diff options
Diffstat (limited to 'nss/getXXbyYY_r.c')
| -rw-r--r-- | nss/getXXbyYY_r.c | 45 |
1 files changed, 25 insertions, 20 deletions
diff --git a/nss/getXXbyYY_r.c b/nss/getXXbyYY_r.c index ca81cf4..5bb28f7 100644 --- a/nss/getXXbyYY_r.c +++ b/nss/getXXbyYY_r.c @@ -32,30 +32,30 @@ #endif /*******************************************************************\ |* Here we assume several symbols to be defined: *| -|* *| +|* *| |* LOOKUP_TYPE - the return type of the function *| -|* *| +|* *| |* FUNCTION_NAME - name of the non-reentrant function *| -|* *| +|* *| |* DATABASE_NAME - name of the database the function accesses *| |* (e.g., host, services, ...) *| -|* *| +|* *| |* ADD_PARAMS - additional parameter, can vary in number *| -|* *| +|* *| |* ADD_VARIABLES - names of additional parameter *| -|* *| +|* *| |* Optionally the following vars can be defined: *| -|* *| +|* *| |* NEED_H_ERRNO - an extra parameter will be passed to point to *| |* the global `h_errno' variable. *| -|* *| +|* *| |* NEED__RES - the global _res variable might be used so we *| -|* will have to initialize it if necessary *| -|* *| +|* will have to initialize it if necessary *| +|* *| |* PREPROCESS - code run before anything else *| -|* *| +|* *| |* POSTPROCESS - code run after the lookup *| -|* *| +|* *| \*******************************************************************/ /* To make the real sources a bit prettier. */ @@ -130,7 +130,12 @@ INTERNAL (REENTRANT_NAME) (ADD_PARAMS, LOOKUP_TYPE *resbuf, char *buffer, static service_user *startp; static lookup_function start_fct; service_user *nip; - lookup_function fct; + union + { + lookup_function l; + void *ptr; + } fct; + int no_more; enum nss_status status = NSS_STATUS_UNAVAIL; #ifdef USE_NSCD @@ -175,13 +180,13 @@ INTERNAL (REENTRANT_NAME) (ADD_PARAMS, LOOKUP_TYPE *resbuf, char *buffer, if (startp == NULL) { - no_more = DB_LOOKUP_FCT (&nip, REENTRANT_NAME_STRING, (void **) &fct); + no_more = DB_LOOKUP_FCT (&nip, REENTRANT_NAME_STRING, &fct.ptr); if (no_more) startp = (service_user *) -1l; else { startp = nip; - start_fct = fct; + start_fct = fct.l; #ifdef NEED__RES /* The resolver code will really be used so we have to @@ -201,7 +206,7 @@ INTERNAL (REENTRANT_NAME) (ADD_PARAMS, LOOKUP_TYPE *resbuf, char *buffer, } else { - fct = start_fct; + fct.l = start_fct; no_more = (nip = startp) == (service_user *) -1l; } @@ -211,8 +216,8 @@ INTERNAL (REENTRANT_NAME) (ADD_PARAMS, LOOKUP_TYPE *resbuf, char *buffer, any_service = true; #endif - status = DL_CALL_FCT (fct, (ADD_VARIABLES, resbuf, buffer, buflen, - &errno H_ERRNO_VAR)); + status = DL_CALL_FCT (fct.l, (ADD_VARIABLES, resbuf, buffer, buflen, + &errno H_ERRNO_VAR)); /* The status is NSS_STATUS_TRYAGAIN and errno is ERANGE the provided buffer is too small. In this case we should give @@ -227,7 +232,7 @@ INTERNAL (REENTRANT_NAME) (ADD_PARAMS, LOOKUP_TYPE *resbuf, char *buffer, break; no_more = __nss_next (&nip, REENTRANT_NAME_STRING, - (void **) &fct, status, 0); + &fct.ptr, status, 0); } #ifdef HANDLE_DIGITS_DOTS @@ -262,7 +267,7 @@ OLD (REENTRANT_NAME) (ADD_PARAMS, LOOKUP_TYPE *resbuf, char *buffer, size_t buflen, LOOKUP_TYPE **result H_ERRNO_PARM) { int ret = INTERNAL (REENTRANT_NAME) (ADD_VARIABLES, resbuf, buffer, - buflen, result H_ERRNO_VAR); + buflen, result H_ERRNO_VAR); if (ret != 0) ret = -1; |