| #ifndef _ASN1_COMPILED_OUTPUT_H_ |
| #define _ASN1_COMPILED_OUTPUT_H_ |
| |
| /* |
| * An elementary chunk of target language text. |
| */ |
| typedef struct out_chunk { |
| char *buf; |
| int len; |
| |
| TQ_ENTRY(struct out_chunk) next; |
| } out_chunk_t; |
| |
| typedef struct compiler_streams { |
| enum { |
| OT_IGNORE, /* Ignore this output */ |
| OT_INCLUDES, /* #include files */ |
| OT_DEPS, /* Dependencies (other than #includes) */ |
| OT_TYPE_DECLS, /* Type declarations */ |
| OT_FUNC_DECLS, /* Function declarations */ |
| OT_CTABLES, /* Constraint tables */ |
| OT_CODE, /* Some code */ |
| OT_STAT_DEFS, /* Static definitions */ |
| OT_MAX |
| } target; |
| |
| struct compiler_stream_destination_s { |
| TQ_HEAD(out_chunk_t) chunks; |
| int indent_level; |
| int indented; |
| } destination[OT_MAX]; |
| } compiler_streams_t; |
| |
| static char *_compiler_stream2str[] __attribute__ ((unused)) |
| = { "IGNORE", "INCLUDES", "DEPS", "TYPE-DECLS", "FUNC-DECLS", "CTABLES", "CODE", "STAT-DEFS" }; |
| |
| int asn1c_compiled_output(arg_t *arg, const char *fmt, ...); |
| |
| |
| /***************************************************************** |
| * Useful macros for invoking asn1c_compiled_output() and friends. |
| */ |
| |
| /* Redirect output to a different stream. */ |
| #define REDIR(foo) do { arg->target->target = foo; } while(0) |
| #define INDENT_LEVEL \ |
| arg->target->destination[arg->target->target].indent_level |
| #define INDENT(val) INDENT_LEVEL += (val) |
| #define INDENTED(code) do { \ |
| INDENT(+1); \ |
| do { code; } while(0); \ |
| INDENT(-1); \ |
| } while(0) |
| |
| #define EMBED(ev) do { \ |
| int saved_target = arg->target->target; \ |
| REDIR(OT_TYPE_DECLS); \ |
| arg->embed++; \ |
| INDENTED(arg_t _tmp = *arg; \ |
| _tmp.expr = ev; \ |
| _tmp.default_cb(&_tmp); \ |
| ); \ |
| arg->embed--; \ |
| if(ev->expr_type != A1TC_EXTENSIBLE) \ |
| OUT(";\n"); \ |
| assert(arg->target->target == OT_TYPE_DECLS); \ |
| REDIR(saved_target); \ |
| } while(0) |
| |
| /* Output a piece of text into a default stream */ |
| #define OUT(fmt, args...) asn1c_compiled_output(arg, fmt, ##args) |
| #define OUT_NOINDENT(fmt, args...) do { \ |
| int _saved_indent = INDENT_LEVEL; \ |
| INDENT_LEVEL = 0; \ |
| OUT(fmt, ##args); \ |
| INDENT_LEVEL = _saved_indent; \ |
| } while(0) |
| |
| /* Generate #include line */ |
| #define GEN_INCLUDE(filename) do { \ |
| int saved_target = arg->target->target; \ |
| REDIR(OT_INCLUDES); \ |
| OUT_NOINDENT("#include <%s.h>\n", filename); \ |
| REDIR(saved_target); \ |
| } while(0) |
| |
| /* Generate ASN.1 type declaration */ |
| #define GEN_DECLARE(expr) do { \ |
| int saved_target = arg->target->target; \ |
| REDIR(OT_DEPS); \ |
| OUT_NOINDENT("extern asn_TYPE_descriptor_t " \ |
| "asn_DEF_%s;\n", \ |
| MKID(expr->Identifier)); \ |
| REDIR(saved_target); \ |
| } while(0) |
| |
| #endif /* _ASN1_COMPILED_OUTPUT_H_ */ |