s_buff.h

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#ifndef S_BUFFIO_H
#define S_BUFFIO_H
 
#include "coeffs/si_gmp.h"
 
struct s_buff_s
{
    char * buff; // buffer
    int fd;      // file descrr.
    int bp;      // current pos. in buff (of the last read char)
    int end;     // last position in buff
    int is_eof;
};
 
typedef struct s_buff_s * s_buff;
 
struct ip_sring;
typedef struct ip_sring *         ring;
 
typedef struct
{
  s_buff f_read;
  FILE *f_write;
  ring r;
  pid_t pid; /* only valid for fork/tcp mode*/
  int fd_read,fd_write; /* only valid for fork/tcp mode*/
  char level;
  char send_quit_at_exit;
  char quit_sent;
  #define SI_RING_CACHE 20
  ring rings[SI_RING_CACHE];
} ssiInfo;
 
s_buff s_open(int fd);
s_buff s_open_by_name(const char *n);
int    s_close(s_buff &f);
 
int s_getc(s_buff F);
void s_ungetc(int c, s_buff F);
 
int s_readint(s_buff F);
int s_readint_S(char **s);
long s_readlong(s_buff F);
long s_readlong_S(char**s);
int s_readbytes(char *buff,int len, s_buff F);
void s_readmpz(s_buff F, mpz_ptr a);
void s_readmpz_S(char**s, mpz_t a);
void s_readmpz_base(s_buff F, mpz_ptr a, int base);
void s_readmpz_base_S(char**s, mpz_ptr a, int base);
int s_isready(s_buff F);
int s_iseof(s_buff F);
#endif