[SCM] Samba Shared Repository - branch master updated
Ralph Böhme
slow at samba.org
Fri Sep 18 12:04:02 UTC 2015
The branch, master has been updated
via a36a734 Revert "tdb: Add tdbdump -u"
from 6ce3643 s3: tests: smbclient test to ensure we can create and see a :foobar stream on the top level directory in a share.
https://git.samba.org/?p=samba.git;a=shortlog;h=master
- Log -----------------------------------------------------------------
commit a36a734717fc8cee2fe69f5822b2fc6aafb8dadd
Author: Ralph Boehme <slow at samba.org>
Date: Fri Sep 18 10:58:37 2015 +0200
Revert "tdb: Add tdbdump -u"
This reverts commit ea53e86c256bec08373dbe86e190a7f5a06eff9d.
Signed-off-by: Ralph Boehme <slow at samba.org>
Reviewed-by: Volker Lendecke <vl at samba.org>
Autobuild-User(master): Ralph Böhme <slow at samba.org>
Autobuild-Date(master): Fri Sep 18 14:03:12 CEST 2015 on sn-devel-104
-----------------------------------------------------------------------
Summary of changes:
lib/tdb/man/tdbdump.8.xml | 9 --
lib/tdb/tools/tdbdump.c | 285 +---------------------------------------------
2 files changed, 1 insertion(+), 293 deletions(-)
Changeset truncated at 500 lines:
diff --git a/lib/tdb/man/tdbdump.8.xml b/lib/tdb/man/tdbdump.8.xml
index 238e881..31e6888 100644
--- a/lib/tdb/man/tdbdump.8.xml
+++ b/lib/tdb/man/tdbdump.8.xml
@@ -22,7 +22,6 @@
<command>tdbdump</command>
<arg choice="opt">-k <replaceable>keyname</replaceable></arg>
<arg choice="opt">-e</arg>
- <arg choice="opt">-u</arg>
<arg choice="opt">-h</arg>
<arg choice="req">filename</arg>
</cmdsynopsis>
@@ -70,14 +69,6 @@
</para></listitem>
</varlistentry>
- <varlistentry>
- <term>-u</term>
- <listitem><para>
- 'Undumps' a database, turning the tdbdump output on stdin
- into a tdb again.
- </para></listitem>
- </varlistentry>
-
</variablelist>
</refsect1>
diff --git a/lib/tdb/tools/tdbdump.c b/lib/tdb/tools/tdbdump.c
index aa50540..9a0a7fe 100644
--- a/lib/tdb/tools/tdbdump.c
+++ b/lib/tdb/tools/tdbdump.c
@@ -23,7 +23,6 @@
#include "system/filesys.h"
#include "system/wait.h"
#include "tdb.h"
-#include <regex.h>
static void print_data(TDB_DATA d)
{
@@ -135,293 +134,18 @@ static int dump_tdb(const char *fname, const char *keyname, bool emergency)
return 0;
}
-static bool file_parse_lines(FILE *f,
- bool (*cb)(char *buf, size_t buflen,
- void *private_data),
- void *private_data)
-{
- char *buf;
- size_t buflen;
-
- buflen = 1024;
- buf = malloc(1024);
- if (buf == NULL) {
- return false;
- }
-
- while (true) {
- size_t pos = 0;
- int c;
- bool ok;
-
- while ((c = fgetc(f)) != EOF) {
-
- buf[pos++] = c;
-
- if (pos == (buflen-1)) {
- char *tmp;
- tmp = realloc(buf, buflen*2);
- if (tmp == NULL) {
- free(buf);
- return false;
- }
- buf = tmp;
- buflen *= 2;
- }
-
- if (c == '\n') {
- break;
- }
- }
-
- if (c == EOF) {
- free(buf);
- return (pos == 0);
- }
-
- buf[pos] = '\0';
-
- ok = cb(buf, buflen, private_data);
- if (!ok) {
- break;
- }
- }
- free(buf);
- return true;
-}
-
-struct undump_state {
- struct tdb_context *tdb;
- TDB_DATA key;
- TDB_DATA data;
- int line;
-};
-
-static ssize_t match_len(const regmatch_t *m, size_t buflen)
-{
- if ((m->rm_eo < m->rm_so) ||
- (m->rm_eo > buflen) || (m->rm_so > buflen)) {
- return -1;
- }
- return m->rm_eo - m->rm_so;
-}
-
-static int nibble(char c)
-{
- if ((c >= '0') && (c <= '9')) {
- return c - '0';
- }
- if ((c >= 'A') && (c <= 'F')) {
- return c - 'A' + 10;
- }
- if ((c >= 'a') && (c <= 'f')) {
- return c - 'a' + 10;
- }
- return -1;
-}
-
-static bool undump_regmatch(int line, char *buf, size_t buflen,
- const regmatch_t *nummatch,
- const regmatch_t *datamatch,
- TDB_DATA *pret)
-{
- ssize_t numlen = match_len(nummatch, buflen);
- ssize_t datalen = match_len(datamatch, buflen);
- long long num;
- size_t col;
-
- TDB_DATA ret = {0};
-
- if ((numlen == -1) || (datalen == -1)) {
- fprintf(stderr, "No matches in line %d\n", line);
- return false;
- }
-
- {
- char numbuf[numlen+1];
- memcpy(numbuf, buf+nummatch->rm_so, numlen);
- numbuf[numlen] = '\0';
- num = atoll(numbuf);
- }
-
- if (num == 0) {
- *pret = ret;
- return true;
- }
-
