/*
* Copyright (C) 2007 The Android Open Source Project
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#include <dirent.h>
#include <errno.h>
#include <limits.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <sys/stat.h>
#include <sys/time.h>
#include <sys/types.h>
#include <time.h>
#include <utime.h>
#include "sysdeps.h"
#include "adb.h"
#include "adb_client.h"
#include "adb_io.h"
#include "file_sync_service.h"
static unsigned long long total_bytes;
static long long start_time;
static long long NOW()
{
struct timeval tv;
gettimeofday(&tv, 0);
return ((long long) tv.tv_usec) +
1000000LL * ((long long) tv.tv_sec);
}
static void BEGIN()
{
total_bytes = 0;
start_time = NOW();
}
static void END()
{
long long t = NOW() - start_time;
if(total_bytes == 0) return;
if (t == 0) /* prevent division by 0 :-) */
t = 1000000;
fprintf(stderr,"%lld KB/s (%lld bytes in %lld.%03llds)\n",
((total_bytes * 1000000LL) / t) / 1024LL,
total_bytes, (t / 1000000LL), (t % 1000000LL) / 1000LL);
}
static const char* transfer_progress_format = "\rTransferring: %llu/%llu (%d%%)";
static void print_transfer_progress(unsigned long long bytes_current,
unsigned long long bytes_total) {
if (bytes_total == 0) return;
fprintf(stderr, transfer_progress_format, bytes_current, bytes_total,
(int) (bytes_current * 100 / bytes_total));
if (bytes_current == bytes_total) {
fputc('\n', stderr);
}
fflush(stderr);
}
void sync_quit(int fd)
{
syncmsg msg;
msg.req.id = ID_QUIT;
msg.req.namelen = 0;
WriteFdExactly(fd, &msg.req, sizeof(msg.req));
}
typedef void (*sync_ls_cb)(unsigned mode, unsigned size, unsigned time, const char *name, void *cookie);
int sync_ls(int fd, const char *path, sync_ls_cb func, void *cookie)
{
syncmsg msg;
char buf[257];
int len;
len = strlen(path);
if(len > 1024) goto fail;
msg.req.id = ID_LIST;
msg.req.namelen = htoll(len);
if(!WriteFdExactly(fd, &msg.req, sizeof(msg.req)) ||
!WriteFdExactly(fd, path, len)) {
goto fail;
}
for(;;) {
if(!ReadFdExactly(fd, &msg.dent, sizeof(msg.dent))) break;
if(msg.dent.id == ID_DONE) return 0;
if(msg.dent.id != ID_DENT) break;
len = ltohl(msg.dent.namelen);
if(len > 256) break;
if(!ReadFdExactly(fd, buf, len)) break;
buf[len] = 0;
func(ltohl(msg.dent.mode),
ltohl(msg.dent.size),
ltohl(msg.dent.time),
buf, cookie);
}
fail:
adb_close(fd);
return -1;
}
struct syncsendbuf {
unsigned id;
unsigned size;
char data[SYNC_DATA_MAX];
};
static syncsendbuf send_buffer;
int sync_readtime(int fd, const char *path, unsigned int *timestamp,
unsigned int *mode)
{
syncmsg msg;
int len = strlen(path);
msg.req.id = ID_STAT;
msg.req.namelen = htoll(len);
if(!WriteFdExactly(fd, &msg.req, sizeof(msg.req)) ||
!WriteFdExactly(fd, path, len)) {
return -1;
}
if(!ReadFdExactly(fd, &msg.stat, sizeof(msg.stat))) {
return -1;
}
if(msg.stat.id != ID_STAT) {
return -1;
}
*timestamp = ltohl(msg.stat.time);
