|  | use crate::api::{yaml_free, yaml_malloc, yaml_stack_extend, yaml_strdup}; | 
|  | use crate::externs::{memcpy, memset, strcmp, strlen}; | 
|  | use crate::ops::ForceAdd as _; | 
|  | use crate::scanner::yaml_parser_fetch_more_tokens; | 
|  | use crate::success::{Success, FAIL, OK}; | 
|  | use crate::yaml::{size_t, yaml_char_t}; | 
|  | use crate::{ | 
|  | libc, yaml_event_t, yaml_mark_t, yaml_parser_t, yaml_tag_directive_t, yaml_token_t, | 
|  | yaml_version_directive_t, YAML_ALIAS_EVENT, YAML_ALIAS_TOKEN, YAML_ANCHOR_TOKEN, | 
|  | YAML_BLOCK_END_TOKEN, YAML_BLOCK_ENTRY_TOKEN, YAML_BLOCK_MAPPING_START_TOKEN, | 
|  | YAML_BLOCK_MAPPING_STYLE, YAML_BLOCK_SEQUENCE_START_TOKEN, YAML_BLOCK_SEQUENCE_STYLE, | 
|  | YAML_DOCUMENT_END_EVENT, YAML_DOCUMENT_END_TOKEN, YAML_DOCUMENT_START_EVENT, | 
|  | YAML_DOCUMENT_START_TOKEN, YAML_FLOW_ENTRY_TOKEN, YAML_FLOW_MAPPING_END_TOKEN, | 
|  | YAML_FLOW_MAPPING_START_TOKEN, YAML_FLOW_MAPPING_STYLE, YAML_FLOW_SEQUENCE_END_TOKEN, | 
|  | YAML_FLOW_SEQUENCE_START_TOKEN, YAML_FLOW_SEQUENCE_STYLE, YAML_KEY_TOKEN, | 
|  | YAML_MAPPING_END_EVENT, YAML_MAPPING_START_EVENT, YAML_NO_ERROR, YAML_PARSER_ERROR, | 
|  | YAML_PARSE_BLOCK_MAPPING_FIRST_KEY_STATE, YAML_PARSE_BLOCK_MAPPING_KEY_STATE, | 
|  | YAML_PARSE_BLOCK_MAPPING_VALUE_STATE, YAML_PARSE_BLOCK_NODE_OR_INDENTLESS_SEQUENCE_STATE, | 
|  | YAML_PARSE_BLOCK_NODE_STATE, YAML_PARSE_BLOCK_SEQUENCE_ENTRY_STATE, | 
|  | YAML_PARSE_BLOCK_SEQUENCE_FIRST_ENTRY_STATE, YAML_PARSE_DOCUMENT_CONTENT_STATE, | 
|  | YAML_PARSE_DOCUMENT_END_STATE, YAML_PARSE_DOCUMENT_START_STATE, YAML_PARSE_END_STATE, | 
|  | YAML_PARSE_FLOW_MAPPING_EMPTY_VALUE_STATE, YAML_PARSE_FLOW_MAPPING_FIRST_KEY_STATE, | 
|  | YAML_PARSE_FLOW_MAPPING_KEY_STATE, YAML_PARSE_FLOW_MAPPING_VALUE_STATE, | 
|  | YAML_PARSE_FLOW_NODE_STATE, YAML_PARSE_FLOW_SEQUENCE_ENTRY_MAPPING_END_STATE, | 
|  | YAML_PARSE_FLOW_SEQUENCE_ENTRY_MAPPING_KEY_STATE, | 
|  | YAML_PARSE_FLOW_SEQUENCE_ENTRY_MAPPING_VALUE_STATE, YAML_PARSE_FLOW_SEQUENCE_ENTRY_STATE, | 
|  | YAML_PARSE_FLOW_SEQUENCE_FIRST_ENTRY_STATE, YAML_PARSE_IMPLICIT_DOCUMENT_START_STATE, | 
|  | YAML_PARSE_INDENTLESS_SEQUENCE_ENTRY_STATE, YAML_PARSE_STREAM_START_STATE, | 
|  | YAML_PLAIN_SCALAR_STYLE, YAML_SCALAR_EVENT, YAML_SCALAR_TOKEN, YAML_SEQUENCE_END_EVENT, | 
|  | YAML_SEQUENCE_START_EVENT, YAML_STREAM_END_EVENT, YAML_STREAM_END_TOKEN, | 
|  | YAML_STREAM_START_EVENT, YAML_STREAM_START_TOKEN, YAML_TAG_DIRECTIVE_TOKEN, YAML_TAG_TOKEN, | 
|  | YAML_VALUE_TOKEN, YAML_VERSION_DIRECTIVE_TOKEN, | 
|  | }; | 
|  | use core::mem::size_of; | 
|  | use core::ptr::{self, addr_of_mut}; | 
|  |  | 
|  | unsafe fn PEEK_TOKEN(parser: *mut yaml_parser_t) -> *mut yaml_token_t { | 
|  | if (*parser).token_available || yaml_parser_fetch_more_tokens(parser).ok { | 
|  | (*parser).tokens.head | 
|  | } else { | 
|  | ptr::null_mut::<yaml_token_t>() | 
|  | } | 
|  | } | 
|  |  | 
|  | unsafe fn SKIP_TOKEN(parser: *mut yaml_parser_t) { | 
|  | (*parser).token_available = false; | 
|  | let fresh3 = addr_of_mut!((*parser).tokens_parsed); | 
|  | *fresh3 = (*fresh3).wrapping_add(1); | 
|  | (*parser).stream_end_produced = (*(*parser).tokens.head).type_ == YAML_STREAM_END_TOKEN; | 
|  | let fresh4 = addr_of_mut!((*parser).tokens.head); | 
|  | *fresh4 = (*fresh4).wrapping_offset(1); | 
|  | } | 
|  |  | 
|  | /// Parse the input stream and produce the next parsing event. | 
|  | /// | 
|  | /// Call the function subsequently to produce a sequence of events corresponding | 
|  | /// to the input stream. The initial event has the type YAML_STREAM_START_EVENT | 
|  | /// while the ending event has the type YAML_STREAM_END_EVENT. | 
|  | /// | 
|  | /// An application is responsible for freeing any buffers associated with the | 
|  | /// produced event object using the yaml_event_delete() function. | 
|  | /// | 
|  | /// An application must not alternate the calls of yaml_parser_parse() with the | 
|  | /// calls of yaml_parser_scan() or yaml_parser_load(). Doing this will break the | 
|  | /// parser. | 
|  | pub unsafe fn yaml_parser_parse(parser: *mut yaml_parser_t, event: *mut yaml_event_t) -> Success { | 
|  | __assert!(!parser.is_null()); | 
|  | __assert!(!event.is_null()); | 
|  | memset( | 
|  | event as *mut libc::c_void, | 
|  | 0, | 
|  | size_of::<yaml_event_t>() as libc::c_ulong, | 
|  | ); | 
|  | if (*parser).stream_end_produced | 
|  | || (*parser).error != YAML_NO_ERROR | 
|  | || (*parser).state == YAML_PARSE_END_STATE | 
|  | { | 
|  | return OK; | 
|  | } | 
|  | yaml_parser_state_machine(parser, event) | 
|  | } | 
|  |  | 
|  | unsafe fn yaml_parser_set_parser_error( | 
|  | parser: *mut yaml_parser_t, | 
|  | problem: *const libc::c_char, | 
|  | problem_mark: yaml_mark_t, | 
|  | ) { | 
|  | (*parser).error = YAML_PARSER_ERROR; | 
|  | let fresh0 = addr_of_mut!((*parser).problem); | 
|  | *fresh0 = problem; | 
|  | (*parser).problem_mark = problem_mark; | 
|  | } | 
|  |  | 
|  | unsafe fn yaml_parser_set_parser_error_context( | 
|  | parser: *mut yaml_parser_t, | 
|  | context: *const libc::c_char, | 
|  | context_mark: yaml_mark_t, | 
|  | problem: *const libc::c_char, | 
|  | problem_mark: yaml_mark_t, | 
|  | ) { | 
|  | (*parser).error = YAML_PARSER_ERROR; | 
|  | let fresh1 = addr_of_mut!((*parser).context); | 
|  | *fresh1 = context; | 
|  | (*parser).context_mark = context_mark; | 
|  | let fresh2 = addr_of_mut!((*parser).problem); | 
|  | *fresh2 = problem; | 
|  | (*parser).problem_mark = problem_mark; | 
|  | } | 
|  |  | 
|  | unsafe fn yaml_parser_state_machine( | 
|  | parser: *mut yaml_parser_t, | 
|  | event: *mut yaml_event_t, | 
|  | ) -> Success { | 
|  | match (*parser).state { | 
|  | YAML_PARSE_STREAM_START_STATE => yaml_parser_parse_stream_start(parser, event), | 
|  | YAML_PARSE_IMPLICIT_DOCUMENT_START_STATE => { | 
|  | yaml_parser_parse_document_start(parser, event, true) | 
|  | } | 
|  | YAML_PARSE_DOCUMENT_START_STATE => yaml_parser_parse_document_start(parser, event, false), | 
|  | YAML_PARSE_DOCUMENT_CONTENT_STATE => yaml_parser_parse_document_content(parser, event), | 
|  | YAML_PARSE_DOCUMENT_END_STATE => yaml_parser_parse_document_end(parser, event), | 
|  | YAML_PARSE_BLOCK_NODE_STATE => yaml_parser_parse_node(parser, event, true, false), | 
|  | YAML_PARSE_BLOCK_NODE_OR_INDENTLESS_SEQUENCE_STATE => { | 
|  | yaml_parser_parse_node(parser, event, true, true) | 
|  | } | 
