diff options
Diffstat (limited to 'lib/openldap.c')
| -rw-r--r-- | lib/openldap.c | 271 |
1 files changed, 114 insertions, 157 deletions
diff --git a/lib/openldap.c b/lib/openldap.c index 003d0f8e5..23bc38bc0 100644 --- a/lib/openldap.c +++ b/lib/openldap.c @@ -620,95 +620,85 @@ static ssize_t oldap_recv(struct Curl_easy *data, int sockindex, char *buf, struct connectdata *conn = data->conn; struct ldapconninfo *li = conn->proto.ldapc; struct ldapreqinfo *lr = data->req.p.ldap; - int rc, ret; + int rc; LDAPMessage *msg = NULL; - LDAPMessage *ent; BerElement *ber = NULL; struct timeval tv = {0, 1}; + struct berval bv, *bvals; + int binary = 0; + CURLcode result = CURLE_AGAIN; + int code; + char *info = NULL; (void)len; (void)buf; (void)sockindex; - rc = ldap_result(li->ld, lr->msgid, LDAP_MSG_RECEIVED, &tv, &msg); + rc = ldap_result(li->ld, lr->msgid, LDAP_MSG_ONE, &tv, &msg); if(rc < 0) { failf(data, "LDAP local: search ldap_result %s", ldap_err2string(rc)); - *err = CURLE_RECV_ERROR; - return -1; + result = CURLE_RECV_ERROR; } - *err = CURLE_AGAIN; - ret = -1; + *err = result; - /* timed out */ + /* error or timed out */ if(!msg) - return ret; - - for(ent = ldap_first_message(li->ld, msg); ent; - ent = ldap_next_message(li->ld, ent)) { - struct berval bv, *bvals; - int binary = 0, msgtype; - CURLcode writeerr; - - msgtype = ldap_msgtype(ent); - if(msgtype == LDAP_RES_SEARCH_RESULT) { - int code; - char *info = NULL; - rc = ldap_parse_result(li->ld, ent, &code, NULL, &info, NULL, NULL, 0); - if(rc) { - failf(data, "LDAP local: search ldap_parse_result %s", - ldap_err2string(rc)); - *err = CURLE_LDAP_SEARCH_FAILED; - } - else if(code && code != LDAP_SIZELIMIT_EXCEEDED) { - failf(data, "LDAP remote: search failed %s %s", ldap_err2string(rc), - info ? info : ""); - *err = CURLE_LDAP_SEARCH_FAILED; - } - else { - /* successful */ - if(code == LDAP_SIZELIMIT_EXCEEDED) - infof(data, "There are more than %d entries", lr->nument); - data->req.size = data->req.bytecount; - *err = CURLE_OK; - ret = 0; - } - lr->msgid = 0; - ldap_memfree(info); + return -1; + + result = CURLE_OK; + + switch(ldap_msgtype(msg)) { + case LDAP_RES_SEARCH_RESULT: + lr->msgid = 0; + rc = ldap_parse_result(li->ld, msg, &code, NULL, &info, NULL, NULL, 0); + if(rc) { + failf(data, "LDAP local: search ldap_parse_result %s", + ldap_err2string(rc)); + result = CURLE_LDAP_SEARCH_FAILED; break; } - else if(msgtype != LDAP_RES_SEARCH_ENTRY) - continue; + switch(code) { + case LDAP_SIZELIMIT_EXCEEDED: + infof(data, "There are more than %d entries", lr->nument); + /* FALLTHROUGH */ + case LDAP_SUCCESS: + data->req.size = data->req.bytecount; + break; + default: + failf(data, "LDAP remote: search failed %s %s", ldap_err2string(code), + info ? info : ""); + result = CURLE_LDAP_SEARCH_FAILED; + break; + } + if(info) + ldap_memfree(info); + break; + case LDAP_RES_SEARCH_ENTRY: lr->nument++; - rc = ldap_get_dn_ber(li->ld, ent, &ber, &bv); + rc = ldap_get_dn_ber(li->ld, msg, &ber, &bv); if(rc < 0) { - *err = CURLE_RECV_ERROR; - return -1; - } - writeerr = Curl_client_write(data, CLIENTWRITE_BODY, (char *)"DN: ", 4); - if(writeerr) { - *err = writeerr; - return -1; + result = CURLE_RECV_ERROR; + break; } + result = Curl_client_write(data, CLIENTWRITE_BODY, (char *)"DN: ", 4); + if(result) + break; - writeerr = Curl_client_write(data, CLIENTWRITE_BODY, (char *)bv.bv_val, - bv.bv_len); - if(writeerr) { - *err = writeerr; - return -1; - } + result = Curl_client_write(data, CLIENTWRITE_BODY, (char *)bv.bv_val, + bv.bv_len); + if(result) + break; - writeerr = Curl_client_write(data, CLIENTWRITE_BODY, (char *)"\n", 1); - if(writeerr) { - *err = writeerr; - return -1; - } + result = Curl_client_write(data, CLIENTWRITE_BODY, (char *)"\n", 1); + if(result) + break; data->req.bytecount += bv.bv_len + 5; - for(rc = ldap_get_attribute_ber(li->ld, ent, ber, &bv, &bvals); + for(rc = ldap_get_attribute_ber(li->ld, msg, ber, &bv, &bvals); rc == LDAP_SUCCESS; - rc = ldap_get_attribute_ber(li->ld, ent, ber, &bv, &bvals)) { + rc = ldap_get_attribute_ber(li->ld, msg, ber, &bv, &bvals)) { int i; if(!bv.bv_val) @@ -720,57 +710,45 @@ static ssize_t oldap_recv(struct Curl_easy *data, int sockindex, char *buf, binary = 0; if(!bvals) { - writeerr = Curl_client_write(data, CLIENTWRITE_BODY, (char *)"\t", 1); - if(writeerr) { - *err = writeerr; - return -1; - } - writeerr = Curl_client_write(data, CLIENTWRITE_BODY, (char *)bv.bv_val, - bv.bv_len); - if(writeerr) { - *err = writeerr; - return -1; - } - writeerr = Curl_client_write(data, CLIENTWRITE_BODY, (char *)":\n", 2); - if(writeerr) { - *err = writeerr; - return -1; - } + result = Curl_client_write(data, CLIENTWRITE_BODY, (char *)"\t", 1); + if(result) + break; + result = Curl_client_write(data, CLIENTWRITE_BODY, (char *)bv.bv_val, + bv.bv_len); + if(result) + break; + result = Curl_client_write(data, CLIENTWRITE_BODY, (char *)":\n", 2); + if(result) + break; data->req.bytecount += bv.bv_len + 3; continue; } for(i = 0; bvals[i].bv_val != NULL; i++) { int binval = 0; - writeerr = Curl_client_write(data, CLIENTWRITE_BODY, (char *)"\t", 1); - if(writeerr) { - *err = writeerr; - return -1; - } - - writeerr = Curl_client_write(data, CLIENTWRITE_BODY, (char *)bv.bv_val, - bv.bv_len); - if(writeerr) { - *err = writeerr; - return -1; - } - - writeerr = Curl_client_write(data, CLIENTWRITE_BODY, (char *)":", 1); - if(writeerr) { - *err = writeerr; - return -1; - } + result = Curl_client_write(data, CLIENTWRITE_BODY, (char *)"\t", 1); + if(result) + break; + + result = Curl_client_write(data, CLIENTWRITE_BODY, (char *)bv.bv_val, + bv.bv_len); + if(result) + break; + + result = Curl_client_write(data, CLIENTWRITE_BODY, (char *)":", 1); + if(result) + break; data->req.bytecount += bv.bv_len + 2; if(!binary) { /* check for leading or trailing whitespace */ if(ISSPACE(bvals[i].bv_val[0]) || - ISSPACE(bvals[i].bv_val[bvals[i].bv_len-1])) + ISSPACE(bvals[i].bv_val[bvals[i].bv_len - 1])) binval = 1; else { /* check for unprintable characters */ unsigned int j; - for(j = 0; j<bvals[i].bv_len; j++) + for(j = 0; j < bvals[i].bv_len; j++) if(!ISPRINT(bvals[i].bv_val[j])) { binval = 1; break; @@ -780,80 +758,59 @@ static ssize_t oldap_recv(struct Curl_easy *data, int sockindex, char *buf, if(binary || binval) { char *val_b64 = NULL; size_t val_b64_sz = 0; + /* Binary value, encode to base64. */ - CURLcode error = Curl_base64_encode(data, - bvals[i].bv_val, - bvals[i].bv_len, - &val_b64, - &val_b64_sz); - if(error) { - ber_memfree(bvals); - ber_free(ber, 0); - ldap_msgfree(msg); - *err = error; - return -1; - } - writeerr = Curl_client_write(data, CLIENTWRITE_BODY, + result = Curl_base64_encode(data, bvals[i].bv_val, bvals[i].bv_len, + &val_b64, &val_b64_sz); + if(!result) + result = Curl_client_write(data, CLIENTWRITE_BODY, (char *)": ", 2); - if(writeerr) { - *err = writeerr; - return -1; - } - - data->req.bytecount += 2; - if(val_b64_sz > 0) { - writeerr = Curl_client_write(data, CLIENTWRITE_BODY, val_b64, - val_b64_sz); - if(writeerr) { - *err = writeerr; - return -1; - } - free(val_b64); - data->req.bytecount += val_b64_sz; - } + if(!result && val_b64_sz > 0) + result = Curl_client_write(data, CLIENTWRITE_BODY, val_b64, + val_b64_sz); + free(val_b64); + data->req.bytecount += val_b64_sz + 2; } else { - writeerr = Curl_client_write(data, CLIENTWRITE_BODY, (char *)" ", 1); - if(writeerr) { - *err = writeerr; - return -1; - } + result = Curl_client_write(data, CLIENTWRITE_BODY, (char *)" ", 1); + if(result) + break; - writeerr = Curl_client_write(data, CLIENTWRITE_BODY, bvals[i].bv_val, - bvals[i].bv_len); - if(writeerr) { - *err = writeerr; - return -1; - } + result = Curl_client_write(data, CLIENTWRITE_BODY, bvals[i].bv_val, + bvals[i].bv_len); + if(result) + break; data->req.bytecount += bvals[i].bv_len + 1; } - writeerr = Curl_client_write(data, CLIENTWRITE_BODY, (char *)"\n", 1); - if(writeerr) { - *err = writeerr; - return -1; - } + result = Curl_client_write(data, CLIENTWRITE_BODY, (char *)"\n", 1); + if(result) + break; data->req.bytecount++; } + ber_memfree(bvals); - writeerr = Curl_client_write(data, CLIENTWRITE_BODY, (char *)"\n", 1); - if(writeerr) { - *err = writeerr; - return -1; - } + + if(!result) + result = Curl_client_write(data, CLIENTWRITE_BODY, (char *)"\n", 1); + if(result) + break; data->req.bytecount++; } - writeerr = Curl_client_write(data, CLIENTWRITE_BODY, (char *)"\n", 1); - if(writeerr) { - *err = writeerr; - return -1; - } - data->req.bytecount++; + ber_free(ber, 0); + + result = Curl_client_write(data, CLIENTWRITE_BODY, (char *)"\n", 1); + if(!result) + result = CURLE_AGAIN; + data->req.bytecount++; + break; } + ldap_msgfree(msg); - return ret; + *err = result; + return result? -1: 0; } #ifdef USE_SSL |