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20 lines
535 B
20 lines
535 B
.TH range_ptrinbuf 3 |
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.SH NAME |
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range_ptrinbuf \- range check pointer in buffer |
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.SH SYNTAX |
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.B #include <rangecheck.h> |
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int \fBrange_ptrinbuf\fR(const void* buf,size_t len,const void* ptr); |
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.SH DESCRIPTION |
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range_ptrinbuf checks if \fIptr\fR points to \fIbuf\fR[0..\fIlen\fR-1]. |
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.SH "RETURN VALUE" |
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If the buffer is implausible (buf is NULL or buf+len has an integer |
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overflow), return 0. |
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If \fIptr\fR points to one of \fIbuf\fR[0], \fIbuf\fR[1], ... or |
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\fIbuf\fR[\fIlen\fR-1], return 1. |
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Otherwise, return 0. |
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.SH "SEE ALSO" |
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rangecheck(3)
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