diff options
Diffstat (limited to 'man/zh_CN/man3/shadow.3')
| -rw-r--r-- | man/zh_CN/man3/shadow.3 | 237 |
1 files changed, 0 insertions, 237 deletions
diff --git a/man/zh_CN/man3/shadow.3 b/man/zh_CN/man3/shadow.3 deleted file mode 100644 index e01c99ae..00000000 --- a/man/zh_CN/man3/shadow.3 +++ /dev/null @@ -1,237 +0,0 @@ -'\" t -.\" Title: shadow -.\" Author: Julianne Frances Haugh -.\" Generator: DocBook XSL Stylesheets v1.78.1 <http://docbook.sf.net/> -.\" Date: 2014-05-09 -.\" Manual: 库函数调用 -.\" Source: shadow-utils 4.2 -.\" Language: Chinese Simplified -.\" -.TH "SHADOW" "3" "2014-05-09" "shadow\-utils 4\&.2" "库函数调用" -.\" ----------------------------------------------------------------- -.\" * Define some portability stuff -.\" ----------------------------------------------------------------- -.\" ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ -.\" http://bugs.debian.org/507673 -.\" http://lists.gnu.org/archive/html/groff/2009-02/msg00013.html -.\" ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ -.ie \n(.g .ds Aq \(aq -.el .ds Aq ' -.\" ----------------------------------------------------------------- -.\" * set default formatting -.\" ----------------------------------------------------------------- -.\" disable hyphenation -.nh -.\" disable justification (adjust text to left margin only) -.ad l -.\" ----------------------------------------------------------------- -.\" * MAIN CONTENT STARTS HERE * -.\" ----------------------------------------------------------------- -.SH "名称" -shadow, getspnam \- 加密密码文件工具函数 -.SH "SYNTAX" -.PP -\fI#include <shadow\&.h>\fR -.PP -\fIstruct spwd *getspent();\fR -.PP -\fIstruct spwd *getspnam(char\fR\fI*name\fR\fI);\fR -.PP -\fIvoid setspent();\fR -.PP -\fIvoid endspent();\fR -.PP -\fIstruct spwd *fgetspent(FILE\fR\fI*fp\fR\fI);\fR -.PP -\fIstruct spwd *sgetspent(char\fR\fI*cp\fR\fI);\fR -.PP -\fIint putspent(struct spwd\fR\fI*p,\fR\fIFILE\fR\fI*fp\fR\fI);\fR -.PP -\fIint lckpwdf();\fR -.PP -\fIint ulckpwdf();\fR -.SH "描述" -.PP -\fIshadow\fR -处理 shadow 密码文件 -/etc/shadow -的内容。\fI#include\fR -文件中的结构是： -.sp -.if n \{\ -.RS 4 -.\} -.nf -struct spwd { - char *sp_namp; /* user login name */ - char *sp_pwdp; /* encrypted password */ - long int sp_lstchg; /* last password change */ - long int sp_min; /* days until change allowed\&. */ - long int sp_max; /* days before change required */ - long int sp_warn; /* days warning for expiration */ - long int sp_inact; /* days before account inactive */ - long int sp_expire; /* date when account expires */ - unsigned long int sp_flag; /* reserved for future use */ -} - -.fi -.if n \{\ -.RE -.\} -.PP -每个字段的含义是： -.sp -.RS 4 -.ie n \{\ -\h'-04'\(bu\h'+03'\c -.\} -.el \{\ -.sp -1 -.IP \(bu 2.3 -.\} -sp_namp \- 指向以 null 结束的用户名的指针 -.RE -.sp -.RS 4 -.ie n \{\ -\h'-04'\(bu\h'+03'\c -.\} -.el \{\ -.sp -1 -.IP \(bu 2.3 -.\} -sp_pwdp \- 指向 null 结束的密码的指针 -.RE -.sp -.RS 4 -.ie n \{\ -\h'-04'\(bu\h'+03'\c -.\} -.el \{\ -.sp -1 -.IP \(bu 2.3 -.\} -sp_lstchg \- 最近更改密码的日期(日期计算方法是从1970年1月1日开始的天数) -.RE -.sp -.RS 4 -.ie n \{\ -\h'-04'\(bu\h'+03'\c -.\} -.el \{\ -.sp -1 -.IP \(bu 2.3 -.\} -sp_min \- days before which password may not be changed -.RE -.sp -.RS 4 -.ie n \{\ -\h'-04'\(bu\h'+03'\c -.\} -.el \{\ -.sp -1 -.IP \(bu 2.3 -.\} -sp_max \- days after which password must be changed -.RE -.sp -.RS 4 -.ie n \{\ -\h'-04'\(bu\h'+03'\c -.\} -.el \{\ -.sp -1 -.IP \(bu 2.3 -.\} -sp_warn \- days before password is to expire that user is warned of pending password expiration -.RE -.sp -.RS 4 -.ie n \{\ -\h'-04'\(bu\h'+03'\c -.\} -.el \{\ -.sp -1 -.IP \(bu 2.3 -.\} -sp_inact \- days after password expires that account is considered inactive and disabled -.RE -.sp -.RS 4 -.ie n \{\ -\h'-04'\(bu\h'+03'\c -.\} -.el \{\ -.sp -1 -.IP \(bu 2.3 -.\} -sp_expire \- days since Jan 1, 1970 when account will be disabled -.RE -.sp -.RS 4 -.ie n \{\ -\h'-04'\(bu\h'+03'\c -.\} -.el \{\ -.sp -1 -.IP \(bu 2.3 -.\} -sp_flag \- reserved for future use -.RE -.SH "描述" -.PP -\fIgetspent\fR, -\fIgetspname\fR, -\fIfgetspent\fR, and -\fIsgetspent\fR -each return a pointer to a -\fIstruct spwd\fR\&. -\fIgetspent\fR -returns the next entry from the file, and -\fIfgetspent\fR -returns the next entry from the given stream, which is assumed to be a file of the proper format\&. -\fIsgetspent\fR -returns a pointer to a -\fIstruct spwd\fR -using the provided string as input\&. -\fIgetspnam\fR -searches from the current position in the file for an entry matching -\fIname\fR\&. -.PP -\fIsetspent\fR -和 -\fIendspent\fR -分别用来开始和结束对影子密码文件的访问。 -.PP -需要使用 -\fIlckpwdf\fR -和 -\fIulckpwdf\fR -函数来确保对 -/etc/shadow -文件的互斥访问。\fIlckpwdf\fR -使用 -\fIpw_lock\fR -来获取一个最长为 15 秒的锁，然后继续使用 -\fIspw_lock\fR -来获取长度为开始的 15 秒时间的剩余量的第二把锁。总计 15 秒之后，无论哪个失败，\fIlckpwdf\fR -都返回 \-1。两把锁都获取成功时，返回 0。 -.SH "DIAGNOSTICS" -.PP -如果没有更多条目了或者处理时出错，此函数返回 NULL。使用 -\fIint\fR -类型返回值的函数返回 0 表示成功，\-1 表示失败。 -.SH "CAVEATS" -.PP -这些函数只能由超级用户使用，因为对影子密码文件的访问是受限的。 -.SH "文件" -.PP -/etc/shadow -.RS 4 -安全用户账户信息。 -.RE -.SH "参见" -.PP -\fBgetpwent\fR(3), -\fBshadow\fR(5)\&. |