| package goyaml |
| |
| import ( |
| "io" |
| "os" |
| ) |
| |
| ///* |
| // * Extend a string. |
| // */ |
| // |
| //YAML_DECLARE(int) |
| //yaml_string_extend(yaml_char_t **start, |
| // yaml_char_t **pointer, yaml_char_t **end) |
| //{ |
| // yaml_char_t *new_start = yaml_realloc(*start, (*end - *start)*2); |
| // |
| // if (!new_start) return 0; |
| // |
| // memset(new_start + (*end - *start), 0, *end - *start); |
| // |
| // *pointer = new_start + (*pointer - *start); |
| // *end = new_start + (*end - *start)*2; |
| // *start = new_start; |
| // |
| // return 1; |
| //} |
| // |
| ///* |
| // * Append a string B to a string A. |
| // */ |
| // |
| //YAML_DECLARE(int) |
| //yaml_string_join( |
| // yaml_char_t **a_start, yaml_char_t **a_pointer, yaml_char_t **a_end, |
| // yaml_char_t **b_start, yaml_char_t **b_pointer, yaml_char_t **b_end) |
| //{ |
| // if (*b_start == *b_pointer) |
| // return 1; |
| // |
| // while (*a_end - *a_pointer <= *b_pointer - *b_start) { |
| // if (!yaml_string_extend(a_start, a_pointer, a_end)) |
| // return 0; |
| // } |
| // |
| // memcpy(*a_pointer, *b_start, *b_pointer - *b_start); |
| // *a_pointer += *b_pointer - *b_start; |
| // |
| // return 1; |
| //} |
| // |
| ///* |
| // * Extend a stack. |
| // */ |
| // |
| //YAML_DECLARE(int) |
| //yaml_stack_extend(void **start, void **top, void **end) |
| //{ |
| // void *new_start = yaml_realloc(*start, ((char *)*end - (char *)*start)*2); |
| // |
| // if (!new_start) return 0; |
| // |
| // *top = (char *)new_start + ((char *)*top - (char *)*start); |
| // *end = (char *)new_start + ((char *)*end - (char *)*start)*2; |
| // *start = new_start; |
| // |
| // return 1; |
| //} |
| |
| func yaml_insert_token(parser *yaml_parser_t, pos int, token *yaml_token_t) { |
| // Check if we can move the queue at the beginning of the buffer. |
| if parser.tokens_head > 0 && len(parser.tokens) == cap(parser.tokens) { |
| if parser.tokens_head != len(parser.tokens) { |
| copy(parser.tokens, parser.tokens[parser.tokens_head:]) |
| } |
| parser.tokens = parser.tokens[:len(parser.tokens)-parser.tokens_head] |
| parser.tokens_head = 0 |
| } |
| parser.tokens = append(parser.tokens, yaml_token_t{}) |
| if pos < 0 { |
| return |
| } |
| copy(parser.tokens[parser.tokens_head+pos+1:], parser.tokens[parser.tokens_head+pos:]) |
| parser.tokens[pos] = *token |
| } |
| |
| // Create a new parser object. |
| func yaml_parser_initialize(parser *yaml_parser_t) bool { |
| // [Go] These should be initialized lazily, and probably start with smaller sizes. |
| parser.raw_buffer = make([]byte, 0, input_raw_buffer_size) |
| parser.buffer = make([]byte, 0, input_buffer_size) |
| parser.tokens = make([]yaml_token_t, 0, initial_queue_size) |
| parser.indents = make([]int, 0, initial_stack_size) |
| parser.simple_keys = make([]yaml_simple_key_t, 0, initial_stack_size) |
| parser.states = make([]yaml_parser_state_t, 0, initial_stack_size) |
| parser.marks = make([]yaml_mark_t, 0, initial_stack_size) |
| parser.tag_directives = make([]yaml_tag_directive_t, 0, initial_stack_size) |
| return true |
| } |
| |
| // Destroy a parser object. |
| func yaml_parser_delete(parser *yaml_parser_t) { |
| *parser = yaml_parser_t{} |
| } |
| |
| // String read handler. |
| func yaml_string_read_handler(parser *yaml_parser_t, buffer []byte) (n int, err error) { |
| if parser.input_pos == len(parser.input) { |
| return 0, io.EOF |
| } |
| n = copy(buffer, parser.input[parser.input_pos:]) |
| parser.input_pos += n |
| return n, nil |
| } |
| |
| // File read handler. |
| func yaml_file_read_handler(parser *yaml_parser_t, buffer []byte) (n int, err error) { |
| return parser.input_file.Read(buffer) |
| } |
| |
| // Set a string input. |
| func yaml_parser_set_input_string(parser *yaml_parser_t, input []byte) { |
| if parser.read_handler != nil { |
| panic("must set the input source only once") |
| } |
| parser.read_handler = yaml_string_read_handler |
| parser.input = input |
| parser.input_pos = 0 |
| } |
| |
| // Set a file input. |
| func yaml_parser_set_input_file(parser *yaml_parser_t, file *os.File) { |
| if parser.read_handler != nil { |
| panic("must set the input source only once") |
| } |
| parser.read_handler = yaml_file_read_handler |
| parser.input_file = file |
| } |
| |
| ///* |