|  | YAML_PARSE_FLOW_NODE_STATE => yaml_parser_parse_node(parser, event, false, false), | 
|  | YAML_PARSE_BLOCK_SEQUENCE_FIRST_ENTRY_STATE => { | 
|  | yaml_parser_parse_block_sequence_entry(parser, event, true) | 
|  | } | 
|  | YAML_PARSE_BLOCK_SEQUENCE_ENTRY_STATE => { | 
|  | yaml_parser_parse_block_sequence_entry(parser, event, false) | 
|  | } | 
|  | YAML_PARSE_INDENTLESS_SEQUENCE_ENTRY_STATE => { | 
|  | yaml_parser_parse_indentless_sequence_entry(parser, event) | 
|  | } | 
|  | YAML_PARSE_BLOCK_MAPPING_FIRST_KEY_STATE => { | 
|  | yaml_parser_parse_block_mapping_key(parser, event, true) | 
|  | } | 
|  | YAML_PARSE_BLOCK_MAPPING_KEY_STATE => { | 
|  | yaml_parser_parse_block_mapping_key(parser, event, false) | 
|  | } | 
|  | YAML_PARSE_BLOCK_MAPPING_VALUE_STATE => { | 
|  | yaml_parser_parse_block_mapping_value(parser, event) | 
|  | } | 
|  | YAML_PARSE_FLOW_SEQUENCE_FIRST_ENTRY_STATE => { | 
|  | yaml_parser_parse_flow_sequence_entry(parser, event, true) | 
|  | } | 
|  | YAML_PARSE_FLOW_SEQUENCE_ENTRY_STATE => { | 
|  | yaml_parser_parse_flow_sequence_entry(parser, event, false) | 
|  | } | 
|  | YAML_PARSE_FLOW_SEQUENCE_ENTRY_MAPPING_KEY_STATE => { | 
|  | yaml_parser_parse_flow_sequence_entry_mapping_key(parser, event) | 
|  | } | 
|  | YAML_PARSE_FLOW_SEQUENCE_ENTRY_MAPPING_VALUE_STATE => { | 
|  | yaml_parser_parse_flow_sequence_entry_mapping_value(parser, event) | 
|  | } | 
|  | YAML_PARSE_FLOW_SEQUENCE_ENTRY_MAPPING_END_STATE => { | 
|  | yaml_parser_parse_flow_sequence_entry_mapping_end(parser, event) | 
|  | } | 
|  | YAML_PARSE_FLOW_MAPPING_FIRST_KEY_STATE => { | 
|  | yaml_parser_parse_flow_mapping_key(parser, event, true) | 
|  | } | 
|  | YAML_PARSE_FLOW_MAPPING_KEY_STATE => { | 
|  | yaml_parser_parse_flow_mapping_key(parser, event, false) | 
|  | } | 
|  | YAML_PARSE_FLOW_MAPPING_VALUE_STATE => { | 
|  | yaml_parser_parse_flow_mapping_value(parser, event, false) | 
|  | } | 
|  | YAML_PARSE_FLOW_MAPPING_EMPTY_VALUE_STATE => { | 
|  | yaml_parser_parse_flow_mapping_value(parser, event, true) | 
|  | } | 
|  | _ => FAIL, | 
|  | } | 
|  | } | 
|  |  | 
|  | unsafe fn yaml_parser_parse_stream_start( | 
|  | parser: *mut yaml_parser_t, | 
|  | event: *mut yaml_event_t, | 
|  | ) -> Success { | 
|  | let token: *mut yaml_token_t = PEEK_TOKEN(parser); | 
|  | if token.is_null() { | 
|  | return FAIL; | 
|  | } | 
|  | if (*token).type_ != YAML_STREAM_START_TOKEN { | 
|  | yaml_parser_set_parser_error( | 
|  | parser, | 
|  | b"did not find expected <stream-start>\0" as *const u8 as *const libc::c_char, | 
|  | (*token).start_mark, | 
|  | ); | 
|  | return FAIL; | 
|  | } | 
|  | (*parser).state = YAML_PARSE_IMPLICIT_DOCUMENT_START_STATE; | 
|  | memset( | 
|  | event as *mut libc::c_void, | 
|  | 0, | 
|  | size_of::<yaml_event_t>() as libc::c_ulong, | 
|  | ); | 
|  | (*event).type_ = YAML_STREAM_START_EVENT; | 
|  | (*event).start_mark = (*token).start_mark; | 
|  | (*event).end_mark = (*token).start_mark; | 
|  | (*event).data.stream_start.encoding = (*token).data.stream_start.encoding; | 
|  | SKIP_TOKEN(parser); | 
|  | OK | 
|  | } | 
|  |  | 
|  | unsafe fn yaml_parser_parse_document_start( | 
|  | parser: *mut yaml_parser_t, | 
|  | event: *mut yaml_event_t, | 
|  | implicit: bool, | 
|  | ) -> Success { | 
|  | let mut token: *mut yaml_token_t; | 
|  | let mut version_directive: *mut yaml_version_directive_t = | 
|  | ptr::null_mut::<yaml_version_directive_t>(); | 
|  | struct TagDirectives { | 
|  | start: *mut yaml_tag_directive_t, | 
|  | end: *mut yaml_tag_directive_t, | 
|  | } | 
|  | let mut tag_directives = TagDirectives { | 
|  | start: ptr::null_mut::<yaml_tag_directive_t>(), | 
|  | end: ptr::null_mut::<yaml_tag_directive_t>(), | 
|  | }; | 
|  | token = PEEK_TOKEN(parser); | 
|  | if token.is_null() { | 
|  | return FAIL; | 
|  | } | 
|  | if !implicit { | 
|  | while (*token).type_ == YAML_DOCUMENT_END_TOKEN { | 
|  | SKIP_TOKEN(parser); | 
|  | token = PEEK_TOKEN(parser); | 
|  | if token.is_null() { | 
|  | return FAIL; | 
|  | } | 
|  | } | 
|  | } | 
|  | if implicit | 
|  | && (*token).type_ != YAML_VERSION_DIRECTIVE_TOKEN | 
|  | && (*token).type_ != YAML_TAG_DIRECTIVE_TOKEN | 
|  | && (*token).type_ != YAML_DOCUMENT_START_TOKEN | 
|  | && (*token).type_ != YAML_STREAM_END_TOKEN | 
|  | { | 
|  | if yaml_parser_process_directives( | 
|  | parser, | 
|  | ptr::null_mut::<*mut yaml_version_directive_t>(), | 
|  | ptr::null_mut::<*mut yaml_tag_directive_t>(), | 
|  | ptr::null_mut::<*mut yaml_tag_directive_t>(), | 
|  | ) | 
|  | .fail | 
|  | { | 
|  | return FAIL; | 
|  | } | 
|  | PUSH!((*parser).states, YAML_PARSE_DOCUMENT_END_STATE); | 
|  | (*parser).state = YAML_PARSE_BLOCK_NODE_STATE; | 
|  | memset( | 
|  | event as *mut libc::c_void, | 
|  | 0, | 
|  | size_of::<yaml_event_t>() as libc::c_ulong, | 
|  | ); | 
|  | (*event).type_ = YAML_DOCUMENT_START_EVENT; | 
|  | (*event).start_mark = (*token).start_mark; | 
|  | (*event).end_mark = (*token).start_mark; | 
|  | let fresh9 = addr_of_mut!((*event).data.document_start.version_directive); | 
|  | *fresh9 = ptr::null_mut::<yaml_version_directive_t>(); | 
|  | let fresh10 = addr_of_mut!((*event).data.document_start.tag_directives.start); | 
|  | *fresh10 = ptr::null_mut::<yaml_tag_directive_t>(); | 
|  | let fresh11 = addr_of_mut!((*event).data.document_start.tag_directives.end); | 
|  | *fresh11 = ptr::null_mut::<yaml_tag_directive_t>(); | 
|  | (*event).data.document_start.implicit = true; | 
|  | OK | 
|  | } else if (*token).type_ != YAML_STREAM_END_TOKEN { | 
|  | let end_mark: yaml_mark_t; | 
|  | let start_mark: yaml_mark_t = (*token).start_mark; | 
|  | if yaml_parser_process_directives( | 
|  | parser, | 
|  | addr_of_mut!(version_directive), | 
|  | addr_of_mut!(tag_directives.start), | 
|  | addr_of_mut!(tag_directives.end), | 
|  | ) | 
|  | .fail | 
|  | { | 
|  | return FAIL; | 
|  | } | 
|  | token = PEEK_TOKEN(parser); | 
|  | if !token.is_null() { | 
|  | if (*token).type_ != YAML_DOCUMENT_START_TOKEN { | 
|  | yaml_parser_set_parser_error( | 
|  | parser, | 
|  | b"did not find expected <document start>\0" as *const u8 as *const libc::c_char, | 
|  | (*token).start_mark, | 
|  | ); | 
|  | } else { | 
|  | PUSH!((*parser).states, YAML_PARSE_DOCUMENT_END_STATE); | 
|  | (*parser).state = YAML_PARSE_DOCUMENT_CONTENT_STATE; | 
|  | end_mark = (*token).end_mark; | 
|  | memset( | 
