5 * Permission is hereby granted, free of charge, to any person obtaining a copy of
6 * this software and associated documentation files (the "Software"), to deal in
7 * the Software without restriction, including without limitation the rights to
8 * use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies
9 * of the Software, and to permit persons to whom the Software is furnished to do
10 * so, subject to the following conditions:
12 * The above copyright notice and this permission notice shall be included in all
13 * copies or substantial portions of the Software.
15 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
16 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
17 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
18 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
19 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
20 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
32 int16_t s1; /* signed */
33 uint16_t u1; /* unsigned */
37 int16_t s2; /* signed */
38 uint16_t u2; /* unsigned */
42 int16_t s3; /* signed */
43 uint16_t u3; /* unsigned */
47 * This is the same as the structure in darkplaces
52 * But this one is more sane to work with, and the
53 * type sizes are guranteed.
55 } prog_section_statement;
58 /* The type is (I assume)
67 * 8 = ev_bad (is this right for uint16_t type?)
70 uint16_t offset; /* offset in file? (what about length) */
71 uint32_t name; /* offset in string table? (confused :() */
75 * var and field use the same structure. But lets not use the same
76 * name just for safety reasons? (still castable ...).
78 typedef prog_section_both prog_section_def;
79 typedef prog_section_both prog_section_field;
82 int32_t entry; /* in statement table for instructions */
83 uint32_t firstlocal; /* First local in local table */
84 uint32_t locals; /* Total ints of params + locals */
85 uint32_t profile; /* Always zero (engine uses this) */
86 uint32_t name; /* name of function in string table */
87 uint32_t file; /* file of the source file */
88 uint32_t nargs; /* number of arguments */
89 uint8_t argsize[8]; /* size of arguments (keep 8 always?) */
90 } prog_section_function;
93 uint32_t offset; /* Offset in file of where data begins */
94 uint32_t length; /* Length of section (how many of) */
98 uint32_t version; /* Program version (6) */
99 uint32_t crc16; /* What is this? */
100 prog_section statements; /* prog_section_statement */
101 prog_section defs; /* prog_section_def */
102 prog_section fields; /* prog_section_field */
103 prog_section functions; /* prog_section_function */
104 prog_section strings; /* What is this? */
105 prog_section globals; /* What is this? */
106 uint32_t entfield; /* Number of entity fields */
110 * The macros below expand to a typesafe vector implementation, which
111 * can be viewed in gmqcc.h
113 * code_statements_data -- raw prog_section_statement array
114 * code_statements_elements -- number of elements
115 * code_statements_allocated -- size of the array allocated
116 * code_statements_add(T) -- add element (returns -1 on error)
118 * code_vars_data -- raw prog_section_var array
119 * code_vars_elements -- number of elements
120 * code_vars_allocated -- size of the array allocated
121 * code_vars_add(T) -- add element (returns -1 on error)
123 * code_fields_data -- raw prog_section_field array
124 * code_fields_elements -- number of elements
125 * code_fields_allocated -- size of the array allocated
126 * code_fields_add(T) -- add element (returns -1 on error)
128 * code_functions_data -- raw prog_section_function array
129 * code_functions_elements -- number of elements
130 * code_functions_allocated -- size of the array allocated
131 * code_functions_add(T) -- add element (returns -1 on error)
133 * code_globals_data -- raw prog_section_def array
134 * code_globals_elements -- number of elements
135 * code_globals_allocated -- size of the array allocated
136 * code_globals_add(T) -- add element (returns -1 on error)
138 * code_strings_data -- raw char* array
