CONSTBUFFER_HANDLE constbuffer_array_get_buffer(CONSTBUFFER_ARRAY_HANDLE constbuffer_array_handle, uint32_t buffer_index)
{
CONSTBUFFER_HANDLE result;
if (
/* Codes_SRS_CONSTBUFFER_ARRAY_01_007: [ If `constbuffer_array_handle` is NULL, `constbuffer_array_get_buffer` shall fail and return NULL. ]*/
(constbuffer_array_handle == NULL) ||
(buffer_index >= constbuffer_array_handle->nBuffers)
)
{
LogError("Invalid arguments: CONSTBUFFER_ARRAY_HANDLE constbuffer_array_handle=%p, uint32_t buffer_index=%" PRIu32,
constbuffer_array_handle, buffer_index);
}
else
{
/* Codes_SRS_CONSTBUFFER_ARRAY_01_006: [ The returned handle shall have its reference count incremented. ]*/
result = CONSTBUFFER_Clone(constbuffer_array_handle->buffers[buffer_index]);
if (result == NULL)
{
/* Codes_SRS_CONSTBUFFER_ARRAY_01_015: [ If any error occurs, `constbuffer_array_get_buffer` shall fail and return NULL. ]*/
LogError("Cloning CONST buffer failed");
}
else
{
/* Codes_SRS_CONSTBUFFER_ARRAY_01_005: [ On success, `constbuffer_array_get_buffer` shall return a non-NULL handle to the `buffer_index`-th const buffer in the array. ]*/
goto all_ok;
}
}
result = NULL;
all_ok:
return result;
}
CONSTBUFFER_HANDLE Message_GetContentHandle(MESSAGE_HANDLE message)
{
CONSTBUFFER_HANDLE result;
if (message == NULL)
{
/*Codes_SRS_MESSAGE_17_006: [If message is NULL then Message_GetContentHandle shall return NULL.] */
LogError("invalid argument, message is NULL");
result = NULL;
}
else
{
/*Codes_SRS_MESSAGE_17_007: [Otherwise, Message_GetContentHandle shall shall clone and return the CONSTBUFFER_HANDLE representing the message content.]*/
result = CONSTBUFFER_Clone(((MESSAGE_HANDLE_DATA*)message)->content);
}
return result;
}
MESSAGE_HANDLE Message_Clone(MESSAGE_HANDLE message)
{
if (message == NULL)
{
LogError("invalid arg: message is NULL");
/*Codes_SRS_MESSAGE_02_007: [If messageHandle is NULL then Message_Clone shall return NULL.] */
}
else
{
/*Codes_SRS_MESSAGE_02_008: [Otherwise, Message_Clone shall increment the internal ref count.] */
INC_REF(MESSAGE_HANDLE_DATA, message);
MESSAGE_HANDLE_DATA* messageData = (MESSAGE_HANDLE_DATA*)message;
/*Codes_SRS_MESSAGE_17_001: [Message_Clone shall clone the CONSTMAP handle.]*/
(void)ConstMap_Clone(messageData->properties);
/*Codes_SRS_MESSAGE_17_004: [Message_Clone shall clone the CONSTBUFFER handle]*/
(void)CONSTBUFFER_Clone(messageData->content);
}
/*Codes_SRS_MESSAGE_02_010: [Message_Clone shall return messageHandle.]*/
return message;
}
CONSTBUFFER_ARRAY_HANDLE constbuffer_array_create(const CONSTBUFFER_HANDLE* buffers, uint32_t buffer_count)
{
CONSTBUFFER_ARRAY_HANDLE result;
if (
/* Codes_SRS_CONSTBUFFER_ARRAY_01_012: [ If `buffers` is NULL and `buffer_count` is not 0, `constbuffer_array_create` shall fail and return NULL. ]*/
(buffers == NULL) && (buffer_count != 0)
)
{
LogError("Invalid arguments: const CONSTBUFFER_HANDLE* buffers=%p, uint32_t buffer_count=%" PRIu32,
buffers, buffer_count);
}
else
{
/* Codes_SRS_CONSTBUFFER_ARRAY_01_009: [ `constbuffer_array_create` shall allocate memory for a new `CONSTBUFFER_ARRAY_HANDLE` that can hold `buffer_count` buffers. ]*/
result = REFCOUNT_TYPE_CREATE_WITH_EXTRA_SIZE(CONSTBUFFER_ARRAY_HANDLE_DATA, buffer_count * sizeof(CONSTBUFFER_HANDLE));
if (result == NULL)
{
/* Codes_SRS_CONSTBUFFER_ARRAY_01_014: [ If any error occurs, `constbuffer_array_create` shall fail and return NULL. ]*/
