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https://github.com/logos-messaging/sds-go-bindings.git
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chore: adding sds prefix to exported C procs/types (#4)
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gabrielmer
GitHub
parent
868e6f37cb
commit
be7f61d809
90
sds/sds.go
90
sds/sds.go
@ -8,17 +8,17 @@ package sds
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#include <stdio.h>
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#include <stdlib.h>
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extern void globalEventCallback(int ret, char* msg, size_t len, void* userData);
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extern void sdsGlobalEventCallback(int ret, char* msg, size_t len, void* userData);
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typedef struct {
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int ret;
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char* msg;
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size_t len;
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void* ffiWg;
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} Resp;
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} SdsResp;
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static void* allocResp(void* wg) {
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Resp* r = calloc(1, sizeof(Resp));
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SdsResp* r = calloc(1, sizeof(SdsResp));
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r->ffiWg = wg;
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return r;
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}
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@ -33,7 +33,7 @@ package sds
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if (resp == NULL) {
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return NULL;
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}
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Resp* m = (Resp*) resp;
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SdsResp* m = (SdsResp*) resp;
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return m->msg;
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}
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@ -41,7 +41,7 @@ package sds
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if (resp == NULL) {
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return 0;
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}
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Resp* m = (Resp*) resp;
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SdsResp* m = (SdsResp*) resp;
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return m->len;
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}
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@ -49,79 +49,79 @@ package sds
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if (resp == NULL) {
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return 0;
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}
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Resp* m = (Resp*) resp;
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SdsResp* m = (SdsResp*) resp;
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return m->ret;
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}
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// resp must be set != NULL in case interest on retrieving data from the callback
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void GoCallback(int ret, char* msg, size_t len, void* resp);
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void SdsGoCallback(int ret, char* msg, size_t len, void* resp);
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static void* cGoNewReliabilityManager(const char* channelId, void* resp) {
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static void* cGoSdsNewReliabilityManager(const char* channelId, void* resp) {
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// We pass NULL because we are not interested in retrieving data from this callback
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void* ret = NewReliabilityManager(channelId, (SdsCallBack) GoCallback, resp);
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void* ret = SdsNewReliabilityManager(channelId, (SdsCallBack) SdsGoCallback, resp);
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return ret;
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}
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static void cGoSetEventCallback(void* rmCtx) {
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// The 'globalEventCallback' Go function is shared amongst all possible Reliability Manager instances.
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static void cGoSdsSetEventCallback(void* rmCtx) {
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// The 'sdsGlobalEventCallback' Go function is shared amongst all possible Reliability Manager instances.
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// Given that the 'globalEventCallback' is shared, we pass again the
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// Given that the 'sdsGlobalEventCallback' is shared, we pass again the
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// rmCtx instance but in this case is needed to pick up the correct method
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// that will handle the event.
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// In other words, for every call libsds makes to globalEventCallback,
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// In other words, for every call libsds makes to sdsGlobalEventCallback,
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// the 'userData' parameter will bring the context of the rm that registered
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// that globalEventCallback.
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// that sdsGlobalEventCallback.
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// This technique is needed because cgo only allows to export Go functions and not methods.
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SetEventCallback(rmCtx, (SdsCallBack) globalEventCallback, rmCtx);
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SdsSetEventCallback(rmCtx, (SdsCallBack) sdsGlobalEventCallback, rmCtx);
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}
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static void cGoCleanupReliabilityManager(void* rmCtx, void* resp) {
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CleanupReliabilityManager(rmCtx, (SdsCallBack) GoCallback, resp);
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static void cGoSdsCleanupReliabilityManager(void* rmCtx, void* resp) {
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SdsCleanupReliabilityManager(rmCtx, (SdsCallBack) SdsGoCallback, resp);
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}
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static void cGoResetReliabilityManager(void* rmCtx, void* resp) {
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ResetReliabilityManager(rmCtx, (SdsCallBack) GoCallback, resp);
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static void cGoSdsResetReliabilityManager(void* rmCtx, void* resp) {
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SdsResetReliabilityManager(rmCtx, (SdsCallBack) SdsGoCallback, resp);
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}
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static void cGoWrapOutgoingMessage(void* rmCtx,
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static void cGoSdsWrapOutgoingMessage(void* rmCtx,
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void* message,
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size_t messageLen,
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const char* messageId,
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void* resp) {
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WrapOutgoingMessage(rmCtx,
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SdsWrapOutgoingMessage(rmCtx,
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message,
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messageLen,
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messageId,
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(SdsCallBack) GoCallback,
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(SdsCallBack) SdsGoCallback,
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resp);
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}
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static void cGoUnwrapReceivedMessage(void* rmCtx,
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static void cGoSdsUnwrapReceivedMessage(void* rmCtx,
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void* message,
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size_t messageLen,
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void* resp) {
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UnwrapReceivedMessage(rmCtx,
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SdsUnwrapReceivedMessage(rmCtx,
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message,
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messageLen,
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(SdsCallBack) GoCallback,
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(SdsCallBack) SdsGoCallback,
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resp);
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}
