#include "bacula.h"
-const bool compatible = true;
#ifdef TEST_MODE
#include <glob.h>
* Encode binary data in bin of len bytes into
* buf as base64 characters.
*
+ * If compatible is true, the bin_to_base64 routine will be compatible
+ * with what the rest of the world uses.
+ *
* Returns: the number of characters stored not
* including the EOS
*/
int
-bin_to_base64(char *buf, char *bin, int len)
+bin_to_base64(char *buf, int buflen, char *bin, int binlen, int compatible)
{
uint32_t reg, save, mask;
int rem, i;
reg = 0;
rem = 0;
- for (i=0; i<len; ) {
+ buflen--; /* allow for storing EOS */
+ for (i=0; i < binlen; ) {
if (rem < 6) {
reg <<= 8;
if (compatible) {
- reg |= (int8_t)bin[i++] & 0xFF;
+ reg |= (uint8_t)bin[i++];
} else {
- reg |= (int8_t)bin[i++];
+ reg |= (int8_t)bin[i++];
}
rem += 8;
}
save = reg;
reg >>= (rem - 6);
- buf[j++] = base64_digits[reg & (uint32_t)0x3F];
+ if (j < buflen) {
+ buf[j++] = base64_digits[reg & 0x3F];
+ }
reg = save;
rem -= 6;
}
- if (rem) {
- mask = 1;
- for (i=1; i<rem; i++) {
- mask = (mask << 1) | 1;
- }
+ if (rem && j < buflen) {
+ mask = (1 << rem) - 1;
if (compatible) {
buf[j++] = base64_digits[(reg & mask) << 6 - rem];
} else {
#ifdef xxxx
for (i=0; i < 1000; i++) {
- bin_to_base64(buf, (char *)&xx, 4);
+ bin_to_base64(buf, sizeof(buf), (char *)&xx, 4, true);
printf("xx=%s\n", buf);
xx++;
}
for (i=1; i<100; i++) {
junk[i] = junk[i-1]-1;
}
- len = bin_to_base64(buf, junk, 16);
+ len = bin_to_base64(buf, sizeof(buf) junk, 16, true);
printf("len=%d junk=%s\n", len, buf);
return 0;
}