*mode = ltohl(msg.stat.mode);
return 0;
}
static int sync_start_readtime(int fd, const char *path)
{
syncmsg msg;
int len = strlen(path);
msg.req.id = ID_STAT;
msg.req.namelen = htoll(len);
if(!WriteFdExactly(fd, &msg.req, sizeof(msg.req)) ||
!WriteFdExactly(fd, path, len)) {
return -1;
}
return 0;
}
static int sync_finish_readtime(int fd, unsigned int *timestamp,
unsigned int *mode, unsigned int *size)
{
syncmsg msg;
if(!ReadFdExactly(fd, &msg.stat, sizeof(msg.stat)))
return -1;
if(msg.stat.id != ID_STAT)
return -1;
*timestamp = ltohl(msg.stat.time);
*mode = ltohl(msg.stat.mode);
*size = ltohl(msg.stat.size);
return 0;
}
int sync_readmode(int fd, const char *path, unsigned *mode)
{
syncmsg msg;
int len = strlen(path);
msg.req.id = ID_STAT;
msg.req.namelen = htoll(len);
if(!WriteFdExactly(fd, &msg.req, sizeof(msg.req)) ||
!WriteFdExactly(fd, path, len)) {
return -1;
}
if(!ReadFdExactly(fd, &msg.stat, sizeof(msg.stat))) {
return -1;
}
if(msg.stat.id != ID_STAT) {
return -1;
}
*mode = ltohl(msg.stat.mode);
return 0;
}
static int write_data_file(int fd, const char *path, syncsendbuf *sbuf, int show_progress)
{
int lfd, err = 0;
unsigned long long size = 0;
lfd = adb_open(path, O_RDONLY);
if(lfd < 0) {
fprintf(stderr,"cannot open '%s': %s\n", path, strerror(errno));
return -1;
}
if (show_progress) {
// Determine local file size.
struct stat st;
if (stat(path, &st)) {
fprintf(stderr,"cannot stat '%s': %s\n", path, strerror(errno));
return -1;
}
size = st.st_size;
}
sbuf->id = ID_DATA;
for(;;) {
int ret;
ret = adb_read(lfd, sbuf->data, SYNC_DATA_MAX);
if(!ret)
break;
if(ret < 0) {
if(errno == EINTR)
continue;
fprintf(stderr,"cannot read '%s': %s\n", path, strerror(errno));
break;
}
sbuf->size = htoll(ret);
if(!WriteFdExactly(fd, sbuf, sizeof(unsigned) * 2 + ret)){
err = -1;
break;
}
total_bytes += ret;
if (show_progress) {
print_transfer_progress(total_bytes, size);
}
}
adb_close(lfd);
return err;
}
static int write_data_buffer(int fd, char* file_buffer, int size, syncsendbuf *sbuf,
int show_progress)
{
int err = 0;
int total = 0;
sbuf->id = ID_DATA;
while (total < size) {
int count = size - total;
if (count > SYNC_DATA_MAX) {
count = SYNC_DATA_MAX;
}
memcpy(sbuf->data, &file_buffer[total], count);
sbuf->size = htoll(count);
if(!WriteFdExactly(fd, sbuf, sizeof(unsigned) * 2 + count)){
err = -1;
break;
}
total += count;
total_bytes += count;
if (show_progress) {
print_transfer_progress(total, size);
}
}
return err;
}
#if defined(_WIN32)
extern int write_data_link(int fd, const char *path, syncsendbuf *sbuf) __attribute__((error("no symlinks on Windows")));
#else
static int write_data_link(int fd, const char *path, syncsendbuf *sbuf)
{
int len, ret;
len = readlink(path, sbuf->data, SYNC_DATA_MAX-1);
if(len < 0) {
fprintf(stderr, "error reading link '%s': %s\n", path, strerror(errno));
return -1;
}
sbuf->data[len] = '\0';