139 * code_strings_elements -- number of elements
140 * code_strings_allocated -- size of the array allocated
141 * code_strings_add(T) -- add element (returns -1 on error)
143 VECTOR_MAKE(prog_section_statement, code_statements);
144 VECTOR_MAKE(prog_section_def, code_defs );
145 VECTOR_MAKE(prog_section_field, code_fields );
146 VECTOR_MAKE(prog_section_function, code_functions );
147 VECTOR_MAKE(int, code_globals );
148 VECTOR_MAKE(char, code_strings );
149 prog_header code_header ={0};
153 * The way progs.dat is suppose to work is odd, there needs to be
154 * some null (empty) statements, functions, and 28 globals
156 prog_section_function empty_function = {0,0,0,0,0,0,0,{0}};
157 prog_section_statement empty_statement = {0,{0},{0},{0}};
159 for(i = 0; i < 28; i++)
162 code_strings_add ('\0');
163 code_functions_add (empty_function);
164 code_statements_add(empty_statement);
169 size_t size = sizeof(X);
175 for (iter=0; iter < size; iter++) { \
176 code_strings_add(X[iter]); \
181 FOO("hello world\n");
187 code_globals_add(1); /* m_init */
188 code_globals_add(2); /* print */
189 code_globals_add(14); /* hello world in string table */
192 code_defs_add((prog_section_def){.type=TYPE_VOID, .offset=28/*globals[28]*/, .name=1 }); /* m_init */
193 code_defs_add((prog_section_def){.type=TYPE_FUNCTION,.offset=29/*globals[29]*/, .name=8 }); /* print */
194 code_defs_add((prog_section_def){.type=TYPE_STRING, .offset=30/*globals[30]*/, .name=14}); /*hello_world*/
196 code_functions_add((prog_section_function){1, 0, 0, 0, .name=1, 0, 0, {0}}); /* m_init */
197 code_functions_add((prog_section_function){-4, 0, 0, 0, .name=8, 0, 0, {0}}); /* print */
198 code_functions_add((prog_section_function){0, 0, 0, 0, .name=14+13, 0,0, {0}}); /* m_keydown */
199 code_functions_add((prog_section_function){0, 0, 0, 0, .name=14+13+10, 0,0, {0}});
200 code_functions_add((prog_section_function){0, 0, 0, 0, .name=14+13+10+7, 0,0, {0}});
201 code_functions_add((prog_section_function){0, 0, 0, 0, .name=14+13+10+7+9, 0,0, {0}});
203 code_statements_add((prog_section_statement){INSTR_STORE_F, {30}/*30 is hello_world */, {OFS_PARM0}, {0}});
204 code_statements_add((prog_section_statement){INSTR_CALL1, {29}/*29 is print */, {0}, {0}});
205 code_statements_add((prog_section_statement){INSTR_RETURN, {0}, {0}, {0}});
207 code_header.version = 6;
208 code_header.crc16 = 0; /* TODO: */
209 code_header.statements = (prog_section){sizeof(prog_header), code_statements_elements };
210 code_header.defs = (prog_section){code_header.statements.offset + sizeof(prog_section_statement)*code_statements_elements, code_defs_elements };
211 code_header.fields = (prog_section){code_header.defs.offset + sizeof(prog_section_def) *code_defs_elements, code_fields_elements };
212 code_header.functions = (prog_section){code_header.fields.offset + sizeof(prog_section_field) *code_fields_elements, code_functions_elements };
213 code_header.globals = (prog_section){code_header.functions.offset + sizeof(prog_section_function) *code_functions_elements, code_globals_elements };
214 code_header.strings = (prog_section){code_header.globals.offset + sizeof(int) *code_globals_elements, code_strings_elements };
215 code_header.entfield = 0; /* TODO: */
223 FILE *fp = fopen("program.dat", "wb");
224 fwrite(&code_header, 1, sizeof(prog_header), fp);
225 fwrite(code_statements_data, 1, sizeof(prog_section_statement)*code_statements_elements, fp);
226 fwrite(code_defs_data, 1, sizeof(prog_section_def) *code_defs_elements, fp);
227 fwrite(code_fields_data, 1, sizeof(prog_section_field) *code_fields_elements, fp);
228 fwrite(code_functions_data, 1, sizeof(prog_section_function) *code_functions_elements, fp);
229 fwrite(code_globals_data, 1, sizeof(int) *code_globals_elements, fp);
230 fwrite(code_strings_data, 1, 1 *code_strings_elements, fp);
232 free(code_statements_data);
233 free(code_defs_data);
234 free(code_fields_data);
235 free(code_functions_data);
236 free(code_globals_data);
237 free(code_strings_data);