|  | event as *mut libc::c_void, | 
|  | 0, | 
|  | size_of::<yaml_event_t>() as libc::c_ulong, | 
|  | ); | 
|  | (*event).type_ = YAML_DOCUMENT_START_EVENT; | 
|  | (*event).start_mark = start_mark; | 
|  | (*event).end_mark = end_mark; | 
|  | let fresh14 = addr_of_mut!((*event).data.document_start.version_directive); | 
|  | *fresh14 = version_directive; | 
|  | let fresh15 = addr_of_mut!((*event).data.document_start.tag_directives.start); | 
|  | *fresh15 = tag_directives.start; | 
|  | let fresh16 = addr_of_mut!((*event).data.document_start.tag_directives.end); | 
|  | *fresh16 = tag_directives.end; | 
|  | (*event).data.document_start.implicit = false; | 
|  | SKIP_TOKEN(parser); | 
|  | tag_directives.end = ptr::null_mut::<yaml_tag_directive_t>(); | 
|  | tag_directives.start = tag_directives.end; | 
|  | return OK; | 
|  | } | 
|  | } | 
|  | yaml_free(version_directive as *mut libc::c_void); | 
|  | while tag_directives.start != tag_directives.end { | 
|  | yaml_free((*tag_directives.end.wrapping_offset(-1_isize)).handle as *mut libc::c_void); | 
|  | yaml_free((*tag_directives.end.wrapping_offset(-1_isize)).prefix as *mut libc::c_void); | 
|  | tag_directives.end = tag_directives.end.wrapping_offset(-1); | 
|  | } | 
|  | yaml_free(tag_directives.start as *mut libc::c_void); | 
|  | FAIL | 
|  | } else { | 
|  | (*parser).state = YAML_PARSE_END_STATE; | 
|  | memset( | 
|  | event as *mut libc::c_void, | 
|  | 0, | 
|  | size_of::<yaml_event_t>() as libc::c_ulong, | 
|  | ); | 
|  | (*event).type_ = YAML_STREAM_END_EVENT; | 
|  | (*event).start_mark = (*token).start_mark; | 
|  | (*event).end_mark = (*token).end_mark; | 
|  | SKIP_TOKEN(parser); | 
|  | OK | 
|  | } | 
|  | } | 
|  |  | 
|  | unsafe fn yaml_parser_parse_document_content( | 
|  | parser: *mut yaml_parser_t, | 
|  | event: *mut yaml_event_t, | 
|  | ) -> Success { | 
|  | let token: *mut yaml_token_t = PEEK_TOKEN(parser); | 
|  | if token.is_null() { | 
|  | return FAIL; | 
|  | } | 
|  | if (*token).type_ == YAML_VERSION_DIRECTIVE_TOKEN | 
|  | || (*token).type_ == YAML_TAG_DIRECTIVE_TOKEN | 
|  | || (*token).type_ == YAML_DOCUMENT_START_TOKEN | 
|  | || (*token).type_ == YAML_DOCUMENT_END_TOKEN | 
|  | || (*token).type_ == YAML_STREAM_END_TOKEN | 
|  | { | 
|  | (*parser).state = POP!((*parser).states); | 
|  | yaml_parser_process_empty_scalar(event, (*token).start_mark) | 
|  | } else { | 
|  | yaml_parser_parse_node(parser, event, true, false) | 
|  | } | 
|  | } | 
|  |  | 
|  | unsafe fn yaml_parser_parse_document_end( | 
|  | parser: *mut yaml_parser_t, | 
|  | event: *mut yaml_event_t, | 
|  | ) -> Success { | 
|  | let mut end_mark: yaml_mark_t; | 
|  | let mut implicit = true; | 
|  | let token: *mut yaml_token_t = PEEK_TOKEN(parser); | 
|  | if token.is_null() { | 
|  | return FAIL; | 
|  | } | 
|  | end_mark = (*token).start_mark; | 
|  | let start_mark: yaml_mark_t = end_mark; | 
|  | if (*token).type_ == YAML_DOCUMENT_END_TOKEN { | 
|  | end_mark = (*token).end_mark; | 
|  | SKIP_TOKEN(parser); | 
|  | implicit = false; | 
|  | } | 
|  | while !STACK_EMPTY!((*parser).tag_directives) { | 
|  | let tag_directive = POP!((*parser).tag_directives); | 
|  | yaml_free(tag_directive.handle as *mut libc::c_void); | 
|  | yaml_free(tag_directive.prefix as *mut libc::c_void); | 
|  | } | 
|  | (*parser).state = YAML_PARSE_DOCUMENT_START_STATE; | 
|  | memset( | 
|  | event as *mut libc::c_void, | 
|  | 0, | 
|  | size_of::<yaml_event_t>() as libc::c_ulong, | 
|  | ); | 
|  | (*event).type_ = YAML_DOCUMENT_END_EVENT; | 
|  | (*event).start_mark = start_mark; | 
|  | (*event).end_mark = end_mark; | 
|  | (*event).data.document_end.implicit = implicit; | 
|  | OK | 
|  | } | 
|  |  | 
|  | unsafe fn yaml_parser_parse_node( | 
|  | parser: *mut yaml_parser_t, | 
|  | event: *mut yaml_event_t, | 
|  | block: bool, | 
|  | indentless_sequence: bool, | 
|  | ) -> Success { | 
|  | let mut current_block: u64; | 
|  | let mut token: *mut yaml_token_t; | 
|  | let mut anchor: *mut yaml_char_t = ptr::null_mut::<yaml_char_t>(); | 
|  | let mut tag_handle: *mut yaml_char_t = ptr::null_mut::<yaml_char_t>(); | 
|  | let mut tag_suffix: *mut yaml_char_t = ptr::null_mut::<yaml_char_t>(); | 
|  | let mut tag: *mut yaml_char_t = ptr::null_mut::<yaml_char_t>(); | 
|  | let mut start_mark: yaml_mark_t; | 
|  | let mut end_mark: yaml_mark_t; | 
|  | let mut tag_mark = yaml_mark_t { | 
|  | index: 0, | 
|  | line: 0, | 
|  | column: 0, | 
|  | }; | 
|  | let implicit; | 
|  | token = PEEK_TOKEN(parser); | 
|  | if token.is_null() { | 
|  | return FAIL; | 
|  | } | 
|  | if (*token).type_ == YAML_ALIAS_TOKEN { | 
|  | (*parser).state = POP!((*parser).states); | 
|  | memset( | 
|  | event as *mut libc::c_void, | 
|  | 0, | 
|  | size_of::<yaml_event_t>() as libc::c_ulong, | 
|  | ); | 
|  | (*event).type_ = YAML_ALIAS_EVENT; | 
|  | (*event).start_mark = (*token).start_mark; | 
|  | (*event).end_mark = (*token).end_mark; | 
|  | let fresh26 = addr_of_mut!((*event).data.alias.anchor); | 
|  | *fresh26 = (*token).data.alias.value; | 
|  | SKIP_TOKEN(parser); | 
|  | OK | 
|  | } else { | 
|  | end_mark = (*token).start_mark; | 
|  | start_mark = end_mark; | 
|  | if (*token).type_ == YAML_ANCHOR_TOKEN { | 
|  | anchor = (*token).data.anchor.value; | 
|  | start_mark = (*token).start_mark; | 
|  | end_mark = (*token).end_mark; | 
|  | SKIP_TOKEN(parser); | 
|  | token = PEEK_TOKEN(parser); | 
|  | if token.is_null() { | 
|  | current_block = 17786380918591080555; | 
|  | } else if (*token).type_ == YAML_TAG_TOKEN { | 
|  | tag_handle = (*token).data.tag.handle; | 
|  | tag_suffix = (*token).data.tag.suffix; | 
|  | tag_mark = (*token).start_mark; | 
|  | end_mark = (*token).end_mark; | 
|  | SKIP_TOKEN(parser); | 
|  | token = PEEK_TOKEN(parser); | 
|  | if token.is_null() { | 
|  | current_block = 17786380918591080555; | 
|  | } else { | 
|  | current_block = 11743904203796629665; | 
|  | } | 
|  | } else { | 
|  | current_block = 11743904203796629665; | 
|  | } | 
|  | } else if (*token).type_ == YAML_TAG_TOKEN { | 
|  | tag_handle = (*token).data.tag.handle; | 
|  | tag_suffix = (*token).data.tag.suffix; | 
|  | tag_mark = (*token).start_mark; | 
|  | start_mark = tag_mark; | 
|  | end_mark = (*token).end_mark; | 
|  | SKIP_TOKEN(parser); | 
|  | token = PEEK_TOKEN(parser); | 
|  | if token.is_null() { | 
|  | current_block = 17786380918591080555; | 