| // * Set the source encoding. |
| // */ |
| // |
| //YAML_DECLARE(void) |
| //yaml_parser_set_encoding(yaml_parser_t *parser, yaml_encoding_t encoding) |
| //{ |
| // assert(parser); // Non-NULL parser object expected. |
| // assert(!parser.encoding); // Encoding is already set or detected. |
| // |
| // parser.encoding = encoding; |
| //} |
| // |
| ///* |
| // * Create a new emitter object. |
| // */ |
| // |
| //YAML_DECLARE(int) |
| //yaml_emitter_initialize(yaml_emitter_t *emitter) |
| //{ |
| // assert(emitter); // Non-NULL emitter object expected. |
| // |
| // memset(emitter, 0, sizeof(yaml_emitter_t)); |
| // if (!BUFFER_INIT(emitter, emitter.buffer, OUTPUT_BUFFER_SIZE)) |
| // goto error; |
| // if (!BUFFER_INIT(emitter, emitter.raw_buffer, OUTPUT_RAW_BUFFER_SIZE)) |
| // goto error; |
| // if (!STACK_INIT(emitter, emitter.states, INITIAL_STACK_SIZE)) |
| // goto error; |
| // if (!QUEUE_INIT(emitter, emitter.events, INITIAL_QUEUE_SIZE)) |
| // goto error; |
| // if (!STACK_INIT(emitter, emitter.indents, INITIAL_STACK_SIZE)) |
| // goto error; |
| // if (!STACK_INIT(emitter, emitter.tag_directives, INITIAL_STACK_SIZE)) |
| // goto error; |
| // |
| // return 1; |
| // |
| //error: |
| // |
| // BUFFER_DEL(emitter, emitter.buffer); |
| // BUFFER_DEL(emitter, emitter.raw_buffer); |
| // STACK_DEL(emitter, emitter.states); |
| // QUEUE_DEL(emitter, emitter.events); |
| // STACK_DEL(emitter, emitter.indents); |
| // STACK_DEL(emitter, emitter.tag_directives); |
| // |
| // return 0; |
| //} |
| // |
| ///* |
| // * Destroy an emitter object. |
| // */ |
| // |
| //YAML_DECLARE(void) |
| //yaml_emitter_delete(yaml_emitter_t *emitter) |
| //{ |
| // assert(emitter); // Non-NULL emitter object expected. |
| // |
| // BUFFER_DEL(emitter, emitter.buffer); |
| // BUFFER_DEL(emitter, emitter.raw_buffer); |
| // STACK_DEL(emitter, emitter.states); |
| // while (!QUEUE_EMPTY(emitter, emitter.events)) { |
| // yaml_event_delete(&DEQUEUE(emitter, emitter.events)); |
| // } |
| // QUEUE_DEL(emitter, emitter.events); |
| // STACK_DEL(emitter, emitter.indents); |
| // while (!STACK_EMPTY(empty, emitter.tag_directives)) { |
| // yaml_tag_directive_t tag_directive = POP(emitter, emitter.tag_directives); |
| // yaml_free(tag_directive.handle); |
| // yaml_free(tag_directive.prefix); |
| // } |
| // STACK_DEL(emitter, emitter.tag_directives); |
| // yaml_free(emitter.anchors); |
| // |
| // memset(emitter, 0, sizeof(yaml_emitter_t)); |
| //} |
| // |
| ///* |
| // * String write handler. |
| // */ |
| // |
| //static int |
| //yaml_string_write_handler(void *data, unsigned char *buffer, size_t size) |
| //{ |
| // yaml_emitter_t *emitter = data; |
| // |
| // if (emitter.output.string.size + *emitter.output.string.size_written |
| // < size) { |
| // memcpy(emitter.output.string.buffer |
| // + *emitter.output.string.size_written, |
| // buffer, |
| // emitter.output.string.size |
| // - *emitter.output.string.size_written); |
| // *emitter.output.string.size_written = emitter.output.string.size; |
| // return 0; |
| // } |
| // |
| // memcpy(emitter.output.string.buffer |
| // + *emitter.output.string.size_written, buffer, size); |
| // *emitter.output.string.size_written += size; |
| // return 1; |
| //} |
| // |
| ///* |
| // * File write handler. |
| // */ |
| // |
| //static int |
| //yaml_file_write_handler(void *data, unsigned char *buffer, size_t size) |
| //{ |
| // yaml_emitter_t *emitter = data; |
| // |
| // return (fwrite(buffer, 1, size, emitter.output.file) == size); |
| //} |
| ///* |
| // * Set a string output. |
| // */ |
| // |
| //YAML_DECLARE(void) |
| //yaml_emitter_set_output_string(yaml_emitter_t *emitter, |
| // unsigned char *output, size_t size, size_t *size_written) |
| //{ |
| // assert(emitter); // Non-NULL emitter object expected. |
| // assert(!emitter.write_handler); // You can set the output only once. |
| // assert(output); // Non-NULL output string expected. |
| // |
| // emitter.write_handler = yaml_string_write_handler; |
| // emitter.write_handler_data = emitter; |
| // |
| // emitter.output.string.buffer = output; |
| // emitter.output.string.size = size; |
| // emitter.output.string.size_written = size_written; |
| // *size_written = 0; |
| //} |
| // |
| ///* |
| // * Set a file output. |
| // */ |
| // |