sbuf->size = htoll(len + 1);
sbuf->id = ID_DATA;
ret = !WriteFdExactly(fd, sbuf, sizeof(unsigned) * 2 + len + 1);
if(ret)
return -1;
total_bytes += len + 1;
return 0;
}
#endif
static int sync_send(int fd, const char *lpath, const char *rpath,
unsigned mtime, mode_t mode, int show_progress)
{
syncmsg msg;
int len, r;
syncsendbuf *sbuf = &send_buffer;
char* file_buffer = NULL;
int size = 0;
char tmp[64];
len = strlen(rpath);
if(len > 1024) goto fail;
snprintf(tmp, sizeof(tmp), ",%d", mode);
r = strlen(tmp);
msg.req.id = ID_SEND;
msg.req.namelen = htoll(len + r);
if(!WriteFdExactly(fd, &msg.req, sizeof(msg.req)) ||
!WriteFdExactly(fd, rpath, len) || !WriteFdExactly(fd, tmp, r)) {
free(file_buffer);
goto fail;
}
if (file_buffer) {
write_data_buffer(fd, file_buffer, size, sbuf, show_progress);
free(file_buffer);
} else if (S_ISREG(mode))
write_data_file(fd, lpath, sbuf, show_progress);
else if (S_ISLNK(mode))
write_data_link(fd, lpath, sbuf);
else
goto fail;
msg.data.id = ID_DONE;
msg.data.size = htoll(mtime);
if(!WriteFdExactly(fd, &msg.data, sizeof(msg.data)))
goto fail;
if(!ReadFdExactly(fd, &msg.status, sizeof(msg.status)))
return -1;
if(msg.status.id != ID_OKAY) {
if(msg.status.id == ID_FAIL) {
len = ltohl(msg.status.msglen);
if(len > 256) len = 256;
if(!ReadFdExactly(fd, sbuf->data, len)) {
return -1;
}
sbuf->data[len] = 0;
} else
strcpy(sbuf->data, "unknown reason");
fprintf(stderr,"failed to copy '%s' to '%s': %s\n", lpath, rpath, sbuf->data);
return -1;
}
return 0;
fail:
fprintf(stderr,"protocol failure\n");
adb_close(fd);
return -1;
}
static int mkdirs(const char *name)
{
int ret;
char *x = (char *)name + 1;
for(;;) {
x = adb_dirstart(x);
if(x == 0) return 0;
*x = 0;
ret = adb_mkdir(name, 0775);
*x = OS_PATH_SEPARATOR;
if((ret < 0) && (errno != EEXIST)) {
return ret;
}
x++;
}
return 0;
}
int sync_recv(int fd, const char *rpath, const char *lpath, int show_progress)
{
syncmsg msg;
int len;
int lfd = -1;
char *buffer = send_buffer.data;
unsigned id;
unsigned long long size = 0;
len = strlen(rpath);
if(len > 1024) return -1;
if (show_progress) {
// Determine remote file size.
syncmsg stat_msg;
stat_msg.req.id = ID_STAT;
stat_msg.req.namelen = htoll(len);
if (!WriteFdExactly(fd, &stat_msg.req, sizeof(stat_msg.req)) ||
!WriteFdExactly(fd, rpath, len)) {
return -1;
}
if (!ReadFdExactly(fd, &stat_msg.stat, sizeof(stat_msg.stat))) {
return -1;
}
if (stat_msg.stat.id != ID_STAT) return -1;
size = ltohl(stat_msg.stat.size);
}
msg.req.id = ID_RECV;
msg.req.namelen = htoll(len);
if(!WriteFdExactly(fd, &msg.req, sizeof(msg.req)) ||
!WriteFdExactly(fd, rpath, len)) {
return -1;
}
if(!ReadFdExactly(fd, &msg.data, sizeof(msg.data))) {
return -1;
}
id = msg.data.id;
if((id == ID_DATA) || (id == ID_DONE)) {
adb_unlink(lpath);
mkdirs(lpath);
lfd = adb_creat(lpath, 0644);
if(lfd < 0) {
fprintf(stderr,"cannot create '%s': %s\n", lpath, strerror(errno));
