Lev Walkin | acd9f8b | 2004-08-19 13:29:03 +0000 | [diff] [blame] | 1 | #include "asn1c_internal.h" |
| 2 | #include "asn1c_fdeps.h" |
| 3 | |
Lev Walkin | d0ee2b1 | 2017-11-14 00:07:05 -0800 | [diff] [blame] | 4 | static asn1c_dep_filename *asn1c_dep_filename_new(const char *filename); |
Lev Walkin | 7d5d930 | 2017-11-13 22:17:20 -0800 | [diff] [blame] | 5 | static void asn1c_dep_add(asn1c_dep_chain *dlist, const char *filename, |
| 6 | int lineno, int column); |
Lev Walkin | d0ee2b1 | 2017-11-14 00:07:05 -0800 | [diff] [blame] | 7 | static asn1c_dep_chain *asn1c_dep_chain_new(void); |
Lev Walkin | a4f8e94 | 2017-10-08 19:28:20 -0700 | [diff] [blame] | 8 | |
Lev Walkin | 7d5d930 | 2017-11-13 22:17:20 -0800 | [diff] [blame] | 9 | static asn1c_dep_chain * |
| 10 | asn1c_dep_chains_add_new(asn1c_dep_chainset *deps, |
| 11 | enum asn1c_dep_section section, int active) { |
Lev Walkin | d0ee2b1 | 2017-11-14 00:07:05 -0800 | [diff] [blame] | 12 | asn1c_dep_chain *dc = asn1c_dep_chain_new(); |
Lev Walkin | 7d5d930 | 2017-11-13 22:17:20 -0800 | [diff] [blame] | 13 | asn1c_tagged_dep_chain *tc = calloc(1, sizeof(*tc)); |
| 14 | tc->chain = dc; |
| 15 | tc->section = section; |
| 16 | tc->activated.active = active; |
Lev Walkin | acd9f8b | 2004-08-19 13:29:03 +0000 | [diff] [blame] | 17 | |
Lev Walkin | 7d5d930 | 2017-11-13 22:17:20 -0800 | [diff] [blame] | 18 | deps->chains = realloc(deps->chains, |
| 19 | sizeof(deps->chains[0]) * (deps->chains_count + 1)); |
| 20 | assert(deps->chains); |
| 21 | deps->chains[deps->chains_count] = tc; |
| 22 | deps->chains_count++; |
Lev Walkin | acd9f8b | 2004-08-19 13:29:03 +0000 | [diff] [blame] | 23 | |
Lev Walkin | 7d5d930 | 2017-11-13 22:17:20 -0800 | [diff] [blame] | 24 | return dc; |
Lev Walkin | acd9f8b | 2004-08-19 13:29:03 +0000 | [diff] [blame] | 25 | } |
| 26 | |
Lev Walkin | 7d5d930 | 2017-11-13 22:17:20 -0800 | [diff] [blame] | 27 | void |
| 28 | asn1c_activate_dependency(asn1c_dep_chainset *deps, const char *data, |
| 29 | const char *by) { |
| 30 | char fname_scratch[PATH_MAX]; |
| 31 | |
| 32 | if(!deps || !data || !*data) { |
| 33 | return; |
| 34 | } |
| 35 | |
| 36 | assert(deps->chains_count); |
| 37 | |
| 38 | const char *fname = data; |
| 39 | if(*data == '#') { |
| 40 | const char *start = data; |
| 41 | const char *end = 0; |
| 42 | |
| 43 | start = strchr(data, '<'); |
| 44 | if(start) { |
| 45 | start++; |
| 46 | end = strchr(start, '>'); |
| 47 | } else if((start = strchr(data, '\"'))) { |
| 48 | start++; |
| 49 | end = strchr(start, '\"'); |
| 50 | } |
| 51 | if(end) { |
