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Diffstat (limited to 'miscutils')
-rw-r--r--miscutils/devfsd.c124
1 files changed, 57 insertions, 67 deletions
diff --git a/miscutils/devfsd.c b/miscutils/devfsd.c
index 968270fff..f39bb7e3f 100644
--- a/miscutils/devfsd.c
+++ b/miscutils/devfsd.c
@@ -391,45 +391,35 @@ static void safe_memcpy( char *dest, const char *src, int len)
static unsigned int scan_dev_name_common(const char *d, unsigned int n, int addendum, char *ptr)
{
- if( d[n - 4]=='d' && d[n - 3]=='i' && d[n - 2]=='s' && d[n - 1]=='c')
- return (2 + addendum);
- else if( d[n - 2]=='c' && d[n - 1]=='d')
- return (3 + addendum);
- else if(ptr[0]=='p' && ptr[1]=='a' && ptr[2]=='r' && ptr[3]=='t')
- return (4 + addendum);
- else if( ptr[n - 2]=='m' && ptr[n - 1]=='t')
- return (5 + addendum);
- else
- return 0;
+ if(d[n - 4]=='d' && d[n - 3]=='i' && d[n - 2]=='s' && d[n - 1]=='c')
+ return 2 + addendum;
+ if(d[n - 2]=='c' && d[n - 1]=='d')
+ return 3 + addendum;
+ if(ptr[0]=='p' && ptr[1]=='a' && ptr[2]=='r' && ptr[3]=='t')
+ return 4 + addendum;
+ if(ptr[n - 2]=='m' && ptr[n - 1]=='t')
+ return 5 + addendum;
+ return 0;
}
static unsigned int scan_dev_name(const char *d, unsigned int n, char *ptr)
{
- if(d[0]=='s' && d[1]=='c' && d[2]=='s' && d[3]=='i' && d[4]=='/')
- {
+ if(d[0]=='s' && d[1]=='c' && d[2]=='s' && d[3]=='i' && d[4]=='/') {
if( d[n - 7]=='g' && d[n - 6]=='e' && d[n - 5]=='n' &&
d[n - 4]=='e' && d[n - 3]=='r' && d[n - 2]=='i' &&
d[n - 1]=='c' )
return 1;
return scan_dev_name_common(d, n, 0, ptr);
}
- else if(d[0]=='i' && d[1]=='d' && d[2]=='e' && d[3]=='/' &&
+ if(d[0]=='i' && d[1]=='d' && d[2]=='e' && d[3]=='/' &&
d[4]=='h' && d[5]=='o' && d[6]=='s' && d[7]=='t')
- {
return scan_dev_name_common(d, n, 4, ptr);
- }
- else if(d[0]=='s' && d[1]=='b' && d[2]=='p' && d[3]=='/')
- {
+ if(d[0]=='s' && d[1]=='b' && d[2]=='p' && d[3]=='/')
return 10;
- }
- else if(d[0]=='v' && d[1]=='c' && d[2]=='c' && d[3]=='/')
- {
+ if(d[0]=='v' && d[1]=='c' && d[2]=='c' && d[3]=='/')
return 11;
- }
- else if(d[0]=='p' && d[1]=='t' && d[2]=='y' && d[3]=='/')
- {
+ if(d[0]=='p' && d[1]=='t' && d[2]=='y' && d[3]=='/')
return 12;
- }
return 0;
}
@@ -787,7 +777,7 @@ static int do_servicing (int fd, unsigned long event_mask)
caught_signal = FALSE;
caught_sighup = FALSE;
- return (c_sighup);
+ return c_sighup;
}
msg_logger_and_die(LOG_ERR, "read error on control file");
} /* End Function do_servicing */
@@ -1132,7 +1122,7 @@ static int copy_inode (const char *destpath, const struct stat *dest_stat,
{
if (( source_len = readlink (sourcepath, source_link, STRING_LENGTH - 1) ) < 0 ||
( dest_len = readlink (destpath , dest_link , STRING_LENGTH - 1) ) < 0 )
- return (FALSE);
+ return FALSE;
source_link[source_len] = '\0';
dest_link[dest_len] = '\0';
if ( (source_len != dest_len) || (strcmp (source_link, dest_link) != 0) )
@@ -1140,11 +1130,11 @@ static int copy_inode (const char *destpath, const struct stat *dest_stat,
unlink (destpath);
symlink (source_link, destpath);
}
- return (TRUE);
+ return TRUE;
} /* Else not a symlink */
chmod (destpath, new_mode & ~S_IFMT);
chown (destpath, source_stat->st_uid, source_stat->st_gid);
- return (TRUE);
+ return TRUE;
}
/* Different types: unlink and create */
unlink (destpath);
@@ -1165,7 +1155,7 @@ static int copy_inode (const char *destpath, const struct stat *dest_stat,
break;
symlink_val[val] = '\0';
if (symlink (symlink_val, destpath) == 0)
- return (TRUE);
+ return TRUE;
break;
case S_IFREG:
if ( ( fd = open (destpath, O_RDONLY | O_CREAT, new_mode & ~S_IFMT) ) < 0 )
@@ -1185,10 +1175,10 @@ static int copy_inode (const char *destpath, const struct stat *dest_stat,
break;
do_chown:
if (chown (destpath, source_stat->st_uid, source_stat->st_gid) == 0)
- return (TRUE);
+ return TRUE;
/*break;*/
}
- return (FALSE);
+ return FALSE;
