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| author | Marek Szyprowski <m.szyprowski@samsung.com> | 2020-03-17 14:03:10 +0100 |
|---|---|---|
| committer | Jaehoon Chung <jh80.chung@samsung.com> | 2023-10-17 13:19:20 +0900 |
| commit | 40849b544ea11e848511cdaba40fb2f3409eb629 (patch) | |
| tree | 704d457437c89e53114c33120c8aa75dceae17c0 /net | |
| parent | 4918aa4633e0c702e2d3981a8c453c79cb1c9bff (diff) | |
| download | u-boot-40849b544ea11e848511cdaba40fb2f3409eb629.tar.gz u-boot-40849b544ea11e848511cdaba40fb2f3409eb629.tar.bz2 u-boot-40849b544ea11e848511cdaba40fb2f3409eb629.zip | |
net: nfs: add support for partial downloads from given offset
Add support for downloading file from the given offset (in bytes) and limit the size up to given
bytes.
Signed-off-by: Marek Szyprowski <m.szyprowski@samsung.com>
Change-Id: I9f442d375d6b37986cb7c10f93c11d265886cceb
Diffstat (limited to 'net')
| -rw-r--r-- | net/nfs.c | 11 |
1 files changed, 9 insertions, 2 deletions
@@ -56,6 +56,8 @@ static unsigned long rpc_id; static int nfs_offset = -1; static int nfs_len; static const ulong nfs_timeout = CONFIG_NFS_TIMEOUT; +u32 net_boot_file_size_limit; +u32 net_boot_file_offset; static char dirfh[NFS_FHSIZE]; /* NFSv2 / NFSv3 file handle of directory */ static char filefh[NFS3_FHSIZE]; /* NFSv2 / NFSv3 file handle */ @@ -756,7 +758,7 @@ static int nfs_read_reply(uchar *pkt, unsigned len) if (((uchar *)&(rpc_pkt.u.reply.data[0]) - (uchar *)(&rpc_pkt) + rlen) > len) return -9999; - if (store_block(data_ptr, nfs_offset, rlen)) + if (store_block(data_ptr, nfs_offset - net_boot_file_offset, rlen)) return -9999; return rlen; @@ -858,7 +860,7 @@ static void nfs_handler(uchar *pkt, unsigned dest, struct in_addr sip, nfs_send(); } else { nfs_state = STATE_READ_REQ; - nfs_offset = 0; + nfs_offset = net_boot_file_offset; nfs_len = NFS_READ_SIZE; nfs_send(); } @@ -889,6 +891,11 @@ static void nfs_handler(uchar *pkt, unsigned dest, struct in_addr sip, net_set_timeout_handler(nfs_timeout, nfs_timeout_handler); if (rlen > 0) { nfs_offset += rlen; + if (nfs_offset - net_boot_file_offset == + net_boot_file_size_limit) { + nfs_download_state = NETLOOP_SUCCESS; + nfs_state = STATE_UMOUNT_REQ; + } nfs_send(); } else if ((rlen == -NFSERR_ISDIR) || (rlen == -NFSERR_INVAL)) { /* symbolic link */ |