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static void cGoMarkDependenciesMet(void* rmCtx,
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static void cGoSdsMarkDependenciesMet(void* rmCtx,
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char** messageIDs,
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size_t count,
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void* resp) {
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MarkDependenciesMet(rmCtx,
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SdsMarkDependenciesMet(rmCtx,
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messageIDs,
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count,
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(SdsCallBack) GoCallback,
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(SdsCallBack) SdsGoCallback,
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resp);
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}
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static void cGoStartPeriodicTasks(void* rmCtx, void* resp) {
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StartPeriodicTasks(rmCtx, (SdsCallBack) GoCallback, resp);
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static void cGoSdsStartPeriodicTasks(void* rmCtx, void* resp) {
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SdsStartPeriodicTasks(rmCtx, (SdsCallBack) SdsGoCallback, resp);
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}
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*/
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@ -139,10 +139,10 @@ import (
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const requestTimeout = 30 * time.Second
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const EventChanBufferSize = 1024
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//export GoCallback
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func GoCallback(ret C.int, msg *C.char, len C.size_t, resp unsafe.Pointer) {
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//export SdsGoCallback
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func SdsGoCallback(ret C.int, msg *C.char, len C.size_t, resp unsafe.Pointer) {
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if resp != nil {
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m := (*C.Resp)(resp)
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m := (*C.SdsResp)(resp)
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m.ret = ret
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m.msg = msg
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m.len = len
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@ -186,10 +186,10 @@ func NewReliabilityManager(channelId string) (*ReliabilityManager, error) {
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}
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wg.Add(1)
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rm.rmCtx = C.cGoNewReliabilityManager(cChannelId, resp)
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rm.rmCtx = C.cGoSdsNewReliabilityManager(cChannelId, resp)
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wg.Wait()
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C.cGoSetEventCallback(rm.rmCtx)
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C.cGoSdsSetEventCallback(rm.rmCtx)
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registerReliabilityManager(rm)
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Debug("Successfully created Reliability Manager")
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@ -219,8 +219,8 @@ func unregisterReliabilityManager(rm *ReliabilityManager) {
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delete(rmRegistry, rm.rmCtx)
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}
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//export globalEventCallback
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func globalEventCallback(callerRet C.int, msg *C.char, len C.size_t, userData unsafe.Pointer) {
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//export sdsGlobalEventCallback
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func sdsGlobalEventCallback(callerRet C.int, msg *C.char, len C.size_t, userData unsafe.Pointer) {
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if callerRet == C.RET_OK {
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eventStr := C.GoStringN(msg, C.int(len))
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rm, ok := rmRegistry[userData] // userData contains rm's ctx
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@ -230,9 +230,9 @@ func globalEventCallback(callerRet C.int, msg *C.char, len C.size_t, userData un
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} else {
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if len != 0 {
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errMsg := C.GoStringN(msg, C.int(len))
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Error("globalEventCallback retCode not ok, retCode: %v: %v", callerRet, errMsg)
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Error("sdsGlobalEventCallback retCode not ok, retCode: %v: %v", callerRet, errMsg)
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} else {
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Error("globalEventCallback retCode not ok, retCode: %v", callerRet)
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Error("sdsGlobalEventCallback retCode not ok, retCode: %v", callerRet)
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}
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}
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}
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@ -332,7 +332,7 @@ func (rm *ReliabilityManager) Cleanup() error {
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defer C.freeResp(resp)
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wg.Add(1)
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C.cGoCleanupReliabilityManager(rm.rmCtx, resp)
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C.cGoSdsCleanupReliabilityManager(rm.rmCtx, resp)
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wg.Wait()
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if C.getRet(resp) == C.RET_OK {
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@ -361,7 +361,7 @@ func (rm *ReliabilityManager) Reset() error {
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defer C.freeResp(resp)
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wg.Add(1)
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C.cGoResetReliabilityManager(rm.rmCtx, resp)
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C.cGoSdsResetReliabilityManager(rm.rmCtx, resp)
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wg.Wait()
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if C.getRet(resp) == C.RET_OK {
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@ -401,7 +401,7 @@ func (rm *ReliabilityManager) WrapOutgoingMessage(message []byte, messageId Mess
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cMessageLen := C.size_t(len(message))
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wg.Add(1)
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C.cGoWrapOutgoingMessage(rm.rmCtx, cMessagePtr, cMessageLen, cMessageId, resp)
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C.cGoSdsWrapOutgoingMessage(rm.rmCtx, cMessagePtr, cMessageLen, cMessageId, resp)
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wg.Wait()
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if C.getRet(resp) == C.RET_OK {
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@ -453,7 +453,7 @@ func (rm *ReliabilityManager) UnwrapReceivedMessage(message []byte) (*UnwrappedM
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cMessageLen := C.size_t(len(message))
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wg.Add(1)
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C.cGoUnwrapReceivedMessage(rm.rmCtx, cMessagePtr, cMessageLen, resp)
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C.cGoSdsUnwrapReceivedMessage(rm.rmCtx, cMessagePtr, cMessageLen, resp)
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wg.Wait()
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if C.getRet(resp) == C.RET_OK {
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@ -513,7 +513,7 @@ func (rm *ReliabilityManager) MarkDependenciesMet(messageIDs []MessageID) error
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wg.Add(1)
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// Pass the pointer variable (cMessageIDsPtr) directly, which is of type **C.char
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C.cGoMarkDependenciesMet(rm.rmCtx, cMessageIDsPtr, C.size_t(len(messageIDs)), resp)
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C.cGoSdsMarkDependenciesMet(rm.rmCtx, cMessageIDsPtr, C.size_t(len(messageIDs)), resp)
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wg.Wait()
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if C.getRet(resp) == C.RET_OK {
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@ -541,7 +541,7 @@ func (rm *ReliabilityManager) StartPeriodicTasks() error {
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defer C.freeResp(resp)
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wg.Add(1)
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C.cGoStartPeriodicTasks(rm.rmCtx, resp)
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C.cGoSdsStartPeriodicTasks(rm.rmCtx, resp)
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wg.Wait()
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if C.getRet(resp) == C.RET_OK {
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