37 lines
720 B
C
37 lines
720 B
C
#ifndef _STRING_H
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#define _STRING_H 1
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#include <stddef.h>
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//---
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// Memory manipulation.
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//---
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/*
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memcpy() O(byte_number)
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Copies a memory area. The two areas must not overlap (if they do, use
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memmove()). A smart copy is performed when possible. To enhance
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performance, make sure than destination and source are both 4-aligned.
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*/
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void *memcpy(void *destination, const void *source, size_t byte_number);
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/*
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memset() O(byte_number)
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Sets the contents of a memory area. A smart copy is performed.
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*/
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void *memset(void *destination, int byte, size_t byte_number);
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//---
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// String manipulation.
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//---
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/*
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strlen() O(length)
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Returns the length of a string.
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*/
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size_t strlen(const char *str);
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#endif // _STRING_H
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