From e907305c6c5ee722519ef67911e386490b9a23af Mon Sep 17 00:00:00 2001 From: Howard Chu Date: Mon, 26 Aug 2019 17:51:53 +0100 Subject: ITS#9068 fix backslash escaping mdb_load wasn't properly inserting escaped backslashes into the data. mdb_dump wasn't escaping backslashes when generating printable output. --- external/db_drivers/liblmdb/mdb_dump.c | 2 ++ external/db_drivers/liblmdb/mdb_load.c | 4 ++-- 2 files changed, 4 insertions(+), 2 deletions(-) diff --git a/external/db_drivers/liblmdb/mdb_dump.c b/external/db_drivers/liblmdb/mdb_dump.c index b7737f12d..068dab5a8 100644 --- a/external/db_drivers/liblmdb/mdb_dump.c +++ b/external/db_drivers/liblmdb/mdb_dump.c @@ -64,6 +64,8 @@ static void text(MDB_val *v) end = c + v->mv_size; while (c < end) { if (isprint(*c)) { + if (*c == '\\') + putchar('\\'); putchar(*c); } else { putchar('\\'); diff --git a/external/db_drivers/liblmdb/mdb_load.c b/external/db_drivers/liblmdb/mdb_load.c index ad911c088..e900ae660 100644 --- a/external/db_drivers/liblmdb/mdb_load.c +++ b/external/db_drivers/liblmdb/mdb_load.c @@ -236,7 +236,7 @@ badend: while (c2 < end) { if (*c2 == '\\') { if (c2[1] == '\\') { - c1++; c2 += 2; + *c1++ = *c2; } else { if (c2+3 > end || !isxdigit(c2[1]) || !isxdigit(c2[2])) { Eof = 1; @@ -244,8 +244,8 @@ badend: return EOF; } *c1++ = unhex(++c2); - c2 += 2; } + c2 += 2; } else { /* copies are redundant when no escapes were used */ *c1++ = *c2++; -- cgit v1.2.3