typegen/main.c

   1 #include <ctype.h>
   2 #include <dragonport/asprintf.h>
   3 #include <dragontype/number.h>
   4 #include <stdio.h>
   5 #include <stdlib.h>
   6 #include <string.h>
   7
   8 static size_t split(char ***strs, char *s, const char *delim)
   9 {
  10         size_t i = 0;
  11         *strs = malloc((1+i) * sizeof(char *));
  12
  13         // Can't be allocated on the stack for some reason
  14         char *str = malloc(1+strlen(s));
  15         strcpy(str, s);
  16
  17         char *tok = strtok(str, delim);
  18         while (tok != NULL) {
  19                 *strs = realloc(*strs, (1+i) * sizeof(char *));
  20                 (*strs)[i++] = strdup(tok);
  21                 tok = strtok(NULL, delim);
  22         }
  23
  24         free(str);
  25         return i;
  26 }
  27
  28 static void free_split(char **strs, size_t n)
  29 {
  30         for (size_t i = 0; i < n; ++i)
  31                 free(strs[i]);
  32
  33         free(strs);
  34 }
  35
  36 // Socket based
  37
  38 static void gen_serializers(FILE *c_fp)
  39 {
  40         for (u8 bits = 8; bits <= 64; bits *= 2) {
  41                 char *fmt_u = "__attribute__((unused)) static void send_u%d(DragonnetPeer *p, bool submit, u%d v)\n";
  42                 char *fmt_s = "__attribute__((unused)) static void send_s%d(DragonnetPeer *p, bool submit, s%d v)\n";
  43
  44                 fprintf(c_fp, fmt_u, bits, bits);
  45                 fprintf(c_fp, "{\n");
  46                 fprintf(c_fp, "\tu%d be = htobe%d(v);\n", bits, bits);
  47                 fprintf(c_fp, "\tdragonnet_send_raw(p, submit, &be, sizeof be);\n");
  48                 fprintf(c_fp, "}\n\n");
  49
  50                 fprintf(c_fp, fmt_s, bits, bits, "");
  51                 fprintf(c_fp, "{\n");
  52                 fprintf(c_fp, "\tsend_u%d(p, submit, (u%d) v);\n", bits, bits);
  53                 fprintf(c_fp, "}\n\n");
  54
  55                 if (bits >= 32) {
  56                         char *fmt_f = "static void send_f%d(DragonnetPeer *p, bool submit, f%d v)\n";
  57
  58                         fprintf(c_fp, fmt_f, bits, bits);
  59                         fprintf(c_fp, "{\n");
  60                         fprintf(c_fp, "\tsend_u%d(p, submit, (u%d) v);\n", bits, bits);
  61                         fprintf(c_fp, "}\n\n");
  62                 }
  63         }
  64
  65         for (u8 elems = 2; elems <= 4; ++elems) {
  66                 for (u8 bits = 8; bits <= 64; bits *= 2) {
  67                         char *fmt_u = "__attribute__((unused)) static void send_v%du%d(DragonnetPeer *p, bool submit, v%du%d v)\n";
  68                         char *fmt_s = "__attribute__((unused)) static void send_v%ds%d(DragonnetPeer *p, bool submit, v%ds%d v)\n";
  69
  70                         fprintf(c_fp, fmt_u, elems, bits, elems, bits);
  71                         fprintf(c_fp, "{\n");
  72                         fprintf(c_fp, "\tu%d *ptr = &v.x;\n", bits);
  73                         fprintf(c_fp, "\tfor (u8 i = 0; i < %d; ++i) {\n", elems);
  74                         fprintf(c_fp, "\t\tsend_u%d(p, (i == %d-1) ? submit : false, *ptr++);\n", bits, elems);
  75                         fprintf(c_fp, "\t}\n");
  76                         fprintf(c_fp, "}\n\n");
  77
  78                         fprintf(c_fp, fmt_s, elems, bits, elems, bits);
  79                         fprintf(c_fp, "{\n");
  80                         fprintf(c_fp, "\ts%d *ptr = &v.x;\n", bits);
  81                         fprintf(c_fp, "\tfor (u8 i = 0; i < %d; ++i) {\n", elems);
  82                         fprintf(c_fp, "\t\tsend_s%d(p, (i == %d-1) ? submit : false, *ptr++);\n", bits, elems);
  83                         fprintf(c_fp, "\t}\n");
  84                         fprintf(c_fp, "}\n\n");
  85
  86                         if (bits >= 32) {
  87                                 char *fmt_f = "__attribute__((unused)) static void send_v%df%d(DragonnetPeer *p, bool submit, v%df%d v)\n";
  88
  89                                 fprintf(c_fp, fmt_f, elems, bits, elems, bits);
  90                                 fprintf(c_fp, "{\n");
  91                                 fprintf(c_fp, "\tf%d *ptr = &v.x;\n", bits);
  92                                 fprintf(c_fp, "\tfor (u8 i = 0; i < %d; ++i) {\n", elems);
  93                                 fprintf(c_fp, "\t\tsend_f%d(p, (i == %d-1) ? submit : false, *ptr++);\n", bits, elems);
  94                                 fprintf(c_fp, "\t}\n");
  95                                 fprintf(c_fp, "}\n\n");
  96                         }
  97                 }
  98         }
  99
 100         for (u8 elems = 2; elems <= 4; ++elems) {
 101                 for (u8 bits = 8; bits <= 64; bits *= 2) {
 102                         char *fmt_u = "__attribute__((unused)) static void send_aabb%du%d(DragonnetPeer *p, bool submit, aabb%du%d v)\n";
 103                         char *fmt_s = "__attribute__((unused)) static void send_aabb%ds%d(DragonnetPeer *p, bool submit, aabb%ds%d v)\n";
