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/* $OpenBSD: remote.c,v 1.4 2006/07/10 01:32:32 joris Exp $ */
/*
* Copyright (c) 2006 Joris Vink <joris@openbsd.org>
*
* Permission to use, copy, modify, and distribute this software for any
* purpose with or without fee is hereby granted, provided that the above
* copyright notice and this permission notice appear in all copies.
*
* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
*/
#include "includes.h"
#include "cvs.h"
#include "log.h"
#include "diff.h"
#include "remote.h"
struct cvs_resp *
cvs_remote_get_response_info(const char *response)
{
int i;
for (i = 0; cvs_responses[i].supported != -1; i++) {
if (!strcmp(cvs_responses[i].name, response))
return (&(cvs_responses[i]));
}
return (NULL);
}
struct cvs_req *
cvs_remote_get_request_info(const char *request)
{
int i;
for (i = 0; cvs_requests[i].supported != -1; i++) {
if (!strcmp(cvs_requests[i].name, request))
return (&(cvs_requests[i]));
}
return (NULL);
}
void
cvs_remote_output(const char *data)
{
FILE *out;
if (cvs_server_active)
out = stdout;
else
out = current_cvsroot->cr_srvin;
fputs(data, out);
fputs("\n", out);
}
char *
cvs_remote_input(void)
{
FILE *in;
size_t len;
char *data, *ldata;
if (cvs_server_active)
in = stdin;
else
in = current_cvsroot->cr_srvout;
data = fgetln(in, &len);
if (data == NULL) {
if (sig_received != 0)
fatal("received signal %d", sig_received);
if (cvs_server_active) {
cvs_cleanup();
exit(0);
}
fatal("the connection has been closed by the server");
}
if (data[len - 1] == '\n') {
data[len - 1] = '\0';
} else {
ldata = xmalloc(len + 1);
if (strlcpy(ldata, data, len) >= len)
fatal("cvs_remote_input: truncation");
data = ldata;
}
ldata = xstrdup(data);
return (ldata);
}
BUF *
cvs_remote_receive_file(size_t len)
{
BUF *bp;
FILE *in;
size_t ret;
char *data;
if (cvs_server_active)
in = stdin;
else
in = current_cvsroot->cr_srvout;
bp = cvs_buf_alloc(len, BUF_AUTOEXT);
if (len != 0) {
data = xmalloc(len);
ret = fread(data, sizeof(char), len, in);
if (ret != len)
fatal("length mismatch, expected %ld, got %ld",
len, ret);
cvs_buf_set(bp, data, len, 0);
xfree(data);
}
return (bp);
}
void
cvs_remote_send_file(const char *path)
{
BUF *bp;
int l, fd;
FILE *out;
size_t ret;
struct stat st;
char buf[16], *fcont;
if (cvs_server_active)
out = stdout;
else
out = current_cvsroot->cr_srvin;
if ((fd = open(path, O_RDONLY)) == -1)
fatal("cvs_remote_send_file: %s: %s", path, strerror(errno));
if (fstat(fd, &st) == -1)
fatal("cvs_remote_send_file: %s: %s", path, strerror(errno));
cvs_modetostr(st.st_mode, buf, sizeof(buf));
cvs_remote_output(buf);
l = snprintf(buf, sizeof(buf), "%lld", st.st_size);
if (l == -1 || l >= (int)sizeof(buf))
fatal("cvs_remote_send_file: overflow");
cvs_remote_output(buf);
bp = cvs_buf_load_fd(fd, BUF_AUTOEXT);
fcont = cvs_buf_release(bp);
if (fcont != NULL) {
ret = fwrite(fcont, sizeof(char), st.st_size, out);
if (ret != st.st_size)
fatal("tried to write %lld only wrote %ld",
st.st_size, ret);
xfree(fcont);
}
(void)close(fd);
}
void
cvs_remote_classify_file(struct cvs_file *cf)
{
time_t mtime;
struct stat st;
CVSENTRIES *entlist;
entlist = cvs_ent_open(cf->file_wd);
cf->file_ent = cvs_ent_get(entlist, cf->file_name);
cvs_ent_close(entlist, ENT_NOSYNC);
if (cf->file_ent != NULL && cf->file_ent->ce_status != CVS_ENT_REG) {
if (cf->file_ent->ce_status == CVS_ENT_ADDED)
cf->file_status = FILE_ADDED;
else
cf->file_status = FILE_REMOVED;
return;
}
if (cf->file_ent != NULL) {
if (cf->file_ent->ce_type == CVS_ENT_DIR)
cf->file_type = CVS_DIR;
else
cf->file_type = CVS_FILE;
}
if (cf->fd != -1 && cf->file_ent != NULL) {
if (fstat(cf->fd, &st) == -1)
fatal("cvs_remote_classify_file(%s): %s", cf->file_path,
strerror(errno));
mtime = cvs_hack_time(st.st_mtime, 1);
if (mtime != cf->file_ent->ce_mtime)
cf->file_status = FILE_MODIFIED;
else
cf->file_status = FILE_UPTODATE;
} else if (cf->fd == -1) {
cf->file_status = FILE_UNKNOWN;
}
}
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