diff options
author | Aneesh Kumar K.V <aneesh.kumar@linux.vnet.ibm.com> | 2011-01-28 18:09:08 +0530 |
---|---|---|
committer | Venkateswararao Jujjuri <jvrao@linux.vnet.ibm.com> | 2011-04-27 08:24:37 -0700 |
commit | 353ac78d495ef976242abd868f68d78420861c2c (patch) | |
tree | 68ee7899bb33c5ccca0935683d69f9e4754d2c85 /hw/virtio-9p-debug.c | |
parent | 661bfc80e876d32da8befe53ba0234d87fc0bcc2 (diff) |
virtio-9p: move 9p files around
Now that we start adding more files related to 9pfs
it make sense to move them to a separate directory
Signed-off-by: Aneesh Kumar K.V <aneesh.kumar@linux.vnet.ibm.com>
Signed-off-by: Venkateswararao Jujjuri <jvrao@linux.vnet.ibm.com>
Diffstat (limited to 'hw/virtio-9p-debug.c')
-rw-r--r-- | hw/virtio-9p-debug.c | 645 |
1 files changed, 0 insertions, 645 deletions
diff --git a/hw/virtio-9p-debug.c b/hw/virtio-9p-debug.c deleted file mode 100644 index 6b18842fd4..0000000000 --- a/hw/virtio-9p-debug.c +++ /dev/null @@ -1,645 +0,0 @@ -/* - * Virtio 9p PDU debug - * - * Copyright IBM, Corp. 2010 - * - * Authors: - * Anthony Liguori <aliguori@us.ibm.com> - * - * This work is licensed under the terms of the GNU GPL, version 2. See - * the COPYING file in the top-level directory. - * - */ -#include "virtio.h" -#include "pc.h" -#include "virtio-9p.h" -#include "virtio-9p-debug.h" - -#define BUG_ON(cond) assert(!(cond)) - -static FILE *llogfile; - -static struct iovec *get_sg(V9fsPDU *pdu, int rx) -{ - if (rx) { - return pdu->elem.in_sg; - } - return pdu->elem.out_sg; -} - -static int get_sg_count(V9fsPDU *pdu, int rx) -{ - if (rx) { - return pdu->elem.in_num; - } - return pdu->elem.out_num; - -} - -static void pprint_int8(V9fsPDU *pdu, int rx, size_t *offsetp, - const char *name) -{ - size_t copied; - int count = get_sg_count(pdu, rx); - size_t offset = *offsetp; - struct iovec *sg = get_sg(pdu, rx); - int8_t value; - - copied = do_pdu_unpack(&value, sg, count, offset, sizeof(value)); - - BUG_ON(copied != sizeof(value)); - offset += sizeof(value); - fprintf(llogfile, "%s=0x%x", name, value); - *offsetp = offset; -} - -static void pprint_int16(V9fsPDU *pdu, int rx, size_t *offsetp, - const char *name) -{ - size_t copied; - int count = get_sg_count(pdu, rx); - struct iovec *sg = get_sg(pdu, rx); - size_t offset = *offsetp; - int16_t value; - - - copied = do_pdu_unpack(&value, sg, count, offset, sizeof(value)); - - BUG_ON(copied != sizeof(value)); - offset += sizeof(value); - fprintf(llogfile, "%s=0x%x", name, value); - *offsetp = offset; -} - -static void pprint_int32(V9fsPDU *pdu, int rx, size_t *offsetp, - const char *name) -{ - size_t copied; - int count = get_sg_count(pdu, rx); - struct iovec *sg = get_sg(pdu, rx); - size_t offset = *offsetp; - int32_t value; - - - copied = do_pdu_unpack(&value, sg, count, offset, sizeof(value)); - - BUG_ON(copied != sizeof(value)); - offset += sizeof(value); - fprintf(llogfile, "%s=0x%x", name, value); - *offsetp = offset; -} - -static void pprint_int64(V9fsPDU *pdu, int rx, size_t *offsetp, - const