mirror of https://github.com/nealey/eris.git
71 lines
2.2 KiB
C
71 lines
2.2 KiB
C
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#ifndef BUFFER_H
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#define BUFFER_H
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typedef struct buffer {
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char *x;
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unsigned int p;
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unsigned int n;
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unsigned int a;
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int fd;
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int (*op)();
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} buffer;
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#define BUFFER_INIT(op,fd,buf,len) { (buf), 0, 0, (len), (fd), (op) }
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#define BUFFER_INIT_READ(op,fd,buf,len) BUFFER_INIT(op,fd,buf,len) /*obsolete*/
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#define BUFFER_INSIZE 8192
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#define BUFFER_OUTSIZE 8192
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extern void buffer_init(buffer* b,int (*op)(),int fd,char* y,unsigned int ylen);
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extern int buffer_flush(buffer* b);
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extern int buffer_put(buffer* b,const char* x,unsigned int len);
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extern int buffer_putalign(buffer* b,const char* x,unsigned int len);
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extern int buffer_putflush(buffer* b,const char* x,unsigned int len);
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extern int buffer_puts(buffer* b,const char* x);
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extern int buffer_putsalign(buffer* b,const char* x);
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extern int buffer_putsflush(buffer* b,const char* x);
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extern int buffer_putspace(buffer* b);
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#define buffer_PUTC(s,c) \
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( ((s)->a != (s)->p) \
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? ( (s)->x[(s)->p++] = (c), 0 ) \
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: buffer_put((s),&(c),1) \
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)
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extern int buffer_get(buffer* b,char* x,unsigned int len);
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extern int buffer_bget(buffer* b,char* x,unsigned int len);
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extern int buffer_feed(buffer* b);
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extern int buffer_getc(buffer* b,char* x);
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extern int buffer_getn(buffer* b,char* x,unsigned int len);
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extern int buffer_get_token(buffer* b,char* x,unsigned int len,const char* charset,unsigned int setlen);
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#define buffer_getline(b,x,len) buffer_get_token((b),(x),(len),"\n",1)
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extern char *buffer_peek(buffer* b);
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extern void buffer_seek(buffer* b,unsigned int len);
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#define buffer_PEEK(s) ( (s)->x + (s)->p )
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#define buffer_SEEK(s,len) ( (s)->p += (len) )
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#define buffer_GETC(s,c) \
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( ((s)->p < (s>->n) \
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? ( *(c) = *buffer_PEEK(s), buffer_SEEK((s),1), 1 ) \
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: buffer_get((s),(c),1) \
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)
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extern int buffer_copy(buffer* out,buffer* in);
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extern int buffer_putulong(buffer *b,unsigned long l);
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extern int buffer_put8long(buffer *b,unsigned long l);
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extern int buffer_putxlong(buffer *b,unsigned long l);
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extern int buffer_putlong(buffer *b,unsigned long l);
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extern int buffer_putulonglong(buffer *b,unsigned long long l);
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extern buffer *buffer_0;
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extern buffer *buffer_0small;
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extern buffer *buffer_1;
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extern buffer *buffer_1small;
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extern buffer *buffer_2;
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#endif
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