| 52 | assert((end-start) + 1 < (ssize_t)sizeof(fname_scratch)); |
| 53 | memcpy(fname_scratch, start, end - start); |
| 54 | fname_scratch[end-start] = '\0'; |
| 55 | fname = fname_scratch; |
| 56 | } else { |
| 57 | return; |
| 58 | } |
| 59 | } |
| 60 | |
| 61 | for(size_t i = 0; i < deps->chains_count; i++) { |
| 62 | asn1c_tagged_dep_chain *ch = deps->chains[i]; |
| 63 | if(!ch->activated.active && ch->chain->deps_count > 0 |
| 64 | && strcmp(ch->chain->deps[0]->filename, fname) == 0) { |
| 65 | ch->activated.by = strdup(by); |
| 66 | ch->activated.active = 1; |
| 67 | |
| 68 | for(size_t j = 0; j < ch->chain->deps_count; j++) { |
| 69 | asn1c_activate_dependency(deps, ch->chain->deps[j]->filename, |
| 70 | by); |
| 71 | } |
| 72 | } |
| 73 | } |
| 74 | } |
| 75 | |
| 76 | asn1c_dep_chainset * |
Lev Walkin | acd9f8b | 2004-08-19 13:29:03 +0000 | [diff] [blame] | 77 | asn1c_read_file_dependencies(arg_t *arg, const char *datadir) { |
Lev Walkin | f218e78 | 2006-09-12 06:21:18 +0000 | [diff] [blame] | 78 | char buf[4096]; |
Lev Walkin | 7d5d930 | 2017-11-13 22:17:20 -0800 | [diff] [blame] | 79 | asn1c_dep_chainset *deps; |
Lev Walkin | acd9f8b | 2004-08-19 13:29:03 +0000 | [diff] [blame] | 80 | FILE *f; |
Lev Walkin | 7d5d930 | 2017-11-13 22:17:20 -0800 | [diff] [blame] | 81 | int lineno = 0; |
Lev Walkin | acd9f8b | 2004-08-19 13:29:03 +0000 | [diff] [blame] | 82 | |
| 83 | if(!datadir || strlen(datadir) > sizeof(buf) / 2) { |
| 84 | errno = EINVAL; |
| 85 | return NULL; |
| 86 | } else { |
| 87 | sprintf(buf, "%s/file-dependencies", datadir); |
| 88 | } |
| 89 | |
| 90 | f = fopen(buf, "r"); |
| 91 | if(!f) return NULL; |
| 92 | |
Lev Walkin | 7d5d930 | 2017-11-13 22:17:20 -0800 | [diff] [blame] | 93 | deps = calloc(1, sizeof(*deps)); |
Lev Walkin | acd9f8b | 2004-08-19 13:29:03 +0000 | [diff] [blame] | 94 | assert(deps); |
Lev Walkin | 7d5d930 | 2017-11-13 22:17:20 -0800 | [diff] [blame] | 95 | enum asn1c_dep_section section = FDEP_COMMON_FILES; |
| 96 | int activate = 0; |
Lev Walkin | acd9f8b | 2004-08-19 13:29:03 +0000 | [diff] [blame] | 97 | |
Lev Walkin | 7d5d930 | 2017-11-13 22:17:20 -0800 | [diff] [blame] | 98 | while(fgets(buf, sizeof(buf), f)) { |
Lev Walkin | acd9f8b | 2004-08-19 13:29:03 +0000 | [diff] [blame] | 99 | char *p = strchr(buf, '#'); |
| 100 | if(p) *p = '\0'; /* Remove comments */ |
| 101 | |
Lev Walkin | 7d5d930 | 2017-11-13 22:17:20 -0800 | [diff] [blame] | 102 | lineno++; |
| 103 | |
| 104 | asn1c_dep_chain *dc = asn1c_dep_chains_add_new(deps, section, activate); |
| 105 | |