|  | } else if (*token).type_ == YAML_ANCHOR_TOKEN { | 
|  | anchor = (*token).data.anchor.value; | 
|  | end_mark = (*token).end_mark; | 
|  | SKIP_TOKEN(parser); | 
|  | token = PEEK_TOKEN(parser); | 
|  | if token.is_null() { | 
|  | current_block = 17786380918591080555; | 
|  | } else { | 
|  | current_block = 11743904203796629665; | 
|  | } | 
|  | } else { | 
|  | current_block = 11743904203796629665; | 
|  | } | 
|  | } else { | 
|  | current_block = 11743904203796629665; | 
|  | } | 
|  | if current_block == 11743904203796629665 { | 
|  | if !tag_handle.is_null() { | 
|  | if *tag_handle == 0 { | 
|  | tag = tag_suffix; | 
|  | yaml_free(tag_handle as *mut libc::c_void); | 
|  | tag_suffix = ptr::null_mut::<yaml_char_t>(); | 
|  | tag_handle = tag_suffix; | 
|  | current_block = 9437013279121998969; | 
|  | } else { | 
|  | let mut tag_directive: *mut yaml_tag_directive_t; | 
|  | tag_directive = (*parser).tag_directives.start; | 
|  | loop { | 
|  | if !(tag_directive != (*parser).tag_directives.top) { | 
|  | current_block = 17728966195399430138; | 
|  | break; | 
|  | } | 
|  | if strcmp( | 
|  | (*tag_directive).handle as *mut libc::c_char, | 
|  | tag_handle as *mut libc::c_char, | 
|  | ) == 0 | 
|  | { | 
|  | let prefix_len: size_t = | 
|  | strlen((*tag_directive).prefix as *mut libc::c_char); | 
|  | let suffix_len: size_t = strlen(tag_suffix as *mut libc::c_char); | 
|  | tag = yaml_malloc(prefix_len.force_add(suffix_len).force_add(1_u64)) | 
|  | as *mut yaml_char_t; | 
|  | memcpy( | 
|  | tag as *mut libc::c_void, | 
|  | (*tag_directive).prefix as *const libc::c_void, | 
|  | prefix_len, | 
|  | ); | 
|  | memcpy( | 
|  | tag.wrapping_offset(prefix_len as isize) as *mut libc::c_void, | 
|  | tag_suffix as *const libc::c_void, | 
|  | suffix_len, | 
|  | ); | 
|  | *tag.wrapping_offset(prefix_len.force_add(suffix_len) as isize) = b'\0'; | 
|  | yaml_free(tag_handle as *mut libc::c_void); | 
|  | yaml_free(tag_suffix as *mut libc::c_void); | 
|  | tag_suffix = ptr::null_mut::<yaml_char_t>(); | 
|  | tag_handle = tag_suffix; | 
|  | current_block = 17728966195399430138; | 
|  | break; | 
|  | } else { | 
|  | tag_directive = tag_directive.wrapping_offset(1); | 
|  | } | 
|  | } | 
|  | if current_block != 17786380918591080555 { | 
|  | if tag.is_null() { | 
|  | yaml_parser_set_parser_error_context( | 
|  | parser, | 
|  | b"while parsing a node\0" as *const u8 as *const libc::c_char, | 
|  | start_mark, | 
|  | b"found undefined tag handle\0" as *const u8 as *const libc::c_char, | 
|  | tag_mark, | 
|  | ); | 
|  | current_block = 17786380918591080555; | 
|  | } else { | 
|  | current_block = 9437013279121998969; | 
|  | } | 
|  | } | 
|  | } | 
|  | } else { | 
|  | current_block = 9437013279121998969; | 
|  | } | 
|  | if current_block != 17786380918591080555 { | 
|  | implicit = tag.is_null() || *tag == 0; | 
|  | if indentless_sequence && (*token).type_ == YAML_BLOCK_ENTRY_TOKEN { | 
|  | end_mark = (*token).end_mark; | 
|  | (*parser).state = YAML_PARSE_INDENTLESS_SEQUENCE_ENTRY_STATE; | 
|  | memset( | 
|  | event as *mut libc::c_void, | 
|  | 0, | 
|  | size_of::<yaml_event_t>() as libc::c_ulong, | 
|  | ); | 
|  | (*event).type_ = YAML_SEQUENCE_START_EVENT; | 
|  | (*event).start_mark = start_mark; | 
|  | (*event).end_mark = end_mark; | 
|  | let fresh37 = addr_of_mut!((*event).data.sequence_start.anchor); | 
|  | *fresh37 = anchor; | 
|  | let fresh38 = addr_of_mut!((*event).data.sequence_start.tag); | 
|  | *fresh38 = tag; | 
|  | (*event).data.sequence_start.implicit = implicit; | 
|  | (*event).data.sequence_start.style = YAML_BLOCK_SEQUENCE_STYLE; | 
|  | return OK; | 
|  | } else if (*token).type_ == YAML_SCALAR_TOKEN { | 
|  | let mut plain_implicit = false; | 
|  | let mut quoted_implicit = false; | 
|  | end_mark = (*token).end_mark; | 
|  | if (*token).data.scalar.style == YAML_PLAIN_SCALAR_STYLE && tag.is_null() | 
|  | || !tag.is_null() | 
|  | && strcmp( | 
|  | tag as *mut libc::c_char, | 
|  | b"!\0" as *const u8 as *const libc::c_char, | 
|  | ) == 0 | 
|  | { | 
|  | plain_implicit = true; | 
|  | } else if tag.is_null() { | 
|  | quoted_implicit = true; | 
|  | } | 
|  | (*parser).state = POP!((*parser).states); | 
|  | memset( | 
|  | event as *mut libc::c_void, | 
|  | 0, | 
|  | size_of::<yaml_event_t>() as libc::c_ulong, | 
|  | ); | 
|  | (*event).type_ = YAML_SCALAR_EVENT; | 
|  | (*event).start_mark = start_mark; | 
|  | (*event).end_mark = end_mark; | 
|  | let fresh40 = addr_of_mut!((*event).data.scalar.anchor); | 
|  | *fresh40 = anchor; | 
|  | let fresh41 = addr_of_mut!((*event).data.scalar.tag); | 
|  | *fresh41 = tag; | 
|  | let fresh42 = addr_of_mut!((*event).data.scalar.value); | 
|  | *fresh42 = (*token).data.scalar.value; | 
|  | (*event).data.scalar.length = (*token).data.scalar.length; | 
|  | (*event).data.scalar.plain_implicit = plain_implicit; | 
|  | (*event).data.scalar.quoted_implicit = quoted_implicit; | 
|  | (*event).data.scalar.style = (*token).data.scalar.style; | 
|  | SKIP_TOKEN(parser); | 
|  | return OK; | 
|  | } else if (*token).type_ == YAML_FLOW_SEQUENCE_START_TOKEN { | 
|  | end_mark = (*token).end_mark; | 
|  | (*parser).state = YAML_PARSE_FLOW_SEQUENCE_FIRST_ENTRY_STATE; | 
|  | memset( | 
|  | event as *mut libc::c_void, | 
|  | 0, | 
|  | size_of::<yaml_event_t>() as libc::c_ulong, | 
|  | ); | 
|  | (*event).type_ = YAML_SEQUENCE_START_EVENT; | 
|  | (*event).start_mark = start_mark; | 
|  | (*event).end_mark = end_mark; | 
|  | let fresh45 = addr_of_mut!((*event).data.sequence_start.anchor); | 
|  | *fresh45 = anchor; | 
|  | let fresh46 = addr_of_mut!((*event).data.sequence_start.tag); | 
|  | *fresh46 = tag; | 
|  | (*event).data.sequence_start.implicit = implicit; | 
|  | (*event).data.sequence_start.style = YAML_FLOW_SEQUENCE_STYLE; | 
|  | return OK; | 
|  | } else if (*token).type_ == YAML_FLOW_MAPPING_START_TOKEN { | 
|  | end_mark = (*token).end_mark; | 
|  | (*parser).state = YAML_PARSE_FLOW_MAPPING_FIRST_KEY_STATE; | 
|  | memset( | 
|  | event as *mut libc::c_void, | 
|  | 0, | 
|  | size_of::<yaml_event_t>() as libc::c_ulong, | 
|  | ); | 
|  | (*event).type_ = YAML_MAPPING_START_EVENT; | 
|  | (*event).start_mark = start_mark; | 
|  | (*event).end_mark = end_mark; | 
|  | let fresh47 = addr_of_mut!((*event).data.mapping_start.anchor); | 
|  | *fresh47 = anchor; | 
