DeforaOS/utils
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Code cleanup

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This commit is contained in:
Pierre Pronchery 2004-07-21 15:56:08 +00:00
parent bfc49c794a
commit f424be094f
1 changed files with 19 additions and 10 deletions
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29
src/test.c
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@ -149,12 +149,10 @@ static int _is_string_not_empty(char * string)
return *string == '\0' ? 0 : 1;
}
static int _file_rwx_g(mode_t g);
static int _is_file_rwx(char * pathname, mode_t u, mode_t g, mode_t o)
{
struct stat st;
struct group * group;
struct passwd * passwd;
char ** p;
if(stat(pathname, &st) != 0)
return 0;
@ -163,19 +161,30 @@ static int _is_file_rwx(char * pathname, mode_t u, mode_t g, mode_t o)
return 1;
if((st.st_mode & g) != 0)
{
if((passwd = getpwuid(geteuid())) == NULL)
return 0;
if((group = getgrgid(st.st_gid)) == NULL)
return 0;
for(p = group->gr_mem; *p != NULL; p++)
if(strcmp(passwd->pw_name, *p) == 0)
return 1;
if(_file_rwx_g(st.st_gid) == 1)
return 1;
if(geteuid() == st.st_uid)
return 0;
}
return (st.st_mode & o) != 0 ? 1 : 0;
}
static int _file_rwx_g(gid_t gid)
{
struct passwd * passwd;
struct group * group;
char ** p;
if((passwd = getpwuid(geteuid())) == NULL)
return 0;
if((group = getgrgid(gid)) == NULL)
return 0;
for(p = group->gr_mem; *p != NULL; p++)
if(strcmp(passwd->pw_name, *p) == 0)
return 1;
return 0;
}
static int _is_file_readable(char * pathname)
{
return _is_file_rwx(pathname, S_IRUSR, S_IRGRP, S_IROTH);