char *name) -{ - size_t copied; - int count = get_sg_count(pdu, rx); - struct iovec *sg = get_sg(pdu, rx); - size_t offset = *offsetp; - int64_t value; - - - copied = do_pdu_unpack(&value, sg, count, offset, sizeof(value)); - - BUG_ON(copied != sizeof(value)); - offset += sizeof(value); - fprintf(llogfile, "%s=0x%" PRIx64, name, value); - *offsetp = offset; -} - -static void pprint_str(V9fsPDU *pdu, int rx, size_t *offsetp, const char *name) -{ - int sg_count = get_sg_count(pdu, rx); - struct iovec *sg = get_sg(pdu, rx); - size_t offset = *offsetp; - uint16_t tmp_size, size; - size_t result; - size_t copied = 0; - int i = 0; - - /* get the size */ - copied = do_pdu_unpack(&tmp_size, sg, sg_count, offset, sizeof(tmp_size)); - BUG_ON(copied != sizeof(tmp_size)); - size = le16_to_cpupu(&tmp_size); - offset += copied; - - fprintf(llogfile, "%s=", name); - for (i = 0; size && i < sg_count; i++) { - size_t len; - if (offset >= sg[i].iov_len) { - /* skip this sg */ - offset -= sg[i].iov_len; - continue; - } else { - len = MIN(sg[i].iov_len - offset, size); - result = fwrite(sg[i].iov_base + offset, 1, len, llogfile); - BUG_ON(result != len); - size -= len; - copied += len; - if (size) { - offset = 0; - continue; - } - } - } - *offsetp += copied; -} - -static void pprint_qid(V9fsPDU *pdu, int rx, size_t *offsetp, const char *name) -{ - fprintf(llogfile, "%s={", name); - pprint_int8(pdu, rx, offsetp, "type"); - pprint_int32(pdu, rx, offsetp, ", version"); - pprint_int64(pdu, rx, offsetp, ", path"); - fprintf(llogfile, "}"); -} - -static void pprint_stat(V9fsPDU *pdu, int rx, size_t *offsetp, const char *name) -{ - fprintf(llogfile, "%s={", name); - pprint_int16(pdu, rx, offsetp, "size"); - pprint_int16(pdu, rx, offsetp, ", type"); - pprint_int32(pdu, rx, offsetp, ", dev"); - pprint_qid(pdu, rx, offsetp, ", qid"); - pprint_int32(pdu, rx, offsetp, ", mode"); - pprint_int32(pdu, rx, offsetp, ", atime"); - pprint_int32(pdu, rx, offsetp, ", mtime"); - pprint_int64(pdu, rx, offsetp, ", length"); - pprint_str(pdu, rx, offsetp, ", name"); - pprint_str(pdu, rx, offsetp, ", uid"); - pprint_str(pdu, rx, offsetp, ", gid"); - pprint_str(pdu, rx, offsetp, ", muid"); - pprint_str(pdu, rx, offsetp, ", extension"); - pprint_int32(pdu, rx, offsetp, ", uid"); - pprint_int32(pdu, rx, offsetp, ", gid"); - pprint_int32(pdu, rx, offsetp, ", muid"); - fprintf(llogfile, "}"); -} - -static void pprint_stat_dotl(V9fsPDU *pdu, int rx, size_t *offsetp, - const char *name) -{ - fprintf(llogfile, "%s={", name); - pprint_qid(pdu, rx, offsetp, "qid"); - pprint_int32(pdu, rx, offsetp, ", st_mode"); - pprint_int64(pdu, rx, offsetp, ", st_nlink"); - pprint_int32(pdu, rx, offsetp, ", st_uid"); - pprint_int32(pdu, rx, offsetp, ", st_gid"); - pprint_int64(pdu, rx, offsetp, ", st_rdev"); - pprint_int64(pdu, rx, offsetp, ", st_size"); - pprint_int64(pdu, rx, offsetp, ", st_blksize"); - pprint_int64(pdu, rx, offsetp, ", st_blocks"); - pprint_int64(pdu, rx, offsetp, ", atime"); - pprint_int64(pdu, rx, offsetp, ", atime_nsec"); - pprint_int64(pdu, rx, offsetp, ", mtime"); - pprint_int64(pdu, rx, offsetp, ", mtime_nsec"); - pprint_int64(pdu, rx, offsetp, ", ctime"); - pprint_int64(pdu, rx, offsetp, ", ctime_nsec"); - fprintf(llogfile, "}"); -} - - - -static