| //YAML_DECLARE(void) |
| //yaml_emitter_set_output_file(yaml_emitter_t *emitter, FILE *file) |
| //{ |
| // assert(emitter); // Non-NULL emitter object expected. |
| // assert(!emitter.write_handler); // You can set the output only once. |
| // assert(file); // Non-NULL file object expected. |
| // |
| // emitter.write_handler = yaml_file_write_handler; |
| // emitter.write_handler_data = emitter; |
| // |
| // emitter.output.file = file; |
| //} |
| // |
| ///* |
| // * Set a generic output handler. |
| // */ |
| // |
| //YAML_DECLARE(void) |
| //yaml_emitter_set_output(yaml_emitter_t *emitter, |
| // yaml_write_handler_t *handler, void *data) |
| //{ |
| // assert(emitter); // Non-NULL emitter object expected. |
| // assert(!emitter.write_handler); // You can set the output only once. |
| // assert(handler); // Non-NULL handler object expected. |
| // |
| // emitter.write_handler = handler; |
| // emitter.write_handler_data = data; |
| //} |
| // |
| ///* |
| // * Set the output encoding. |
| // */ |
| // |
| //YAML_DECLARE(void) |
| //yaml_emitter_set_encoding(yaml_emitter_t *emitter, yaml_encoding_t encoding) |
| //{ |
| // assert(emitter); // Non-NULL emitter object expected. |
| // assert(!emitter.encoding); // You can set encoding only once. |
| // |
| // emitter.encoding = encoding; |
| //} |
| // |
| ///* |
| // * Set the canonical output style. |
| // */ |
| // |
| //YAML_DECLARE(void) |
| //yaml_emitter_set_canonical(yaml_emitter_t *emitter, int canonical) |
| //{ |
| // assert(emitter); // Non-NULL emitter object expected. |
| // |
| // emitter.canonical = (canonical != 0); |
| //} |
| // |
| ///* |
| // * Set the indentation increment. |
| // */ |
| // |
| //YAML_DECLARE(void) |
| //yaml_emitter_set_indent(yaml_emitter_t *emitter, int indent) |
| //{ |
| // assert(emitter); // Non-NULL emitter object expected. |
| // |
| // emitter.best_indent = (1 < indent && indent < 10) ? indent : 2; |
| //} |
| // |
| ///* |
| // * Set the preferred line width. |
| // */ |
| // |
| //YAML_DECLARE(void) |
| //yaml_emitter_set_width(yaml_emitter_t *emitter, int width) |
| //{ |
| // assert(emitter); // Non-NULL emitter object expected. |
| // |
| // emitter.best_width = (width >= 0) ? width : -1; |
| //} |
| // |
| ///* |
| // * Set if unescaped non-ASCII characters are allowed. |
| // */ |
| // |
| //YAML_DECLARE(void) |
| //yaml_emitter_set_unicode(yaml_emitter_t *emitter, int unicode) |
| //{ |
| // assert(emitter); // Non-NULL emitter object expected. |
| // |
| // emitter.unicode = (unicode != 0); |
| //} |
| // |
| ///* |
| // * Set the preferred line break character. |
| // */ |
| // |
| //YAML_DECLARE(void) |
| //yaml_emitter_set_break(yaml_emitter_t *emitter, yaml_break_t line_break) |
| //{ |
| // assert(emitter); // Non-NULL emitter object expected. |
| // |
| // emitter.line_break = line_break; |
| //} |
| // |
| ///* |
| // * Destroy a token object. |
| // */ |
| // |
| //YAML_DECLARE(void) |
| //yaml_token_delete(yaml_token_t *token) |
| //{ |
| // assert(token); // Non-NULL token object expected. |
| // |
| // switch (token.type) |
| // { |
| // case YAML_TAG_DIRECTIVE_TOKEN: |
| // yaml_free(token.data.tag_directive.handle); |
| // yaml_free(token.data.tag_directive.prefix); |
| // break; |
| // |
| // case YAML_ALIAS_TOKEN: |
| // yaml_free(token.data.alias.value); |
| // break; |
| // |
| // case YAML_ANCHOR_TOKEN: |
| // yaml_free(token.data.anchor.value); |
| // break; |
| // |
| // case YAML_TAG_TOKEN: |
| // yaml_free(token.data.tag.handle); |
| // yaml_free(token.data.tag.suffix); |
| // break; |
| // |
| // case YAML_SCALAR_TOKEN: |
| // yaml_free(token.data.scalar.value); |
| // break; |
| // |
| // default: |
| // break; |
| // } |
| // |
| // memset(token, 0, sizeof(yaml_token_t)); |
| //} |
| // |
| ///* |
| // * Check if a string is a valid UTF-8 sequence. |
| // * |
| // * Check 'reader.c' for more details on UTF-8 encoding. |
| // */ |
| // |
| //static int |
| //yaml_check_utf8(yaml_char_t *start, size_t length) |
| //{ |
| // yaml_char_t *end = start+length; |
| // yaml_char_t *pointer = start; |
| // |
| // while (pointer < end) { |
| // unsigned char octet; |
| // unsigned int width; |
| // unsigned int value; |
| // size_t k; |
| // |
| // octet = pointer[0]; |
| // width = (octet & 0x80) == 0x00 ? 1 : |
