23 void StackLineReader_Initialize(StackLineReader* reader, int fd) {  in StackLineReader_Initialize()  argument
24   reader->view.ptr = reader->buffer;  in StackLineReader_Initialize()
25   reader->view.size = 0;  in StackLineReader_Initialize()
26   reader->skip_mode = false;  in StackLineReader_Initialize()
27   reader->fd = fd;  in StackLineReader_Initialize()
31 static int LoadFullBuffer(StackLineReader* reader) {  in LoadFullBuffer()  argument
32   const int read = CpuFeatures_ReadFile(reader->fd, reader->buffer,  in LoadFullBuffer()
35   reader->view.ptr = reader->buffer;  in LoadFullBuffer()
36   reader->view.size = read;  in LoadFullBuffer()
41 static int LoadMore(StackLineReader* reader) {  in LoadMore()  argument
42   char* const ptr = reader->buffer + reader->view.size;  in LoadMore()
43   const size_t size_to_read = STACK_LINE_READER_BUFFER_SIZE - reader->view.size;  in LoadMore()
44   const int read = CpuFeatures_ReadFile(reader->fd, ptr, size_to_read);  in LoadMore()
47   reader->view.size += read;  in LoadMore()
51 static int IndexOfEol(StackLineReader* reader) {  in IndexOfEol()  argument
52   return CpuFeatures_StringView_IndexOfChar(reader->view, '\n');  in IndexOfEol()
57 static int BringToFrontAndLoadMore(StackLineReader* reader) {  in BringToFrontAndLoadMore()  argument
58   if (reader->view.size && reader->view.ptr != reader->buffer) {  in BringToFrontAndLoadMore()
59     memmove(reader->buffer, reader->view.ptr, reader->view.size);  in BringToFrontAndLoadMore()
61   reader->view.ptr = reader->buffer;  in BringToFrontAndLoadMore()
62   return LoadMore(reader);  in BringToFrontAndLoadMore()
67 static void SkipToNextLine(StackLineReader* reader) {  in SkipToNextLine()  argument
69     const int read = LoadFullBuffer(reader);  in SkipToNextLine()
73       const int eol_index = IndexOfEol(reader);  in SkipToNextLine()
75         reader->view =  in SkipToNextLine()
76             CpuFeatures_StringView_PopFront(reader->view, eol_index + 1);  in SkipToNextLine()
104 LineResult StackLineReader_NextLine(StackLineReader* reader) {  in StackLineReader_NextLine()  argument
105   if (reader->skip_mode) {  in StackLineReader_NextLine()
106     SkipToNextLine(reader);  in StackLineReader_NextLine()
107     reader->skip_mode = false;  in StackLineReader_NextLine()
111         reader->view.size < STACK_LINE_READER_BUFFER_SIZE;  in StackLineReader_NextLine()
112     int eol_index = IndexOfEol(reader);  in StackLineReader_NextLine()
114       const int read = BringToFrontAndLoadMore(reader);  in StackLineReader_NextLine()
116         return CreateEOFLineResult(reader->view);  in StackLineReader_NextLine()
118       eol_index = IndexOfEol(reader);  in StackLineReader_NextLine()
121       reader->skip_mode = true;  in StackLineReader_NextLine()
122       return CreateTruncatedLineResult(reader->view);  in StackLineReader_NextLine()
126           CpuFeatures_StringView_KeepFront(reader->view, eol_index);  in StackLineReader_NextLine()
127       reader->view =  in StackLineReader_NextLine()
128           CpuFeatures_StringView_PopFront(reader->view, eol_index + 1);  in StackLineReader_NextLine()