| 106 | for(p = strtok(buf, " \t\r\n"); p; |
Lev Walkin | acd9f8b | 2004-08-19 13:29:03 +0000 | [diff] [blame] | 107 | p = strtok(NULL, " \t\r\n")) { |
Lev Walkin | 59b176e | 2005-11-26 11:25:14 +0000 | [diff] [blame] | 108 | |
Lev Walkin | acd9f8b | 2004-08-19 13:29:03 +0000 | [diff] [blame] | 109 | /* |
Lev Walkin | 59b176e | 2005-11-26 11:25:14 +0000 | [diff] [blame] | 110 | * Special "prefix" section. |
Lev Walkin | acd9f8b | 2004-08-19 13:29:03 +0000 | [diff] [blame] | 111 | */ |
Lev Walkin | 59b176e | 2005-11-26 11:25:14 +0000 | [diff] [blame] | 112 | if(strchr(p, ':')) { |
Lev Walkin | 59b176e | 2005-11-26 11:25:14 +0000 | [diff] [blame] | 113 | if(strcmp(p, "COMMON-FILES:") == 0) { |
Lev Walkin | 7d5d930 | 2017-11-13 22:17:20 -0800 | [diff] [blame] | 114 | section = FDEP_COMMON_FILES; |
| 115 | activate = 1; |
Lev Walkin | f218e78 | 2006-09-12 06:21:18 +0000 | [diff] [blame] | 116 | } else if(strcmp(p, "CONVERTER:") == 0) { |
Lev Walkin | 7d5d930 | 2017-11-13 22:17:20 -0800 | [diff] [blame] | 117 | activate = 1; |
| 118 | section = FDEP_CONVERTER; |
Lev Walkin | f573ebb | 2017-07-24 00:25:51 +0400 | [diff] [blame] | 119 | } else if((arg->flags & A1C_GEN_OER) |
| 120 | && strcmp(p, "CODEC-OER:") == 0) { |
Lev Walkin | 7d5d930 | 2017-11-13 22:17:20 -0800 | [diff] [blame] | 121 | activate = 0; |
| 122 | section = FDEP_CODEC_OER; |
Lev Walkin | 59b176e | 2005-11-26 11:25:14 +0000 | [diff] [blame] | 123 | } else if((arg->flags & A1C_GEN_PER) |
| 124 | && strcmp(p, "CODEC-PER:") == 0) { |
Lev Walkin | 7d5d930 | 2017-11-13 22:17:20 -0800 | [diff] [blame] | 125 | activate = 0; |
| 126 | section = FDEP_CODEC_PER; |
| 127 | } else { |
| 128 | section = FDEP_IGNORE; |
| 129 | activate = 0; |
| 130 | } |
| 131 | break; |
Lev Walkin | acd9f8b | 2004-08-19 13:29:03 +0000 | [diff] [blame] | 132 | } |
Lev Walkin | 59b176e | 2005-11-26 11:25:14 +0000 | [diff] [blame] | 133 | |
Lev Walkin | 7d5d930 | 2017-11-13 22:17:20 -0800 | [diff] [blame] | 134 | asn1c_dep_add(dc, p, lineno, p - buf); |
| 135 | } |
Lev Walkin | acd9f8b | 2004-08-19 13:29:03 +0000 | [diff] [blame] | 136 | } |
| 137 | |
| 138 | fclose(f); |
| 139 | |
Lev Walkin | 7d5d930 | 2017-11-13 22:17:20 -0800 | [diff] [blame] | 140 | /* A single filename by itself means that we should include that */ |
| 141 | for(size_t i = 0; i < deps->chains_count; i++) { |
| 142 | asn1c_tagged_dep_chain *ch = deps->chains[i]; |
| 143 | if(!ch->activated.active && ch->chain->deps_count == 1) { |
| 144 | asn1c_activate_dependency(deps, ch->chain->deps[0]->filename, |
| 145 | "implicit"); |
