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14 lines
339 B
14 lines
339 B
#include "buffer.h" |
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extern ssize_t buffer_stubborn_read(ssize_t (*op)(),int fd,const char* buf, size_t len,void* cookie); |
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ssize_t buffer_feed(buffer* b) { |
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if (b->p==b->n) { |
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ssize_t w; |
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if ((w=buffer_stubborn_read(b->op,b->fd,b->x,b->a,b))<0) |
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return -1; |
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b->n=(size_t)w; |
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b->p=0; |
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} |
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return (ssize_t)(b->n-b->p); |
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}
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