80 lines
2.2 KiB
C++
80 lines
2.2 KiB
C++
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#include <stdlib.h>
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#include <string.h>
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#include <sys/types.h>
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#include <sndfile.h>
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#include <inttypes.h>
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#include "sndfile_fuzz_header.h"
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extern "C" int LLVMFuzzerTestOneInput(const uint8_t* data, size_t size)
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{ // One byte is needed for deciding which function to target.
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if (size == 0)
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return 0 ;
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const uint8_t decider = *data ;
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data += 1 ;
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size -= 1 ;
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SF_INFO sndfile_info ;
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VIO_DATA vio_data ;
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SF_VIRTUAL_IO vio ;
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SNDFILE *sndfile = NULL ;
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int err = sf_init_file(data, size, &sndfile, &vio_data, &vio, &sndfile_info) ;
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if (err)
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goto EXIT_LABEL ;
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// Just the right number of channels. Create some buffer space for reading.
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switch (decider % 3)
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{ case 0 :
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{
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short* read_buffer = NULL ;
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read_buffer = (short*)malloc(sizeof(short) * size);
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if (read_buffer == NULL)
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abort() ;
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while (sf_read_short(sndfile, read_buffer, size))
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{
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// Do nothing with the data.
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}
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free(read_buffer) ;
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}
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break ;
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case 1 :
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{
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int* read_buffer = NULL ;
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read_buffer = (int*)malloc(sizeof(int) * size) ;
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if (read_buffer == NULL)
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abort() ;
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while (sf_read_int(sndfile, read_buffer, size))
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{
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// Do nothing with the data.
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}
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free(read_buffer) ;
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}
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break ;
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case 2 :
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{
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double* read_buffer = NULL ;
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read_buffer = (double*)malloc(sizeof(double) * size) ;
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if (read_buffer == NULL)
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abort() ;
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while (sf_read_double(sndfile, read_buffer, size))
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{
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// Do nothing with the data.
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}
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free(read_buffer) ;
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}
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break ;
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default :
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break ;
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} ;
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EXIT_LABEL:
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if (sndfile != NULL)
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sf_close(sndfile);
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return 0 ;
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}
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