 || len % 2 != 0 ||
3550 len / 2 > FLOAT_QUADRUPLE_BYTES)
3553 memset(buf, 0, FLOAT_QUADRUPLE_BYTES);
3555 for (i = 0; i < len / 2; ++i) {
3556 byte = hex_to_dec(p[len - i * 2 - 1]) +
3557 hex_to_dec(p[len - i * 2 - 2]) * 16;
3558 if (byte < 0 || byte > 255)
3560 #if ELFTC_BYTE_ORDER == ELFTC_BYTE_ORDER_LITTLE_ENDIAN
3561 buf[i] = (unsigned char)(byte);
3562 #else /* ELFTC_BYTE_ORDER != ELFTC_BYTE_ORDER_LITTLE_ENDIAN */
3563 buf[FLOAT_QUADRUPLE_BYTES - i -1] =
3564 (unsigned char)(byte);
3565 #endif /* ELFTC_BYTE_ORDER == ELFTC_BYTE_ORDER_LITTLE_ENDIAN */
3567 memset(&f, 0, FLOAT_EXTENED_BYTES);
3569 #if ELFTC_BYTE_ORDER == ELFTC_BYTE_ORDER_LITTLE_ENDIAN
3570 memcpy(&f, buf, FLOAT_EXTENED_BYTES);
3571 #else /* ELFTC_BYTE_ORDER != ELFTC_BYTE_ORDER_LITTLE_ENDIAN */
3572 memcpy(&f, buf + 6, FLOAT_EXTENED_BYTES);
3573 #endif /* ELFTC_BYTE_ORDER == ELFTC_BYTE_ORDER_LITTLE_ENDIAN */
3578 if ((rtn = malloc(sizeof(char) * rtn_len)) == NULL)
3581 if (snprintf(rtn, rtn_len, "%Lfd", f) >= (int)rtn_len) {
3583 if (limit++ > FLOAT_SPRINTF_TRY_LIMIT)
3585 rtn_len *= BUFFER_GROWFACTOR;
3596 decode_fp_to_float80(const char *p, size_t len)
3599 size_t rtn_len, limit, i;
3601 unsigned char buf[FLOAT_EXTENED_BYTES];
3604 switch(sizeof(long double)) {
3605 case FLOAT_QUADRUPLE_BYTES:
3606 if (p == NULL || len == 0 || len % 2 != 0 ||
3607 len / 2 > FLOAT_EXTENED_BYTES)
3610 memset(buf, 0, FLOAT_EXTENED_BYTES);
3612 for (i = 0; i < len / 2; ++i) {
3613 byte = hex_to_dec(p[len - i * 2 - 1]) +
3614 hex_to_dec(p[len - i * 2 - 2]) * 16;
3616 if (byte < 0 || byte > 255)
3619 #if ELFTC_BYTE_ORDER == ELFTC_BYTE_ORDER_LITTLE_ENDIAN
3620 buf[i] = (unsigned char)(byte);
3621 #else /* ELFTC_BYTE_ORDER != ELFTC_BYTE_ORDER_LITTLE_ENDIAN */
3622 buf[FLOAT_EXTENED_BYTES - i -1] =
3623 (unsigned char)(byte);
3624 #endif /* ELFTC_BYTE_ORDER == ELFTC_BYTE_ORDER_LITTLE_ENDIAN */
3627 memset(&f, 0, FLOAT_QUADRUPLE_BYTES);
3629 #if ELFTC_BYTE_ORDER == ELFTC_BYTE_ORDER_LITTLE_ENDIAN
3630 memcpy(&f, buf, FLOAT_EXTENED_BYTES);
3631 #else /* ELFTC_BYTE_ORDER != ELFTC_BYTE_ORDER_LITTLE_ENDIAN */
3632 memcpy((unsigned char *)(&f) + 6, buf, FLOAT_EXTENED_BYTES);
3633 #endif /* ELFTC_BYTE_ORDER == ELFTC_BYTE_ORDER_LITTLE_ENDIAN */
3638 if ((rtn = malloc(sizeof(char) * rtn_len)) == NULL)
3641 if (snprintf(rtn, rtn_len, "%Lfd", f) >= (int)rtn_len) {
3643 if (limit++ > FLOAT_SPRINTF_TRY_LIMIT)
3645 rtn_len *= BUFFER_GROWFACTOR;
3650 case FLOAT_EXTENED_BYTES:
3651 return (decode_fp_to_long_double(p, len));
3658 decode_fp_to_long_double(const char *p, size_t len)
3661 size_t rtn_len, limit, i;
3665 if (p == NULL || len == 0 || len % 2 != 0 ||
3666 len / 2 > sizeof(long double))
3669 memset(&f, 0, sizeof(long double));
3671 for (i = 0; i < len / 2; ++i) {