|  | let fresh48 = addr_of_mut!((*event).data.mapping_start.tag); | 
|  | *fresh48 = tag; | 
|  | (*event).data.mapping_start.implicit = implicit; | 
|  | (*event).data.mapping_start.style = YAML_FLOW_MAPPING_STYLE; | 
|  | return OK; | 
|  | } else if block && (*token).type_ == YAML_BLOCK_SEQUENCE_START_TOKEN { | 
|  | end_mark = (*token).end_mark; | 
|  | (*parser).state = YAML_PARSE_BLOCK_SEQUENCE_FIRST_ENTRY_STATE; | 
|  | memset( | 
|  | event as *mut libc::c_void, | 
|  | 0, | 
|  | size_of::<yaml_event_t>() as libc::c_ulong, | 
|  | ); | 
|  | (*event).type_ = YAML_SEQUENCE_START_EVENT; | 
|  | (*event).start_mark = start_mark; | 
|  | (*event).end_mark = end_mark; | 
|  | let fresh49 = addr_of_mut!((*event).data.sequence_start.anchor); | 
|  | *fresh49 = anchor; | 
|  | let fresh50 = addr_of_mut!((*event).data.sequence_start.tag); | 
|  | *fresh50 = tag; | 
|  | (*event).data.sequence_start.implicit = implicit; | 
|  | (*event).data.sequence_start.style = YAML_BLOCK_SEQUENCE_STYLE; | 
|  | return OK; | 
|  | } else if block && (*token).type_ == YAML_BLOCK_MAPPING_START_TOKEN { | 
|  | end_mark = (*token).end_mark; | 
|  | (*parser).state = YAML_PARSE_BLOCK_MAPPING_FIRST_KEY_STATE; | 
|  | memset( | 
|  | event as *mut libc::c_void, | 
|  | 0, | 
|  | size_of::<yaml_event_t>() as libc::c_ulong, | 
|  | ); | 
|  | (*event).type_ = YAML_MAPPING_START_EVENT; | 
|  | (*event).start_mark = start_mark; | 
|  | (*event).end_mark = end_mark; | 
|  | let fresh51 = addr_of_mut!((*event).data.mapping_start.anchor); | 
|  | *fresh51 = anchor; | 
|  | let fresh52 = addr_of_mut!((*event).data.mapping_start.tag); | 
|  | *fresh52 = tag; | 
|  | (*event).data.mapping_start.implicit = implicit; | 
|  | (*event).data.mapping_start.style = YAML_BLOCK_MAPPING_STYLE; | 
|  | return OK; | 
|  | } else if !anchor.is_null() || !tag.is_null() { | 
|  | let value: *mut yaml_char_t = yaml_malloc(1_u64) as *mut yaml_char_t; | 
|  | *value = b'\0'; | 
|  | (*parser).state = POP!((*parser).states); | 
|  | memset( | 
|  | event as *mut libc::c_void, | 
|  | 0, | 
|  | size_of::<yaml_event_t>() as libc::c_ulong, | 
|  | ); | 
|  | (*event).type_ = YAML_SCALAR_EVENT; | 
|  | (*event).start_mark = start_mark; | 
|  | (*event).end_mark = end_mark; | 
|  | let fresh54 = addr_of_mut!((*event).data.scalar.anchor); | 
|  | *fresh54 = anchor; | 
|  | let fresh55 = addr_of_mut!((*event).data.scalar.tag); | 
|  | *fresh55 = tag; | 
|  | let fresh56 = addr_of_mut!((*event).data.scalar.value); | 
|  | *fresh56 = value; | 
|  | (*event).data.scalar.length = 0_u64; | 
|  | (*event).data.scalar.plain_implicit = implicit; | 
|  | (*event).data.scalar.quoted_implicit = false; | 
|  | (*event).data.scalar.style = YAML_PLAIN_SCALAR_STYLE; | 
|  | return OK; | 
|  | } else { | 
|  | yaml_parser_set_parser_error_context( | 
|  | parser, | 
|  | if block { | 
|  | b"while parsing a block node\0" as *const u8 as *const libc::c_char | 
|  | } else { | 
|  | b"while parsing a flow node\0" as *const u8 as *const libc::c_char | 
|  | }, | 
|  | start_mark, | 
|  | b"did not find expected node content\0" as *const u8 as *const libc::c_char, | 
|  | (*token).start_mark, | 
|  | ); | 
|  | } | 
|  | } | 
|  | } | 
|  | yaml_free(anchor as *mut libc::c_void); | 
|  | yaml_free(tag_handle as *mut libc::c_void); | 
|  | yaml_free(tag_suffix as *mut libc::c_void); | 
|  | yaml_free(tag as *mut libc::c_void); | 
|  | FAIL | 
|  | } | 
|  | } | 
|  |  | 
|  | unsafe fn yaml_parser_parse_block_sequence_entry( | 
|  | parser: *mut yaml_parser_t, | 
|  | event: *mut yaml_event_t, | 
|  | first: bool, | 
|  | ) -> Success { | 
|  | let mut token: *mut yaml_token_t; | 
|  | if first { | 
|  | token = PEEK_TOKEN(parser); | 
|  | PUSH!((*parser).marks, (*token).start_mark); | 
|  | SKIP_TOKEN(parser); | 
|  | } | 
|  | token = PEEK_TOKEN(parser); | 
|  | if token.is_null() { | 
|  | return FAIL; | 
|  | } | 
|  | if (*token).type_ == YAML_BLOCK_ENTRY_TOKEN { | 
|  | let mark: yaml_mark_t = (*token).end_mark; | 
|  | SKIP_TOKEN(parser); | 
|  | token = PEEK_TOKEN(parser); | 
|  | if token.is_null() { | 
|  | return FAIL; | 
|  | } | 
|  | if (*token).type_ != YAML_BLOCK_ENTRY_TOKEN && (*token).type_ != YAML_BLOCK_END_TOKEN { | 
|  | PUSH!((*parser).states, YAML_PARSE_BLOCK_SEQUENCE_ENTRY_STATE); | 
|  | yaml_parser_parse_node(parser, event, true, false) | 
|  | } else { | 
|  | (*parser).state = YAML_PARSE_BLOCK_SEQUENCE_ENTRY_STATE; | 
|  | yaml_parser_process_empty_scalar(event, mark) | 
|  | } | 
|  | } else if (*token).type_ == YAML_BLOCK_END_TOKEN { | 
|  | (*parser).state = POP!((*parser).states); | 
|  | let _ = POP!((*parser).marks); | 
|  | memset( | 
|  | event as *mut libc::c_void, | 
|  | 0, | 
|  | size_of::<yaml_event_t>() as libc::c_ulong, | 
|  | ); | 
|  | (*event).type_ = YAML_SEQUENCE_END_EVENT; | 
|  | (*event).start_mark = (*token).start_mark; | 
|  | (*event).end_mark = (*token).end_mark; | 
|  | SKIP_TOKEN(parser); | 
|  | OK | 
|  | } else { | 
|  | yaml_parser_set_parser_error_context( | 
|  | parser, | 
|  | b"while parsing a block collection\0" as *const u8 as *const libc::c_char, | 
|  | POP!((*parser).marks), | 
|  | b"did not find expected '-' indicator\0" as *const u8 as *const libc::c_char, | 
|  | (*token).start_mark, | 
|  | ); | 
|  | FAIL | 
|  | } | 
|  | } | 
|  |  | 
|  | unsafe fn yaml_parser_parse_indentless_sequence_entry( | 
|  | parser: *mut yaml_parser_t, | 
|  | event: *mut yaml_event_t, | 
|  | ) -> Success { | 
|  | let mut token: *mut yaml_token_t; | 
|  | token = PEEK_TOKEN(parser); | 
|  | if token.is_null() { | 
|  | return FAIL; | 
|  | } | 
|  | if (*token).type_ == YAML_BLOCK_ENTRY_TOKEN { | 
|  | let mark: yaml_mark_t = (*token).end_mark; | 
|  | SKIP_TOKEN(parser); | 
|  | token = PEEK_TOKEN(parser); | 
|  | if token.is_null() { | 
|  | return FAIL; | 
|  | } | 
|  | if (*token).type_ != YAML_BLOCK_ENTRY_TOKEN | 
|  | && (*token).type_ != YAML_KEY_TOKEN | 
|  | && (*token).type_ != YAML_VALUE_TOKEN | 
|  | && (*token).type_ != YAML_BLOCK_END_TOKEN | 
|  | { | 
|  | PUSH!((*parser).states, YAML_PARSE_INDENTLESS_SEQUENCE_ENTRY_STATE); | 
|  | yaml_parser_parse_node(parser, event, true, false) | 
|  | } else { | 
|  | (*parser).state = YAML_PARSE_INDENTLESS_SEQUENCE_ENTRY_STATE; | 
|  | yaml_parser_process_empty_scalar(event, mark) | 
|  | } | 
|  | } else { | 
|  | (*parser).state = POP!((*parser).states); | 
|  | memset( | 