} /* End Function copy_inode */
static void free_config (void)
@@ -1242,13 +1232,13 @@ static int get_uid_gid (int flag, const char *string)
msg_logger_and_die(LOG_ERR,"%s: flag != UID && flag != GID", __FUNCTION__);
if ( isdigit (string[0]) || ( (string[0] == '-') && isdigit (string[1]) ) )
- return atoi (string);
+ return atoi(string);
if ( flag == UID && ( pw_ent = getpwnam (string) ) != NULL )
- return (pw_ent->pw_uid);
+ return pw_ent->pw_uid;
if ( flag == GID && ( grp_ent = getgrnam (string) ) != NULL )
- return (grp_ent->gr_gid);
+ return grp_ent->gr_gid;
else if(ENABLE_DEVFSD_VERBOSE)
msg="group";
@@ -1269,7 +1259,7 @@ static mode_t get_mode (const char *string)
debug_msg_logger(LOG_INFO, __FUNCTION__);
if ( isdigit (string[0]) )
- return strtoul (string, NULL, 8);
+ return strtoul(string, NULL, 8);
if (strlen (string) != 9)
msg_logger_and_die(LOG_ERR, "bad mode: %s", string);
@@ -1282,7 +1272,7 @@ static mode_t get_mode (const char *string)
i=i/2;
string++;
}
- return (mode);
+ return mode;
} /* End Function get_mode */
static void signal_handler (int sig)
@@ -1317,7 +1307,7 @@ static const char *get_variable (const char *variable, void *info)
i=index_in_str_array(field_names, variable);
if ( i > 6 || i < 0 || (i > 1 && gv_info == NULL))
- return (NULL);
+ return NULL;
if( i >= 0 && i <= 3)
{
debug_msg_logger(LOG_INFO, "%s: i=%d %s", __FUNCTION__, i ,field_names[i+7]);
@@ -1333,7 +1323,7 @@ static const char *get_variable (const char *variable, void *info)
debug_msg_logger(LOG_INFO, "%s: %s", __FUNCTION__, sbuf);
- return (sbuf);
+ return sbuf;
} /* End Function get_variable */
static void service(struct stat statbuf, char *path)
@@ -1440,7 +1430,7 @@ static int make_dir_tree (const char *path)
if (bb_make_directory( dirname((char *)path), -1, FILEUTILS_RECUR )==-1)
{
debug_msg_logger(LOG_ERR, "%s: %s: %m",__FUNCTION__, path);
- return (FALSE);
+ return FALSE;
}
return TRUE;
} /* End Function make_dir_tree */
@@ -1471,9 +1461,9 @@ static int expand_expression(char *output, unsigned int outsize,
debug_msg_logger(LOG_INFO, __FUNCTION__);
if ( !st_expr_expand (temp, STRING_LENGTH, input, get_variable_func, info) )
- return (FALSE);
+ return FALSE;
expand_regexp (output, outsize, temp, devname, ex, numexp);
- return (TRUE);
+ return TRUE;
} /* End Function expand_expression */
static void expand_regexp (char *output, size_t outsize, const char *input,
@@ -1627,9 +1617,9 @@ const char *get_old_name (const char *devname, unsigned int namelen,
if (strncmp (devname, trans->match, len) == 0)
{
if (trans->format == NULL)
- return (devname + len);
+ return devname + len;
sprintf (buffer, trans->format, devname + len);
- return (buffer);
+ return buffer;
}
}
@@ -1689,7 +1679,7 @@ const char *get_old_name (const char *devname, unsigned int namelen,
if(ENABLE_DEBUG && compat_name!=NULL)
msg_logger(LOG_INFO, "%s: compat_name %s", __FUNCTION__, compat_name);
- return (compat_name);
+ return compat_name;
} /* End Function get_old_name */
static char get_old_ide_name (unsigned int major, unsigned int minor)
@@ -1724,7 +1714,7 @@ static char get_old_ide_name (unsigned int major, unsigned int minor)
if (minor > 63)
++letter;
- return (letter);
+ return letter;
} /* End Function get_old_ide_name */
static char *write_old_sd_name (char *buffer,
@@ -1745,7 +1735,7 @@ static char *write_old_sd_name (char *buffer,
if (major == 8)
{
sprintf (buffer, "sd%c%s", 'a' + (minor >> 4), part);
- return (buffer);
+ return buffer;
}
if ( (major > 64) && (major < 72) )
{
@@ -1754,9 +1744,9 @@ static char *write_old_sd_name (char *buffer,
sprintf (buffer, "sd%c%s", 'a' + disc_index, part);
else
sprintf (buffer, "sd%c%c%s", 'a' + (disc_index / 26) - 1, 'a' + disc_index % 26,part);
- return (buffer);
+ return buffer;
}
- return (NULL);
+ return NULL;
} /* End Function write_old_sd_name */