 104
 105                         fprintf(c_fp, fmt_u, elems, bits, elems, bits);
 106                         fprintf(c_fp, "{\n");
 107                         fprintf(c_fp, "\tv%du%d *ptr = &v.min;\n", elems, bits);
 108                         fprintf(c_fp, "\tfor (u8 i = 0; i < 2; ++i) {\n");
 109                         fprintf(c_fp, "\t\tsend_v%du%d(p, (i == 1) ? submit : false, *ptr++);\n", elems, bits);
 110                         fprintf(c_fp, "\t}\n");
 111                         fprintf(c_fp, "}\n\n");
 112
 113                         fprintf(c_fp, fmt_s, elems, bits, elems, bits);
 114                         fprintf(c_fp, "{\n");
 115                         fprintf(c_fp, "\tv%ds%d *ptr = &v.min;\n", elems, bits);
 116                         fprintf(c_fp, "\tfor (u8 i = 0; i < 2; ++i) {\n");
 117                         fprintf(c_fp, "\t\tsend_v%ds%d(p, (i == 1) ? submit : false, *ptr++);\n", elems, bits);
 118                         fprintf(c_fp, "\t}\n");
 119                         fprintf(c_fp, "}\n\n");
 120
 121                         if (bits >= 32) {
 122                                 char *fmt_f = "__attribute__((unused)) static void send_aabb%df%d(DragonnetPeer *p, bool submit, aabb%df%d v)\n";
 123
 124                                 fprintf(c_fp, fmt_f, elems, bits, elems, bits);
 125                                 fprintf(c_fp, "{\n");
 126                                 fprintf(c_fp, "\tv%df%d *ptr = &v.min;\n", elems, bits);
 127                                 fprintf(c_fp, "\tfor (u8 i = 0; i < 2; ++i) {\n");
 128                                 fprintf(c_fp, "\t\tsend_v%df%d(p, (i == 1) ? submit : false, *ptr++);\n", elems, bits);
 129                                 fprintf(c_fp, "\t}\n");
 130                                 fprintf(c_fp, "}\n\n");
 131                         }
 132                 }
 133         }
 134
 135         fprintf(c_fp, "__attribute__((unused)) static void send_string(DragonnetPeer *p, bool submit, string v)\n");
 136         fprintf(c_fp, "{\n");
 137         fprintf(c_fp, "\tdragonnet_send_raw(p, submit, v, strlen(v));\n");
 138         fprintf(c_fp, "}\n\n");
 139
 140         fprintf(c_fp, "__attribute__((unused)) static void send_Blob(DragonnetPeer *p, bool submit, Blob v)\n");
 141         fprintf(c_fp, "{\n");
 142         fprintf(c_fp, "\tsend_u32(p, false, v->siz);\n");
 143         fprintf(c_fp, "\tdragonnet_send_raw(p, submit, v->data, v->siz);\n");
 144         fprintf(c_fp, "}\n\n");
 145
 146         fprintf(c_fp, "__attribute__((unused)) static void send_CompressedBlob(DragonnetPeer *p, bool submit, CompressedBlob v)\n\n");
 147         fprintf(c_fp, "{\n");
 148         fprintf(c_fp, "\tchar compr[2 + v->siz];\n\n");
 149         fprintf(c_fp, "\tz_stream s;\n");
 150         fprintf(c_fp, "\ts.zalloc = Z_NULL;\n");
 151         fprintf(c_fp , "\ts.zfree = Z_NULL;\n");
 152         fprintf(c_fp, "\ts.opaque = Z_NULL;\n\n");
 153         fprintf(c_fp, "\ts.avail_in = v->siz;\n");
 154         fprintf(c_fp, "\ts.avail_out = 3 + v->siz;\n");
 155         fprintf(c_fp, "\ts.next_in = (Bytef *) v->data;\n");
 156         fprintf(c_fp, "\ts.next_out = (Bytef *) compr;\n\n");
 157         fprintf(c_fp, "\tdeflateInit(&s, Z_BEST_COMPRESSION);\n");
 158         fprintf(c_fp, "\tdeflate(&s, Z_FINISH);\n");
 159         fprintf(c_fp, "\tdeflateEnd(&s);\n\n");
 160         fprintf(c_fp, "\tv->compr_siz = s.total_out;\n");
 161         fprintf(c_fp, "\tsend_u32(p, false, v->compr_siz);\n");
 162         fprintf(c_fp, "\tsend_u32(p, false, v->siz);\n");
 163         fprintf(c_fp, "\tdragonnet_send_raw(p, submit, compr, v->compr_siz);\n");
 164         fprintf(c_fp, "}\n\n");
 165 }
 166
 167 static void gen_deserializers(FILE *c_fp)
 168 {
 169         for (u8 bits = 8; bits <= 64; bits *= 2) {
 170                 char *fmt = "__attribute__((unused)) static void recv_n%d(DragonnetPeer *p, void *buf)\n";
 171
 172                 fprintf(c_fp, fmt, bits);
 173                 fprintf(c_fp, "{\n");
 174                 fprintf(c_fp, "\tu%d be;\n", bits);
 175                 fprintf(c_fp, "\tdragonnet_recv_raw(p, &be, sizeof be);\n");
 176                 fprintf(c_fp, "\tbe = be%dtoh(be);\n", bits);
 177                 fprintf(c_fp, "\tmemcpy(buf, &be, sizeof be);\n");
 178                 fprintf(c_fp, "}\n\n");
 179         }
 180
 181         for (u8 elems = 2; elems <= 4; ++elems) {
 182                 for (u8 bits = 8; bits <= 64; bits *= 2) {
 183                         char *fmt = "__attribute__((unused)) static void recv_v%dn%d(DragonnetPeer *p, void *buf)\n";
 184
 185                         fprintf(c_fp, fmt, elems, bits);
 186                         fprintf(c_fp, "{\n");
 187                         fprintf(c_fp, "\tfor (u8 i = 0; i < %d; ++i)\n", elems);
 188                         fprintf(c_fp, "\t\trecv_n%d(p, buf);\n", bits);
 189                         fprintf(c_fp, "}\n\n");