|  | event as *mut libc::c_void, | 
|  | 0, | 
|  | size_of::<yaml_event_t>() as libc::c_ulong, | 
|  | ); | 
|  | (*event).type_ = YAML_SEQUENCE_END_EVENT; | 
|  | (*event).start_mark = (*token).start_mark; | 
|  | (*event).end_mark = (*token).start_mark; | 
|  | OK | 
|  | } | 
|  | } | 
|  |  | 
|  | unsafe fn yaml_parser_parse_block_mapping_key( | 
|  | parser: *mut yaml_parser_t, | 
|  | event: *mut yaml_event_t, | 
|  | first: bool, | 
|  | ) -> Success { | 
|  | let mut token: *mut yaml_token_t; | 
|  | if first { | 
|  | token = PEEK_TOKEN(parser); | 
|  | PUSH!((*parser).marks, (*token).start_mark); | 
|  | SKIP_TOKEN(parser); | 
|  | } | 
|  | token = PEEK_TOKEN(parser); | 
|  | if token.is_null() { | 
|  | return FAIL; | 
|  | } | 
|  | if (*token).type_ == YAML_KEY_TOKEN { | 
|  | let mark: yaml_mark_t = (*token).end_mark; | 
|  | SKIP_TOKEN(parser); | 
|  | token = PEEK_TOKEN(parser); | 
|  | if token.is_null() { | 
|  | return FAIL; | 
|  | } | 
|  | if (*token).type_ != YAML_KEY_TOKEN | 
|  | && (*token).type_ != YAML_VALUE_TOKEN | 
|  | && (*token).type_ != YAML_BLOCK_END_TOKEN | 
|  | { | 
|  | PUSH!((*parser).states, YAML_PARSE_BLOCK_MAPPING_VALUE_STATE); | 
|  | yaml_parser_parse_node(parser, event, true, true) | 
|  | } else { | 
|  | (*parser).state = YAML_PARSE_BLOCK_MAPPING_VALUE_STATE; | 
|  | yaml_parser_process_empty_scalar(event, mark) | 
|  | } | 
|  | } else if (*token).type_ == YAML_BLOCK_END_TOKEN { | 
|  | (*parser).state = POP!((*parser).states); | 
|  | let _ = POP!((*parser).marks); | 
|  | memset( | 
|  | event as *mut libc::c_void, | 
|  | 0, | 
|  | size_of::<yaml_event_t>() as libc::c_ulong, | 
|  | ); | 
|  | (*event).type_ = YAML_MAPPING_END_EVENT; | 
|  | (*event).start_mark = (*token).start_mark; | 
|  | (*event).end_mark = (*token).end_mark; | 
|  | SKIP_TOKEN(parser); | 
|  | OK | 
|  | } else { | 
|  | yaml_parser_set_parser_error_context( | 
|  | parser, | 
|  | b"while parsing a block mapping\0" as *const u8 as *const libc::c_char, | 
|  | POP!((*parser).marks), | 
|  | b"did not find expected key\0" as *const u8 as *const libc::c_char, | 
|  | (*token).start_mark, | 
|  | ); | 
|  | FAIL | 
|  | } | 
|  | } | 
|  |  | 
|  | unsafe fn yaml_parser_parse_block_mapping_value( | 
|  | parser: *mut yaml_parser_t, | 
|  | event: *mut yaml_event_t, | 
|  | ) -> Success { | 
|  | let mut token: *mut yaml_token_t; | 
|  | token = PEEK_TOKEN(parser); | 
|  | if token.is_null() { | 
|  | return FAIL; | 
|  | } | 
|  | if (*token).type_ == YAML_VALUE_TOKEN { | 
|  | let mark: yaml_mark_t = (*token).end_mark; | 
|  | SKIP_TOKEN(parser); | 
|  | token = PEEK_TOKEN(parser); | 
|  | if token.is_null() { | 
|  | return FAIL; | 
|  | } | 
|  | if (*token).type_ != YAML_KEY_TOKEN | 
|  | && (*token).type_ != YAML_VALUE_TOKEN | 
|  | && (*token).type_ != YAML_BLOCK_END_TOKEN | 
|  | { | 
|  | PUSH!((*parser).states, YAML_PARSE_BLOCK_MAPPING_KEY_STATE); | 
|  | yaml_parser_parse_node(parser, event, true, true) | 
|  | } else { | 
|  | (*parser).state = YAML_PARSE_BLOCK_MAPPING_KEY_STATE; | 
|  | yaml_parser_process_empty_scalar(event, mark) | 
|  | } | 
|  | } else { | 
|  | (*parser).state = YAML_PARSE_BLOCK_MAPPING_KEY_STATE; | 
|  | yaml_parser_process_empty_scalar(event, (*token).start_mark) | 
|  | } | 
|  | } | 
|  |  | 
|  | unsafe fn yaml_parser_parse_flow_sequence_entry( | 
|  | parser: *mut yaml_parser_t, | 
|  | event: *mut yaml_event_t, | 
|  | first: bool, | 
|  | ) -> Success { | 
|  | let mut token: *mut yaml_token_t; | 
|  | if first { | 
|  | token = PEEK_TOKEN(parser); | 
|  | PUSH!((*parser).marks, (*token).start_mark); | 
|  | SKIP_TOKEN(parser); | 
|  | } | 
|  | token = PEEK_TOKEN(parser); | 
|  | if token.is_null() { | 
|  | return FAIL; | 
|  | } | 
|  | if (*token).type_ != YAML_FLOW_SEQUENCE_END_TOKEN { | 
|  | if !first { | 
|  | if (*token).type_ == YAML_FLOW_ENTRY_TOKEN { | 
|  | SKIP_TOKEN(parser); | 
|  | token = PEEK_TOKEN(parser); | 
|  | if token.is_null() { | 
|  | return FAIL; | 
|  | } | 
|  | } else { | 
|  | yaml_parser_set_parser_error_context( | 
|  | parser, | 
|  | b"while parsing a flow sequence\0" as *const u8 as *const libc::c_char, | 
|  | POP!((*parser).marks), | 
|  | b"did not find expected ',' or ']'\0" as *const u8 as *const libc::c_char, | 
|  | (*token).start_mark, | 
|  | ); | 
|  | return FAIL; | 
|  | } | 
|  | } | 
|  | if (*token).type_ == YAML_KEY_TOKEN { | 
|  | (*parser).state = YAML_PARSE_FLOW_SEQUENCE_ENTRY_MAPPING_KEY_STATE; | 
|  | memset( | 
|  | event as *mut libc::c_void, | 
|  | 0, | 
|  | size_of::<yaml_event_t>() as libc::c_ulong, | 
|  | ); | 
|  | (*event).type_ = YAML_MAPPING_START_EVENT; | 
|  | (*event).start_mark = (*token).start_mark; | 
|  | (*event).end_mark = (*token).end_mark; | 
|  | let fresh99 = addr_of_mut!((*event).data.mapping_start.anchor); | 
|  | *fresh99 = ptr::null_mut::<yaml_char_t>(); | 
|  | let fresh100 = addr_of_mut!((*event).data.mapping_start.tag); | 
|  | *fresh100 = ptr::null_mut::<yaml_char_t>(); | 
|  | (*event).data.mapping_start.implicit = true; | 
|  | (*event).data.mapping_start.style = YAML_FLOW_MAPPING_STYLE; | 
|  | SKIP_TOKEN(parser); | 
|  | return OK; | 
|  | } else if (*token).type_ != YAML_FLOW_SEQUENCE_END_TOKEN { | 
|  | PUSH!((*parser).states, YAML_PARSE_FLOW_SEQUENCE_ENTRY_STATE); | 
|  | return yaml_parser_parse_node(parser, event, false, false); | 
|  | } | 
|  | } | 
|  | (*parser).state = POP!((*parser).states); | 
|  | let _ = POP!((*parser).marks); | 
|  | memset( | 
|  | event as *mut libc::c_void, | 
|  | 0, | 
|  | size_of::<yaml_event_t>() as libc::c_ulong, | 
|  | ); | 
|  | (*event).type_ = YAML_SEQUENCE_END_EVENT; | 
|  | (*event).start_mark = (*token).start_mark; | 
|  | (*event).end_mark = (*token).end_mark; | 
|  | SKIP_TOKEN(parser); | 
|  | OK | 
|  | } | 
|  |  | 
|  | unsafe fn yaml_parser_parse_flow_sequence_entry_mapping_key( | 
|  | parser: *mut yaml_parser_t, | 
|  | event: *mut yaml_event_t, | 
|  | ) -> Success { | 
|  | let token: *mut yaml_token_t = PEEK_TOKEN(parser); | 
|  | if token.is_null() { | 
|  | return FAIL; | 
|  | } | 
|  | if (*token).type_ != YAML_VALUE_TOKEN | 
|  | && (*token).type_ != YAML_FLOW_ENTRY_TOKEN | 
|  | && (*token).type_ != YAML_FLOW_SEQUENCE_END_TOKEN | 
|  | { | 
|  | PUSH!( | 
|  | (*parser).states, | 
|  | YAML_PARSE_FLOW_SEQUENCE_ENTRY_MAPPING_VALUE_STATE | 
|  | ); | 