| 146 | } |
| 147 | } |
| 148 | |
Lev Walkin | acd9f8b | 2004-08-19 13:29:03 +0000 | [diff] [blame] | 149 | return deps; |
| 150 | } |
| 151 | |
Lev Walkin | 7d5d930 | 2017-11-13 22:17:20 -0800 | [diff] [blame] | 152 | static asn1c_dep_filename * |
Lev Walkin | d0ee2b1 | 2017-11-14 00:07:05 -0800 | [diff] [blame] | 153 | asn1c_dep_filename_new(const char *filename) { |
Lev Walkin | 7d5d930 | 2017-11-13 22:17:20 -0800 | [diff] [blame] | 154 | asn1c_dep_filename *d; |
Lev Walkin | acd9f8b | 2004-08-19 13:29:03 +0000 | [diff] [blame] | 155 | |
Lev Walkin | 7d5d930 | 2017-11-13 22:17:20 -0800 | [diff] [blame] | 156 | assert(filename); |
| 157 | |
| 158 | d = calloc(1, sizeof(*d)); |
| 159 | assert(d); |
| 160 | d->filename = strdup(filename); |
| 161 | assert(d->filename); |
Lev Walkin | acd9f8b | 2004-08-19 13:29:03 +0000 | [diff] [blame] | 162 | |
| 163 | return d; |
| 164 | } |
| 165 | |
Lev Walkin | 7d5d930 | 2017-11-13 22:17:20 -0800 | [diff] [blame] | 166 | static asn1c_dep_chain * |
Lev Walkin | d0ee2b1 | 2017-11-14 00:07:05 -0800 | [diff] [blame] | 167 | asn1c_dep_chain_new() { |
Lev Walkin | 7d5d930 | 2017-11-13 22:17:20 -0800 | [diff] [blame] | 168 | return calloc(1, sizeof(asn1c_dep_chain)); |
| 169 | } |
Bi-Ruei, Chiu | 6f34894 | 2016-11-08 15:41:23 +0800 | [diff] [blame] | 170 | |
Lev Walkin | 7d5d930 | 2017-11-13 22:17:20 -0800 | [diff] [blame] | 171 | static void |
| 172 | asn1c_dep_add(asn1c_dep_chain *dlist, const char *filename, int lineno, int column) { |
Lev Walkin | d0ee2b1 | 2017-11-14 00:07:05 -0800 | [diff] [blame] | 173 | asn1c_dep_filename *df = asn1c_dep_filename_new(filename); |
Lev Walkin | 7d5d930 | 2017-11-13 22:17:20 -0800 | [diff] [blame] | 174 | df->lineno = lineno; |
| 175 | df->column = column; |
| 176 | |
| 177 | dlist->deps = |
| 178 | realloc(dlist->deps, (dlist->deps_count + 1) * sizeof(dlist->deps[0])); |
| 179 | assert(dlist->deps); |
| 180 | dlist->deps[dlist->deps_count] = df; |
| 181 | dlist->deps_count += 1; |
Bi-Ruei, Chiu | 6f34894 | 2016-11-08 15:41:23 +0800 | [diff] [blame] | 182 | } |
| 183 | |
Lev Walkin | acd9f8b | 2004-08-19 13:29:03 +0000 | [diff] [blame] | 184 | static int |
Lev Walkin | 7d5d930 | 2017-11-13 22:17:20 -0800 | [diff] [blame] | 185 | asn1c_dep_has_filename(const asn1c_dep_chain *dlist, const char *filename) { |
| 186 | for(size_t i = 0; i < dlist->deps_count; i++) { |
| 187 | if(strcmp(dlist->deps[i]->filename, filename) == 0) { |
| 188 | return 1; |
| 189 | } |
| 190 | } |
| 191 | return 0; |
Lev Walkin | acd9f8b | 2004-08-19 13:29:03 +0000 | [diff] [blame] | 192 | } |