@@ -1799,7 +1789,7 @@ int st_expr_expand (char *output, unsigned int length, const char *input,
/* Variable expansion */
input = expand_variable (buffer, length, &out_pos, ++input, get_variable_func, info);
if (input == NULL)
- return (FALSE);
+ return FALSE;
break;
case '~':
/* Home directory expansion */
@@ -1810,7 +1800,7 @@ int st_expr_expand (char *output, unsigned int length, const char *input,
if ( ( env = getenv ("HOME") ) == NULL )
{
msg_logger(LOG_INFO, bb_msg_variable_not_found, "HOME");
- return (FALSE);
+ return FALSE;
}
len = strlen (env);
if (len + out_pos >= length)
@@ -1830,7 +1820,7 @@ int st_expr_expand (char *output, unsigned int length, const char *input,
if ( ( pwent = getpwnam (tmp) ) == NULL )
{
msg_logger(LOG_INFO, "no pwent for: %s", tmp);
- return (FALSE);
+ return FALSE;
}
len = strlen (pwent->pw_dir);
if (len + out_pos >= length)
@@ -1847,16 +1837,16 @@ int st_expr_expand (char *output, unsigned int length, const char *input,
if (ch == '\0')
{
memcpy (output, buffer, out_pos);
- return (TRUE);
+ return TRUE;
}
break;
/* esac */
}
}
- return (FALSE);
+ return FALSE;
st_expr_expand_out:
msg_logger(LOG_INFO, bb_msg_small_buffer);
- return (FALSE);
+ return FALSE;
} /* End Function st_expr_expand */
@@ -1899,7 +1889,7 @@ static const char *expand_variable (char *buffer, unsigned int length,
memcpy (buffer + *out_pos, tmp, len + 1);
out_pos += len;
- return (input);
+ return input;
}
/* Ordinary variable expansion, possibly in braces */
if (ch != '{')
@@ -1916,7 +1906,7 @@ static const char *expand_variable (char *buffer, unsigned int length,
if ( ( env = get_variable_v2 (tmp, func, info) ) == NULL )
{
msg_logger(LOG_INFO, bb_msg_variable_not_found, tmp);
- return (NULL);
+ return NULL;
}
len = strlen (env);
if (len + *out_pos >= length)
@@ -1924,7 +1914,7 @@ static const char *expand_variable (char *buffer, unsigned int length,
memcpy (buffer + *out_pos, env, len + 1);
*out_pos += len;
- return (input);
+ return input;
}
/* Variable in braces: check for ':' tricks */
ch = *++input;
@@ -1940,13 +1930,13 @@ static const char *expand_variable (char *buffer, unsigned int length,
safe_memcpy (tmp, input, len);
ptr = expand_variable (buffer, length, out_pos, tmp, func, info );
if (ptr == NULL)
- return (NULL);
- return (input + len);
+ return NULL;
+ return input + len;
}
if (ch != ':' || ptr[1] != '-' )
{
msg_logger(LOG_INFO, "illegal char in var name");
- return (NULL);
+ return NULL;
}
/* It's that handy "${var:-word}" expression. Check if var is defined */
len = ptr - input;
@@ -1971,7 +1961,7 @@ static const char *expand_variable (char *buffer, unsigned int length,
break;
case '\0':
msg_logger(LOG_INFO,"\"}\" not found in: %s", input);
- return (NULL);
+ return NULL;
default:
break;
}
@@ -1989,7 +1979,7 @@ static const char *expand_variable (char *buffer, unsigned int length,
memcpy (buffer + *out_pos, env, len + 1);
*out_pos += len;
- return (input);
+ return input;
}
/* Environment variable was not found, so process word. Advance input
pointer to start of word in "${var:-word}" */
@@ -2001,17 +1991,17 @@ static const char *expand_variable (char *buffer, unsigned int length,
safe_memcpy (tmp, input, len);
input = ptr;
if ( !st_expr_expand (tmp, STRING_LENGTH, tmp, func, info ) )
- return (NULL);
+ return NULL;
len = strlen (tmp);
if (len + *out_pos >= length)
goto expand_variable_out;
memcpy (buffer + *out_pos, tmp, len + 1);
*out_pos += len;
- return (input);
+ return input;
expand_variable_out:
msg_logger(LOG_INFO, bb_msg_small_buffer);
- return (NULL);
+ return NULL;
} /* End Function expand_variable */
@@ -2034,9 +2024,9 @@ static const char *get_variable_v2 (const char *variable,
{
value = (*func) (variable, info);
if (value != NULL)
- return (value);
+ return value;
}
- return getenv (variable);
+ return getenv(variable);
} /* End Function get_variable */
/* END OF CODE */