int auth_Validate(struct bundle *bundle, const char *name, const char *key, struct physical *physical) { /* Used by PAP routines */ FILE *fp; int n, lineno; char *vector[5], buff[LINE_LEN]; const char *slash; fp = OpenSecret(SECRETFILE); again: lineno = 0; if (fp != NULL) { while (fgets(buff, sizeof buff, fp)) { lineno++; if (buff[0] == '#') continue; buff[strcspn(buff, "\n")] = '\0'; memset(vector, '\0', sizeof vector); if ((n = MakeArgs(buff, vector, VECSIZE(vector), PARSE_REDUCE)) < 0) log_Printf(LogWARN, "%s: %d: Invalid line\n", SECRETFILE, lineno); if (n < 2) continue; if (strcmp(vector[0], name) == 0) { CloseSecret(fp); return auth_CheckPasswd(name, vector[1], key); } } } if ((slash = strrchr(name, '\\')) != NULL && slash[1]) { /* Look for the name without the leading domain */ name = slash + 1; if (fp != NULL) { rewind(fp); goto again; } } if (fp != NULL) CloseSecret(fp); #ifndef NOPASSWDAUTH if (Enabled(bundle, OPT_PASSWDAUTH)) return auth_CheckPasswd(name, "*", key); #endif return 0; /* Invalid */ }
char * auth_GetSecret(struct bundle *bundle, const char *name, int len, struct physical *physical) { /* Used by CHAP routines */ FILE *fp; int n, lineno; char *vector[5]; const char *slash; static char buff[LINE_LEN]; /* vector[] will point here when returned */ fp = OpenSecret(SECRETFILE); if (fp == NULL) return (NULL); again: lineno = 0; while (fgets(buff, sizeof buff, fp)) { lineno++; if (buff[0] == '#') continue; n = strlen(buff) - 1; if (buff[n] == '\n') buff[n] = '\0'; /* Trim the '\n' */ memset(vector, '\0', sizeof vector); if ((n = MakeArgs(buff, vector, VECSIZE(vector), PARSE_REDUCE)) < 0) log_Printf(LogWARN, "%s: %d: Invalid line\n", SECRETFILE, lineno); if (n < 2) continue; if (strlen(vector[0]) == len && strncmp(vector[0], name, len) == 0) { CloseSecret(fp); return vector[1]; } } if ((slash = strrchr(name, '\\')) != NULL && slash[1]) { /* Go back and look for the name without the leading domain */ len -= slash - name + 1; name = slash + 1; rewind(fp); goto again; } CloseSecret(fp); return (NULL); /* Invalid */ }
int auth_SetPhoneList(const char *name, char *phone, int phonelen) { FILE *fp; int n, lineno; char *vector[6], buff[LINE_LEN]; const char *slash; fp = OpenSecret(SECRETFILE); if (fp != NULL) { again: lineno = 0; while (fgets(buff, sizeof buff, fp)) { lineno++; if (buff[0] == '#') continue; buff[strlen(buff) - 1] = '\0'; memset(vector, '\0', sizeof vector); if ((n = MakeArgs(buff, vector, VECSIZE(vector), PARSE_REDUCE)) < 0) log_Printf(LogWARN, "%s: %d: Invalid line\n", SECRETFILE, lineno); if (n < 5) continue; if (strcmp(vector[0], name) == 0) { CloseSecret(fp); if (*vector[4] == '\0') return 0; strncpy(phone, vector[4], phonelen - 1); phone[phonelen - 1] = '\0'; return 1; /* Valid */ } } if ((slash = strrchr(name, '\\')) != NULL && slash[1]) { /* Look for the name without the leading domain */ name = slash + 1; rewind(fp); goto again; } CloseSecret(fp); } *phone = '\0'; return 0; }
int auth_Select(struct bundle *bundle, const char *name) { FILE *fp; int n, lineno; char *vector[5], buff[LINE_LEN]; const char *slash; if (*name == '\0') { ipcp_Setup(&bundle->ncp.ipcp, INADDR_NONE); return 1; } #ifndef NORADIUS if (bundle->radius.valid && bundle->radius.ip.s_addr != INADDR_NONE && bundle->radius.ip.s_addr != RADIUS_INADDR_POOL) { /* We've got a radius IP - it overrides everything */ if (!ipcp_UseHisIPaddr(bundle, bundle->radius.ip)) return 0; ipcp_Setup(&bundle->ncp.ipcp, bundle->radius.mask.s_addr); /* Continue with ppp.secret in case we've got a new label */ } #endif fp = OpenSecret(SECRETFILE); if (fp != NULL) { again: lineno = 0; while (fgets(buff, sizeof buff, fp)) { lineno++; if (buff[0] == '#') continue; buff[strlen(buff) - 1] = '\0'; memset(vector, '\0', sizeof vector); if ((n = MakeArgs(buff, vector, VECSIZE(vector), PARSE_REDUCE)) < 0) log_Printf(LogWARN, "%s: %d: Invalid line\n", SECRETFILE, lineno); if (n < 2) continue; if (strcmp(vector[0], name) == 0) { CloseSecret(fp); #ifndef NORADIUS if (!bundle->radius.valid || bundle->radius.ip.s_addr == INADDR_NONE) { #endif if (n > 2 && *vector[2] && strcmp(vector[2], "*") && !ipcp_UseHisaddr(bundle, vector[2], 1)) return 0; ipcp_Setup(&bundle->ncp.ipcp, INADDR_NONE); #ifndef NORADIUS } #endif if (n > 3 && *vector[3] && strcmp(vector[3], "*")) bundle_SetLabel(bundle, vector[3]); return 1; /* Valid */ } } if ((slash = strrchr(name, '\\')) != NULL && slash[1]) { /* Look for the name without the leading domain */ name = slash + 1; rewind(fp); goto again; } CloseSecret(fp); } #ifndef NOPASSWDAUTH /* Let 'em in anyway - they must have been in the passwd file */ ipcp_Setup(&bundle->ncp.ipcp, INADDR_NONE); return 1; #else #ifndef NORADIUS if (bundle->radius.valid) return 1; #endif /* Disappeared from ppp.secret ??? */ return 0; #endif }