Annotation of src/usr.bin/cvs/remote.c, Revision 1.7
1.7 ! joris 1: /* $OpenBSD: remote.c,v 1.6 2007/01/13 15:29:34 joris Exp $ */
1.1 joris 2: /*
3: * Copyright (c) 2006 Joris Vink <joris@openbsd.org>
4: *
5: * Permission to use, copy, modify, and distribute this software for any
6: * purpose with or without fee is hereby granted, provided that the above
7: * copyright notice and this permission notice appear in all copies.
8: *
9: * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
10: * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
11: * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
12: * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
13: * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
14: * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
15: * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
16: */
17:
18: #include "includes.h"
19:
20: #include "cvs.h"
21: #include "log.h"
22: #include "diff.h"
23: #include "remote.h"
24:
25: struct cvs_resp *
26: cvs_remote_get_response_info(const char *response)
27: {
28: int i;
29:
30: for (i = 0; cvs_responses[i].supported != -1; i++) {
31: if (!strcmp(cvs_responses[i].name, response))
32: return (&(cvs_responses[i]));
33: }
34:
35: return (NULL);
36: }
37:
38: struct cvs_req *
39: cvs_remote_get_request_info(const char *request)
40: {
41: int i;
42:
43: for (i = 0; cvs_requests[i].supported != -1; i++) {
44: if (!strcmp(cvs_requests[i].name, request))
45: return (&(cvs_requests[i]));
46: }
47:
48: return (NULL);
49: }
50:
51: void
52: cvs_remote_output(const char *data)
53: {
54: FILE *out;
55:
56: if (cvs_server_active)
57: out = stdout;
58: else
59: out = current_cvsroot->cr_srvin;
60:
61: fputs(data, out);
62: fputs("\n", out);
63: }
64:
65: char *
66: cvs_remote_input(void)
67: {
68: FILE *in;
69: size_t len;
70: char *data, *ldata;
71:
72: if (cvs_server_active)
73: in = stdin;
74: else
75: in = current_cvsroot->cr_srvout;
76:
77: data = fgetln(in, &len);
78: if (data == NULL) {
79: if (sig_received != 0)
80: fatal("received signal %d", sig_received);
81:
82: if (cvs_server_active) {
83: cvs_cleanup();
84: exit(0);
85: }
86:
87: fatal("the connection has been closed by the server");
88: }
89:
90: if (data[len - 1] == '\n') {
91: data[len - 1] = '\0';
92: } else {
93: ldata = xmalloc(len + 1);
94: if (strlcpy(ldata, data, len) >= len)
95: fatal("cvs_remote_input: truncation");
96: data = ldata;
97: }
98:
99: ldata = xstrdup(data);
1.5 joris 100:
101: if (cvs_server_active == 0 && cvs_client_outlog_fd != -1) {
102: BUF *bp;
103:
104: bp = cvs_buf_alloc(strlen(ldata), BUF_AUTOEXT);
105:
106: if (cvs_buf_append(bp, ldata, strlen(ldata)) < 0)
107: fatal("cvs_remote_input: cvs_buf_append");
108:
109: cvs_buf_putc(bp, '\n');
110:
111: if (cvs_buf_write_fd(bp, cvs_client_outlog_fd) < 0)
112: fatal("cvs_remote_input: cvs_buf_write_fd");
113:
114: cvs_buf_free(bp);
115: }
116:
1.1 joris 117: return (ldata);
118: }
119:
1.6 joris 120: void
121: cvs_remote_receive_file(int fd, size_t len)
1.1 joris 122: {
123: FILE *in;
124: char *data;
1.6 joris 125: size_t nread, nwrite, nleft, toread;
1.1 joris 126:
127: if (cvs_server_active)
128: in = stdin;
129: else
130: in = current_cvsroot->cr_srvout;
131:
1.6 joris 132: data = xmalloc(MAXBSIZE);
133: nleft = len;
134:
135: while (nleft > 0) {