 190                 }
 191         }
 192
 193         for (u8 elems = 2; elems <= 4; ++elems) {
 194                 for (u8 bits = 8; bits <= 64; bits *= 2) {
 195                         char *fmt = "__attribute__((unused)) static void recv_aabb%dn%d(DragonnetPeer *p, void *buf)\n";
 196
 197                         fprintf(c_fp, fmt, elems, bits);
 198                         fprintf(c_fp, "{\n");
 199                         fprintf(c_fp, "\tfor (u8 i = 0; i < 2; ++i)\n");
 200                         fprintf(c_fp, "\t\trecv_v%dn%d(p, buf);\n", elems, bits);
 201                         fprintf(c_fp, "}\n\n");
 202                 }
 203         }
 204
 205         fprintf(c_fp, "__attribute__((unused)) static void recv_string(DragonnetPeer *p, void *buf)\n");
 206         fprintf(c_fp, "{\n");
 207         fprintf(c_fp, "\tstring v = malloc(1 + (1 << 16));\n\n");
 208         fprintf(c_fp, "\tchar ch;\n");
 209         fprintf(c_fp, "\tfor (u16 i = 0; ch != '\\0'; ++i) {\n");
 210         fprintf(c_fp, "\t\trecv_n8(p, &ch);\n");
 211         fprintf(c_fp, "\t\tv[i] = ch;\n");
 212         fprintf(c_fp, "\t}\n\n");
 213         fprintf(c_fp, "\tv = realloc(v, strlen(v));\n");
 214         fprintf(c_fp, "\tmemcpy(buf, v, strlen(v));\n");
 215         fprintf(c_fp, "}\n\n");
 216
 217         fprintf(c_fp, "__attribute__((unused)) static void recv_Blob(DragonnetPeer *p, void *buf)\n");
 218         fprintf(c_fp, "{\n");
 219         fprintf(c_fp, "\tBlob v = (Blob) buf;\n");
 220         fprintf(c_fp, "\trecv_n32(p, &v->siz);\n");
 221         fprintf(c_fp, "\tv->data = malloc(v->siz);\n");
 222         fprintf(c_fp, "\tdragonnet_recv_raw(p, v->data, v->siz);\n\n");
 223         fprintf(c_fp, "\tmemcpy(buf, v, v->siz + sizeof v);\n");
 224         fprintf(c_fp, "}\n\n");
 225
 226         fprintf(c_fp, "__attribute__((unused)) static void recv_CompressedBlob(DragonnetPeer *p, void *buf)\n");
 227         fprintf(c_fp, "{\n");
 228         fprintf(c_fp, "\tCompressedBlob v = *(CompressedBlob *) buf;\n");
 229         fprintf(c_fp, "\trecv_n32(p, &v->compr_siz);\n");
 230         fprintf(c_fp, "\trecv_n32(p, &v->siz);\n");
 231         fprintf(c_fp, "\tv->data = malloc(v->siz);\n\n");
 232         fprintf(c_fp, "\tchar compr[v->compr_siz];\n");
 233         fprintf(c_fp, "\tdragonnet_recv_raw(p, compr, sizeof compr);\n\n");
 234         fprintf(c_fp, "\tz_stream s;\n");
 235         fprintf(c_fp, "\ts.zalloc = Z_NULL;\n");
 236         fprintf(c_fp, "\ts.zfree = Z_NULL;\n");
 237         fprintf(c_fp, "\ts.opaque = Z_NULL;\n\n");
 238         fprintf(c_fp, "\ts.avail_in = v->compr_siz;\n");
 239         fprintf(c_fp, "\ts.next_in = (Bytef *) compr;\n");
 240         fprintf(c_fp, "\ts.avail_out = v->siz;\n");
 241         fprintf(c_fp, "\ts.next_out = (Bytef *) v->data;\n\n");
 242         fprintf(c_fp, "\tinflateInit(&s);\n");
 243         fprintf(c_fp, "\tinflate(&s, Z_NO_FLUSH);\n");
 244         fprintf(c_fp, "\tinflateEnd(&s);\n");
 245         fprintf(c_fp, "}\n\n");
 246 }
 247
 248 // Buffer based
 249
 250 static void gen_buffer_serializers(FILE *c_fp)
 251 {
 252         for (u8 bits = 8; bits <= 64; bits *= 2) {
 253                 char *fmt_u = "__attribute__((unused)) static void buf_write_u%d(u8 **buf, size_t *n, u%d v)\n";
 254                 char *fmt_s = "__attribute__((unused)) static void buf_write_s%d(u8 **buf, size_t *n, s%d v)\n";
 255
 256                 fprintf(c_fp, fmt_u, bits, bits);
 257                 fprintf(c_fp, "{\n");
 258                 fprintf(c_fp, "\tu%d be = htobe%d(v);\n", bits, bits);
 259                 fprintf(c_fp, "\tdragonnet_write_raw(buf, n, &be, sizeof be);\n");
 260                 fprintf(c_fp, "}\n\n");
 261
 262                 fprintf(c_fp, fmt_s, bits, bits, "");
 263                 fprintf(c_fp, "{\n");
 264                 fprintf(c_fp, "\tbuf_write_u%d(buf, n, (u%d) v);\n", bits, bits);
 265                 fprintf(c_fp, "}\n\n");
 266
 267                 if (bits >= 32) {
 268                         char *fmt_f = "static void buf_write_f%d(u8 **buf, size_t *n, f%d v)\n";
 269
 270                         fprintf(c_fp, fmt_f, bits, bits);
 271                         fprintf(c_fp, "{\n");
 272                         fprintf(c_fp, "\tbuf_write_u%d(buf, n, (u%d) v);\n", bits, bits);
 273                         fprintf(c_fp, "}\n\n");
 274                 }
 275         }
 276
 277         for (u8 elems = 2; elems <= 4; ++elems) {
 278                 for (u8 bits = 8; bits <= 64; bits *= 2) {
 279                         char *fmt_u = "__attribute__((unused)) static void buf_write_v%du%d(u8 **buf, size_t *n, v%du%d v)\n";
 280                         char *fmt_s = "__attribute__((unused)) static void buf_write_v%ds%d(u8 **buf, size_t *n, v%ds%d v)\n";
 281
 282                         fprintf(c_fp, fmt_u, elems, bits, elems, bits);
 283                         fprintf(c_fp, "{\n");
 284                         fprintf(c_fp, "\tu%d *ptr = &v.x;\n", bits);
