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 void buffer_reset(struct line_buffer *buf);
  18
  19 int buffer_tmpfile_init(struct line_buffer *buf);
  20 FILE *buffer_tmpfile_rewind(struct line_buffer *buf);   /* prepare to write. */
  21 long buffer_tmpfile_prepare_to_read(struct line_buffer *buf);
  22
  23 int buffer_ferror(struct line_buffer *buf);
  24 char *buffer_read_line(struct line_buffer *buf);
  25 int buffer_read_char(struct line_buffer *buf);
  26 void buffer_read_binary(struct line_buffer *buf, struct strbuf *sb, uint32_t len);
  27 /* Returns number of bytes read (not necessarily written). */
  28 off_t buffer_copy_bytes(struct line_buffer *buf, off_t len);
  29 off_t buffer_skip_bytes(struct line_buffer *buf, off_t len);
  30
  31 #endif