mirror of
https://github.com/wiidev/usbloadergx.git
synced 2024-10-04 20:55:07 +02:00
18a26d7e1a
*Rewrote complete main menu function *Moved ext2/3/4 disc cache to mem2 as on FAT/NTFS (added ext2 as custom lib due to that) *Added missing header files from R1011 for ext support *Fixed crash on Numpad when pressing a button *Fixed boot of WiiMC *Changed SVN line ending to LF (Unix style)
61 lines
1.5 KiB
C
61 lines
1.5 KiB
C
#include "ext2_internal.h"
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#include "ext2_frag.h"
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typedef struct _PrivData
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{
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_ext2_frag_append_t append_fragment;
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void * callback_data;
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} PrivDataST;
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static int block_iter_callback(ext2_filsys fs, blk64_t *blocknr, e2_blkcnt_t blockcnt, blk64_t ref_block, int ref_offset, void *privateData)
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{
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PrivDataST *priv = (PrivDataST *) privateData;
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blk64_t block;
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block = *blocknr;
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return priv->append_fragment(priv->callback_data, blockcnt*fs->io->block_size/512, block*fs->io->block_size/512, fs->io->block_size/512);
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}
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int _EXT2_get_fragments(const char *in_path, _ext2_frag_append_t append_fragment, void *callback_data)
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{
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ext2_inode_t *ni = NULL;
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ext2_vd *vd;
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vd = ext2GetVolume(in_path);
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if(!vd)
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{
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errno = EXDEV;
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return -1;
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}
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// Get the actual path of the entry
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const char * path = ext2RealPath(in_path);
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if (!path) {
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errno = EINVAL;
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return -1;
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}
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// Find the entry
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ni = ext2OpenEntry(vd, path);
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if (!ni) {
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errno = ENOENT;
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return -1;
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}
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PrivDataST priv;
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priv.callback_data = callback_data;
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priv.append_fragment = append_fragment;
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int ret = ext2fs_block_iterate3(vd->fs, ni->ino, BLOCK_FLAG_DATA_ONLY, NULL, block_iter_callback, &priv);
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if(ret == 0)
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ret = priv.append_fragment(callback_data, EXT2_I_SIZE(&ni->ni) >> 9, 0, 0);
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ext2UpdateTimes(vd, ni, EXT2_UPDATE_ATIME);
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ext2CloseEntry(vd, ni);
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return ret;
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}
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