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13 lines
554 B
C
13 lines
554 B
C
4 years ago
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#include "parse.h"
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// This function is supposed to tell the caller if there is more data to
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// read. However, we have several limits we could run into. We have our
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// own limit, which we check first, but then, if the bytestream is bound
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// to an I/O stream we should also try to find out if the I/O stream has
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// hit EOF.
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int bs_capacitycheck(struct bytestream* bs,size_t capacity) {
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if (bs->cur>=bs->max) return 0; // if EOF or error, return 0
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if (bs->max - bs->cur < capacity) return 0; // not EOF but less than that many bytes left
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return 1;
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}
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