4 * Functions which allow the client to remember usernames and passwords for
15 #include <sys/types.h>
20 #include "citadel_ipc.h"
23 #include "client_passwords.h"
25 #define PWFILENAME "%s/.citadel.passwords"
27 void determine_pwfilename(char *pwfile, size_t n) {
30 p = getpwuid(getuid());
31 if (p == NULL) strcpy(pwfile, "");
32 snprintf(pwfile, n, PWFILENAME, p->pw_dir);
37 * Check the password file for a host/port match; if found, stuff the user
38 * name and password into the user/pass buffers
40 void get_stored_password(
46 char pwfile[PATH_MAX];
50 char hostbuf[256], portbuf[256], ubuf[256], pbuf[256];
55 determine_pwfilename(pwfile, sizeof pwfile);
56 if (IsEmptyStr(pwfile)) return;
58 fp = fopen(pwfile, "r");
59 if (fp == NULL) return;
60 while (fgets(buf64, sizeof buf64, fp) != NULL) {
61 CtdlDecodeBase64(buf, buf64, sizeof(buf64));
62 extract_token(hostbuf, buf, 0, '|', sizeof hostbuf);
63 extract_token(portbuf, buf, 1, '|', sizeof portbuf);
64 extract_token(ubuf, buf, 2, '|', sizeof ubuf);
65 extract_token(pbuf, buf, 3, '|', sizeof pbuf);
67 if (!strcasecmp(hostbuf, host)) {
68 if (!strcasecmp(portbuf, port)) {
69 strcpy(username, ubuf);
70 strcpy(password, pbuf);
79 * Set (or clear) stored passwords.
81 void set_stored_password(
87 char pwfile[PATH_MAX];
91 char hostbuf[256], portbuf[256], ubuf[256], pbuf[256];
93 determine_pwfilename(pwfile, sizeof pwfile);
94 if (IsEmptyStr(pwfile)) return;
96 oldfp = fopen(pwfile, "r");
97 if (oldfp == NULL) oldfp = fopen("/dev/null", "r");
99 fp = fopen(pwfile, "w");
100 if (fp == NULL) fp = fopen("/dev/null", "w");
101 while (fgets(buf64, sizeof buf64, oldfp) != NULL) {
102 CtdlDecodeBase64(buf, buf64, sizeof(buf64));
103 extract_token(hostbuf, buf, 0, '|', sizeof hostbuf);
104 extract_token(portbuf, buf, 1, '|', sizeof portbuf);
105 extract_token(ubuf, buf, 2, '|', sizeof ubuf);
106 extract_token(pbuf, buf, 3, '|', sizeof pbuf);
108 if ( (strcasecmp(hostbuf, host))
109 || (strcasecmp(portbuf, port)) ) {
110 snprintf(buf, sizeof buf, "%s|%s|%s|%s|",
111 hostbuf, portbuf, ubuf, pbuf);
112 CtdlEncodeBase64(buf64, buf, strlen(buf));
113 fprintf(fp, "%s\n", buf64);
116 if (!IsEmptyStr(username)) {
117 snprintf(buf, sizeof buf, "%s|%s|%s|%s|",
118 host, port, username, password);
119 CtdlEncodeBase64(buf64, buf, strlen(buf));
120 fprintf(fp, "%s\n", buf64);
129 * Set the password if the user wants to, clear it otherwise
131 void offer_to_remember_password(CtdlIPC *ipc,
137 if (rc_remember_passwords) {
138 if (boolprompt("Remember username/password for this site", 0)) {
139 set_stored_password(host, port, username, password);
142 set_stored_password(host, port, "", "");