| // (octet & 0xE0) == 0xC0 ? 2 : |
| // (octet & 0xF0) == 0xE0 ? 3 : |
| // (octet & 0xF8) == 0xF0 ? 4 : 0; |
| // value = (octet & 0x80) == 0x00 ? octet & 0x7F : |
| // (octet & 0xE0) == 0xC0 ? octet & 0x1F : |
| // (octet & 0xF0) == 0xE0 ? octet & 0x0F : |
| // (octet & 0xF8) == 0xF0 ? octet & 0x07 : 0; |
| // if (!width) return 0; |
| // if (pointer+width > end) return 0; |
| // for (k = 1; k < width; k ++) { |
| // octet = pointer[k]; |
| // if ((octet & 0xC0) != 0x80) return 0; |
| // value = (value << 6) + (octet & 0x3F); |
| // } |
| // if (!((width == 1) || |
| // (width == 2 && value >= 0x80) || |
| // (width == 3 && value >= 0x800) || |
| // (width == 4 && value >= 0x10000))) return 0; |
| // |
| // pointer += width; |
| // } |
| // |
| // return 1; |
| //} |
| // |
| ///* |
| // * Create STREAM-START. |
| // */ |
| // |
| //YAML_DECLARE(int) |
| //yaml_stream_start_event_initialize(yaml_event_t *event, |
| // yaml_encoding_t encoding) |
| //{ |
| // yaml_mark_t mark = { 0, 0, 0 }; |
| // |
| // assert(event); // Non-NULL event object is expected. |
| // |
| // STREAM_START_EVENT_INIT(*event, encoding, mark, mark); |
| //*event = yaml_event_t{ |
| // typ: yaml_STREAM_START_EVENT, |
| // start_mark: mark, |
| // end_mark: mark, |
| //} |
| //event.stream_start.encoding = encoding |
| // |
| // return 1; |
| //} |
| // |
| ///* |
| // * Create STREAM-END. |
| // */ |
| // |
| //YAML_DECLARE(int) |
| //yaml_stream_end_event_initialize(yaml_event_t *event) |
| //{ |
| // yaml_mark_t mark = { 0, 0, 0 }; |
| // |
| // assert(event); // Non-NULL event object is expected. |
| // |
| // STREAM_END_EVENT_INIT(*event, mark, mark); |
| //*event = yaml_event_t{ |
| // typ: yaml_STREAM_END_EVENT, |
| // start_mark: mark, |
| // end_mark: mark, |
| //} |
| // |
| // return 1; |
| //} |
| // |
| ///* |
| // * Create DOCUMENT-START. |
| // */ |
| // |
| //YAML_DECLARE(int) |
| //yaml_document_start_event_initialize(yaml_event_t *event, |
| // yaml_version_directive_t *version_directive, |
| // yaml_tag_directive_t *tag_directives_start, |
| // yaml_tag_directive_t *tag_directives_end, |
| // int implicit) |
| //{ |
| // struct { |
| // yaml_error_type_t error; |
| // } context; |
| // yaml_mark_t mark = { 0, 0, 0 }; |
| // yaml_version_directive_t *version_directive_copy = NULL; |
| // struct { |
| // yaml_tag_directive_t *start; |
| // yaml_tag_directive_t *end; |
| // yaml_tag_directive_t *top; |
| // } tag_directives_copy = { NULL, NULL, NULL }; |
| // yaml_tag_directive_t value = { NULL, NULL }; |
| // |
| // assert(event); // Non-NULL event object is expected. |
| // assert((tag_directives_start && tag_directives_end) || |
| // (tag_directives_start == tag_directives_end)); |
| // // Valid tag directives are expected. |
| // |
| // if (version_directive) { |
| // version_directive_copy = yaml_malloc(sizeof(yaml_version_directive_t)); |
| // if (!version_directive_copy) goto error; |
| // version_directive_copy.major = version_directive.major; |
| // version_directive_copy.minor = version_directive.minor; |
| // } |
| // |
| // if (tag_directives_start != tag_directives_end) { |
| // yaml_tag_directive_t *tag_directive; |
| // if (!STACK_INIT(&context, tag_directives_copy, INITIAL_STACK_SIZE)) |
| // goto error; |
| // for (tag_directive = tag_directives_start; |
| // tag_directive != tag_directives_end; tag_directive ++) { |
| // assert(tag_directive.handle); |
| // assert(tag_directive.prefix); |
| // if (!yaml_check_utf8(tag_directive.handle, |
| // strlen((char *)tag_directive.handle))) |
| // goto error; |
| // if (!yaml_check_utf8(tag_directive.prefix, |
| // strlen((char *)tag_directive.prefix))) |
| // goto error; |
| // value.handle = yaml_strdup(tag_directive.handle); |
| // value.prefix = yaml_strdup(tag_directive.prefix); |
| // if (!value.handle || !value.prefix) goto error; |
| // if (!PUSH(&context, tag_directives_copy, value)) |
| // goto error; |
| // value.handle = NULL; |
| // value.prefix = NULL; |
| // } |
| // } |
| // |
| // DOCUMENT_START_EVENT_INIT(*event, version_directive_copy, |
| // tag_directives_copy.start, tag_directives_copy.top, |
| // implicit, mark, mark); |
| //*event = yaml_event_t{ |
| // typ: yaml_DOCUMENT_START_EVENT, |
| // start_mark: mark, |
| // end_mark: mark, |
| //} |
