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fixed an issue when reading and writing binary files

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FactorialN 2023-12-01 14:52:14 -08:00
parent c768bed015
commit fa53122834
1 changed files with 5 additions and 1 deletions
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6
lib/files.cpp
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@ -573,7 +573,10 @@ int FilesOperation::fischl_write(const char *path, const char *buf, size_t size,
inode.inode_num = fi->fh; inode.inode_num = fi->fh;
fs->inode_manager->load_inode(&inode); fs->inode_manager->load_inode(&inode);
//size_t len = (inode.metadata.size/IO_BLOCK_SIZE) * IO_BLOCK_SIZE; // Assuming each block is 4096 bytes //size_t len = (inode.metadata.size/IO_BLOCK_SIZE) * IO_BLOCK_SIZE; // Assuming each block is 4096 bytes
char *buffer = strdup(buf); // Determine the length of the buffer
// Allocate memory for the new buffer
char* buffer = (char*)malloc(size);
memcpy(buffer, buf, size);
size_t bytes_write = fs->write(&inode, buffer, size, offset); size_t bytes_write = fs->write(&inode, buffer, size, offset);
/*size_t block_index = offset / IO_BLOCK_SIZE; // Starting block index /*size_t block_index = offset / IO_BLOCK_SIZE; // Starting block index
size_t block_offset = offset % IO_BLOCK_SIZE; // Offset within the first block size_t block_offset = offset % IO_BLOCK_SIZE; // Offset within the first block
@ -588,6 +591,7 @@ int FilesOperation::fischl_write(const char *path, const char *buf, size_t size,
block_offset = 0; // Only the first block might have a non-zero offset block_offset = 0; // Only the first block might have a non-zero offset
}*/ }*/
fs->inode_manager->save_inode(&inode); fs->inode_manager->save_inode(&inode);
free(buffer);
return bytes_write; // Return the actual number of bytes read return bytes_write; // Return the actual number of bytes read
} }