void pprint_strs(V9fsPDU *pdu, int rx, size_t *offsetp, const char *name) -{ - int sg_count = get_sg_count(pdu, rx); - struct iovec *sg = get_sg(pdu, rx); - size_t offset = *offsetp; - uint16_t tmp_count, count, i; - size_t copied = 0; - - fprintf(llogfile, "%s={", name); - - /* Get the count */ - copied = do_pdu_unpack(&tmp_count, sg, sg_count, offset, sizeof(tmp_count)); - BUG_ON(copied != sizeof(tmp_count)); - count = le16_to_cpupu(&tmp_count); - offset += copied; - - for (i = 0; i < count; i++) { - char str[512]; - if (i) { - fprintf(llogfile, ", "); - } - snprintf(str, sizeof(str), "[%d]", i); - pprint_str(pdu, rx, &offset, str); - } - - fprintf(llogfile, "}"); - - *offsetp = offset; -} - -static void pprint_qids(V9fsPDU *pdu, int rx, size_t *offsetp, const char *name) -{ - int sg_count = get_sg_count(pdu, rx); - struct iovec *sg = get_sg(pdu, rx); - size_t offset = *offsetp; - uint16_t tmp_count, count, i; - size_t copied = 0; - - fprintf(llogfile, "%s={", name); - - copied = do_pdu_unpack(&tmp_count, sg, sg_count, offset, sizeof(tmp_count)); - BUG_ON(copied != sizeof(tmp_count)); - count = le16_to_cpupu(&tmp_count); - offset += copied; - - for (i = 0; i < count; i++) { - char str[512]; - if (i) { - fprintf(llogfile, ", "); - } - snprintf(str, sizeof(str), "[%d]", i); - pprint_qid(pdu, rx, &offset, str); - } - - fprintf(llogfile, "}"); - - *offsetp = offset; -} - -static void pprint_sg(V9fsPDU *pdu, int rx, size_t *offsetp, const char *name) -{ - struct iovec *sg = get_sg(pdu, rx); - unsigned int count; - int i; - - if (rx) { - count = pdu->elem.in_num; - } else { - count = pdu->elem.out_num; - } - - fprintf(llogfile, "%s={", name); - for (i = 0; i < count; i++) { - if (i) { - fprintf(llogfile, ", "); - } - fprintf(llogfile, "(%p, 0x%zx)", sg[i].iov_base, sg[i].iov_len); - } - fprintf(llogfile, "}"); -} - -/* FIXME: read from a directory fid returns serialized stat_t's */ -#ifdef DEBUG_DATA -static void pprint_data(V9fsPDU *pdu, int rx, size_t *offsetp, const char *name) -{ - struct iovec *sg = get_sg(pdu, rx); - size_t offset = *offsetp; - unsigned int count; - int32_t size; - int total, i, j; - ssize_t len; - - if (rx) { - count = pdu->elem.in_num; - } else - count = pdu->elem.out_num; - } - - BUG_ON((offset + sizeof(size)) > sg[0].iov_len); - - memcpy(&size, sg[0].iov_base + offset, sizeof(size)); - offset += sizeof(size); - - fprintf(llogfile, "size: %x\n", size); - - sg[0].iov_base += 11; /* skip header */ - sg[0].iov_len -= 11; - - total = 0; - for (i = 0; i < count; i++) { - total += sg[i].iov_len; - if (total >= size) { - /* trim sg list so writev does the right thing */ - sg[i].iov_len -= (total - size); - i++; - break; - } - } - - fprintf(llogfile, "%s={\"", name); - fflush(llogfile); - for (j = 0; j < i; j++) { - if (j) { - fprintf(llogfile, "\", \""); - fflush(llogfile); - } - - do { - len = writev(fileno(llogfile), &sg[j], 1); - } while (len == -1 && errno == EINTR); - fprintf(llogfile, "len == %ld: %m\n", len); - BUG_ON(len != sg[j].iov_len); - } - fprintf(llogfile, "\"}"); - - sg[0].iov_base -= 11; - sg[0].iov_len += 11; - -} -#endif - -void pprint_pdu(V9fsPDU *pdu) -{ - size_t offset = 7; - - if (llogfile == NULL) { - llogfile = fopen("/tmp/pdu.log", "w"); - } - - BUG_ON(!llogfile); - - switch (pdu->id) { - case P9_TREADDIR: - fprintf(llogfile, "TREADDIR: ("); - pprint_int32(pdu, 0, &offset, "fid"); - pprint_int64(pdu, 0, &offset, ", initial offset"); - pprint_int32(pdu, 0, &offset, ", max count"); - break; - case P9_RREADDIR: - fprintf(llogfile, "RREADDIR: ("); - pprint_int32(pdu, 1, &offset, "count"); -#ifdef DEBUG_DATA - pprint_data(pdu, 1, &offset, ", data"); -#endif - break; - case P9_TMKDIR: - fprintf(llogfile, "TMKDIR: ("); - pprint_int32(pdu, 0, &offset, "fid"); - pprint_str(pdu, 0, &offset, "name"); - pprint_int32(pdu, 0, &offset, "mode"); - pprint_int32(pdu, 0, &offset, "gid"); - break; - case P9_RMKDIR: - fprintf(llogfile, "RMKDIR: ("); - pprint_qid(pdu, 0, &offset, "qid"); - break; - case P9_TVERSION: - fprintf(llogfile, "TVERSION: ("); - pprint_int32(pdu, 0, &offset, "msize"); - pprint_str(pdu, 0, &offset, ", version"); - break; - case P9_RVERSION: - fprintf(llogfile, "RVERSION: ("); - pprint_int32(pdu, 1, &offset, "msize"); - pprint_str(pdu, 1, &offset, ", version"); - break; - case P9_TGETATTR: - fprintf(llogfile, "TGETATTR: ("); - pprint_int32(pdu, 0, &offset, "fid"); - break; - case P9_RGETATTR: - fprintf(llogfile, "RGETATTR: ("); - pprint_stat_dotl(pdu, 1, &offset, "getattr"); - break; - case P9_TAUTH: - fprintf(llogfile, "TAUTH: ("); - pprint_int32(pdu, 0, &offset, "afid"); - pprint_str(pdu, 0, &offset, ", uname"); - pprint_str(pdu, 0, &offset, ", aname"); - pprint_int32(pdu, 0, &offset, ", n_uname"); - break; - case P9_RAUTH: - fprintf(llogfile, "RAUTH: ("); - pprint_qid(pdu, 1, &offset, "qid"); - break; - case P9_TATTACH: - fprintf(llogfile, "TATTACH: ("); - pprint_int32(pdu, 0, &offset, "fid"); - pprint_int32(pdu, 0, &offset, ", afid"); - pprint_str(pdu, 0, &offset, ", uname"); - pprint_str(pdu, 0, &offset, ", aname"); - pprint_int32(pdu, 0, &offset, ", n_uname"); - break; - case P9_RATTACH: - fprintf(llogfile, "RATTACH: ("); - pprint_qid(pdu, 1, &offset, "qid"); - break; - case P9_TERROR: - fprintf(llogfile, "TERROR: ("); - break; - case P9_RERROR: - fprintf(llogfile, "RERROR: ("); - pprint_str(pdu, 1, &offset, "ename"); - pprint_int32(pdu, 1, &offset, ", ecode"); - break; - case P9_TFLUSH: - fprintf(llogfile, "TFLUSH: ("); - pprint_int16(pdu, 0, &offset, "oldtag"); - break; - case P9_RFLUSH: - fprintf(llogfile, "RFLUSH: ("); - break; - case P9_TWALK: - fprintf(llogfile, "TWALK: ("); - pprint_int32(pdu, 0, &offset, "fid"); - pprint_int32(pdu, 0, &offset, ", newfid"); - pprint_strs(pdu, 