| //event.document_start.version_directive = version_directive_copy |
| //event.document_start.tag_directives = tag_directives |
| //event.document_start.implicit = implicit |
| // |
| // return 1; |
| // |
| //error: |
| // yaml_free(version_directive_copy); |
| // while (!STACK_EMPTY(context, tag_directives_copy)) { |
| // yaml_tag_directive_t value = POP(context, tag_directives_copy); |
| // yaml_free(value.handle); |
| // yaml_free(value.prefix); |
| // } |
| // STACK_DEL(context, tag_directives_copy); |
| // yaml_free(value.handle); |
| // yaml_free(value.prefix); |
| // |
| // return 0; |
| //} |
| // |
| ///* |
| // * Create DOCUMENT-END. |
| // */ |
| // |
| //YAML_DECLARE(int) |
| //yaml_document_end_event_initialize(yaml_event_t *event, int implicit) |
| //{ |
| // yaml_mark_t mark = { 0, 0, 0 }; |
| // |
| // assert(event); // Non-NULL emitter object is expected. |
| // |
| // DOCUMENT_END_EVENT_INIT(*event, implicit, mark, mark); |
| // |
| // return 1; |
| //} |
| // |
| ///* |
| // * Create ALIAS. |
| // */ |
| // |
| //YAML_DECLARE(int) |
| //yaml_alias_event_initialize(yaml_event_t *event, yaml_char_t *anchor) |
| //{ |
| // yaml_mark_t mark = { 0, 0, 0 }; |
| // yaml_char_t *anchor_copy = NULL; |
| // |
| // assert(event); // Non-NULL event object is expected. |
| // assert(anchor); // Non-NULL anchor is expected. |
| // |
| // if (!yaml_check_utf8(anchor, strlen((char *)anchor))) return 0; |
| // |
| // anchor_copy = yaml_strdup(anchor); |
| // if (!anchor_copy) |
| // return 0; |
| // |
| // ALIAS_EVENT_INIT(*event, anchor_copy, mark, mark); |
| // |
| // return 1; |
| //} |
| // |
| ///* |
| // * Create SCALAR. |
| // */ |
| // |
| //YAML_DECLARE(int) |
| //yaml_scalar_event_initialize(yaml_event_t *event, |
| // yaml_char_t *anchor, yaml_char_t *tag, |
| // yaml_char_t *value, int length, |
| // int plain_implicit, int quoted_implicit, |
| // yaml_scalar_style_t style) |
| //{ |
| // yaml_mark_t mark = { 0, 0, 0 }; |
| // yaml_char_t *anchor_copy = NULL; |
| // yaml_char_t *tag_copy = NULL; |
| // yaml_char_t *value_copy = NULL; |
| // |
| // assert(event); // Non-NULL event object is expected. |
| // assert(value); // Non-NULL anchor is expected. |
| // |
| // if (anchor) { |
| // if (!yaml_check_utf8(anchor, strlen((char *)anchor))) goto error; |
| // anchor_copy = yaml_strdup(anchor); |
| // if (!anchor_copy) goto error; |
| // } |
| // |
| // if (tag) { |
| // if (!yaml_check_utf8(tag, strlen((char *)tag))) goto error; |
| // tag_copy = yaml_strdup(tag); |
| // if (!tag_copy) goto error; |
| // } |
| // |
| // if (length < 0) { |
| // length = strlen((char *)value); |
| // } |
| // |
| // if (!yaml_check_utf8(value, length)) goto error; |
| // value_copy = yaml_malloc(length+1); |
| // if (!value_copy) goto error; |
| // memcpy(value_copy, value, length); |
| // value_copy[length] = '\0'; |
| // |
| // SCALAR_EVENT_INIT(*event, anchor_copy, tag_copy, value_copy, length, |
| // plain_implicit, quoted_implicit, style, mark, mark); |
| // |
| // return 1; |
| // |
| //error: |
| // yaml_free(anchor_copy); |
| // yaml_free(tag_copy); |
| // yaml_free(value_copy); |
| // |
| // return 0; |
| //} |
| // |
| ///* |
| // * Create SEQUENCE-START. |
| // */ |
| // |
| //YAML_DECLARE(int) |
| //yaml_sequence_start_event_initialize(yaml_event_t *event, |
| // yaml_char_t *anchor, yaml_char_t *tag, int implicit, |
| // yaml_sequence_style_t style) |
| //{ |
| // yaml_mark_t mark = { 0, 0, 0 }; |
| // yaml_char_t *anchor_copy = NULL; |
| // yaml_char_t *tag_copy = NULL; |
| // |
| // assert(event); // Non-NULL event object is expected. |
| // |
| // if (anchor) { |
| // if (!yaml_check_utf8(anchor, strlen((char *)anchor))) goto error; |
| // anchor_copy = yaml_strdup(anchor); |
| // if (!anchor_copy) goto error; |
| // } |
| // |
| // if (tag) { |
| // if (!yaml_check_utf8(tag, strlen((char *)tag))) goto error; |
| // tag_copy = yaml_strdup(tag); |
| // if (!tag_copy) goto error; |
| // } |
| // |
| // SEQUENCE_START_EVENT_INIT(*event, anchor_copy, tag_copy, |
| // implicit, style, mark, mark); |
| // |
| // return 1; |
| // |
| //error: |
| // yaml_free(anchor_copy); |
| // yaml_free(tag_copy); |
| // |
| // return 0; |
| //} |
| // |
| ///* |
| // * Create SEQUENCE-END. |
| // */ |
| // |
| //YAML_DECLARE(int) |
