diff options
| -rw-r--r-- | tools/iio/iio_utils.c | 22 | ||||
| -rw-r--r-- | tools/iio/iio_utils.h | 15 |
2 files changed, 22 insertions, 15 deletions
diff --git a/tools/iio/iio_utils.c b/tools/iio/iio_utils.c index dfee1a3f3f63..ec9ab7f9ae4c 100644 --- a/tools/iio/iio_utils.c +++ b/tools/iio/iio_utils.c @@ -634,7 +634,8 @@ error_close_dir: return ret; } -static int _write_sysfs_int(char *filename, char *basedir, int val, int verify) +static int _write_sysfs_int(const char *filename, const char *basedir, int val, + int verify) { int ret = 0; FILE *sysfsfp; @@ -707,7 +708,7 @@ error_free: * * Returns a value >= 0 on success, otherwise a negative error code. **/ -int write_sysfs_int(char *filename, char *basedir, int val) +int write_sysfs_int(const char *filename, const char *basedir, int val) { return _write_sysfs_int(filename, basedir, val, 0); } @@ -721,13 +722,14 @@ int write_sysfs_int(char *filename, char *basedir, int val) * * Returns a value >= 0 on success, otherwise a negative error code. **/ -int write_sysfs_int_and_verify(char *filename, char *basedir, int val) +int write_sysfs_int_and_verify(const char *filename, const char *basedir, + int val) { return _write_sysfs_int(filename, basedir, val, 1); } -static int _write_sysfs_string(char *filename, char *basedir, char *val, - int verify) +static int _write_sysfs_string(const char *filename, const char *basedir, + const char *val, int verify) { int ret = 0; FILE *sysfsfp; @@ -805,7 +807,8 @@ error_free: * * Returns a value >= 0 on success, otherwise a negative error code. **/ -int write_sysfs_string_and_verify(char *filename, char *basedir, char *val) +int write_sysfs_string_and_verify(const char *filename, const char *basedir, + const char *val) { return _write_sysfs_string(filename, basedir, val, 1); } @@ -818,7 +821,8 @@ int write_sysfs_string_and_verify(char *filename, char *basedir, char *val) * * Returns a value >= 0 on success, otherwise a negative error code. **/ -int write_sysfs_string(char *filename, char *basedir, char *val) +int write_sysfs_string(const char *filename, const char *basedir, + const char *val) { return _write_sysfs_string(filename, basedir, val, 0); } @@ -831,7 +835,7 @@ int write_sysfs_string(char *filename, char *basedir, char *val) * Returns the read integer value >= 0 on success, otherwise a negative error * code. **/ -int read_sysfs_posint(char *filename, char *basedir) +int read_sysfs_posint(const char *filename, const char *basedir) { int ret; FILE *sysfsfp; @@ -875,7 +879,7 @@ error_free: * * Returns a value >= 0 on success, otherwise a negative error code. **/ -int read_sysfs_float(char *filename, char *basedir, float *val) +int read_sysfs_float(const char *filename, const char *basedir, float *val) { int ret = 0; FILE *sysfsfp; diff --git a/tools/iio/iio_utils.h b/tools/iio/iio_utils.h index e5eb46ade0a3..379eed9deaea 100644 --- a/tools/iio/iio_utils.h +++ b/tools/iio/iio_utils.h @@ -63,12 +63,15 @@ void bsort_channel_array_by_index(struct iio_channel_info **ci_array, int cnt); int build_channel_array(const char *device_dir, struct iio_channel_info **ci_array, int *counter); int find_type_by_name(const char *name, const char *type); -int write_sysfs_int(char *filename, char *basedir, int val); -int write_sysfs_int_and_verify(char *filename, char *basedir, int val); -int write_sysfs_string_and_verify(char *filename, char *basedir, char *val); -int write_sysfs_string(char *filename, char *basedir, char *val); -int read_sysfs_posint(char *filename, char *basedir); -int read_sysfs_float(char *filename, char *basedir, float *val); +int write_sysfs_int(const char *filename, const char *basedir, int val); +int write_sysfs_int_and_verify(const char *filename, const char *basedir, + int val); +int write_sysfs_string_and_verify(const char *filename, const char *basedir, + const char *val); +int write_sysfs_string(const char *filename, const char *basedir, + const char *val); +int read_sysfs_posint(const char *filename, const char *basedir); +int read_sysfs_float(const char *filename, const char *basedir, float *val); int read_sysfs_string(const char *filename, const char *basedir, char *str); #endif /* _IIO_UTILS_H_ */ |