3672 byte = hex_to_dec(p[len - i * 2 - 1]) +
3673 hex_to_dec(p[len - i * 2 - 2]) * 16;
3675 if (byte < 0 || byte > 255)
3678 #if ELFTC_BYTE_ORDER == ELFTC_BYTE_ORDER_LITTLE_ENDIAN
3679 ((unsigned char *)&f)[i] = (unsigned char)(byte);
3680 #else /* ELFTC_BYTE_ORDER != ELFTC_BYTE_ORDER_LITTLE_ENDIAN */
3681 ((unsigned char *)&f)[sizeof(long double) - i - 1] =
3682 (unsigned char)(byte);
3683 #endif /* ELFTC_BYTE_ORDER == ELFTC_BYTE_ORDER_LITTLE_ENDIAN */
3689 if ((rtn = malloc(sizeof(char) * rtn_len)) == NULL)
3692 if (snprintf(rtn, rtn_len, "%Lfd", f) >= (int)rtn_len) {
3694 if (limit++ > FLOAT_SPRINTF_TRY_LIMIT)
3696 rtn_len *= BUFFER_GROWFACTOR;
3703 /* Simple hex to integer function used by decode_to_* function. */
3747 vector_read_cmd_dest(struct vector_read_cmd *v)
3753 free(v->r_container);
3756 /* return -1 at failed, 0 at not found, 1 at found. */
3758 vector_read_cmd_find(struct vector_read_cmd *v, enum read_cmd dst)
3762 if (v == NULL || dst == READ_FAIL)
3765 for (i = 0; i < v->size; ++i)
3766 if (v->r_container[i] == dst)
3773 vector_read_cmd_init(struct vector_read_cmd *v)
3780 v->capacity = VECTOR_DEF_CAPACITY;
3782 if ((v->r_container = malloc(sizeof(enum read_cmd) * v->capacity))
3790 vector_read_cmd_pop(struct vector_read_cmd *v)
3793 if (v == NULL || v->size == 0)
3797 v->r_container[v->size] = READ_FAIL;
3803 vector_read_cmd_push(struct vector_read_cmd *v, enum read_cmd cmd)
3805 enum read_cmd *tmp_r_ctn;
3812 if (v->size == v->capacity) {
3813 tmp_cap = v->capacity * BUFFER_GROWFACTOR;
3814 if ((tmp_r_ctn = malloc(sizeof(enum read_cmd) * tmp_cap))
3817 for (i = 0; i < v->size; ++i)
3818 tmp_r_ctn[i] = v->r_container[i];
3819 free(v->r_container);
3820 v->r_container = tmp_r_ctn;
3821 v->capacity = tmp_cap;
3824 v->r_container[v->size] = cmd;
3831 vector_type_qualifier_dest(struct vector_type_qualifier *v)
3837 free(v->q_container);
3838 vector_str_dest(&v->ext_name);
3841 /* size, capacity, ext_name */
3843 vector_type_qualifier_init(struct vector_type_qualifier *v)
3850 v->capacity = VECTOR_DEF_CAPACITY;
3852 if ((v->q_container = malloc(sizeof(enum type_qualifier) * v->capacity))
3856 assert(v->q_container != NULL);
3858 if (vector_str_init(&v->ext_name) == false) {
3859 free(v->q_container);
3867 vector_type_qualifier_push(struct vector_type_qualifier *v,
3868 enum type_qualifier t)
3870 enum type_qualifier *tmp_ctn;
3877 if (v->size == v->capacity) {
3878 tmp_cap = v->capacity * BUFFER_GROWFACTOR;
3879 if ((tmp_ctn = malloc(sizeof(enum type_qualifier) * tmp_cap))
3882 for (i = 0; i < v->size; ++i)
3883 tmp_ctn[i] = v->q_container[i];
3884 free(v->q_container);
3885 v->q_container = tmp_ctn;
3886 v->capacity = tmp_cap;
3889 v->q_container[v->size] = t;