Changeset bbc74af7 in mainline for uspace/lib
- Timestamp:
- 2010-12-16T20:21:45Z (15 years ago)
- Branches:
- lfn, master, serial, ticket/834-toolchain-update, topic/msim-upgrade, topic/simplify-dev-export
- Children:
- 40dc422, 87b4baa
- Parents:
- eb221e5 (diff), cc274f5a (diff)
Note: this is a merge changeset, the changes displayed below correspond to the merge itself.
Use the(diff)
links above to see all the changes relative to each parent. - Location:
- uspace/lib/c
- Files:
-
- 2 edited
Legend:
- Unmodified
- Added
- Removed
-
uspace/lib/c/generic/net/modules.c
reb221e5 rbbc74af7 198 198 } 199 199 200 /** Receives data from the other party.201 *202 * The received data buffer is allocated and returned.203 *204 * @param[out] data The data buffer to be filled.205 * @param[out] length The buffer length.206 * @return EOK on success.207 * @return EBADMEM if the data or the length parameter is NULL.208 * @return EINVAL if the client does not send data.209 * @return ENOMEM if there is not enough memory left.210 * @return Other error codes as defined for the211 * async_data_write_finalize() function.212 */213 int data_receive(void **data, size_t *length)214 {215 ipc_callid_t callid;216 int rc;217 218 if (!data || !length)219 return EBADMEM;220 221 // fetch the request222 if (!async_data_write_receive(&callid, length))223 return EINVAL;224 225 // allocate the buffer226 *data = malloc(*length);227 if (!*data)228 return ENOMEM;229 230 // fetch the data231 rc = async_data_write_finalize(callid, *data, *length);232 if (rc != EOK) {233 free(data);234 return rc;235 }236 237 return EOK;238 }239 240 200 /** Replies the data to the other party. 241 201 * -
uspace/lib/c/include/net/modules.h
reb221e5 rbbc74af7 49 49 #include <sys/time.h> 50 50 51 /** Converts the data length between different types.52 *53 * @param[in] type_from The source type.54 * @param[in] type_to The destination type.55 * @param[in] count The number units of the source type size.56 */57 #define CONVERT_SIZE(type_from, type_to, count) \58 ((sizeof(type_from) / sizeof(type_to)) * (count))59 60 /** Registers the module service at the name server.61 *62 * @param[in] me The module service.63 * @param[out] phonehash The created phone hash.64 */65 #define REGISTER_ME(me, phonehash) \66 ipc_connect_to_me(PHONE_NS, (me), 0, 0, (phonehash))67 68 51 /** Connect to the needed module function type definition. 69 52 * … … 80 63 extern int connect_to_service(services_t); 81 64 extern int connect_to_service_timeout(services_t, suseconds_t); 82 extern int data_receive(void **, size_t *);83 65 extern int data_reply(void *, size_t); 84 66 extern void refresh_answer(ipc_call_t *, int *);
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