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zdump: constify struct zg_fh *fh parameter in the zg file APIs

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Constify the `struct zg_fh *fh` parameter in the file APIS, e.g. `zg_path()`.

Signed-off-by: Marc Hartmayer <mhartmay@linux.ibm.com>
Reviewed-by: Steffen Eiden <seiden@linux.ibm.com>
Signed-off-by: Jan Höppner <hoeppner@linux.ibm.com>
This commit is contained in:
Marc Hartmayer
2022-04-07 15:09:50 +02:00
committed by Jan Höppner
parent 5fe2e19277
commit ff3fe4bf43
2 changed files with 23 additions and 27 deletions
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25
zdump/zg.c
View File

@@ -130,7 +130,7 @@ void zg_free(void *ptr)
/*
* Return path name of open file
*/
const char *zg_path(struct zg_fh *zg_fh)
const char *zg_path(const struct zg_fh *zg_fh)
{
return zg_fh->path;
}
@@ -138,7 +138,7 @@ const char *zg_path(struct zg_fh *zg_fh)
/*
* Return stat buffer of open file
*/
const struct stat *zg_stat(struct zg_fh *zg_fh)
const struct stat *zg_stat(const struct zg_fh *zg_fh)
{
return &zg_fh->sb;
}
@@ -190,7 +190,7 @@ void zg_close(struct zg_fh *zg_fh)
/*
* Read file
*/
ssize_t zg_read(struct zg_fh *zg_fh, void *buf, size_t cnt, enum zg_check check)
ssize_t zg_read(const struct zg_fh *zg_fh, void *buf, size_t cnt, enum zg_check check)
{
size_t copied = 0;
ssize_t rc;
@@ -216,7 +216,7 @@ ssize_t zg_read(struct zg_fh *zg_fh, void *buf, size_t cnt, enum zg_check check)
/*
* Read line
*/
ssize_t zg_gets(struct zg_fh *zg_fh, void *ptr, size_t cnt, enum zg_check check)
ssize_t zg_gets(const struct zg_fh *zg_fh, void *ptr, size_t cnt, enum zg_check check)
{
size_t copied = 0;
char *buf = ptr;
@@ -242,7 +242,7 @@ ssize_t zg_gets(struct zg_fh *zg_fh, void *ptr, size_t cnt, enum zg_check check)
/*
* Return file size
*/
u64 zg_size(struct zg_fh *zg_fh)
u64 zg_size(const struct zg_fh *zg_fh)
{
return zg_fh->sb.st_size;
}
@@ -250,7 +250,7 @@ u64 zg_size(struct zg_fh *zg_fh)
/*
* Return file position
*/
off_t zg_tell(struct zg_fh *zg_fh, enum zg_check check)
off_t zg_tell(const struct zg_fh *zg_fh, enum zg_check check)
{
off_t rc;
@@ -264,7 +264,7 @@ off_t zg_tell(struct zg_fh *zg_fh, enum zg_check check)
/*
* Seek to "off" relative to END
*/
off_t zg_seek_end(struct zg_fh *zg_fh, off_t off, enum zg_check check)
off_t zg_seek_end(const struct zg_fh *zg_fh, off_t off, enum zg_check check)
{
off_t rc;
@@ -277,7 +277,7 @@ off_t zg_seek_end(struct zg_fh *zg_fh, off_t off, enum zg_check check)
/*
* Seek to "off" in file
*/
off_t zg_seek(struct zg_fh *zg_fh, off_t off, enum zg_check check)
off_t zg_seek(const struct zg_fh *zg_fh, off_t off, enum zg_check check)
{
off_t rc;
@@ -295,7 +295,7 @@ off_t zg_seek(struct zg_fh *zg_fh, off_t off, enum zg_check check)
/*
* Seek from current position
*/
off_t zg_seek_cur(struct zg_fh *zg_fh, off_t off, enum zg_check check)
off_t zg_seek_cur(const struct zg_fh *zg_fh, off_t off, enum zg_check check)
{
off_t rc;
@@ -308,8 +308,7 @@ off_t zg_seek_cur(struct zg_fh *zg_fh, off_t off, enum zg_check check)
/*
* Do ioctl and exit in case of an error
*/
int zg_ioctl(struct zg_fh *zg_fh, int rq, void *data, const char *op,
enum zg_check check)
int zg_ioctl(const struct zg_fh *zg_fh, int rq, void *data, const char *op, enum zg_check check)
{
int rc;
@@ -323,10 +322,10 @@ int zg_ioctl(struct zg_fh *zg_fh, int rq, void *data, const char *op,
/*
* Return file type
*/
enum zg_type zg_type(struct zg_fh *zg_fh)
enum zg_type zg_type(const struct zg_fh *zg_fh)
{
struct mtop mtop;
struct stat *sb = &zg_fh->sb;
const struct stat *sb = &zg_fh->sb;
if (S_ISREG(sb->st_mode))
return ZG_TYPE_FILE;

25
zdump/zg.h
View File

@@ -137,22 +137,19 @@ enum zg_check {
ZG_CHECK_NONE,
};
const char *zg_path(struct zg_fh *zg_fh);
const struct stat *zg_stat(struct zg_fh *zg_fh);
const char *zg_path(const struct zg_fh *zg_fh);
const struct stat *zg_stat(const struct zg_fh *zg_fh);
struct zg_fh *zg_open(const char *path, int flags, enum zg_check check);
void zg_close(struct zg_fh *zg_fh);
ssize_t zg_read(struct zg_fh *zg_fh, void *buf, size_t cnt,
enum zg_check check);
ssize_t zg_gets(struct zg_fh *zg_fh, void *buf, size_t cnt,
enum zg_check check);
u64 zg_size(struct zg_fh *zg_fh);
off_t zg_tell(struct zg_fh *zg_fh, enum zg_check check);
off_t zg_seek(struct zg_fh *zg_fh, off_t off, enum zg_check check);
off_t zg_seek_end(struct zg_fh *zg_fh, off_t off, enum zg_check check);
off_t zg_seek_cur(struct zg_fh *zg_fh, off_t off, enum zg_check check);
int zg_ioctl(struct zg_fh *zg_fh, int rq, void *data, const char *op,
enum zg_check check);
enum zg_type zg_type(struct zg_fh *zg_fh);
ssize_t zg_read(const struct zg_fh *zg_fh, void *buf, size_t cnt, enum zg_check check);
ssize_t zg_gets(const struct zg_fh *zg_fh, void *buf, size_t cnt, enum zg_check check);
u64 zg_size(const struct zg_fh *zg_fh);
off_t zg_tell(const struct zg_fh *zg_fh, enum zg_check check);
off_t zg_seek(const struct zg_fh *zg_fh, off_t off, enum zg_check check);
off_t zg_seek_end(const struct zg_fh *zg_fh, off_t off, enum zg_check check);
off_t zg_seek_cur(const struct zg_fh *zg_fh, off_t off, enum zg_check check);
int zg_ioctl(const struct zg_fh *zg_fh, int rq, void *data, const char *op, enum zg_check check);
enum zg_type zg_type(const struct zg_fh *zg_fh);
/*
* zgetdump actions