return -1;
}
goto handle_data;
} else {
goto remote_error;
}
for(;;) {
if(!ReadFdExactly(fd, &msg.data, sizeof(msg.data))) {
return -1;
}
id = msg.data.id;
handle_data:
len = ltohl(msg.data.size);
if(id == ID_DONE) break;
if(id != ID_DATA) goto remote_error;
if(len > SYNC_DATA_MAX) {
fprintf(stderr,"data overrun\n");
adb_close(lfd);
return -1;
}
if(!ReadFdExactly(fd, buffer, len)) {
adb_close(lfd);
return -1;
}
if(!WriteFdExactly(lfd, buffer, len)) {
fprintf(stderr,"cannot write '%s': %s\n", rpath, strerror(errno));
adb_close(lfd);
return -1;
}
total_bytes += len;
if (show_progress) {
print_transfer_progress(total_bytes, size);
}
}
adb_close(lfd);
return 0;
remote_error:
adb_close(lfd);
adb_unlink(lpath);
if(id == ID_FAIL) {
len = ltohl(msg.data.size);
if(len > 256) len = 256;
if(!ReadFdExactly(fd, buffer, len)) {
return -1;
}
buffer[len] = 0;
} else {
memcpy(buffer, &id, 4);
buffer[4] = 0;
}
fprintf(stderr,"failed to copy '%s' to '%s': %s\n", rpath, lpath, buffer);
return 0;
}
/* --- */
static void do_sync_ls_cb(unsigned mode, unsigned size, unsigned time,
const char *name, void *cookie)
{
printf("%08x %08x %08x %s\n", mode, size, time, name);
}
int do_sync_ls(const char* path) {
std::string error;
int fd = adb_connect("sync:", &error);
if (fd < 0) {
fprintf(stderr,"error: %s\n", error.c_str());
return 1;
}
if(sync_ls(fd, path, do_sync_ls_cb, 0)) {
return 1;
} else {
sync_quit(fd);
return 0;
}
}
struct copyinfo
{
copyinfo *next;
const char *src;
const char *dst;
unsigned int time;
unsigned int mode;
unsigned int size;
int flag;
};
copyinfo *mkcopyinfo(const char *spath, const char *dpath,
const char *name, int isdir)
{
int slen = strlen(spath);
int dlen = strlen(dpath);
int nlen = strlen(name);
int ssize = slen + nlen + 2;
int dsize = dlen + nlen + 2;
copyinfo *ci = reinterpret_cast<copyinfo*>(
malloc(sizeof(copyinfo) + ssize + dsize));
if(ci == 0) {
fprintf(stderr,"out of memory\n");
abort();
}
ci->next = 0;
ci->time = 0;
ci->mode = 0;
ci->size = 0;
ci->flag = 0;
ci->src = (const char*)(ci + 1);
ci->dst = ci->src + ssize;
snprintf((char*) ci->src, ssize, isdir ? "%s%s/" : "%s%s", spath, name);
snprintf((char*) ci->dst, dsize, isdir ? "%s%s/" : "%s%s", dpath, name);
return ci;
}
static int local_build_list(copyinfo **filelist,
const char *lpath, const char *rpath)
{
DIR *d;
struct dirent *de;
struct stat st;
copyinfo *dirlist = 0;
copyinfo *ci, *next;
d = opendir(lpath);
if(d == 0) {
fprintf(stderr,"cannot open '%s': %s\n", lpath, strerror(errno));
return -1;
}
while((de = readdir(d))) {
char stat_path[PATH_MAX];
char *name = de->d_name;
if(name[0] == '.') {
if(name[1] == 0) continue;
if((name[1] == '.') && (name[2] == 0)) continue;
}
/*
* We could use d_type if HAVE_DIRENT_D_TYPE is defined, but reiserfs
* always returns DT_UNKNOWN, so we just use stat() for all cases.
*/
if (strlen(lpath) + strlen(de->d_name) + 1 > sizeof(stat_path))
continue;
strcpy(stat_path, lpath);
strcat(stat_path, de->d_name);
if(!lstat(stat_path, &st)) {
if (S_ISDIR(st.st_mode)) {
ci = mkcopyinfo(lpath, rpath, name, 1);
ci->next = dirlist;
dirlist = ci;
} else {
ci = mkcopyinfo(lpath, rpath, name, 0);
if(lstat(ci->src, &st)) {
fprintf(stderr,"cannot stat '%s': %s\n", ci->src, strerror(errno));
free(ci);
closedir(d);
return -1;
}
if(!S_ISREG(st.st_mode) && !S_ISLNK(st.st_mode)) {
fprintf(stderr, "skipping special file '%s'\n", ci->src);
free(ci);
} else {
ci->time = st.st_mtime;
ci->mode = st.st_mode;
ci->size = st.st_size;
ci->next = *filelist;
*filelist = ci;
}
}
} else {
fprintf(stderr, "cannot lstat '%s': %s\n",stat_path , strerror(errno));
}
}
closedir(d);
for(ci = dirlist; ci != 0; ci = next) {
next = ci->next;
local_build_list(filelist, ci->src, ci->dst);
free(ci);
}
return 0;
}
static int copy_local_dir_remote(int fd, const char *lpath, const char *rpath, int checktimestamps, int listonly)
{
copyinfo *filelist = 0;
copyinfo *ci, *next;
int pushed = 0;
int skipped = 0;
if((lpath[0] == 0) || (rpath[0] == 0)) return -1;
if(lpath[strlen(lpath) - 1] != '/') {
int tmplen = strlen(lpath)+2;
char *tmp = reinterpret_cast<char*>(malloc(tmplen));
if(tmp == 0) return -1;
snprintf(tmp, tmplen, "%s/",lpath);
lpath = tmp;
}
if(rpath[strlen(rpath) - 1] != '/') {
int tmplen = strlen(rpath)+2;
char *tmp = reinterpret_cast<char*>(malloc(tmplen));
if(tmp == 0) return -1;
snprintf(tmp, tmplen, "%s/",rpath);
rpath = tmp;
}
if(local_build_list(&filelist, lpath, rpath)) {
return -1;
}
if(checktimestamps){
for(ci = filelist; ci != 0; ci = ci->next) {
if(sync_start_readtime(fd, ci->dst)) {
return 1;
}
}
for(ci = filelist; ci != 0; ci = ci->next) {
unsigned int timestamp, mode, size;
if(sync_finish_readtime(fd, ×tamp, &mode, &size))
return 1;
if(size == ci->size) {
/* for links, we cannot update the atime/mtime */
if((S_ISREG(ci->mode & mode) && timestamp == ci->time) ||
(S_ISLNK(ci->mode & mode) && timestamp >= ci->time))
ci->flag = 1;
}
}
}
for(ci = filelist; ci != 0; ci = next) {
next = ci->next;
if(ci->flag == 0) {
fprintf(stderr,"%spush: %s -> %s\n", listonly ? "would " : "", ci->src, ci->dst);
if(!listonly &&
sync_send(fd, ci->src, ci->dst, ci->time, ci->mode,
0 /* no show progress */)) {
return 1;
}
pushed++;
} else {
skipped++;
}
free(ci);
}
fprintf(stderr,"%d file%s pushed. %d file%s skipped.\n",
pushed, (pushed == 1) ? "" : "s",
skipped, (skipped == 1) ? "" : "s");
return 0;
}
int do_sync_push(const char *lpath, const char *rpath, int show_progress)
{
struct stat st;
unsigned mode;
std::string error;
int fd = adb_connect("sync:", &error);
if (fd < 0) {
fprintf(stderr,"error: %s\n", error.c_str());
return 1;
}
if(stat(lpath, &st)) {
fprintf(stderr,"cannot stat '%s': %s\n", lpath, strerror(errno));
sync_quit(fd);
return 1;
}
if(S_ISDIR(st.st_mode)) {
BEGIN();
if(copy_local_dir_remote(fd, lpath, rpath, 0, 0)) {
return 1;
} else {
END();
sync_quit(fd);
}
} else {
if(sync_readmode(fd, rpath, &mode)) {
return 1;
}
if((mode != 0) && S_ISDIR(mode)) {
/* if we're copying a local file to a remote directory,
** we *really* want to copy to remotedir + "/" + localfilename
*/
const char *name = adb_dirstop(lpath);
if(name == 0) {
name = lpath;
} else {
name++;
}
int tmplen = strlen(name) + strlen(rpath) + 2;
char *tmp = reinterpret_cast<char*>(
malloc(strlen(name) + strlen(rpath) + 2));
if(tmp == 0) return 1;
snprintf(tmp, tmplen, "%s/%s", rpath, name);
rpath = tmp;
}
BEGIN();
if(sync_send(fd, lpath, rpath, st.st_mtime, st.st_mode, show_progress)) {
return 1;
} else {
END();
sync_quit(fd);
return 0;
}
}
return 0;
}
struct sync_ls_build_list_cb_args {
copyinfo **filelist;
copyinfo **dirlist;
const char *rpath;
const char *lpath;
};
void
sync_ls_build_list_cb(unsigned mode, unsigned size, unsigned time,
const char *name, void *cookie)
{
sync_ls_build_list_cb_args *args = (sync_ls_build_list_cb_args *)cookie;
copyinfo *ci;
if (S_ISDIR(mode)) {
copyinfo **dirlist = args->dirlist;
/* Don't try recursing down "." or ".." */
if (name[0] == '.') {
if (name[1] == '\0') return;
if ((name[1] == '.') && (name[2] == '\0')) return;
}
ci = mkcopyinfo(args->rpath, args->lpath, name, 1);
ci->next = *dirlist;
*dirlist = ci;
} else if (S_ISREG(mode) || S_ISLNK(mode)) {
copyinfo **filelist = args->filelist;
ci = mkcopyinfo(args->rpath, args->lpath, name, 0);
ci->time = time;
ci->mode = mode;
ci->size = size;
ci->next = *filelist;
*filelist = ci;
} else {
fprintf(stderr, "skipping special file '%s'\n", name);
}
}
static int remote_build_list(int syncfd, copyinfo **filelist,
const char *rpath, const char *lpath)
{
copyinfo *dirlist = NULL;
sync_ls_build_list_cb_args args;
args.filelist = filelist;
args.dirlist = &dirlist;
args.rpath = rpath;
args.lpath = lpath;
/* Put the files/dirs in rpath on the lists. */
if (sync_ls(syncfd, rpath, sync_ls_build_list_cb, (void *)&args)) {
return 1;
}
/* Recurse into each directory we found. */
while (dirlist != NULL) {
copyinfo *next = dirlist->next;
if (remote_build_list(syncfd, filelist, dirlist->src, dirlist->dst)) {
return 1;
}
free(dirlist);
dirlist = next;
}
return 0;
}
static int set_time_and_mode(const char *lpath, time_t time, unsigned int mode)
{
struct utimbuf times = { time, time };
int r1 = utime(lpath, ×);
/* use umask for permissions */
mode_t mask=umask(0000);
umask(mask);
int r2 = chmod(lpath, mode & ~mask);
return r1 ? : r2;
}
/* Return a copy of the path string with / appended if needed */
static char *add_slash_to_path(const char *path)
{
if (path[strlen(path) - 1] != '/') {
size_t len = strlen(path) + 2;
char *path_with_slash = reinterpret_cast<char*>(malloc(len));
if (path_with_slash == NULL)
return NULL;
snprintf(path_with_slash, len, "%s/", path);
return path_with_slash;
} else {
return strdup(path);
}
}
static int copy_remote_dir_local(int fd, const char *rpath, const char *lpath,
int copy_attrs)
{
copyinfo *filelist = 0;
copyinfo *ci, *next;
int pulled = 0;
int skipped = 0;
char *rpath_clean = NULL;
char *lpath_clean = NULL;
int ret = 0;
if (rpath[0] == '\0' || lpath[0] == '\0') {
ret = -1;
goto finish;
}
/* Make sure that both directory paths end in a slash. */
rpath_clean = add_slash_to_path(rpath);
if (!rpath_clean) {
ret = -1;
goto finish;
}
lpath_clean = add_slash_to_path(lpath);
if (!lpath_clean) {
ret = -1;
goto finish;
}
/* Recursively build the list of files to copy. */
fprintf(stderr, "pull: building file list...\n");
if (remote_build_list(fd, &filelist, rpath_clean, lpath_clean)) {
ret = -1;
goto finish;
}
for (ci = filelist; ci != 0; ci = next) {
next = ci->next;
if (ci->flag == 0) {
fprintf(stderr, "pull: %s -> %s\n", ci->src, ci->dst);
if (sync_recv(fd, ci->src, ci->dst, 0 /* no show progress */)) {
ret = -1;
goto finish;
}
if (copy_attrs && set_time_and_mode(ci->dst, ci->time, ci->mode)) {
ret = -1;
goto finish;
}
pulled++;
} else {
skipped++;
}
free(ci);
}
fprintf(stderr, "%d file%s pulled. %d file%s skipped.\n",
pulled, (pulled == 1) ? "" : "s",
skipped, (skipped == 1) ? "" : "s");
finish:
free(lpath_clean);
free(rpath_clean);
return ret;
}
int do_sync_pull(const char *rpath, const char *lpath, int show_progress, int copy_attrs)
{
unsigned mode, time;
struct stat st;
std::string error;
int fd = adb_connect("sync:", &error);
if (fd < 0) {
fprintf(stderr,"error: %s\n", error.c_str());
return 1;
}
if(sync_readtime(fd, rpath, &time, &mode)) {
return 1;
}
if(mode == 0) {
fprintf(stderr,"remote object '%s' does not exist\n", rpath);
return 1;
}
if(S_ISREG(mode) || S_ISLNK(mode) || S_ISCHR(mode) || S_ISBLK(mode)) {
if(stat(lpath, &st) == 0) {
if(S_ISDIR(st.st_mode)) {
/* if we're copying a remote file to a local directory,
** we *really* want to copy to localdir + "/" + remotefilename
*/
const char *name = adb_dirstop(rpath);
if(name == 0) {
name = rpath;
} else {
name++;
}
int tmplen = strlen(name) + strlen(lpath) + 2;
char *tmp = reinterpret_cast<char*>(malloc(tmplen));
if(tmp == 0) return 1;
snprintf(tmp, tmplen, "%s/%s", lpath, name);
lpath = tmp;
}
}
BEGIN();
if (sync_recv(fd, rpath, lpath, show_progress)) {
return 1;
} else {
if (copy_attrs && set_time_and_mode(lpath, time, mode))
return 1;
END();
sync_quit(fd);
return 0;
}
} else if(S_ISDIR(mode)) {
BEGIN();
if (copy_remote_dir_local(fd, rpath, lpath, copy_attrs)) {
return 1;
} else {
END();
sync_quit(fd);
return 0;
}
} else {
fprintf(stderr,"remote object '%s' not a file or directory\n", rpath);
return 1;
}
}
int do_sync_sync(const std::string& lpath, const std::string& rpath, bool list_only)
{
fprintf(stderr, "syncing %s...\n", rpath.c_str());
std::string error;
int fd = adb_connect("sync:", &error);
if (fd < 0) {
fprintf(stderr, "error: %s\n", error.c_str());
return 1;
}
BEGIN();
if (copy_local_dir_remote(fd, lpath.c_str(), rpath.c_str(), 1, list_only)) {
return 1;
} else {
END();
sync_quit(fd);
return 0;
}
}