 285                         fprintf(c_fp, "\tfor (u8 i = 0; i < %d; ++i) {\n", elems);
 286                         fprintf(c_fp, "\t\tbuf_write_u%d(buf, n, *ptr++);\n", bits);
 287                         fprintf(c_fp, "\t}\n");
 288                         fprintf(c_fp, "}\n\n");
 289
 290                         fprintf(c_fp, fmt_s, elems, bits, elems, bits);
 291                         fprintf(c_fp, "{\n");
 292                         fprintf(c_fp, "\ts%d *ptr = &v.x;\n", bits);
 293                         fprintf(c_fp, "\tfor (u8 i = 0; i < %d; ++i) {\n", elems);
 294                         fprintf(c_fp, "\t\tbuf_write_s%d(buf, n, *ptr++);\n", bits);
 295                         fprintf(c_fp, "\t}\n");
 296                         fprintf(c_fp, "}\n\n");
 297
 298                         if (bits >= 32) {
 299                                 char *fmt_f = "__attribute__((unused)) static void buf_write_v%df%d(u8 **buf, size_t *n, v%df%d v)\n";
 300
 301                                 fprintf(c_fp, fmt_f, elems, bits, elems, bits);
 302                                 fprintf(c_fp, "{\n");
 303                                 fprintf(c_fp, "\tf%d *ptr = &v.x;\n", bits);
 304                                 fprintf(c_fp, "\tfor (u8 i = 0; i < %d; ++i) {\n", elems);
 305                                 fprintf(c_fp, "\t\tbuf_write_f%d(buf, n, *ptr++);\n", bits);
 306                                 fprintf(c_fp, "\t}\n");
 307                                 fprintf(c_fp, "}\n\n");
 308                         }
 309                 }
 310         }
 311
 312         for (u8 elems = 2; elems <= 4; ++elems) {
 313                 for (u8 bits = 8; bits <= 64; bits *= 2) {
 314                         char *fmt_u = "__attribute__((unused)) static void buf_write_aabb%du%d(u8 **buf, size_t *n, aabb%du%d v)\n";
 315                         char *fmt_s = "__attribute__((unused)) static void buf_write_aabb%ds%d(u8 **buf, size_t *n, aabb%ds%d v)\n";
 316
 317                         fprintf(c_fp, fmt_u, elems, bits, elems, bits);
 318                         fprintf(c_fp, "{\n");
 319                         fprintf(c_fp, "\tv%du%d *ptr = &v.min;\n", elems, bits);
 320                         fprintf(c_fp, "\tfor (u8 i = 0; i < 2; ++i) {\n");
 321                         fprintf(c_fp, "\t\tbuf_write_v%du%d(buf, n, *ptr++);\n", elems, bits);
 322                         fprintf(c_fp, "\t}\n");
 323                         fprintf(c_fp, "}\n\n");
 324
 325                         fprintf(c_fp, fmt_s, elems, bits, elems, bits);
 326                         fprintf(c_fp, "{\n");
 327                         fprintf(c_fp, "\tv%ds%d *ptr = &v.min;\n", elems, bits);
 328                         fprintf(c_fp, "\tfor (u8 i = 0; i < 2; ++i) {\n");
 329                         fprintf(c_fp, "\t\tbuf_write_v%ds%d(buf, n, *ptr++);\n", elems, bits);
 330                         fprintf(c_fp, "\t}\n");
 331                         fprintf(c_fp, "}\n\n");
 332
 333                         if (bits >= 32) {
 334                                 char *fmt_f = "__attribute__((unused)) static void buf_write_aabb%df%d(u8 **buf, size_t *n, aabb%df%d v)\n";
 335
 336                                 fprintf(c_fp, fmt_f, elems, bits, elems, bits);
 337                                 fprintf(c_fp, "{\n");
 338                                 fprintf(c_fp, "\tv%df%d *ptr = &v.min;\n", elems, bits);
 339                                 fprintf(c_fp, "\tfor (u8 i = 0; i < 2; ++i) {\n");
 340                                 fprintf(c_fp, "\t\tbuf_write_v%df%d(buf, n, *ptr++);\n", elems, bits);
 341                                 fprintf(c_fp, "\t}\n");
 342                                 fprintf(c_fp, "}\n\n");
 343                         }
 344                 }
 345         }
 346
 347         fprintf(c_fp, "__attribute__((unused)) static void buf_write_string(u8 **buf, size_t *n, string v)\n");
 348         fprintf(c_fp, "{\n");
 349         fprintf(c_fp, "\tdragonnet_write_raw(buf, n, v, strlen(v));\n");
 350         fprintf(c_fp, "}\n\n");
 351
 352         fprintf(c_fp, "__attribute__((unused)) static void buf_write_Blob(u8 **buf, size_t *n, Blob v)\n\n");
 353         fprintf(c_fp, "{\n");
 354         fprintf(c_fp, "\tbuf_write_u32(buf, n, v->siz);\n");
 355         fprintf(c_fp, "\tdragonnet_write_raw(buf, n, v->data, v->siz);\n");
 356         fprintf(c_fp, "}\n\n");
 357
 358         fprintf(c_fp, "__attribute__((unused)) static void buf_write_CompressedBlob(u8 **buf, size_t *n, CompressedBlob v)\n\n");
 359         fprintf(c_fp, "{\n");
 360         fprintf(c_fp, "\tchar compr[2 + v->siz];\n\n");
 361         fprintf(c_fp, "\tz_stream s;\n");
 362         fprintf(c_fp, "\ts.zalloc = Z_NULL;\n");
 363         fprintf(c_fp , "\ts.zfree = Z_NULL;\n");
 364         fprintf(c_fp, "\ts.opaque = Z_NULL;\n\n");
 365         fprintf(c_fp, "\ts.avail_in = v->siz;\n");
 366         fprintf(c_fp, "\ts.avail_out = 3 + v->siz;\n");
