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https://github.com/clearlinux/kvmtool.git
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Sasha Levin
d8f361774a
They're hidden inside net/core/iovec.c. It'd be nice to just link to that but they're not too generic and come with tons of net/ specific code we don't want. So we just copy over the relevant parts. Signed-off-by: Sasha Levin <sasha.levin@oracle.com> Signed-off-by: Pekka Enberg <penberg@kernel.org>
22 lines
591 B
C
22 lines
591 B
C
#ifndef KVM_UTIL_IOVEC_H_
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#define KVM_UTIL_IOVEC_H_
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extern int memcpy_fromiovec(unsigned char *kdata, struct iovec *iov, int len);
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extern int memcpy_fromiovecend(unsigned char *kdata, const struct iovec *iov,
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size_t offset, int len);
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extern int memcpy_toiovec(struct iovec *v, unsigned char *kdata, int len);
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extern int memcpy_toiovecend(const struct iovec *v, unsigned char *kdata,
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size_t offset, int len);
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static inline size_t iov_size(const struct iovec *iovec, size_t len)
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{
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size_t size = 0, i;
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for (i = 0; i < len; i++)
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size += iovec[i].iov_len;
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return size;
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}
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#endif
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