LogError("failure in allocating const buffer array");
}
else
{
uint32_t i;
for (i = 0; i < buffer_count; i++)
{
/* Codes_SRS_CONSTBUFFER_ARRAY_01_010: [ `constbuffer_array_create` shall clone the buffers in `buffers` and store them. ]*/
result->buffers[i] = CONSTBUFFER_Clone(buffers[i]);
if (result->buffers[i] == NULL)
{
/* Codes_SRS_CONSTBUFFER_ARRAY_01_014: [ If any error occurs, `constbuffer_array_create` shall fail and return NULL. ]*/
LogError("Failed cloning buffer at index %" PRIu32, i);
break;
}
}
if (i < buffer_count)
{
uint32_t j;
LogError("Failed creating const buffer array");
for (j = 0; j < i; j++)
{
CONSTBUFFER_Destroy(result->buffers[j]);
}
}
else
{
result->nBuffers = buffer_count;
/* Codes_SRS_CONSTBUFFER_ARRAY_01_011: [ On success `constbuffer_array_create` shall return a non-NULL handle. ]*/
goto all_ok;
}
REFCOUNT_TYPE_DESTROY(CONSTBUFFER_ARRAY_HANDLE_DATA, result);
}
}
result = NULL;
all_ok:
return result;
}
CONSTBUFFER_ARRAY_HANDLE constbuffer_array_remove_front(CONSTBUFFER_ARRAY_HANDLE constbuffer_array_handle, CONSTBUFFER_HANDLE* constbuffer_handle)
{
CONSTBUFFER_ARRAY_HANDLE result;
if (
/*Codes_SRS_CONSTBUFFER_ARRAY_02_012: [ If constbuffer_array_handle is NULL then constbuffer_array_remove_front shall fail and return NULL. ]*/
(constbuffer_array_handle == NULL) ||
/*Codes_SRS_CONSTBUFFER_ARRAY_02_045: [ If constbuffer_handle is NULL then constbuffer_array_remove_front shall fail and return NULL. ]*/
(constbuffer_handle == NULL)
)
{
/*Codes_SRS_CONSTBUFFER_ARRAY_02_036: [ If there are any failures then constbuffer_array_remove_front shall fail and return NULL. ]*/
LogError("invalid arguments CONSTBUFFER_ARRAY_HANDLE constbuffer_array_handle=%p, CONSTBUFFER_HANDLE* constbuffer_handle=%p", constbuffer_array_handle, constbuffer_handle);
}
else
{
/*Codes_SRS_CONSTBUFFER_ARRAY_02_002: [ constbuffer_array_remove_front shall fail when called on a newly constructed CONSTBUFFER_ARRAY_HANDLE. ]*/
/*Codes_SRS_CONSTBUFFER_ARRAY_02_013: [ If there is no front CONSTBUFFER_HANDLE then constbuffer_array_remove_front shall fail and return NULL. ]*/
if (constbuffer_array_handle->nBuffers == 0)
{
/*Codes_SRS_CONSTBUFFER_ARRAY_02_036: [ If there are any failures then constbuffer_array_remove_front shall fail and return NULL. ]*/
LogError("cannot remove from that which does not have");
}
else
{
/*Codes_SRS_CONSTBUFFER_ARRAY_02_046: [ constbuffer_array_remove_front shall allocate memory to hold all of constbuffer_array_handle CONSTBUFFER_HANDLEs except the front one. ]*/
result = REFCOUNT_TYPE_CREATE_WITH_EXTRA_SIZE(CONSTBUFFER_ARRAY_HANDLE_DATA, (constbuffer_array_handle->nBuffers - 1) * sizeof(CONSTBUFFER_HANDLE));
if (result == NULL)
{
/*Codes_SRS_CONSTBUFFER_ARRAY_02_036: [ If there are any failures then constbuffer_array_remove_front shall fail and return NULL. ]*/
LogError("failure in malloc");
/*return as is*/
}
else
{
/* Codes_SRS_CONSTBUFFER_ARRAY_01_001: [ `constbuffer_array_remove_front` shall inc_ref the removed buffer. ]*/
CONSTBUFFER_HANDLE clonedFrontBuffer = CONSTBUFFER_Clone(constbuffer_array_handle->buffers[0]);
if (clonedFrontBuffer == NULL)
{
/*Codes_SRS_CONSTBUFFER_ARRAY_02_036: [ If there are any failures then constbuffer_array_remove_front shall fail and return NULL. ]*/
LogError("failure in CONSTBUFFER_Clone");
}
else
{
uint32_t i;