136: toread = MIN(nleft, MAXBSIZE);
137:
138: nread = fread(data, sizeof(char), toread, in);
139: if (nread == 0)
140: fatal("error receiving file");
1.4 joris 141:
1.6 joris 142: nwrite = write(fd, data, nread);
143: if (nwrite != nread)
144: fatal("failed to write %ld bytes", nread);
145:
146: if (cvs_server_active == 0 &&
147: cvs_client_outlog_fd != -1)
148: (void)write(cvs_client_outlog_fd, data, nread);
1.1 joris 149:
1.6 joris 150: nleft -= nread;
1.5 joris 151: }
152:
1.6 joris 153: xfree(data);
1.1 joris 154: }
155:
156: void
157: cvs_remote_send_file(const char *path)
158: {
159: int l, fd;
1.6 joris 160: FILE *out, *in;
161: size_t ret, rw, total;
1.1 joris 162: struct stat st;
1.6 joris 163: char buf[16], *data;
1.1 joris 164:
165: if (cvs_server_active)
166: out = stdout;
167: else
168: out = current_cvsroot->cr_srvin;
169:
170: if ((fd = open(path, O_RDONLY)) == -1)
171: fatal("cvs_remote_send_file: %s: %s", path, strerror(errno));
172:
173: if (fstat(fd, &st) == -1)
174: fatal("cvs_remote_send_file: %s: %s", path, strerror(errno));
175:
176: cvs_modetostr(st.st_mode, buf, sizeof(buf));
177: cvs_remote_output(buf);
178:
179: l = snprintf(buf, sizeof(buf), "%lld", st.st_size);
180: if (l == -1 || l >= (int)sizeof(buf))
181: fatal("cvs_remote_send_file: overflow");
182: cvs_remote_output(buf);
183:
1.6 joris 184: if ((in = fdopen(fd, "r")) == NULL)
185: fatal("cvs_remote_send_file: fdopen %s", strerror(errno));
186:
187: total = 0;
188: data = xmalloc(MAXBSIZE);
189: while ((ret = fread(data, sizeof(char), MAXBSIZE, in)) != 0) {
190: rw = fwrite(data, sizeof(char), ret, out);
191: if (rw != ret)
192: fatal("failed to write %ld bytes", ret);
1.5 joris 193:
1.6 joris 194: if (cvs_server_active == 0 &&
195: cvs_client_outlog_fd != -1)
196: (void)write(cvs_client_outlog_fd, data, ret);
197:
198: total += ret;
1.5 joris 199: }
200:
1.6 joris 201: xfree(data);
1.1 joris 202:
1.6 joris 203: if (total != st.st_size)
204: fatal("length mismatch, %ld vs %ld", total, st.st_size);
1.4 joris 205:
1.6 joris 206: (void)fclose(in);
1.1 joris 207: }
208:
209: void
210: cvs_remote_classify_file(struct cvs_file *cf)
211: {
212: time_t mtime;
213: struct stat st;
214: CVSENTRIES *entlist;
215:
216: entlist = cvs_ent_open(cf->file_wd);
217: cf->file_ent = cvs_ent_get(entlist, cf->file_name);
218: cvs_ent_close(entlist, ENT_NOSYNC);
219:
220: if (cf->file_ent != NULL && cf->file_ent->ce_status != CVS_ENT_REG) {
221: if (cf->file_ent->ce_status == CVS_ENT_ADDED)
222: cf->file_status = FILE_ADDED;
223: else
224: cf->file_status = FILE_REMOVED;
225: return;
1.2 joris 226: }
227:
228: if (cf->file_ent != NULL) {
229: if (cf->file_ent->ce_type == CVS_ENT_DIR)
230: cf->file_type = CVS_DIR;
231: else
232: cf->file_type = CVS_FILE;
1.1 joris 233: }
234:
235: if (cf->fd != -1 && cf->file_ent != NULL) {
236: if (fstat(cf->fd, &st) == -1)
237: fatal("cvs_remote_classify_file(%s): %s", cf->file_path,
238: strerror(errno));
239:
240: mtime = cvs_hack_time(st.st_mtime, 1);
241: if (mtime != cf->file_ent->ce_mtime)
242: cf->file_status = FILE_MODIFIED;
243: else
244: cf->file_status = FILE_UPTODATE;
245: } else if (cf->fd == -1) {
246: cf->file_status = FILE_UNKNOWN;
247: }
1.7 ! joris 248:
! 249: if (cvs_cmdop == CVS_OP_IMPORT && cf->file_type == CVS_FILE)
! 250: cf->file_status = FILE_MODIFIED;
1.1 joris 251: }
252: