extern int am_server;
-/*
- receive the checksums for a buffer
- */
+/**
+ * @file
+ *
+ * The sender gets checksums from the generator, calculates deltas,
+ * and transmits them to the receiver. The sender process runs on the
+ * machine holding the source files.
+ **/
+
+
+/**
+ * Receive the checksums for a buffer
+ **/
static struct sum_struct *receive_sums(int f)
{
struct sum_struct *s;
s->sums = NULL;
if (verbose > 3)
- rprintf(FINFO,"count=%d n=%d rem=%d\n",
- s->count,s->n,s->remainder);
+ rprintf(FINFO,"count=%ld n=%ld rem=%ld\n",
+ (long) s->count, (long) s->n, (long) s->remainder);
if (s->count == 0)
return(s);
s->sums = (struct sum_buf *)malloc(sizeof(s->sums[0])*s->count);
if (!s->sums) out_of_memory("receive_sums");
- for (i=0;i<s->count;i++) {
+ for (i=0; i < (int) s->count;i++) {
s->sums[i].sum1 = read_int(f);
read_buf(f,s->sums[i].sum2,csum_length);
s->sums[i].offset = offset;
s->sums[i].i = i;
- if (i == s->count-1 && s->remainder != 0) {
+ if (i == (int) s->count-1 && s->remainder != 0) {
s->sums[i].len = s->remainder;
} else {
s->sums[i].len = s->n;
void send_files(struct file_list *flist,int f_out,int f_in)
{
- int fd;
+ int fd = -1;
struct sum_struct *s;
- struct map_struct *buf;
+ struct map_struct *buf = NULL;
STRUCT_STAT st;
char fname[MAXPATHLEN];
int i;
initial_stats = stats;
s = receive_sums(f_in);
- if (write_batch) /* dw */
- write_batch_csum_info(&i,flist->count,s);
if (!s) {
io_error = 1;
rprintf(FERROR,"receive_sums failed\n");
return;
}
+
+ if (write_batch)
+ write_batch_csum_info(&i,flist->count,s);
if (!read_batch) {
- fd = do_open(fname, O_RDONLY, 0);
- if (fd == -1) {
- io_error = 1;
- rprintf(FERROR,"send_files failed to open %s: %s\n",
- fname,strerror(errno));
- free_sums(s);
- continue;
- }
+ fd = do_open(fname, O_RDONLY, 0);
+ if (fd == -1) {
+ io_error = 1;
+ rprintf(FERROR,"send_files failed to open %s: %s\n",
+ fname,strerror(errno));
+ free_sums(s);
+ continue;
+ }
- /* map the local file */
- if (do_fstat(fd,&st) != 0) {
- io_error = 1;
- rprintf(FERROR,"fstat failed : %s\n",strerror(errno));
- free_sums(s);
- close(fd);
- return;
- }
+ /* map the local file */
+ if (do_fstat(fd,&st) != 0) {
+ io_error = 1;
+ rprintf(FERROR,"fstat failed : %s\n",strerror(errno));
+ free_sums(s);
+ close(fd);
+ return;
+ }
- if (st.st_size > 0) {
- buf = map_file(fd,st.st_size);
- } else {
- buf = NULL;
- }
+ if (st.st_size > 0) {
+ buf = map_file(fd,st.st_size);
+ } else {
+ buf = NULL;
+ }
- if (verbose > 2)
- rprintf(FINFO,"send_files mapped %s of size %.0f\n",
- fname,(double)st.st_size);
- }
+ if (verbose > 2)
+ rprintf(FINFO,"send_files mapped %s of size %.0f\n",
+ fname,(double)st.st_size);
- if (!read_batch) { /* dw */
- write_int(f_out,i);
+ write_int(f_out,i);
- if (write_batch)
- write_batch_delta_file((char *)&i,sizeof(i));
+ if (write_batch)
+ write_batch_delta_file((char *)&i,sizeof(i));
- write_int(f_out,s->count);
- write_int(f_out,s->n);
- write_int(f_out,s->remainder);
+ write_int(f_out,s->count);
+ write_int(f_out,s->n);
+ write_int(f_out,s->remainder);
}
if (verbose > 2)