| //yaml_sequence_end_event_initialize(yaml_event_t *event) |
| //{ |
| // yaml_mark_t mark = { 0, 0, 0 }; |
| // |
| // assert(event); // Non-NULL event object is expected. |
| // |
| // SEQUENCE_END_EVENT_INIT(*event, mark, mark); |
| // |
| // return 1; |
| //} |
| // |
| ///* |
| // * Create MAPPING-START. |
| // */ |
| // |
| //YAML_DECLARE(int) |
| //yaml_mapping_start_event_initialize(yaml_event_t *event, |
| // yaml_char_t *anchor, yaml_char_t *tag, int implicit, |
| // yaml_mapping_style_t style) |
| //{ |
| // yaml_mark_t mark = { 0, 0, 0 }; |
| // yaml_char_t *anchor_copy = NULL; |
| // yaml_char_t *tag_copy = NULL; |
| // |
| // assert(event); // Non-NULL event object is expected. |
| // |
| // if (anchor) { |
| // if (!yaml_check_utf8(anchor, strlen((char *)anchor))) goto error; |
| // anchor_copy = yaml_strdup(anchor); |
| // if (!anchor_copy) goto error; |
| // } |
| // |
| // if (tag) { |
| // if (!yaml_check_utf8(tag, strlen((char *)tag))) goto error; |
| // tag_copy = yaml_strdup(tag); |
| // if (!tag_copy) goto error; |
| // } |
| // |
| // MAPPING_START_EVENT_INIT(*event, anchor_copy, tag_copy, |
| // implicit, style, mark, mark); |
| // |
| // return 1; |
| // |
| //error: |
| // yaml_free(anchor_copy); |
| // yaml_free(tag_copy); |
| // |
| // return 0; |
| //} |
| // |
| ///* |
| // * Create MAPPING-END. |
| // */ |
| // |
| //YAML_DECLARE(int) |
| //yaml_mapping_end_event_initialize(yaml_event_t *event) |
| //{ |
| // yaml_mark_t mark = { 0, 0, 0 }; |
| // |
| // assert(event); // Non-NULL event object is expected. |
| // |
| // MAPPING_END_EVENT_INIT(*event, mark, mark); |
| // |
| // return 1; |
| //} |
| |
| // Destroy an event object. |
| func yaml_event_delete(event *yaml_event_t) { |
| *event = yaml_event_t{} |
| } |
| |
| ///* |
| // * Create a document object. |
| // */ |
| // |
| //YAML_DECLARE(int) |
| //yaml_document_initialize(yaml_document_t *document, |
| // yaml_version_directive_t *version_directive, |
| // yaml_tag_directive_t *tag_directives_start, |
| // yaml_tag_directive_t *tag_directives_end, |
| // int start_implicit, int end_implicit) |
| //{ |
| // struct { |
| // yaml_error_type_t error; |
| // } context; |
| // struct { |
| // yaml_node_t *start; |
| // yaml_node_t *end; |
| // yaml_node_t *top; |
| // } nodes = { NULL, NULL, NULL }; |
| // yaml_version_directive_t *version_directive_copy = NULL; |
| // struct { |
| // yaml_tag_directive_t *start; |
| // yaml_tag_directive_t *end; |
| // yaml_tag_directive_t *top; |
| // } tag_directives_copy = { NULL, NULL, NULL }; |
| // yaml_tag_directive_t value = { NULL, NULL }; |
| // yaml_mark_t mark = { 0, 0, 0 }; |
| // |
| // assert(document); // Non-NULL document object is expected. |
| // assert((tag_directives_start && tag_directives_end) || |
| // (tag_directives_start == tag_directives_end)); |
| // // Valid tag directives are expected. |
| // |
| // if (!STACK_INIT(&context, nodes, INITIAL_STACK_SIZE)) goto error; |
| // |
| // if (version_directive) { |
| // version_directive_copy = yaml_malloc(sizeof(yaml_version_directive_t)); |
| // if (!version_directive_copy) goto error; |
| // version_directive_copy.major = version_directive.major; |
| // version_directive_copy.minor = version_directive.minor; |
| // } |
| // |
| // if (tag_directives_start != tag_directives_end) { |
| // yaml_tag_directive_t *tag_directive; |
| // if (!STACK_INIT(&context, tag_directives_copy, INITIAL_STACK_SIZE)) |
| // goto error; |
| // for (tag_directive = tag_directives_start; |
| // tag_directive != tag_directives_end; tag_directive ++) { |
| // assert(tag_directive.handle); |
| // assert(tag_directive.prefix); |
| // if (!yaml_check_utf8(tag_directive.handle, |
| // strlen((char *)tag_directive.handle))) |
| // goto error; |
| // if (!yaml_check_utf8(tag_directive.prefix, |
| // strlen((char *)tag_directive.prefix))) |
| // goto error; |
| // value.handle = yaml_strdup(tag_directive.handle); |
| // value.prefix = yaml_strdup(tag_directive.prefix); |
| // if (!value.handle || !value.prefix) goto error; |
| // if (!PUSH(&context, tag_directives_copy, value)) |
| // goto error; |
| // value.handle = NULL; |
| // value.prefix = NULL; |
| // } |
| // } |
| // |
| // DOCUMENT_INIT(*document, nodes.start, nodes.end, version_directive_copy, |
| // tag_directives_copy.start, tag_directives_copy.top, |