|  | yaml_parser_parse_node(parser, event, false, false) | 
|  | } else { | 
|  | let mark: yaml_mark_t = (*token).end_mark; | 
|  | SKIP_TOKEN(parser); | 
|  | (*parser).state = YAML_PARSE_FLOW_SEQUENCE_ENTRY_MAPPING_VALUE_STATE; | 
|  | yaml_parser_process_empty_scalar(event, mark) | 
|  | } | 
|  | } | 
|  |  | 
|  | unsafe fn yaml_parser_parse_flow_sequence_entry_mapping_value( | 
|  | parser: *mut yaml_parser_t, | 
|  | event: *mut yaml_event_t, | 
|  | ) -> Success { | 
|  | let mut token: *mut yaml_token_t; | 
|  | token = PEEK_TOKEN(parser); | 
|  | if token.is_null() { | 
|  | return FAIL; | 
|  | } | 
|  | if (*token).type_ == YAML_VALUE_TOKEN { | 
|  | SKIP_TOKEN(parser); | 
|  | token = PEEK_TOKEN(parser); | 
|  | if token.is_null() { | 
|  | return FAIL; | 
|  | } | 
|  | if (*token).type_ != YAML_FLOW_ENTRY_TOKEN && (*token).type_ != YAML_FLOW_SEQUENCE_END_TOKEN | 
|  | { | 
|  | PUSH!( | 
|  | (*parser).states, | 
|  | YAML_PARSE_FLOW_SEQUENCE_ENTRY_MAPPING_END_STATE | 
|  | ); | 
|  | return yaml_parser_parse_node(parser, event, false, false); | 
|  | } | 
|  | } | 
|  | (*parser).state = YAML_PARSE_FLOW_SEQUENCE_ENTRY_MAPPING_END_STATE; | 
|  | yaml_parser_process_empty_scalar(event, (*token).start_mark) | 
|  | } | 
|  |  | 
|  | unsafe fn yaml_parser_parse_flow_sequence_entry_mapping_end( | 
|  | parser: *mut yaml_parser_t, | 
|  | event: *mut yaml_event_t, | 
|  | ) -> Success { | 
|  | let token: *mut yaml_token_t = PEEK_TOKEN(parser); | 
|  | if token.is_null() { | 
|  | return FAIL; | 
|  | } | 
|  | (*parser).state = YAML_PARSE_FLOW_SEQUENCE_ENTRY_STATE; | 
|  | memset( | 
|  | event as *mut libc::c_void, | 
|  | 0, | 
|  | size_of::<yaml_event_t>() as libc::c_ulong, | 
|  | ); | 
|  | (*event).type_ = YAML_MAPPING_END_EVENT; | 
|  | (*event).start_mark = (*token).start_mark; | 
|  | (*event).end_mark = (*token).start_mark; | 
|  | OK | 
|  | } | 
|  |  | 
|  | unsafe fn yaml_parser_parse_flow_mapping_key( | 
|  | parser: *mut yaml_parser_t, | 
|  | event: *mut yaml_event_t, | 
|  | first: bool, | 
|  | ) -> Success { | 
|  | let mut token: *mut yaml_token_t; | 
|  | if first { | 
|  | token = PEEK_TOKEN(parser); | 
|  | PUSH!((*parser).marks, (*token).start_mark); | 
|  | SKIP_TOKEN(parser); | 
|  | } | 
|  | token = PEEK_TOKEN(parser); | 
|  | if token.is_null() { | 
|  | return FAIL; | 
|  | } | 
|  | if (*token).type_ != YAML_FLOW_MAPPING_END_TOKEN { | 
|  | if !first { | 
|  | if (*token).type_ == YAML_FLOW_ENTRY_TOKEN { | 
|  | SKIP_TOKEN(parser); | 
|  | token = PEEK_TOKEN(parser); | 
|  | if token.is_null() { | 
|  | return FAIL; | 
|  | } | 
|  | } else { | 
|  | yaml_parser_set_parser_error_context( | 
|  | parser, | 
|  | b"while parsing a flow mapping\0" as *const u8 as *const libc::c_char, | 
|  | POP!((*parser).marks), | 
|  | b"did not find expected ',' or '}'\0" as *const u8 as *const libc::c_char, | 
|  | (*token).start_mark, | 
|  | ); | 
|  | return FAIL; | 
|  | } | 
|  | } | 
|  | if (*token).type_ == YAML_KEY_TOKEN { | 
|  | SKIP_TOKEN(parser); | 
|  | token = PEEK_TOKEN(parser); | 
|  | if token.is_null() { | 
|  | return FAIL; | 
|  | } | 
|  | if (*token).type_ != YAML_VALUE_TOKEN | 
|  | && (*token).type_ != YAML_FLOW_ENTRY_TOKEN | 
|  | && (*token).type_ != YAML_FLOW_MAPPING_END_TOKEN | 
|  | { | 
|  | PUSH!((*parser).states, YAML_PARSE_FLOW_MAPPING_VALUE_STATE); | 
|  | return yaml_parser_parse_node(parser, event, false, false); | 
|  | } else { | 
|  | (*parser).state = YAML_PARSE_FLOW_MAPPING_VALUE_STATE; | 
|  | return yaml_parser_process_empty_scalar(event, (*token).start_mark); | 
|  | } | 
|  | } else if (*token).type_ != YAML_FLOW_MAPPING_END_TOKEN { | 
|  | PUSH!((*parser).states, YAML_PARSE_FLOW_MAPPING_EMPTY_VALUE_STATE); | 
|  | return yaml_parser_parse_node(parser, event, false, false); | 
|  | } | 
|  | } | 
|  | (*parser).state = POP!((*parser).states); | 
|  | let _ = POP!((*parser).marks); | 
|  | memset( | 
|  | event as *mut libc::c_void, | 
|  | 0, | 
|  | size_of::<yaml_event_t>() as libc::c_ulong, | 
|  | ); | 
|  | (*event).type_ = YAML_MAPPING_END_EVENT; | 
|  | (*event).start_mark = (*token).start_mark; | 
|  | (*event).end_mark = (*token).end_mark; | 
|  | SKIP_TOKEN(parser); | 
|  | OK | 
|  | } | 
|  |  | 
|  | unsafe fn yaml_parser_parse_flow_mapping_value( | 
|  | parser: *mut yaml_parser_t, | 
|  | event: *mut yaml_event_t, | 
|  | empty: bool, | 
|  | ) -> Success { | 
|  | let mut token: *mut yaml_token_t; | 
|  | token = PEEK_TOKEN(parser); | 
|  | if token.is_null() { | 
|  | return FAIL; | 
|  | } | 
|  | if empty { | 
|  | (*parser).state = YAML_PARSE_FLOW_MAPPING_KEY_STATE; | 
|  | return yaml_parser_process_empty_scalar(event, (*token).start_mark); | 
|  | } | 
|  | if (*token).type_ == YAML_VALUE_TOKEN { | 
|  | SKIP_TOKEN(parser); | 
|  | token = PEEK_TOKEN(parser); | 
|  | if token.is_null() { | 
|  | return FAIL; | 
|  | } | 
|  | if (*token).type_ != YAML_FLOW_ENTRY_TOKEN && (*token).type_ != YAML_FLOW_MAPPING_END_TOKEN | 
|  | { | 
|  | PUSH!((*parser).states, YAML_PARSE_FLOW_MAPPING_KEY_STATE); | 
|  | return yaml_parser_parse_node(parser, event, false, false); | 
|  | } | 
|  | } | 
|  | (*parser).state = YAML_PARSE_FLOW_MAPPING_KEY_STATE; | 
|  | yaml_parser_process_empty_scalar(event, (*token).start_mark) | 
|  | } | 
|  |  | 
|  | unsafe fn yaml_parser_process_empty_scalar(event: *mut yaml_event_t, mark: yaml_mark_t) -> Success { | 
|  | let value: *mut yaml_char_t = yaml_malloc(1_u64) as *mut yaml_char_t; | 
|  | *value = b'\0'; | 
|  | memset( | 
|  | event as *mut libc::c_void, | 
|  | 0, | 
|  | size_of::<yaml_event_t>() as libc::c_ulong, | 
|  | ); | 
|  | (*event).type_ = YAML_SCALAR_EVENT; | 
|  | (*event).start_mark = mark; | 
|  | (*event).end_mark = mark; | 
|  | let fresh138 = addr_of_mut!((*event).data.scalar.anchor); | 
|  | *fresh138 = ptr::null_mut::<yaml_char_t>(); | 
|  | let fresh139 = addr_of_mut!((*event).data.scalar.tag); | 
|  | *fresh139 = ptr::null_mut::<yaml_char_t>(); | 
|  | let fresh140 = addr_of_mut!((*event).data.scalar.value); | 
|  | *fresh140 = value; | 
|  | (*event).data.scalar.length = 0_u64; | 
|  | (*event).data.scalar.plain_implicit = true; | 
|  | (*event).data.scalar.quoted_implicit = false; | 
|  | (*event).data.scalar.style = YAML_PLAIN_SCALAR_STYLE; | 
|  | OK | 
|  | } | 
|  |  | 
|  | unsafe fn yaml_parser_process_directives( | 
|  | parser: *mut yaml_parser_t, | 
