shithub: mp3dec

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small fixes

--- a/minimp3_test.c

+++ b/minimp3_test.c

@@ -74,7 +74,7 @@

                     int MSEtemp = abs((int)pcm[i] - (int)(((short*)buf_ref)[i]));

                     if (MSEtemp > maxdiff)

                         maxdiff = MSEtemp;

-                    MSE += MSEtemp*MSEtemp;

+                    MSE += (float)MSEtemp*(float)MSEtemp;

                 }

                 buf_ref  += samples*info.channels*2;

                 ref_size -= samples*info.channels*2;

@@ -136,7 +136,7 @@

             wave_out = 1;

 #endif

     }

-    FILE *file_ref = fopen(ref_file_name, "rb");

+    FILE *file_ref = ref_file_name ? fopen(ref_file_name, "rb") : NULL;

     unsigned char *buf_ref = preload(file_ref, &ref_size);

     if (file_ref)

         fclose(file_ref);

@@ -153,6 +153,11 @@

     FILE *file_mp3 = fopen(input_file_name, "rb");

     unsigned char *buf_mp3 = preload(file_mp3, &mp3_size);

     fclose(file_mp3);

+    if (!buf_mp3 || !mp3_size)

+    {

+        printf("error: no mp3 data\n");

+        return 1;

+    }

     decode_file(buf_mp3, mp3_size, buf_ref, ref_size, file_out, wave_out);

     if (buf_mp3)

         free(buf_mp3);

--- a/scripts/fuzz_libfuzzer.sh

+++ b/scripts/fuzz_libfuzzer.sh

@@ -4,4 +4,5 @@

 pushd $CUR_DIR/..

-clang-5.0 -g -fsanitize=address,undefined -fsanitize-coverage=trace-pc-guard -DFUZZ -DLIBFUZZER -o minimp3_libfuzz minimp3_test.c -lFuzzer -lstdc++ -lm

\ No newline at end of file

+clang-5.0 -g -fsanitize=address,undefined -fsanitize-coverage=trace-pc-guard -DFUZZ -DLIBFUZZER -o minimp3_libfuzz minimp3_test.c -lFuzzer -lstdc++ -lm

+./minimp3_libfuzz -max_len=1024 vectors/fuzz

\ No newline at end of file

binary files a/vectors/l3-nonstandard-big-iscf.pcm b/vectors/l3-nonstandard-big-iscf.pcm differ