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posix.cfg: Added support for getgrnam_r() and getgrgid_r().

This commit is contained in:
orbitcowboy 2022-05-02 12:28:54 +02:00
parent 28da263d8b
commit ba57f33f81
2 changed files with 79 additions and 0 deletions
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54
cfg/posix.cfg
View File

@ -4740,6 +4740,60 @@ The function 'mktemp' is considered to be dangerous due to race conditions and s
</arg>
<warn severity="portability">Non reentrant function 'getgrgid' called. For threadsafe applications it is recommended to use the reentrant replacement function 'getgrgid_r'.</warn>
</function>
<!-- https://man7.org/linux/man-pages/man3/getgrnam.3.html -->
<!-- int getgrnam_r(const char *restrict name, struct group *restrict grp, char *restrict buf, size_t buflen, struct group **restrict result); -->
<function name="getgrnam_r">
<returnValue type="int"/>
<use-retval/>
<noreturn>false</noreturn>
<leak-ignore/>
<arg nr="1" direction="in">
<not-null/>
<not-uninit/>
<not-bool/>
</arg>
<arg nr="2" direction="out">
<not-null/>
</arg>
<arg nr="3" direction="out">
<not-null/>
<minsize type="argvalue" arg="4"/>
</arg>
<arg nr="4" direction="in">
<not-uninit/>
<valid>0:</valid>
</arg>
<arg nr="5" direction="out">
<not-null/>
</arg>
</function>
<!-- https://man7.org/linux/man-pages/man3/getgrnam.3.html -->
<!-- int getgrgid_r(gid_t gid, struct group *restrict grp, char *restrict buf, size_t buflen, struct group **restrict result); -->
<function name="getgrgid_r">
<returnValue type="int"/>
<use-retval/>
<noreturn>false</noreturn>
<leak-ignore/>
<arg nr="1" direction="in">
<not-null/>
<not-uninit/>
<not-bool/>
</arg>
<arg nr="2" direction="out">
<not-null/>
</arg>
<arg nr="3" direction="out">
<not-null/>
<minsize type="argvalue" arg="4"/>
</arg>
<arg nr="4" direction="in">
<not-uninit/>
<valid>0:</valid>
</arg>
<arg nr="5" direction="out">
<not-null/>
</arg>
</function>
<!-- char *getlogin(void); -->
<function name="getlogin">
<returnValue type="char *"/>

25
test/cfg/posix.c
View File

@ -16,6 +16,7 @@
#include <sys/sem.h>
#include <sys/time.h>
#include <sys/types.h>
#include <grp.h>
#include <dlfcn.h>
#include <fcntl.h>
// unavailable on some linux systems #include <ndbm.h>
@ -33,6 +34,30 @@
#include <string.h>
#include <strings.h>
int nullPointer_getgrgid_r(gid_t gid, struct group *restrict grp, char *restrict buf, size_t buflen, struct group **restrict result)
{
// cppcheck-suppress nullPointer
(void) getgrgid_r(gid, NULL, buf, buflen, result);
// cppcheck-suppress nullPointer
(void) getgrgid_r(gid, grp, NULL, buflen, result);
// cppcheck-suppress nullPointer
(void) getgrgid_r(gid, grp, buf, buflen, NULL);
return getgrgid_r(gid, grp, buf, buflen, result);
}
int nullPointer_getgrnam_r(const char *restrict name, struct group *restrict grp, char *restrict buf, size_t buflen, struct group **restrict result)
{
// cppcheck-suppress nullPointer
(void) getgrnam_r(NULL, grp, buf, buflen, result);
// cppcheck-suppress nullPointer
(void) getgrnam_r(name, NULL, buf, buflen, result);
// cppcheck-suppress nullPointer
(void) getgrnam_r(name, grp, NULL, buflen, result);
// cppcheck-suppress nullPointer
(void) getgrnam_r(name, grp, buf, buflen, NULL);
return getgrnam_r(name, grp, buf, buflen, result);
}
void knownConditionTrueFalse_ffs(int i)
{
// ffs() returns the position of the first bit set, or 0 if no bits are set in i.