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author | Sebastian Schmelzer | 2010-10-25 16:53:54 +0200 |
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committer | Sebastian Schmelzer | 2010-10-25 16:53:54 +0200 |
commit | 3050a9253437f4a4b5ad4bf3b3efdc3c660a5137 (patch) | |
tree | 91ac22153e416aac7ca20916b314b5e2ffa871b1 /contrib/syslinux-4.02/core/fs/readdir.c | |
download | preboot-3050a9253437f4a4b5ad4bf3b3efdc3c660a5137.tar.gz preboot-3050a9253437f4a4b5ad4bf3b3efdc3c660a5137.tar.xz preboot-3050a9253437f4a4b5ad4bf3b3efdc3c660a5137.zip |
Diffstat (limited to 'contrib/syslinux-4.02/core/fs/readdir.c')
-rw-r--r-- | contrib/syslinux-4.02/core/fs/readdir.c | 57 |
1 files changed, 57 insertions, 0 deletions
diff --git a/contrib/syslinux-4.02/core/fs/readdir.c b/contrib/syslinux-4.02/core/fs/readdir.c new file mode 100644 index 0000000..d071aff --- /dev/null +++ b/contrib/syslinux-4.02/core/fs/readdir.c @@ -0,0 +1,57 @@ +#include <stdio.h> +#include <string.h> +#include <sys/dirent.h> +#include "fs.h" +#include "core.h" + +/* + * Open a directory + */ +DIR *opendir(const char *path) +{ + int rv; + struct file *file; + + rv = searchdir(path); + if (rv < 0) + return NULL; + + file = handle_to_file(rv); + + if (file->inode->mode != DT_DIR) { + _close_file(file); + return NULL; + } + + return (DIR *)file; +} + +/* + * Read one directory entry at one time. + */ +struct dirent *readdir(DIR *dir) +{ + static struct dirent buf; + struct file *dd_dir = (struct file *)dir; + int rv = -1; + + if (dd_dir) { + if (dd_dir->fs->fs_ops->readdir) { + rv = dd_dir->fs->fs_ops->readdir(dd_dir, &buf); + } + } + + return rv < 0 ? NULL : &buf; +} + +/* + * Close a directory + */ +int closedir(DIR *dir) +{ + struct file *dd_dir = (struct file *)dir; + _close_file(dd_dir); + return 0; +} + + |