17,7 → 17,7 |
size_t file_chunked_len = 0; |
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for (;;) { |
size_t chunklen = (rand() % maxchunksz) + 1; |
int chunklen = (rand() % maxchunksz) + 1; |
if (file_raw_read + chunklen > file_raw_len) chunklen = file_raw_len - file_raw_read; |
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file_chunked_len += sprintf((char *)file_chunked + file_chunked_len, "%x\r\n", chunklen); |
40,13 → 40,13 |
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int main(int argc, char **argv) { |
static unsigned char file_raw[30000u]; /* original file */ |
static unsigned char file_chunked[60000u]; /* chunked version */ |
static unsigned char file_decoded[60000u]; /* after being un-chunked */ |
unsigned char *file_raw; /* original file */ |
unsigned char *file_chunked; /* chunked version */ |
unsigned char *file_decoded; /* after being un-chunked */ |
size_t file_raw_len; |
size_t file_chunked_len; |
FILE *fd; |
int trycount; |
unsigned int trycount; |
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if ((argc != 2) || (argv[1][0] == '/')) { |
puts("Usage: unchtest <file>"); |
53,34 → 53,45 |
return(1); |
} |
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#define FILESZ_MAX 20000u |
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file_raw = malloc(FILESZ_MAX); |
file_chunked = malloc(65000u); |
file_decoded = malloc(65000u); |
if ((file_raw == NULL) || (file_chunked == NULL) || (file_decoded == NULL)) { |
puts("ERROR: out of memory"); |
return(1); |
} |
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fd = fopen(argv[1], "rb"); |
if (fd == NULL) { |
puts("ERROR: failed to open file"); |
return(1); |
} |
file_raw_len = fread(file_raw, 1, sizeof(file_raw), fd); |
file_raw_len = fread(file_raw, 1, FILESZ_MAX, fd); |
fclose(fd); |
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printf("Loaded '%s' (%zu bytes)\r\n", argv[1], file_raw_len); |
srand(time(NULL)); |
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for (trycount = 0; trycount < 1000; trycount++) { |
for (trycount = 0; trycount < 30000; trycount++) { |
size_t bytesprocessed = 0; |
size_t file_decoded_len = 0; |
int maxchunksz; |
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/* segment file into chunks of random size */ |
maxchunksz = (rand() % 1024) + 1; |
maxchunksz = (rand() % 256) + 8; |
file_chunked_len = randchunkdata(file_chunked, file_raw, file_raw_len, maxchunksz); |
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printf("=== TRY %d (CHUNKS: %d BYTES MAX) ======================\r\n", trycount + 1, maxchunksz); |
printf("=== TRY %d (CHUNKS: %u BYTES MAX) ======================\r\n", trycount + 1, maxchunksz); |
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for (;;) { |
size_t bytes; |
int decodedbytes; |
unsigned char buffer[4096]; |
static unsigned char buffer[4096]; |
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bytes = min((rand() % 256) + 1, file_chunked_len - bytesprocessed); |
bytes = (rand() % 256) + 1; |
if (bytes > file_chunked_len - bytesprocessed) bytes = file_chunked_len - bytesprocessed; |
printf("processing %4zu bytes of chunked data", bytes); |
memcpy(buffer, file_chunked + bytesprocessed, bytes); |
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103,7 → 114,7 |
} |
} |
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printf("OK\r\n"); |
printf("OK (%u tests)\r\n", trycount); |
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return(0); |
} |