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diff --git a/man/man3/memory.html b/man/man3/memory.html new file mode 100644 index 00000000..a67101b7 --- /dev/null +++ b/man/man3/memory.html @@ -0,0 +1,123 @@ +<head> +<title>memory(3) - Plan 9 from User Space</title> +<meta content="text/html; charset=utf-8" http-equiv=Content-Type> +</head> +<body bgcolor=#ffffff> +<table border=0 cellpadding=0 cellspacing=0 width=100%> +<tr height=10><td> +<tr><td width=20><td> +<tr><td width=20><td><b>MEMORY(3)</b><td align=right><b>MEMORY(3)</b> +<tr><td width=20><td colspan=2> + <br> +<p><font size=+1><b>NAME </b></font><br> + +<table border=0 cellpadding=0 cellspacing=0><tr height=2><td><tr><td width=20><td> + + memccpy, memchr, memcmp, memcpy, memmove, memset – memory operations<br> + +</table> +<p><font size=+1><b>SYNOPSIS </b></font><br> + +<table border=0 cellpadding=0 cellspacing=0><tr height=2><td><tr><td width=20><td> + + <tt><font size=+1>#include <u.h><br> + #include <libc.h> + <table border=0 cellpadding=0 cellspacing=0><tr height=5><td></table> + </font></tt> + <tt><font size=+1>void* memccpy(void *s1, void *s2, int c, long n) + <table border=0 cellpadding=0 cellspacing=0><tr height=5><td></table> + </font></tt> + <tt><font size=+1>void* memchr(void *s, int c, long n) + <table border=0 cellpadding=0 cellspacing=0><tr height=5><td></table> + </font></tt> + <tt><font size=+1>int memcmp(void *s1, void *s2, long n) + <table border=0 cellpadding=0 cellspacing=0><tr height=5><td></table> + </font></tt> + <tt><font size=+1>void* memcpy(void *s1, void *s2, long n) + <table border=0 cellpadding=0 cellspacing=0><tr height=5><td></table> + </font></tt> + <tt><font size=+1>void* memmove(void *s1, void *s2, long n) + <table border=0 cellpadding=0 cellspacing=0><tr height=5><td></table> + </font></tt> + <tt><font size=+1>void* memset(void *s, int c, long n)<br> + </font></tt> +</table> +<p><font size=+1><b>DESCRIPTION </b></font><br> + +<table border=0 cellpadding=0 cellspacing=0><tr height=2><td><tr><td width=20><td> + + These functions operate efficiently on memory areas (arrays of + bytes bounded by a count, not terminated by a zero byte). They + do not check for the overflow of any receiving memory area. + <table border=0 cellpadding=0 cellspacing=0><tr height=5><td></table> + + <i>Memccpy</i> copies bytes from memory area <i>s2</i> into <i>s1</i>, stopping after + the first occurrence of byte <i>c</i> has been copied, or after <i>n</i> bytes + have been copied, whichever comes first. It returns a pointer + to the byte after the copy of <i>c</i> in <i>s1</i>, or zero if <i>c</i> was not found + in the first <i>n</i> bytes of <i>s2</i>. + <table border=0 cellpadding=0 cellspacing=0><tr height=5><td></table> + + <i>Memchr</i> returns a pointer to the first occurrence of byte <i>c</i> in + the first <i>n</i> bytes of memory area <i>s,</i> or zero if <i>c</i> does not occur. + + <table border=0 cellpadding=0 cellspacing=0><tr height=5><td></table> + + <i>Memcmp</i> compares its arguments, looking at the first <i>n</i> bytes only, + and returns an integer less than, equal to, or greater than 0, + according as <i>s1</i> is lexicographically less than, equal to, or greater + than <i>s2</i>. The comparison is bytewise unsigned. + <table border=0 cellpadding=0 cellspacing=0><tr height=5><td></table> + + <i>Memcpy</i> copies <i>n</i> bytes from memory area <i>s2</i> to <i>s1</i>. It returns <i>s1</i>. + + <table border=0 cellpadding=0 cellspacing=0><tr height=5><td></table> + + <i>Memmove</i> works like <i>memcpy</i>, except that it is guaranteed to work + if <i>s1</i> and <i>s2</i> overlap. + <table border=0 cellpadding=0 cellspacing=0><tr height=5><td></table> + + <i>Memset</i> sets the first <i>n</i> bytes in memory area <i>s</i> to the value of + byte <i>c</i>. It returns <i>s</i>.<br> + +</table> +<p><font size=+1><b>SOURCE </b></font><br> + +<table border=0 cellpadding=0 cellspacing=0><tr height=2><td><tr><td width=20><td> + + All these routines have portable C implementations in <tt><font size=+1>/usr/local/plan9/src/lib9</font></tt>.<br> + +</table> +<p><font size=+1><b>SEE ALSO </b></font><br> + +<table border=0 cellpadding=0 cellspacing=0><tr height=2><td><tr><td width=20><td> + + <a href="../man3/strcat.html"><i>strcat</i>(3)</a><br> + +</table> +<p><font size=+1><b>BUGS </b></font><br> + +<table border=0 cellpadding=0 cellspacing=0><tr height=2><td><tr><td width=20><td> + + ANSI C does not require <i>memcpy</i> to handle overlapping source and + destination; on Plan 9, it does, so <i>memmove</i> and <i>memcpy</i> behave + identically. + <table border=0 cellpadding=0 cellspacing=0><tr height=5><td></table> + + If <i>memcpy</i> and <i>memmove</i> are handed a negative count, they abort.<br> + +</table> + +<td width=20> +<tr height=20><td> +</table> +<!-- TRAILER --> +<table border=0 cellpadding=0 cellspacing=0 width=100%> +<tr height=15><td width=10><td><td width=10> +<tr><td><td> +<center> +<a href="../../"><img src="../../dist/spaceglenda100.png" alt="Space Glenda" border=1></a> +</center> +</table> +<!-- TRAILER --> +</body></html> |