 367         fprintf(c_fp, "\ts.next_in = (Bytef *) v->data;\n");
 368         fprintf(c_fp, "\ts.next_out = (Bytef *) compr;\n\n");
 369         fprintf(c_fp, "\tdeflateInit(&s, Z_BEST_COMPRESSION);\n");
 370         fprintf(c_fp, "\tdeflate(&s, Z_FINISH);\n");
 371         fprintf(c_fp, "\tdeflateEnd(&s);\n\n");
 372         fprintf(c_fp, "\tv->compr_siz = s.total_out;\n");
 373         fprintf(c_fp, "\tbuf_write_u32(buf, n, v->compr_siz);\n");
 374         fprintf(c_fp, "\tbuf_write_u32(buf, n, v->siz);\n");
 375         fprintf(c_fp, "\tdragonnet_write_raw(buf, n, compr, v->compr_siz);\n");
 376         fprintf(c_fp, "}\n\n");
 377 }
 378
 379 static void gen_buffer_deserializers(FILE *c_fp)
 380 {
 381         for (u8 bits = 8; bits <= 64; bits *= 2) {
 382                 char *fmt_u = "__attribute__((unused)) static u%d buf_read_u%d(u8 **buf, size_t *n)\n";
 383                 char *fmt_s = "__attribute__((unused)) static s%d buf_read_s%d(u8 **buf, size_t *n)\n";
 384
 385                 fprintf(c_fp, fmt_u, bits, bits);
 386                 fprintf(c_fp, "{\n");
 387                 fprintf(c_fp, "\tu%d be;\n", bits);
 388                 fprintf(c_fp, "\tdragonnet_read_raw(buf, n, &be, sizeof be);\n");
 389                 fprintf(c_fp, "\treturn be%dtoh(be);\n", bits);
 390                 fprintf(c_fp, "}\n\n");
 391
 392                 fprintf(c_fp, fmt_s, bits, bits);
 393                 fprintf(c_fp, "{\n");
 394                 fprintf(c_fp, "\treturn (s%d) buf_read_u%d(buf, n);\n", bits, bits);
 395                 fprintf(c_fp, "}\n\n");
 396
 397                 if (bits >= 32) {
 398                         char *fmt_f = "__attribute__((unused)) static f%d buf_read_f%d(u8 **buf, size_t *n)\n";
 399
 400                         fprintf(c_fp, fmt_f, bits, bits);
 401                         fprintf(c_fp, "{\n");
 402                         fprintf(c_fp, "\treturn (f%d) buf_read_u%d(buf, n);\n", bits, bits);
 403                         fprintf(c_fp, "}\n\n");
 404                 }
 405         }
 406
 407         for (u8 elems = 2; elems <= 4; ++elems) {
 408                 for (u8 bits = 8; bits <= 64; bits *= 2) {
 409                         char *fmt_u = "__attribute__((unused)) static v%du%d buf_read_v%du%d(u8 **buf, size_t *n)\n";
 410                         char *fmt_s = "__attribute__((unused)) static v%ds%d buf_read_v%ds%d(u8 **buf, size_t *n)\n";
 411
 412                         fprintf(c_fp, fmt_u, elems, bits, elems, bits);
 413                         fprintf(c_fp, "{\n");
 414                         fprintf(c_fp, "\tv%du%d v = {0};\n", elems, bits);
 415                         fprintf(c_fp, "\tu%d *ptr = &v.x;\n\n", bits);
 416                         fprintf(c_fp, "\tfor (u8 i = 0; i < %d; ++i) {\n", elems);
 417                         fprintf(c_fp, "\t\t*ptr++ = buf_read_u%d(buf, n);\n", bits);
 418                         fprintf(c_fp, "\t}\n\n");
 419                         fprintf(c_fp, "\treturn v;\n");
 420                         fprintf(c_fp, "}\n\n");
 421
 422                         fprintf(c_fp, fmt_s, elems, bits, elems, bits);
 423                         fprintf(c_fp, "{\n");
 424                         fprintf(c_fp, "\tv%ds%d v = {0};\n", elems, bits);
 425                         fprintf(c_fp, "\ts%d *ptr = &v.x;\n\n", bits);
 426                         fprintf(c_fp, "\tfor (u8 i = 0; i < %d; ++i) {\n", elems);
 427                         fprintf(c_fp, "\t\t*ptr++ = buf_read_s%d(buf, n);\n", bits);
 428                         fprintf(c_fp, "\t}\n\n");
 429                         fprintf(c_fp, "\treturn v;\n");
 430                         fprintf(c_fp, "}\n\n");
 431
 432                         if (bits >= 32) {
 433                                 char *fmt_f = "__attribute__((unused)) static v%df%d buf_read_v%df%d(u8 **buf, size_t *n)\n";
 434
 435                                 fprintf(c_fp, fmt_f, elems, bits, elems, bits);
 436                                 fprintf(c_fp, "{\n");
 437                                 fprintf(c_fp, "\tv%df%d v = {0};\n", elems, bits);
 438                                 fprintf(c_fp, "\tf%d *ptr = &v.x;\n\n", bits);
 439                                 fprintf(c_fp, "\tfor (u8 i = 0; i < %d; ++i) {\n", elems);
 440                                 fprintf(c_fp, "\t\t*ptr++ = buf_read_f%d(buf, n);\n", bits);
 441                                 fprintf(c_fp, "\t}\n\n");
 442                                 fprintf(c_fp, "\treturn v;\n");
 443                                 fprintf(c_fp, "}\n\n");
 444                         }
 445                 }
 446         }
 447
 448         for (u8 elems = 2; elems <= 4; ++elems) {
 449                 for (u8 bits = 8; bits <= 64; bits *= 2) {
 450                         char *fmt_u = "__attribute__((unused)) static aabb%du%d buf_read_aabb%du%d(u8 **buf, size_t *n)\n";
 451                         char *fmt_s = "__attribute__((unused)) static aabb%ds%d buf_read_aabb%ds%d(u8 **buf, size_t *n)\n";