- ret.dptr = malloc(datalen);
- if (ret.dptr == NULL) {
- fprintf(stderr, "malloc failed for line %d\n", line);
- return false;
- }
-
- col = datamatch->rm_so;
- while (col < datamatch->rm_eo) {
- int n;
-
- if (buf[col] != '\\') {
- ret.dptr[ret.dsize++] = buf[col++];
- continue;
- }
-
- if ((datamatch->rm_eo - col) < 3) {
- fprintf(stderr, "hex char too short in line %d, "
- "col %d\n", line, (int)col);
- goto fail;
- }
-
- n = nibble(buf[col+1]);
- if (n == -1) {
- fprintf(stderr, "Could not convert '%c' in line %d "
- "col %d\n", buf[col+1], line, (int)col);
- goto fail;
- }
- ret.dptr[ret.dsize] = n << 4;
-
- n = nibble(buf[col+2]);
- if (n == -1) {
- fprintf(stderr, "Could not convert '%c' in line %d, "
- "col %d\n", buf[col+2], line, (int)col);
- goto fail;
- }
- ret.dptr[ret.dsize] |= n;
-
- ret.dsize += 1;
- col += 3;
- }
-
- if (ret.dsize != num) {
- fprintf(stderr, "Expected %d chars, got %d in line %d\n",
- (int)num, (int)ret.dsize, line);
- goto fail;
- }
-
- *pret = ret;
- return true;
-
-fail:
- free(ret.dptr);
- return false;
-}
-
-static bool undump_cb(char *buf, size_t buflen, void *private_data)
-{
- struct undump_state *state = private_data;
- regex_t regex;
- regmatch_t matches[3];
- int ret;
- bool ok;
-
- state->line++;
-
- ret = regcomp(®ex, "^key(\\([[:digit:]]*\\)) = \"\\(.*\\)\"\n$", 0);
- if (ret != 0) {
- return false;
- }
-
- ret = regexec(®ex, buf, 3, matches, 0);
- if (ret == 0) {
- if (state->key.dsize != 0) {
- fprintf(stderr, "line %d has duplicate key\n",
- state->line);
- regfree(®ex);
- return false;
- }
- ok = undump_regmatch(state->line, buf, buflen,
- &matches[1], &matches[2],
- &state->key);
- if (!ok) {
- regfree(®ex);
- return false;
- }
- }
- regfree(®ex);
-
- ret = regcomp(®ex, "^data(\\([[:digit:]]*\\)) = \"\\(.*\\)\"\n$",
- 0);
- if (ret != 0) {
- return false;
- }
-
- ret = regexec(®ex, buf, 3, matches, 0);
- if (ret == 0) {
- if (state->key.dsize == 0) {
- fprintf(stderr, "line %d has data without key\n",
- state->line);
- regfree(®ex);
- return false;
- }
- if (state->data.dsize != 0) {
- fprintf(stderr, "line %d has duplicate data\n",
- state->line);
- regfree(®ex);
- return false;
- }
- ok = undump_regmatch(state->line, buf, buflen,
- &matches[1], &matches[2],
- &state->data);
- if (!ok) {
- return false;
- }
-
- ret = tdb_store(state->tdb, state->key, state->data, 0);
-
- free(state->key.dptr);
- state->key = (TDB_DATA) {0};
-
- free(state->data.dptr);
- state->data = (TDB_DATA) {0};
-
- if (ret == -1) {
- fprintf(stderr, "tdb_store for line %d failed: %s\n",
- state->line, tdb_errorstr(state->tdb));
- return false;
- }
- }
-
- regfree(®ex);
-
- return true;
-}
-
-static int undump_tdb(const char *fname)
-{
- struct tdb_logging_context logfn = { log_stderr };
- struct undump_state state = {0};
- bool ok;
-
- state.tdb = tdb_open_ex(fname, 0, TDB_DEFAULT, O_RDWR|O_CREAT, 0600,
- &logfn, NULL);
- if (state.tdb == NULL) {
- printf("Failed to open %s\n", fname);
- return 1;
- }
-
- ok = file_parse_lines(stdin, undump_cb, &state);
- if (!ok) {
- printf("Failed to parse stdin\n");
- return 1;
- }
-
- tdb_close(state.tdb);
-
- return 0;
-}
-
static void usage( void)
{
printf( "Usage: tdbdump [options] <filename>\n\n");
printf( " -h this help message\n");
printf( " -k keyname dumps value of keyname\n");
printf( " -e emergency dump, for corrupt databases\n");
- printf( " -u undump stdin\n");
}
int main(int argc, char *argv[])
{
char *fname, *keyname=NULL;
bool emergency = false;
- bool undump = false;
int c;
if (argc < 2) {
@@ -429,7 +153,7 @@ static void usage( void)
exit(1);
}
- while ((c = getopt( argc, argv, "hk:eu")) != -1) {
+ while ((c = getopt( argc, argv, "hk:e")) != -1) {
switch (c) {
case 'h':
usage();
@@ -440,9 +164,6 @@ static void usage( void)
case 'e':
emergency = true;
break;
- case 'u':
- undump = true;
- break;
default:
usage();
exit( 1);
@@ -451,9 +172,5 @@ static void usage( void)
fname = argv[optind];
- if (undump) {
- return undump_tdb(fname);
- }
-
return dump_tdb(fname, keyname, emergency);
}
--
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