0, &offset, ", wnames"); - break; - case P9_RWALK: - fprintf(llogfile, "RWALK: ("); - pprint_qids(pdu, 1, &offset, "wqids"); - break; - case P9_TOPEN: - fprintf(llogfile, "TOPEN: ("); - pprint_int32(pdu, 0, &offset, "fid"); - pprint_int8(pdu, 0, &offset, ", mode"); - break; - case P9_ROPEN: - fprintf(llogfile, "ROPEN: ("); - pprint_qid(pdu, 1, &offset, "qid"); - pprint_int32(pdu, 1, &offset, ", iounit"); - break; - case P9_TCREATE: - fprintf(llogfile, "TCREATE: ("); - pprint_int32(pdu, 0, &offset, "fid"); - pprint_str(pdu, 0, &offset, ", name"); - pprint_int32(pdu, 0, &offset, ", perm"); - pprint_int8(pdu, 0, &offset, ", mode"); - pprint_str(pdu, 0, &offset, ", extension"); - break; - case P9_RCREATE: - fprintf(llogfile, "RCREATE: ("); - pprint_qid(pdu, 1, &offset, "qid"); - pprint_int32(pdu, 1, &offset, ", iounit"); - break; - case P9_TSYMLINK: - fprintf(llogfile, "TSYMLINK: ("); - pprint_int32(pdu, 0, &offset, "fid"); - pprint_str(pdu, 0, &offset, ", name"); - pprint_str(pdu, 0, &offset, ", symname"); - pprint_int32(pdu, 0, &offset, ", gid"); - break; - case P9_RSYMLINK: - fprintf(llogfile, "RSYMLINK: ("); - pprint_qid(pdu, 1, &offset, "qid"); - break; - case P9_TLCREATE: - fprintf(llogfile, "TLCREATE: ("); - pprint_int32(pdu, 0, &offset, "dfid"); - pprint_str(pdu, 0, &offset, ", name"); - pprint_int32(pdu, 0, &offset, ", flags"); - pprint_int32(pdu, 0, &offset, ", mode"); - pprint_int32(pdu, 0, &offset, ", gid"); - break; - case P9_RLCREATE: - fprintf(llogfile, "RLCREATE: ("); - pprint_qid(pdu, 1, &offset, "qid"); - pprint_int32(pdu, 1, &offset, ", iounit"); - break; - case P9_TMKNOD: - fprintf(llogfile, "TMKNOD: ("); - pprint_int32(pdu, 0, &offset, "fid"); - pprint_str(pdu, 0, &offset, "name"); - pprint_int32(pdu, 0, &offset, "mode"); - pprint_int32(pdu, 0, &offset, "major"); - pprint_int32(pdu, 0, &offset, "minor"); - pprint_int32(pdu, 0, &offset, "gid"); - break; - case P9_RMKNOD: - fprintf(llogfile, "RMKNOD: )"); - pprint_qid(pdu, 0, &offset, "qid"); - break; - case P9_TREADLINK: - fprintf(llogfile, "TREADLINK: ("); - pprint_int32(pdu, 0, &offset, "fid"); - break; - case P9_RREADLINK: - fprintf(llogfile, "RREADLINK: ("); - pprint_str(pdu, 0, &offset, "target"); - break; - case P9_TREAD: - fprintf(llogfile, "TREAD: ("); - pprint_int32(pdu, 0, &offset, "fid"); - pprint_int64(pdu, 0, &offset, ", offset"); - pprint_int32(pdu, 0, &offset, ", count"); - pprint_sg(pdu, 0, &offset, ", sg"); - break; - case P9_RREAD: - fprintf(llogfile, "RREAD: ("); - pprint_int32(pdu, 1, &offset, "count"); - pprint_sg(pdu, 1, &offset, ", sg"); - offset = 7; -#ifdef DEBUG_DATA - pprint_data(pdu, 1, &offset, ", data"); -#endif - break; - case P9_TWRITE: - fprintf(llogfile, "TWRITE: ("); - pprint_int32(pdu, 0, &offset, "fid"); - pprint_int64(pdu, 0, &offset, ", offset"); - pprint_int32(pdu, 0, &offset, ", count"); - break; - case P9_RWRITE: - fprintf(llogfile, "RWRITE: ("); - pprint_int32(pdu, 1, &offset, "count"); - break; - case P9_TCLUNK: - fprintf(llogfile, "TCLUNK: ("); - pprint_int32(pdu, 0, &offset, "fid"); - break; - case P9_RCLUNK: - fprintf(llogfile, "RCLUNK: ("); - break; - case P9_TFSYNC: - fprintf(llogfile, "TFSYNC: ("); - pprint_int32(pdu, 0, &offset, "fid"); - break; - case P9_RFSYNC: - fprintf(llogfile, "RFSYNC: ("); - break; - case P9_TLINK: - fprintf(llogfile, "TLINK: ("); - pprint_int32(pdu, 0, &offset, "dfid"); - pprint_int32(pdu, 0, &offset, ", fid"); - pprint_str(pdu, 0, &offset, ", newpath"); - break; - case P9_RLINK: - fprintf(llogfile, "RLINK: ("); - break; - case P9_TREMOVE: - fprintf(llogfile, "TREMOVE: ("); - pprint_int32(pdu, 0, &offset, "fid"); - break; - case P9_RREMOVE: - fprintf(llogfile, "RREMOVE: ("); - break; - case P9_TSTAT: - fprintf(llogfile, "TSTAT: ("); - pprint_int32(pdu, 0, &offset, "fid"); - break; - case P9_RSTAT: - fprintf(llogfile, "RSTAT: ("); - offset += 2; /* ignored */ - pprint_stat(pdu, 1, &offset, "stat"); - break; - case P9_TWSTAT: - fprintf(llogfile, "TWSTAT: ("); - pprint_int32(pdu, 0, &offset, "fid"); - offset += 2; /* ignored */ - pprint_stat(pdu, 0, &offset, ", stat"); - break; - case P9_RWSTAT: - fprintf(llogfile, "RWSTAT: ("); - break; - case P9_TXATTRWALK: - fprintf(llogfile, "TXATTRWALK: ("); - pprint_int32(pdu, 0, &offset, "fid"); - pprint_int32(pdu, 0, &offset, ", newfid"); - pprint_str(pdu, 0, &offset, ", xattr name"); - break; - case P9_RXATTRWALK: - fprintf(llogfile, "RXATTRWALK: ("); - pprint_int64(pdu, 1, &offset, "xattrsize"); - case P9_TXATTRCREATE: - fprintf(llogfile, "TXATTRCREATE: ("); - pprint_int32(pdu, 0, &offset, "fid"); - pprint_str(pdu, 0, &offset, ", name"); - pprint_int64(pdu, 0, &offset, ", xattrsize"); - pprint_int32(pdu, 0, &offset, ", flags"); - break; - case P9_RXATTRCREATE: - fprintf(llogfile, "RXATTRCREATE: ("); - break; - case P9_TLOCK: - fprintf(llogfile, "TLOCK: ("); - pprint_int32(pdu, 0, &offset, "fid"); - pprint_int8(pdu, 0, &offset, ", type"); - pprint_int32(pdu, 0, &offset, ", flags"); - pprint_int64(pdu, 0, &offset, ", start"); - pprint_int64(pdu, 0, &offset, ", length"); - pprint_int32(pdu, 0, &offset, ", proc_id"); - pprint_str(pdu, 0, &offset, ", client_id"); - break; - case P9_RLOCK: - fprintf(llogfile, "RLOCK: ("); - pprint_int8(pdu, 0, &offset, "status"); - break; - case P9_TGETLOCK: - fprintf(llogfile, "TGETLOCK: ("); - pprint_int32(pdu, 0, &offset, "fid"); - pprint_int8(pdu, 0, &offset, ", type"); - pprint_int64(pdu, 0, &offset, ", start"); - pprint_int64(pdu, 0, &offset, ", length"); - pprint_int32(pdu, 0, &offset, ", proc_id"); - pprint_str(pdu, 0, &offset, ", client_id"); - break; - case P9_RGETLOCK: - fprintf(llogfile, "RGETLOCK: ("); - pprint_int8(pdu, 0, &offset, "type"); - pprint_int64(pdu, 0, &offset, ", start"); - pprint_int64(pdu, 0, &offset, ", length"); - pprint_int32(pdu, 0, &offset, ", proc_id"); - pprint_str(pdu, 0, &offset, ", client_id"); - break; - default: - fprintf(llogfile, "unknown(%d): (", pdu->id); - break; - } - - fprintf(llogfile, ")\n"); - /* Flush the log message out */ - fflush(llogfile); -} |