vcs-svn/line_buffer.h

   1 #ifndef LINE_BUFFER_H_
   2 #define LINE_BUFFER_H_
   3
   4 #include "strbuf.h"
   5
   6 #define LINE_BUFFER_LEN 10000
   7
   8 struct line_buffer {
   9         char line_buffer[LINE_BUFFER_LEN];
  10         FILE *infile;
  11 };
  12 #define LINE_BUFFER_INIT { "", NULL }
  13
  14 int buffer_init(struct line_buffer *buf, const char *filename);
  15 int buffer_fdinit(struct line_buffer *buf, int fd);
  16 int buffer_deinit(struct line_buffer *buf);
  17
  18 int buffer_tmpfile_init(struct line_buffer *buf);
  19 FILE *buffer_tmpfile_rewind(struct line_buffer *buf);   /* prepare to write. */
  20 long buffer_tmpfile_prepare_to_read(struct line_buffer *buf);
  21
  22 int buffer_ferror(struct line_buffer *buf);
  23 char *buffer_read_line(struct line_buffer *buf);
  24 int buffer_read_char(struct line_buffer *buf);
  25 size_t buffer_read_binary(struct line_buffer *buf, struct strbuf *sb, size_t len);
  26 /* Returns number of bytes read (not necessarily written). */
  27 off_t buffer_copy_bytes(struct line_buffer *buf, off_t len);
  28 off_t buffer_skip_bytes(struct line_buffer *buf, off_t len);
  29
  30 #endif