 452
 453                         fprintf(c_fp, fmt_u, elems, bits, elems, bits);
 454                         fprintf(c_fp, "{\n");
 455                         fprintf(c_fp, "\taabb%du%d v = {0};\n", elems, bits);
 456                         fprintf(c_fp, "\tv%du%d *ptr = &v.min;\n\n", elems, bits);
 457                         fprintf(c_fp, "\tfor (u8 i = 0; i < 2; ++i) {\n");
 458                         fprintf(c_fp, "\t\t*ptr++ = buf_read_v%du%d(buf, n);\n", elems, bits);
 459                         fprintf(c_fp, "\t}\n\n");
 460                         fprintf(c_fp, "\treturn v;\n");
 461                         fprintf(c_fp, "}\n\n");
 462
 463                         fprintf(c_fp, fmt_s, elems, bits, elems, bits);
 464                         fprintf(c_fp, "{\n");
 465                         fprintf(c_fp, "\taabb%ds%d v = {0};\n", elems, bits);
 466                         fprintf(c_fp, "\tv%ds%d *ptr = &v.min;\n\n", elems, bits);
 467                         fprintf(c_fp, "\tfor (u8 i = 0; i < 2; ++i) {\n");
 468                         fprintf(c_fp, "\t\t*ptr++ = buf_read_v%ds%d(buf, n);\n", elems, bits);
 469                         fprintf(c_fp, "\t}\n\n");
 470                         fprintf(c_fp, "\treturn v;\n");
 471                         fprintf(c_fp, "}\n\n");
 472
 473                         if (bits >= 32) {
 474                                 char *fmt_f = "__attribute__((unused)) static aabb%df%d buf_read_aabb%df%d(u8 **buf, size_t *n)\n";
 475
 476                                 fprintf(c_fp, fmt_f, elems, bits, elems, bits);
 477                                 fprintf(c_fp, "{\n");
 478                                 fprintf(c_fp, "\taabb%df%d v = {0};\n", elems, bits);
 479                                 fprintf(c_fp, "\tv%df%d *ptr = &v.min;\n\n", elems, bits);
 480                                 fprintf(c_fp, "\tfor (u8 i = 0; i < 2; ++i) {\n");
 481                                 fprintf(c_fp, "\t\t*ptr++ = buf_read_v%df%d(buf, n);\n", elems, bits);
 482                                 fprintf(c_fp, "\t}\n\n");
 483                                 fprintf(c_fp, "\treturn v;\n");
 484                                 fprintf(c_fp, "}\n\n");
 485                         }
 486                 }
 487         }
 488
 489         fprintf(c_fp, "__attribute__((unused)) static string buf_read_string(u8 **buf, size_t *n)\n");
 490         fprintf(c_fp, "{\n");
 491         fprintf(c_fp, "\tstring v = malloc(sizeof(u16));\n\n");
 492         fprintf(c_fp, "\tchar ch;\n");
 493         fprintf(c_fp, "\tfor (u16 i = 0; ch != '\\0'; ++i) {\n");
 494         fprintf(c_fp, "\t\tch = buf_read_s8(buf, n);\n");
 495         fprintf(c_fp, "\t\tv[i] = ch;\n");
 496         fprintf(c_fp, "\t}\n\n");
 497         fprintf(c_fp, "\tv = realloc(v, strlen(v));\n");
 498         fprintf(c_fp, "\treturn v;\n");
 499         fprintf(c_fp, "}\n\n");
 500
 501         fprintf(c_fp, "__attribute__((unused)) static Blob buf_read_Blob(u8 **buf, size_t *n)\n");
 502         fprintf(c_fp, "{\n");
 503         fprintf(c_fp, "\tBlob v = malloc(sizeof *v);\n");
 504         fprintf(c_fp, "\tv->siz = buf_read_u32(buf, n);\n");
 505         fprintf(c_fp, "\tv->data = malloc(v->siz);\n");
 506         fprintf(c_fp, "\tdragonnet_read_raw(buf, n, v->data, v->siz);\n\n");
 507         fprintf(c_fp, "\treturn v;\n");
 508         fprintf(c_fp, "}\n\n");
 509
 510         fprintf(c_fp, "__attribute__((unused)) static CompressedBlob buf_read_CompressedBlob(u8 **buf, size_t *n)\n");
 511         fprintf(c_fp, "{\n");
 512         fprintf(c_fp, "\tCompressedBlob v = malloc(sizeof *v);\n");
 513         fprintf(c_fp, "\tv->compr_siz = buf_read_u32(buf, n);\n");
 514         fprintf(c_fp, "\tv->siz = buf_read_u32(buf, n);\n");
 515         fprintf(c_fp, "\tv->data = malloc(v->siz);\n\n");
 516         fprintf(c_fp, "\tchar compr[v->compr_siz];\n");
 517         fprintf(c_fp, "\tdragonnet_read_raw(buf, n, compr, sizeof compr);\n\n");
 518         fprintf(c_fp, "\tz_stream s;\n");
 519         fprintf(c_fp, "\ts.zalloc = Z_NULL;\n");
 520         fprintf(c_fp, "\ts.zfree = Z_NULL;\n");
 521         fprintf(c_fp, "\ts.opaque = Z_NULL;\n\n");
 522         fprintf(c_fp, "\ts.avail_in = v->compr_siz;\n");
 523         fprintf(c_fp, "\ts.next_in = (Bytef *) compr;\n");
 524         fprintf(c_fp, "\ts.avail_out = v->siz;\n");
 525         fprintf(c_fp, "\ts.next_out = (Bytef *) v->data;\n\n");
 526         fprintf(c_fp, "\tinflateInit(&s);\n");
 527         fprintf(c_fp, "\tinflate(&s, Z_NO_FLUSH);\n");
 528         fprintf(c_fp, "\tinflateEnd(&s);\n\n");
 529         fprintf(c_fp, "\treturn v;\n");
 530         fprintf(c_fp, "}\n\n");
 531 }
 532
 533 int main(__attribute((unused)) int argc, __attribute((unused)) char **argv)
 534 {
 535         FILE *fp = fopen("types.dnet", "r");
 536
 537         char data[1 << 16];
 538         memset(data, '\0', sizeof data);
 539         fread(data, sizeof *data, sizeof data, fp);
 540