| // start_implicit, end_implicit, mark, mark); |
| // |
| // return 1; |
| // |
| //error: |
| // STACK_DEL(&context, nodes); |
| // yaml_free(version_directive_copy); |
| // while (!STACK_EMPTY(&context, tag_directives_copy)) { |
| // yaml_tag_directive_t value = POP(&context, tag_directives_copy); |
| // yaml_free(value.handle); |
| // yaml_free(value.prefix); |
| // } |
| // STACK_DEL(&context, tag_directives_copy); |
| // yaml_free(value.handle); |
| // yaml_free(value.prefix); |
| // |
| // return 0; |
| //} |
| // |
| ///* |
| // * Destroy a document object. |
| // */ |
| // |
| //YAML_DECLARE(void) |
| //yaml_document_delete(yaml_document_t *document) |
| //{ |
| // struct { |
| // yaml_error_type_t error; |
| // } context; |
| // yaml_tag_directive_t *tag_directive; |
| // |
| // context.error = YAML_NO_ERROR; // Eliminate a compliler warning. |
| // |
| // assert(document); // Non-NULL document object is expected. |
| // |
| // while (!STACK_EMPTY(&context, document.nodes)) { |
| // yaml_node_t node = POP(&context, document.nodes); |
| // yaml_free(node.tag); |
| // switch (node.type) { |
| // case YAML_SCALAR_NODE: |
| // yaml_free(node.data.scalar.value); |
| // break; |
| // case YAML_SEQUENCE_NODE: |
| // STACK_DEL(&context, node.data.sequence.items); |
| // break; |
| // case YAML_MAPPING_NODE: |
| // STACK_DEL(&context, node.data.mapping.pairs); |
| // break; |
| // default: |
| // assert(0); // Should not happen. |
| // } |
| // } |
| // STACK_DEL(&context, document.nodes); |
| // |
| // yaml_free(document.version_directive); |
| // for (tag_directive = document.tag_directives.start; |
| // tag_directive != document.tag_directives.end; |
| // tag_directive++) { |
| // yaml_free(tag_directive.handle); |
| // yaml_free(tag_directive.prefix); |
| // } |
| // yaml_free(document.tag_directives.start); |
| // |
| // memset(document, 0, sizeof(yaml_document_t)); |
| //} |
| // |
| ///** |
| // * Get a document node. |
| // */ |
| // |
| //YAML_DECLARE(yaml_node_t *) |
| //yaml_document_get_node(yaml_document_t *document, int index) |
| //{ |
| // assert(document); // Non-NULL document object is expected. |
| // |
| // if (index > 0 && document.nodes.start + index <= document.nodes.top) { |
| // return document.nodes.start + index - 1; |
| // } |
| // return NULL; |
| //} |
| // |
| ///** |
| // * Get the root object. |
| // */ |
| // |
| //YAML_DECLARE(yaml_node_t *) |
| //yaml_document_get_root_node(yaml_document_t *document) |
| //{ |
| // assert(document); // Non-NULL document object is expected. |
| // |
| // if (document.nodes.top != document.nodes.start) { |
| // return document.nodes.start; |
| // } |
| // return NULL; |
| //} |
| // |
| ///* |
| // * Add a scalar node to a document. |
| // */ |
| // |
| //YAML_DECLARE(int) |
| //yaml_document_add_scalar(yaml_document_t *document, |
| // yaml_char_t *tag, yaml_char_t *value, int length, |
| // yaml_scalar_style_t style) |
| //{ |
| // struct { |
| // yaml_error_type_t error; |
| // } context; |
| // yaml_mark_t mark = { 0, 0, 0 }; |
| // yaml_char_t *tag_copy = NULL; |
| // yaml_char_t *value_copy = NULL; |
| // yaml_node_t node; |
| // |
| // assert(document); // Non-NULL document object is expected. |
| // assert(value); // Non-NULL value is expected. |
| // |
| // if (!tag) { |
| // tag = (yaml_char_t *)YAML_DEFAULT_SCALAR_TAG; |
| // } |
| // |
| // if (!yaml_check_utf8(tag, strlen((char *)tag))) goto error; |
| // tag_copy = yaml_strdup(tag); |
| // if (!tag_copy) goto error; |
| // |
| // if (length < 0) { |
| // length = strlen((char *)value); |
| // } |
| // |
| // if (!yaml_check_utf8(value, length)) goto error; |
| // value_copy = yaml_malloc(length+1); |
| // if (!value_copy) goto error; |
| // memcpy(value_copy, value, length); |
| // value_copy[length] = '\0'; |
| // |
| // SCALAR_NODE_INIT(node, tag_copy, value_copy, length, style, mark, mark); |
| // if (!PUSH(&context, document.nodes, node)) goto error; |
| // |
| // return document.nodes.top - document.nodes.start; |
| // |
| //error: |
| // yaml_free(tag_copy); |
| // yaml_free(value_copy); |
| // |
| // return 0; |
| //} |
| // |
| ///* |
| // * Add a sequence node to a document. |
| // */ |
| // |
| //YAML_DECLARE(int) |
| //yaml_document_add_sequence(yaml_document_t *document, |
