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#include "benchmark.h"
#include "md5.h"
gchar *get_test_data(gsize min_size) {
gchar *bdata_path, *data;
gsize data_size;
gchar *exp_data, *p;
gsize sz;
bdata_path = g_build_filename(params.path_data, "benchmark.data", NULL);
if (!g_file_get_contents(bdata_path, &data, &data_size, NULL)) {
g_free(bdata_path);
return NULL;
}
if (data_size < min_size) {
DEBUG("expanding %lu bytes of test data to %lu bytes", data_size, min_size);
exp_data = g_malloc(min_size + 1);
memcpy(exp_data, data, data_size);
p = exp_data + data_size;
sz = data_size;
while (sz < (min_size - data_size) ) {
memcpy(p, data, data_size);
p += data_size;
sz += data_size;
}
strncpy(p, data, min_size - sz);
g_free(data);
data = exp_data;
}
g_free(bdata_path);
return data;
}
char *digest_to_str(const char *digest, int len) {
int max = len * 2;
char *ret = malloc(max+1);
char *p = ret;
memset(ret, 0, max+1);
int i = 0;
for(; i < len; i++) {
unsigned char byte = digest[i];
p += sprintf(p, "%02x", byte);
}
return ret;
}
char *md5_digest_str(const char *data, unsigned int len) {
struct MD5Context ctx;
guchar digest[16];
MD5Init(&ctx);
MD5Update(&ctx, (guchar *)data, len);
MD5Final(digest, &ctx);
return digest_to_str((char *)digest, 16);
}
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