 541         fclose(fp);
 542         fp = NULL;
 543
 544         FILE *c_fp = fopen("dnet-types.c", "w");
 545         fprintf(c_fp, "#include <stdlib.h>\n");
 546         fprintf(c_fp, "#include <string.h>\n");
 547         fprintf(c_fp, "#include <dragonnet/recv.h>\n");
 548         fprintf(c_fp, "#include <dragonnet/send.h>\n");
 549         fprintf(c_fp, "#include <zlib.h>\n\n");
 550         fprintf(c_fp, "#include \"dnet-types.h\"\n\n");
 551
 552         FILE *h_fp = fopen("dnet-types.h", "w");
 553         fprintf(h_fp, "#include <dragontype/number.h>\n\n");
 554         fprintf(h_fp, "#define htobe8(x) (x)\n");
 555         fprintf(h_fp, "#define be8toh(x) (x)\n\n");
 556         fprintf(h_fp, "typedef char *string;\n\n");
 557         fprintf(h_fp, "typedef struct {\n\tu32 siz;\n\tu8 *data;\n} *Blob;\n\n");
 558         fprintf(h_fp, "typedef struct {\n");
 559         fprintf(h_fp, "\tu32 siz, compr_siz;\n");
 560         fprintf(h_fp, "\tu8 *data;\n");
 561         fprintf(h_fp, "} *CompressedBlob;\n\n");
 562
 563         gen_serializers(c_fp);
 564         gen_deserializers(c_fp);
 565
 566         gen_buffer_serializers(c_fp);
 567         gen_buffer_deserializers(c_fp);
 568
 569         char **msgs;
 570         size_t msgs_len = split(&msgs, data, "\n");
 571
 572         // Create data types
 573         char *msg = NULL;
 574         for (size_t i = 0; i < msgs_len; ++i) {
 575                 if (msgs[i][0] != '\t') {
 576                         if (msg != NULL)
 577                                 fprintf(h_fp, "} %s;\n\n", msg);
 578
 579                         msg = msgs[i];
 580                         fprintf(h_fp, "typedef struct {\n");
 581                 } else {
 582                         char **tokens;
 583                         size_t tokens_len = split(&tokens, msgs[i], " ");
 584
 585                         fprintf(h_fp, "\t%s %s;\n", &tokens[0][1], tokens[1]);
 586                         free_split(tokens, tokens_len);
 587                         tokens = NULL;
 588                 }
 589         }
 590
 591         fprintf(h_fp, "} %s;\n\n", msg);
 592         msg = NULL;
 593
 594         // Create (de)serialization functions
 595         for (size_t i = 0; i < msgs_len; ++i) {
 596                 if (msgs[i][0] != '\t') {
 597                         if (msg != NULL)
 598                                 fprintf(c_fp, "}\n\n");
 599
 600                         msg = msgs[i];
 601                         fprintf(c_fp, "__attribute__((unused)) static void send_%s(DragonnetPeer *p, %s type)\n{\n", msg, msg);
 602                 } else {
 603                         char **tokens;
 604                         size_t tokens_len = split(&tokens, msgs[i], " ");
 605
 606                         fprintf(c_fp, "\tsend_%s(p, false, type.%s);\n", &tokens[0][1], tokens[1]);
 607                         free_split(tokens, tokens_len);
 608                         tokens = NULL;
 609                 }
 610         }
 611
 612         fprintf(c_fp, "}\n\n");
 613         msg = NULL;
 614
 615         for (size_t i = 0; i < msgs_len; ++i) {
 616                 if (msgs[i][0] != '\t') {
 617                         if (msg != NULL)
 618                                 fprintf(c_fp, "}\n\n");
 619
 620                         msg = msgs[i];
 621                         fprintf(h_fp, "void dragonnet_peer_send_%s(DragonnetPeer *p, %s *type);\n", msg, msg);
 622                         fprintf(c_fp, "void dragonnet_peer_send_%s(DragonnetPeer *p, %s *type)\n{\n", msg, msg);
 623
 624                         char upper[1 + strlen(msgs[i])];
 625                         char *ptr = upper;
 626                         strcpy(upper, msg);
 627
 628                         while ((*ptr = *ptr ? toupper(*ptr) : '\0'))
 629                                 ++ptr;
 630
 631                         fprintf(c_fp, "\tsend_u16(p, false, DRAGONNET_TYPE_%s);\n", upper);
 632                 } else {
 633                         char **tokens;
 634                         size_t tokens_len = split(&tokens, msgs[i], " ");
 635
 636                         if (i >= msgs_len-1 || msgs[1+i][0] != '\t')
 637                                 fprintf(c_fp, "\tsend_%s(p, true, type->%s);\n", &tokens[0][1], tokens[1]);
 638                         else
 639                                 fprintf(c_fp, "\tsend_%s(p, false, type->%s);\n", &tokens[0][1], tokens[1]);
 640
 641                         free_split(tokens, tokens_len);
 642                         tokens = NULL;
 643                 }
 644         }
 645
 646         fprintf(c_fp, "}\n\n");
 647         msg = NULL;
 648
 649         for (size_t i = 0; i < msgs_len; ++i) {
 650                 if (msgs[i][0] != '\t') {
 651                         if (msg != NULL) {
 652                                 fprintf(c_fp, "}\n\n");
 653                         }
 654
 655                         msg = msgs[i];
