From 7dd1a2ee6bfb33807594f115c59548f8cf1d3475 Mon Sep 17 00:00:00 2001 From: Even Rouault Date: Fri, 15 Mar 2019 20:04:15 +0100 Subject: aea: validate |lat_1| and |lat_2| <= 90 Fixes https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=13028 Credit to OSS Fuzz --- test/gie/builtins.gie | 5 +++++ 1 file changed, 5 insertions(+) (limited to 'test') diff --git a/test/gie/builtins.gie b/test/gie/builtins.gie index 15bbaf05..c4f849a4 100644 --- a/test/gie/builtins.gie +++ b/test/gie/builtins.gie @@ -63,6 +63,11 @@ expect -0.001790494 0.000895246 accept -200 -100 expect -0.001790493 -0.000895247 +operation +proj=aea +ellps=GRS80 +lat_1=900 +expect failure errno lat_larger_than_90 + +operation +proj=aea +ellps=GRS80 +lat_2=900 +expect failure errno lat_larger_than_90 =============================================================================== Azimuthal Equidistant -- cgit v1.2.3 From 44fc7dda9fc411f7c2f052c2271d563bc52f2518 Mon Sep 17 00:00:00 2001 From: Even Rouault Date: Fri, 15 Mar 2019 20:17:28 +0100 Subject: ellps_spherification(): detect invalid semi-major axis value Fixes https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=12909 Credit to OSS Fuzz --- test/gie/ellipsoid.gie | 3 +++ 1 file changed, 3 insertions(+) (limited to 'test') diff --git a/test/gie/ellipsoid.gie b/test/gie/ellipsoid.gie index 2a6d02a5..2a7bdd60 100644 --- a/test/gie/ellipsoid.gie +++ b/test/gie/ellipsoid.gie @@ -67,6 +67,9 @@ expect failure errno major_axis_not_given operation proj=merc +R=0 expect failure errno major_axis_not_given +operation +proj=merc +R_a +a=2 +f=2 +expect failure errno major_axis_not_given + operation expect failure operation cobra -- cgit v1.2.3 From ed2b26a09b407f7b580297d8a2cc516f786cbcc6 Mon Sep 17 00:00:00 2001 From: Even Rouault Date: Fri, 15 Mar 2019 22:24:31 +0100 Subject: Hammer: avoid division by zero Fixes https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=12799 Credit to OSS Fuzz --- test/gie/builtins.gie | 8 +++++++- 1 file changed, 7 insertions(+), 1 deletion(-) (limited to 'test') diff --git a/test/gie/builtins.gie b/test/gie/builtins.gie index c4f849a4..0c1a70b4 100644 --- a/test/gie/builtins.gie +++ b/test/gie/builtins.gie @@ -1855,7 +1855,7 @@ Hammer & Eckert-Greifendorff =============================================================================== ------------------------------------------------------------------------------- -operation +proj=hammer +a=6400000 +lat_1=0.5 +lat_2=2 +operation +proj=hammer +a=6400000 ------------------------------------------------------------------------------- tolerance 0.1 mm accept 2 1 @@ -1878,6 +1878,12 @@ accept -200 -100 expect -0.001790493 -0.000895247 +------------------------------------------------------------------------------- +operation +proj=hammer +a=6400000 +W=1 +------------------------------------------------------------------------------- +accept -180 0 +expect failure errno tolerance_condition + =============================================================================== Hatano Asymmetrical Equal Area PCyl, Sph. -- cgit v1.2.3 From 1c4988d6be1cce93c866df98786d2eca3a244816 Mon Sep 17 00:00:00 2001 From: Even Rouault Date: Fri, 15 Mar 2019 23:17:03 +0100 Subject: sterea: fix lat_0 = -90 A division by zero caused NaN values to be returned. Fixes https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=12062 Credit to OSS Fuzz --- test/gie/builtins.gie | 56 +++++++++++++++++++++++++++++++++++++++++++++++++-- 1 file changed, 54 insertions(+), 2 deletions(-) (limited to 'test') diff --git a/test/gie/builtins.gie b/test/gie/builtins.gie index 0c1a70b4..32aad873 100644 --- a/test/gie/builtins.gie +++ b/test/gie/builtins.gie @@ -4709,7 +4709,7 @@ Oblique Stereographic Alternative =============================================================================== ------------------------------------------------------------------------------- -operation +proj=sterea +ellps=GRS80 +lat_1=0.5 +lat_2=2 +n=0.5 +operation +proj=sterea +ellps=GRS80 ------------------------------------------------------------------------------- tolerance 0.1 mm accept 2 1 @@ -4732,7 +4732,7 @@ accept -200 -100 expect -0.001796631 -0.000904369 ------------------------------------------------------------------------------- -operation +proj=sterea +R=6400000 +lat_1=0.5 +lat_2=2 +n=0.5 +operation +proj=sterea +R=6400000 ------------------------------------------------------------------------------- tolerance 0.1 mm accept 2 1 @@ -4754,6 +4754,58 @@ expect -0.001790493 0.000895247 accept -200 -100 expect -0.001790493 -0.000895247 +------------------------------------------------------------------------------- +operation +proj=sterea +ellps=GRS80 +lat_0=90 +------------------------------------------------------------------------------- +tolerance 0.1 mm +accept 0 90 +expect 0 0 +accept 0 89 +expect 0.000000000000 -111696.700323081997 +accept 0 45 +expect 0.000000000000 -5291160.727484324016 +accept 0 0 +expect 0.000000000000 -12713600.098641794175 + +------------------------------------------------------------------------------- +operation +proj=sterea +ellps=GRS80 +lat_0=89 +------------------------------------------------------------------------------- +tolerance 0.1 mm +accept 0 90 +expect 0.000000000000 111696.700314355621 +accept 0 89 +expect 0.000000000000 0 +accept 0 45 +expect 0.000000000000 -5160845.342319893651 +accept 0 0 +expect 0.000000000000 -12493602.143489977345 + +------------------------------------------------------------------------------- +operation +proj=sterea +ellps=GRS80 +lat_0=-90 +------------------------------------------------------------------------------- +tolerance 0.1 mm +accept 0 -90 +expect 0 0 +accept 0 -89 +expect 0.000000000000 111696.700323081997 +accept 0 -45 +expect 0.000000000000 5291160.727484324016 +accept 0 0 +expect 0.000000000000 12713600.098641794175 + +------------------------------------------------------------------------------- +operation +proj=sterea +ellps=GRS80 +lat_0=-89 +------------------------------------------------------------------------------- +tolerance 0.1 mm +accept 0 -90 +expect 0.000000000000 -111696.700314355621 +accept 0 -89 +expect 0.000000000000 0 +accept 0 -45 +expect 0.000000000000 5160845.342319893651 +accept 0 0 +expect 0.000000000000 12493602.143489977345 + =============================================================================== Gauss-Schreiber Transverse Mercator (aka Gauss-Laborde Reunion) -- cgit v1.2.3 From 6bde8881169cdf37256b0148e7d383232a4e305e Mon Sep 17 00:00:00 2001 From: Even Rouault Date: Fri, 15 Mar 2019 23:52:33 +0100 Subject: Helmert: avoid potential division by zero Fixes https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=11893 Credit to OSS Fuzz --- test/gie/4D-API_cs2cs-style.gie | 2 +- test/gie/more_builtins.gie | 5 +++++ 2 files changed, 6 insertions(+), 1 deletion(-) (limited to 'test') diff --git a/test/gie/4D-API_cs2cs-style.gie b/test/gie/4D-API_cs2cs-style.gie index bcdc256f..424501cc 100644 --- a/test/gie/4D-API_cs2cs-style.gie +++ b/test/gie/4D-API_cs2cs-style.gie @@ -185,7 +185,7 @@ operation proj=pipeline k_0=1 x_0=2600000 y_0=1200000 ellps=bessel units=m ------------------------------------------------------------------------------- tolerance 20 cm -accept 7.438632495 46.951082877 +accept 7.438632495 46.951082877 0 expect 2600000.0 1200000.0 ------------------------------------------------------------------------------- diff --git a/test/gie/more_builtins.gie b/test/gie/more_builtins.gie index d1c978a3..e16443d4 100644 --- a/test/gie/more_builtins.gie +++ b/test/gie/more_builtins.gie @@ -433,6 +433,11 @@ expect failure errno invalid_arg operation proj=helmert transpose expect failure errno invalid_arg +# Use of 2D Helmert interface with 3D Helmert setup +operation +proj=ob_tran +o_proj=helmert +o_lat_p=0 +direction inverse +accept 0 0 +expect failure errno 22 ------------------------------------------------------------------------------- Molodensky-Badekas from IOGP Guidance 7.2, Transformation from La Canoa to REGVEN -- cgit v1.2.3