| // yaml_char_t *tag, yaml_sequence_style_t style) |
| //{ |
| // struct { |
| // yaml_error_type_t error; |
| // } context; |
| // yaml_mark_t mark = { 0, 0, 0 }; |
| // yaml_char_t *tag_copy = NULL; |
| // struct { |
| // yaml_node_item_t *start; |
| // yaml_node_item_t *end; |
| // yaml_node_item_t *top; |
| // } items = { NULL, NULL, NULL }; |
| // yaml_node_t node; |
| // |
| // assert(document); // Non-NULL document object is expected. |
| // |
| // if (!tag) { |
| // tag = (yaml_char_t *)YAML_DEFAULT_SEQUENCE_TAG; |
| // } |
| // |
| // if (!yaml_check_utf8(tag, strlen((char *)tag))) goto error; |
| // tag_copy = yaml_strdup(tag); |
| // if (!tag_copy) goto error; |
| // |
| // if (!STACK_INIT(&context, items, INITIAL_STACK_SIZE)) goto error; |
| // |
| // SEQUENCE_NODE_INIT(node, tag_copy, items.start, items.end, |
| // style, mark, mark); |
| // if (!PUSH(&context, document.nodes, node)) goto error; |
| // |
| // return document.nodes.top - document.nodes.start; |
| // |
| //error: |
| // STACK_DEL(&context, items); |
| // yaml_free(tag_copy); |
| // |
| // return 0; |
| //} |
| // |
| ///* |
| // * Add a mapping node to a document. |
| // */ |
| // |
| //YAML_DECLARE(int) |
| //yaml_document_add_mapping(yaml_document_t *document, |
| // yaml_char_t *tag, yaml_mapping_style_t style) |
| //{ |
| // struct { |
| // yaml_error_type_t error; |
| // } context; |
| // yaml_mark_t mark = { 0, 0, 0 }; |
| // yaml_char_t *tag_copy = NULL; |
| // struct { |
| // yaml_node_pair_t *start; |
| // yaml_node_pair_t *end; |
| // yaml_node_pair_t *top; |
| // } pairs = { NULL, NULL, NULL }; |
| // yaml_node_t node; |
| // |
| // assert(document); // Non-NULL document object is expected. |
| // |
| // if (!tag) { |
| // tag = (yaml_char_t *)YAML_DEFAULT_MAPPING_TAG; |
| // } |
| // |
| // if (!yaml_check_utf8(tag, strlen((char *)tag))) goto error; |
| // tag_copy = yaml_strdup(tag); |
| // if (!tag_copy) goto error; |
| // |
| // if (!STACK_INIT(&context, pairs, INITIAL_STACK_SIZE)) goto error; |
| // |
| // MAPPING_NODE_INIT(node, tag_copy, pairs.start, pairs.end, |
| // style, mark, mark); |
| // if (!PUSH(&context, document.nodes, node)) goto error; |
| // |
| // return document.nodes.top - document.nodes.start; |
| // |
| //error: |
| // STACK_DEL(&context, pairs); |
| // yaml_free(tag_copy); |
| // |
| // return 0; |
| //} |
| // |
| ///* |
| // * Append an item to a sequence node. |
| // */ |
| // |
| //YAML_DECLARE(int) |
| //yaml_document_append_sequence_item(yaml_document_t *document, |
| // int sequence, int item) |
| //{ |
| // struct { |
| // yaml_error_type_t error; |
| // } context; |
| // |
| // assert(document); // Non-NULL document is required. |
| // assert(sequence > 0 |
| // && document.nodes.start + sequence <= document.nodes.top); |
| // // Valid sequence id is required. |
| // assert(document.nodes.start[sequence-1].type == YAML_SEQUENCE_NODE); |
| // // A sequence node is required. |
| // assert(item > 0 && document.nodes.start + item <= document.nodes.top); |
| // // Valid item id is required. |
| // |
| // if (!PUSH(&context, |
| // document.nodes.start[sequence-1].data.sequence.items, item)) |
| // return 0; |
| // |
| // return 1; |
| //} |
| // |
| ///* |
| // * Append a pair of a key and a value to a mapping node. |
| // */ |
| // |
| //YAML_DECLARE(int) |
| //yaml_document_append_mapping_pair(yaml_document_t *document, |
| // int mapping, int key, int value) |
| //{ |
| // struct { |
| // yaml_error_type_t error; |
| // } context; |
| // |
| // yaml_node_pair_t pair; |
| // |
| // assert(document); // Non-NULL document is required. |
| // assert(mapping > 0 |
| // && document.nodes.start + mapping <= document.nodes.top); |
| // // Valid mapping id is required. |
| // assert(document.nodes.start[mapping-1].type == YAML_MAPPING_NODE); |
| // // A mapping node is required. |
| // assert(key > 0 && document.nodes.start + key <= document.nodes.top); |
| // // Valid key id is required. |
| // assert(value > 0 && document.nodes.start + value <= document.nodes.top); |
| // // Valid value id is required. |
| // |
| // pair.key = key; |
| // pair.value = value; |
| // |
| // if (!PUSH(&context, |
| // document.nodes.start[mapping-1].data.mapping.pairs, pair)) |
| // return 0; |
| // |
| // return 1; |
| //} |
| // |
| // |