 656                         fprintf(c_fp, "static void dragonnet_peer_recv_%s(DragonnetPeer *p, void *buf)\n{\n", msg);
 657                         fprintf(c_fp, "\t%s *type = (%s *) buf;\n", msg, msg);
 658                 } else {
 659                         char **tokens;
 660                         size_t tokens_len = split(&tokens, msgs[i], " ");
 661
 662                         char type[strlen(&tokens[0][1])];
 663                         strcpy(type, &tokens[0][1]);
 664
 665                         for (size_t bits = 8; bits <= 64; bits *= 2) {
 666                                 const char *fmt[] = {"u%d", "s%d", "f%d"};
 667                                 for (size_t j = 0; j < sizeof fmt / sizeof *fmt; ++j) {
 668                                         char *cmp;
 669                                         asprintf(&cmp, fmt[j], bits);
 670
 671                                         if (strcmp(type, cmp) == 0)
 672                                                 sprintf(type, "n%ld", bits);
 673
 674                                         free(cmp);
 675                                 }
 676                         }
 677
 678                         fprintf(c_fp, "\trecv_%s(p, &type->%s);\n", type, tokens[1]);
 679                         free_split(tokens, tokens_len);
 680                         tokens = NULL;
 681                 }
 682         }
 683
 684         fprintf(c_fp, "}\n");
 685         msg = NULL;
 686
 687         // Buffer (de)serialization
 688         for (size_t i = 0; i < msgs_len; ++i) {
 689                 if (msgs[i][0] != '\t') {
 690                         if (msg != NULL)
 691                                 fprintf(c_fp, "}\n\n");
 692
 693                         msg = msgs[i];
 694                         fprintf(c_fp, "void dragonnet_buf_write_%s(u8 **buf, size_t *n, %s type)\n{\n", msg, msg);
 695                 } else {
 696                         char **tokens;
 697                         size_t tokens_len = split(&tokens, msgs[i], " ");
 698
 699                         fprintf(c_fp, "\tbuf_write_%s(buf, n, type.%s);\n", &tokens[0][1], tokens[1]);
 700
 701                         free_split(tokens, tokens_len);
 702                         tokens = NULL;
 703                 }
 704         }
 705
 706         fprintf(c_fp, "}\n\n");
 707         msg = NULL;
 708
 709         for (size_t i = 0; i < msgs_len; ++i) {
 710                 if (msgs[i][0] != '\t') {
 711                         if (msg != NULL) {
 712                                 fprintf(c_fp, "\treturn type;\n");
 713                                 fprintf(c_fp, "}\n\n");
 714                         }
 715
 716                         msg = msgs[i];
 717                         fprintf(h_fp, "%s dragonnet_buf_read_%s(u8 **buf, size_t *n);\n", msg, msg);
 718                         fprintf(c_fp, "%s dragonnet_buf_read_%s(u8 **buf, size_t *n)\n{\n", msg, msg);
 719                         fprintf(c_fp, "\t%s type = {0};\n", msg);
 720                 } else {
 721                         char **tokens;
 722                         size_t tokens_len = split(&tokens, msgs[i], " ");
 723
 724                         fprintf(c_fp, "\ttype.%s = buf_read_%s(buf, n);\n", tokens[1], &tokens[0][1]);
 725                         free_split(tokens, tokens_len);
 726                         tokens = NULL;
 727                 }
 728         }
 729
 730         fprintf(h_fp, "\n");
 731         fprintf(c_fp, "\treturn type;\n");
 732         fprintf(c_fp, "}\n\n");
 733         msg = NULL;
 734
 735         // Create type enum
 736         fprintf(h_fp, "typedef enum {\n");
 737         for (size_t i = 0; i < msgs_len; ++i) {
 738                 if (msgs[i][0] == '\t')
 739                         continue;
 740
 741                 char upper[1 + strlen(msgs[i])];
 742                 char *ptr = upper;
 743                 strcpy(upper, msgs[i]);
 744
 745                 while ((*ptr = *ptr ? toupper(*ptr) : '\0'))
 746                         ++ptr;
 747
 748                 fprintf(h_fp, "\tDRAGONNET_TYPE_%s,\n", upper);
 749         }
 750
 751         fprintf(h_fp, "\tDRAGONNET_NUM_TYPES\n");
 752         fprintf(h_fp, "} DragonnetTypeNum;\n");
 753
 754         // ABI
 755         fprintf(c_fp, "u16 dragonnet_num_types = DRAGONNET_NUM_TYPES;\n");
 756         fprintf(c_fp, "DragonnetType dragonnet_types[] = {\n");
 757
 758         for (size_t i = 0; i < msgs_len; ++i) {
 759                 if (msgs[i][0] == '\t')
 760                         continue;
 761
 762                 fprintf(c_fp, "\t{\n");
 763                 fprintf(c_fp, "\t\t.siz = sizeof(%s),\n", msgs[i]);
 764                 fprintf(c_fp, "\t\t.deserialize = &dragonnet_peer_recv_%s\n", msgs[i]);
 765                 fprintf(c_fp, "\t},\n");
 766         }
 767
 768         fprintf(c_fp, "};\n");
 769
 770         free_split(msgs, msgs_len);
 771         msgs = NULL;
 772
 773         fclose(c_fp);
 774         fclose(h_fp);
 775         c_fp = NULL;
 776         h_fp = NULL;
 777 }