|  | version_directive_ref: *mut *mut yaml_version_directive_t, | 
|  | tag_directives_start_ref: *mut *mut yaml_tag_directive_t, | 
|  | tag_directives_end_ref: *mut *mut yaml_tag_directive_t, | 
|  | ) -> Success { | 
|  | let mut current_block: u64; | 
|  | let mut default_tag_directives: [yaml_tag_directive_t; 3] = [ | 
|  | yaml_tag_directive_t { | 
|  | handle: b"!\0" as *const u8 as *const libc::c_char as *mut yaml_char_t, | 
|  | prefix: b"!\0" as *const u8 as *const libc::c_char as *mut yaml_char_t, | 
|  | }, | 
|  | yaml_tag_directive_t { | 
|  | handle: b"!!\0" as *const u8 as *const libc::c_char as *mut yaml_char_t, | 
|  | prefix: b"tag:yaml.org,2002:\0" as *const u8 as *const libc::c_char as *mut yaml_char_t, | 
|  | }, | 
|  | yaml_tag_directive_t { | 
|  | handle: ptr::null_mut::<yaml_char_t>(), | 
|  | prefix: ptr::null_mut::<yaml_char_t>(), | 
|  | }, | 
|  | ]; | 
|  | let mut default_tag_directive: *mut yaml_tag_directive_t; | 
|  | let mut version_directive: *mut yaml_version_directive_t = | 
|  | ptr::null_mut::<yaml_version_directive_t>(); | 
|  | struct TagDirectives { | 
|  | start: *mut yaml_tag_directive_t, | 
|  | end: *mut yaml_tag_directive_t, | 
|  | top: *mut yaml_tag_directive_t, | 
|  | } | 
|  | let mut tag_directives = TagDirectives { | 
|  | start: ptr::null_mut::<yaml_tag_directive_t>(), | 
|  | end: ptr::null_mut::<yaml_tag_directive_t>(), | 
|  | top: ptr::null_mut::<yaml_tag_directive_t>(), | 
|  | }; | 
|  | let mut token: *mut yaml_token_t; | 
|  | STACK_INIT!(tag_directives, yaml_tag_directive_t); | 
|  | token = PEEK_TOKEN(parser); | 
|  | if !token.is_null() { | 
|  | loop { | 
|  | if !((*token).type_ == YAML_VERSION_DIRECTIVE_TOKEN | 
|  | || (*token).type_ == YAML_TAG_DIRECTIVE_TOKEN) | 
|  | { | 
|  | current_block = 16924917904204750491; | 
|  | break; | 
|  | } | 
|  | if (*token).type_ == YAML_VERSION_DIRECTIVE_TOKEN { | 
|  | if !version_directive.is_null() { | 
|  | yaml_parser_set_parser_error( | 
|  | parser, | 
|  | b"found duplicate %YAML directive\0" as *const u8 as *const libc::c_char, | 
|  | (*token).start_mark, | 
|  | ); | 
|  | current_block = 17143798186130252483; | 
|  | break; | 
|  | } else if (*token).data.version_directive.major != 1 | 
|  | || (*token).data.version_directive.minor != 1 | 
|  | && (*token).data.version_directive.minor != 2 | 
|  | { | 
|  | yaml_parser_set_parser_error( | 
|  | parser, | 
|  | b"found incompatible YAML document\0" as *const u8 as *const libc::c_char, | 
|  | (*token).start_mark, | 
|  | ); | 
|  | current_block = 17143798186130252483; | 
|  | break; | 
|  | } else { | 
|  | version_directive = | 
|  | yaml_malloc(size_of::<yaml_version_directive_t>() as libc::c_ulong) | 
|  | as *mut yaml_version_directive_t; | 
|  | (*version_directive).major = (*token).data.version_directive.major; | 
|  | (*version_directive).minor = (*token).data.version_directive.minor; | 
|  | } | 
|  | } else if (*token).type_ == YAML_TAG_DIRECTIVE_TOKEN { | 
|  | let value = yaml_tag_directive_t { | 
|  | handle: (*token).data.tag_directive.handle, | 
|  | prefix: (*token).data.tag_directive.prefix, | 
|  | }; | 
|  | if yaml_parser_append_tag_directive(parser, value, false, (*token).start_mark).fail | 
|  | { | 
|  | current_block = 17143798186130252483; | 
|  | break; | 
|  | } | 
|  | PUSH!(tag_directives, value); | 
|  | } | 
|  | SKIP_TOKEN(parser); | 
|  | token = PEEK_TOKEN(parser); | 
|  | if token.is_null() { | 
|  | current_block = 17143798186130252483; | 
|  | break; | 
|  | } | 
|  | } | 
|  | if current_block != 17143798186130252483 { | 
|  | default_tag_directive = default_tag_directives.as_mut_ptr(); | 
|  | loop { | 
|  | if (*default_tag_directive).handle.is_null() { | 
|  | current_block = 18377268871191777778; | 
|  | break; | 
|  | } | 
|  | if yaml_parser_append_tag_directive( | 
|  | parser, | 
|  | *default_tag_directive, | 
|  | true, | 
|  | (*token).start_mark, | 
|  | ) | 
|  | .fail | 
|  | { | 
|  | current_block = 17143798186130252483; | 
|  | break; | 
|  | } | 
|  | default_tag_directive = default_tag_directive.wrapping_offset(1); | 
|  | } | 
|  | if current_block != 17143798186130252483 { | 
|  | if !version_directive_ref.is_null() { | 
|  | *version_directive_ref = version_directive; | 
|  | } | 
|  | if !tag_directives_start_ref.is_null() { | 
|  | if STACK_EMPTY!(tag_directives) { | 
|  | *tag_directives_end_ref = ptr::null_mut::<yaml_tag_directive_t>(); | 
|  | *tag_directives_start_ref = *tag_directives_end_ref; | 
|  | STACK_DEL!(tag_directives); | 
|  | } else { | 
|  | *tag_directives_start_ref = tag_directives.start; | 
|  | *tag_directives_end_ref = tag_directives.top; | 
|  | } | 
|  | } else { | 
|  | STACK_DEL!(tag_directives); | 
|  | } | 
|  | if version_directive_ref.is_null() { | 
|  | yaml_free(version_directive as *mut libc::c_void); | 
|  | } | 
|  | return OK; | 
|  | } | 
|  | } | 
|  | } | 
|  | yaml_free(version_directive as *mut libc::c_void); | 
|  | while !STACK_EMPTY!(tag_directives) { | 
|  | let tag_directive = POP!(tag_directives); | 
|  | yaml_free(tag_directive.handle as *mut libc::c_void); | 
|  | yaml_free(tag_directive.prefix as *mut libc::c_void); | 
|  | } | 
|  | STACK_DEL!(tag_directives); | 
|  | FAIL | 
|  | } | 
|  |  | 
|  | unsafe fn yaml_parser_append_tag_directive( | 
|  | parser: *mut yaml_parser_t, | 
|  | value: yaml_tag_directive_t, | 
|  | allow_duplicates: bool, | 
|  | mark: yaml_mark_t, | 
|  | ) -> Success { | 
|  | let mut tag_directive: *mut yaml_tag_directive_t; | 
|  | let mut copy = yaml_tag_directive_t { | 
|  | handle: ptr::null_mut::<yaml_char_t>(), | 
|  | prefix: ptr::null_mut::<yaml_char_t>(), | 
|  | }; | 
|  | tag_directive = (*parser).tag_directives.start; | 
|  | while tag_directive != (*parser).tag_directives.top { | 
|  | if strcmp( | 
|  | value.handle as *mut libc::c_char, | 
|  | (*tag_directive).handle as *mut libc::c_char, | 
|  | ) == 0 | 
|  | { | 
|  | if allow_duplicates { | 
|  | return OK; | 
|  | } | 
|  | yaml_parser_set_parser_error( | 
|  | parser, | 
|  | b"found duplicate %TAG directive\0" as *const u8 as *const libc::c_char, | 
|  | mark, | 
|  | ); | 
|  | return FAIL; | 
|  | } | 
|  | tag_directive = tag_directive.wrapping_offset(1); | 
|  | } | 
|  | copy.handle = yaml_strdup(value.handle); | 
|  | copy.prefix = yaml_strdup(value.prefix); | 
|  | PUSH!((*parser).tag_directives, copy); | 
|  | OK | 
|  | } |