1
diff --git a/minilzo/minilzo.c b/minilzo/minilzo.c
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index 34ce0f0..ecfdf66 100644
3
--- a/minilzo/minilzo.c
4
+++ b/minilzo/minilzo.c
5
@@ -3547,6 +3547,8 @@ DO_COMPRESS ( const lzo_bytep in , lzo_uint in_len,
14
@@ -3561,6 +3563,7 @@ DO_COMPRESS ( const lzo_bytep in , lzo_uint in_len,
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# if (LZO_TEST_OVERRUN_INPUT >= 2)
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if ((lzo_uint)(ip_end - ip) < (lzo_uint)(x)) goto input_overrun
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+# define TEST_IV(x) if ((x) > (lzo_uint)0 - (511)) goto input_overrun
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@@ -3572,6 +3575,7 @@ DO_COMPRESS ( const lzo_bytep in , lzo_uint in_len,
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if ((lzo_uint)(op_end - op) < (lzo_uint)(x)) goto output_overrun
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+# define TEST_OV(x) if ((x) > (lzo_uint)0 - (511)) goto output_overrun
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@@ -3602,11 +3606,13 @@ DO_COMPRESS ( const lzo_bytep in , lzo_uint in_len,
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# define HAVE_NEED_IP 1
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# define NEED_IP(x) ((void) 0)
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+# define TEST_IV(x) ((void) 0)
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# define HAVE_NEED_OP 1
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# define NEED_OP(x) ((void) 0)
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+# define TEST_OV(x) ((void) 0)
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#if defined(HAVE_TEST_IP) || defined(HAVE_NEED_IP)
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@@ -3687,6 +3693,7 @@ DO_DECOMPRESS ( const lzo_bytep in , lzo_uint in_len,
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@@ -3835,6 +3842,7 @@ match:
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@@ -3879,6 +3887,7 @@ match:
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@@ -4073,6 +4082,8 @@ lookbehind_overrun:
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@@ -4087,6 +4098,7 @@ lookbehind_overrun:
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# if (LZO_TEST_OVERRUN_INPUT >= 2)
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if ((lzo_uint)(ip_end - ip) < (lzo_uint)(x)) goto input_overrun
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+# define TEST_IV(x) if ((x) > (lzo_uint)0 - (511)) goto input_overrun
85
@@ -4098,6 +4110,7 @@ lookbehind_overrun:
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if ((lzo_uint)(op_end - op) < (lzo_uint)(x)) goto output_overrun
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+# define TEST_OV(x) if ((x) > (lzo_uint)0 - (511)) goto output_overrun
93
@@ -4128,11 +4141,13 @@ lookbehind_overrun:
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# define HAVE_NEED_IP 1
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# define NEED_IP(x) ((void) 0)
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+# define TEST_IV(x) ((void) 0)
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# define HAVE_NEED_OP 1
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# define NEED_OP(x) ((void) 0)
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+# define TEST_OV(x) ((void) 0)
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#if defined(HAVE_TEST_IP) || defined(HAVE_NEED_IP)
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@@ -4213,6 +4228,7 @@ DO_DECOMPRESS ( const lzo_bytep in , lzo_uint in_len,
115
@@ -4361,6 +4377,7 @@ match:
123
@@ -4405,6 +4422,7 @@ match:
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diff --git a/src/lzo1_d.ch b/src/lzo1_d.ch
132
index 40a5bfd..c442d9c 100644
145
# if (LZO_TEST_OVERRUN_INPUT >= 2)
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# define NEED_IP(x) \
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if ((lzo_uint)(ip_end - ip) < (lzo_uint)(x)) goto input_overrun
148
+# define TEST_IV(x) if ((x) > (lzo_uint)0 - (511)) goto input_overrun
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# undef TEST_OP /* don't need both of the tests here */
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# define NEED_OP(x) \
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if ((lzo_uint)(op_end - op) < (lzo_uint)(x)) goto output_overrun
156
+# define TEST_OV(x) if ((x) > (lzo_uint)0 - (511)) goto output_overrun
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@@ -135,11 +139,13 @@
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# define HAVE_NEED_IP 1
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# define NEED_IP(x) ((void) 0)
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+# define TEST_IV(x) ((void) 0)
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# define HAVE_NEED_OP 1
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# define NEED_OP(x) ((void) 0)
170
+# define TEST_OV(x) ((void) 0)
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diff --git a/src/lzo1b_d.ch b/src/lzo1b_d.ch
175
index fe5f361..36b4b6b 100644
178
@@ -187,6 +187,7 @@ match:
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t += (M4_MIN_LEN - M3_MIN_LEN) + *ip++;
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diff --git a/src/lzo1f_d.ch b/src/lzo1f_d.ch
187
index 9e942f5..0c2199e 100644
190
@@ -84,6 +84,7 @@ DO_DECOMPRESS ( const lzo_bytep in , lzo_uint in_len,
198
@@ -138,6 +139,7 @@ match:
206
diff --git a/src/lzo1x_d.ch b/src/lzo1x_d.ch
207
index 49cf326..c804cc7 100644
210
@@ -120,6 +120,7 @@ DO_DECOMPRESS ( const lzo_bytep in , lzo_uint in_len,
218
@@ -273,6 +274,7 @@ match:
226
@@ -317,6 +319,7 @@ match:
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diff --git a/src/lzo2a_d.ch b/src/lzo2a_d.ch
235
index 48e51ca..954f07e 100644
238
@@ -131,6 +131,7 @@ DO_DECOMPRESS ( const lzo_bytep in , lzo_uint in_len,