| 193 | |
Lev Walkin | 7d5d930 | 2017-11-13 22:17:20 -0800 | [diff] [blame] | 194 | asn1c_dep_chain * |
| 195 | asn1c_deps_flatten(const asn1c_dep_chainset *deps, |
| 196 | enum asn1c_dep_section include_section) { |
| 197 | asn1c_dep_chain *dlist; |
Lev Walkin | acd9f8b | 2004-08-19 13:29:03 +0000 | [diff] [blame] | 198 | |
| 199 | if(!deps) { |
| 200 | errno = EINVAL; |
| 201 | return 0; |
| 202 | } |
| 203 | |
Lev Walkin | d0ee2b1 | 2017-11-14 00:07:05 -0800 | [diff] [blame] | 204 | dlist = asn1c_dep_chain_new(); |
Lev Walkin | acd9f8b | 2004-08-19 13:29:03 +0000 | [diff] [blame] | 205 | |
Lev Walkin | 7d5d930 | 2017-11-13 22:17:20 -0800 | [diff] [blame] | 206 | for(size_t i = 0; i < deps->chains_count; i++) { |
| 207 | asn1c_tagged_dep_chain *tc = deps->chains[i]; |
| 208 | asn1c_dep_chain *dc = tc->chain; |
Lev Walkin | acd9f8b | 2004-08-19 13:29:03 +0000 | [diff] [blame] | 209 | |
Lev Walkin | 7d5d930 | 2017-11-13 22:17:20 -0800 | [diff] [blame] | 210 | if(!tc->activated.active) { |
| 211 | continue; |
| 212 | } |
| 213 | if((tc->section & include_section) == 0) { |
| 214 | continue; |
| 215 | } |
| 216 | |
| 217 | for(size_t j = 0; j < dc->deps_count; j++) { |
| 218 | if(!asn1c_dep_has_filename(dlist, dc->deps[j]->filename)) { |
| 219 | asn1c_dep_add(dlist, dc->deps[j]->filename, dc->deps[j]->lineno, |
| 220 | dc->deps[j]->column); |
| 221 | } |
| 222 | } |
| 223 | } |
Lev Walkin | acd9f8b | 2004-08-19 13:29:03 +0000 | [diff] [blame] | 224 | |
| 225 | return dlist; |
| 226 | } |
| 227 | |
Bi-Ruei, Chiu | 6f34894 | 2016-11-08 15:41:23 +0800 | [diff] [blame] | 228 | void |
Lev Walkin | 7d5d930 | 2017-11-13 22:17:20 -0800 | [diff] [blame] | 229 | asn1c_dep_chain_free(asn1c_dep_chain *dc) { |
| 230 | if(dc) { |
| 231 | for(size_t i = 0; i < dc->deps_count; i++) { |
| 232 | asn1c_dep_filename *df = dc->deps[i]; |
| 233 | free(df->filename); |
| 234 | free(df); |
| 235 | } |
| 236 | free(dc->deps); |
| 237 | } |
| 238 | } |
| 239 | |
| 240 | void |
| 241 | asn1c_dep_chainset_free(asn1c_dep_chainset *deps) { |
Bi-Ruei, Chiu | 6f34894 | 2016-11-08 15:41:23 +0800 | [diff] [blame] | 242 | if(deps) { |
Lev Walkin | 7d5d930 | 2017-11-13 22:17:20 -0800 | [diff] [blame] | 243 | for(size_t i = 0; i < deps->chains_count; i++) { |
| 244 | asn1c_dep_chain_free(deps->chains[i]->chain); |
| 245 | free(deps->chains[i]->activated.by); |
| 246 | free(deps->chains[i]); |
| 247 | } |
| 248 | free(deps->chains); |
| 249 | free(deps); |
| 250 | } |
Bi-Ruei, Chiu | 6f34894 | 2016-11-08 15:41:23 +0800 | [diff] [blame] | 251 | } |