xref: /illumos-gate/usr/src/man/man3proc/proc_content2str.3proc (revision ddb365bfc9e868ad24ccdcb0dc91af18b10df082)
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12.\" Copyright 2015 Joyent, Inc.
13.\"
14.Dd May 11, 2016
15.Dt PROC_CONTENT2STR 3PROC
16.Os
17.Sh NAME
18.Nm proc_content2str ,
19.Nm proc_str2content
20.Nd convert a string to and from a core_content_t
21.Sh SYNOPSIS
22.Lb libproc
23.In libproc.h
24.Ft int
25.Fo proc_content2str
26.Fa "core_content_t content"
27.Fa "char *buf"
28.Fa "size_t size"
29.Fc
30.Ft int
31.Fo proc_str2content
32.Fa "const char *str"
33.Fa "core_content_t *cp"
34.Fc
35.Sh DESCRIPTION
36The
37.Fn proc_content2str
38function converts the contents of a process (whether active or a core
39file) from
40.Fa content
41into a string and writes up to
42.Fa size
43characters, including the null-terminator, into
44.Fa buf .
45.Pp
46A content string will be a series of one or more tokens concatenated
47together with the
48.Sy +
49or
50.Sy -
51characters, indicating that the subsequent token should be added or
52subtracted from the previous ones.
53The full list of tokens and constants is available in the
54.Sy core_content_t
55portion of the
56.Sy TYPES
57section in
58.Xr libproc 3LIB .
59.Pp
60The
61.Fn proc_str2content
62function takes the character string
63.Fa str
64and based on the format described in the previous paragraph, converts it
65back into a
66.Vt core_content_t
67which is placed into
68.Fa cp .
69.Sh RETURN VALUES
70Upon successful completion, the
71.Fn proc_content2str
72function will return the number of characters written into
73.Fa buf ,
74excluding the terminating null character.
75.Pp
76Upon successful completion, the
77.Fn proc_str2content
78function will return
79.Sy 0 .
80Otherwise,
81.Sy -1
82will be returned to indicate an unknown string.
83.Sh INTERFACE STABILITY
84.Sy Uncommitted
85.Sh MT-LEVEL
86.Sy MT-Safe
87.Sh SEE ALSO
88.Xr libproc 3LIB ,
89.Xr proc 5 ,
90.Xr coreadm 8
91