result->nBuffers = constbuffer_array_handle->nBuffers - 1;
/*Codes_SRS_CONSTBUFFER_ARRAY_02_047: [ constbuffer_array_remove_front shall copy all of constbuffer_array_handle CONSTBUFFER_HANDLEs except the front one. ]*/
/*Codes_SRS_CONSTBUFFER_ARRAY_02_048: [ constbuffer_array_remove_front shall inc_ref all the copied CONSTBUFFER_HANDLEs. ]*/
for (i = 1; i < constbuffer_array_handle->nBuffers; i++)
{
if ((result->buffers[i - 1] = CONSTBUFFER_Clone(constbuffer_array_handle->buffers[i])) == NULL)
{
/*Codes_SRS_CONSTBUFFER_ARRAY_02_036: [ If there are any failures then constbuffer_array_remove_front shall fail and return NULL. ]*/
LogError("failure in CONSTBUFFER_Clone");
break;
}
}
if (i != constbuffer_array_handle->nBuffers)
{
uint32_t j;
for (j = 1; j < i; j++)
{
CONSTBUFFER_Destroy(result->buffers[j - 1]);
}
}
else
{
/*Codes_SRS_CONSTBUFFER_ARRAY_02_049: [ constbuffer_array_remove_front shall succeed, write in constbuffer_handle the front handle and return a non-NULL value. ]*/
*constbuffer_handle = clonedFrontBuffer;
goto allOk;
}
CONSTBUFFER_Destroy(clonedFrontBuffer);
}
REFCOUNT_TYPE_DESTROY(CONSTBUFFER_ARRAY_HANDLE_DATA, result);
}
}
}
/*Codes_SRS_CONSTBUFFER_ARRAY_02_036: [ If there are any failures then constbuffer_array_remove_front shall fail and return NULL. ]*/
result = NULL;
allOk:;
return result;
}
CONSTBUFFER_ARRAY_HANDLE constbuffer_array_add_front(CONSTBUFFER_ARRAY_HANDLE constbuffer_array_handle, CONSTBUFFER_HANDLE constbuffer_handle)
{
CONSTBUFFER_ARRAY_HANDLE result;
if (
/*Codes_SRS_CONSTBUFFER_ARRAY_02_006: [ If constbuffer_array_handle is NULL then constbuffer_array_add_front shall fail and return NULL ]*/
(constbuffer_array_handle == NULL) ||
/*Codes_SRS_CONSTBUFFER_ARRAY_02_007: [ If constbuffer_handle is NULL then constbuffer_array_add_front shall fail and return NULL ]*/
(constbuffer_handle == NULL)
)
{
LogError("invalid arguments CONSTBUFFER_ARRAY_HANDLE constbuffer_array_handle=%p, CONSTBUFFER_HANDLE constbuffer_handle=%p", constbuffer_array_handle, constbuffer_handle);
}
else
{
/*Codes_SRS_CONSTBUFFER_ARRAY_02_042: [ constbuffer_array_add_front shall allocate enough memory to hold all of constbuffer_array_handle existing CONSTBUFFER_HANDLE and constbuffer_handle. ]*/
result = REFCOUNT_TYPE_CREATE_WITH_EXTRA_SIZE(CONSTBUFFER_ARRAY_HANDLE_DATA, (constbuffer_array_handle->nBuffers + 1) * sizeof(CONSTBUFFER_HANDLE));
if (result == NULL)
{
/*Codes_SRS_CONSTBUFFER_ARRAY_02_011: [ If there any failures constbuffer_array_add_front shall fail and return NULL. ]*/
LogError("failure in malloc");
/*return as is*/
}
else
{
/*Codes_SRS_CONSTBUFFER_ARRAY_02_043: [ constbuffer_array_add_front shall copy constbuffer_handle and all of constbuffer_array_handle existing CONSTBUFFER_HANDLE. ]*/
/*Codes_SRS_CONSTBUFFER_ARRAY_02_044: [ constbuffer_array_add_front shall inc_ref all the CONSTBUFFER_HANDLE it had copied. ]*/
result->nBuffers = constbuffer_array_handle->nBuffers + 1;
if ((result->buffers[0] = CONSTBUFFER_Clone(constbuffer_handle)) == NULL)
{
/*Codes_SRS_CONSTBUFFER_ARRAY_02_011: [ If there any failures constbuffer_array_add_front shall fail and return NULL. ]*/
LogError("failure in CONSTBUFFER_Clone");
}
else
{
uint32_t i;
for (i = 1; i < result->nBuffers; i++)
{
result->buffers[i] = CONSTBUFFER_Clone(constbuffer_array_handle->buffers[i - 1]);
if (result->buffers[i] == NULL)
{
/*Codes_SRS_CONSTBUFFER_ARRAY_02_011: [ If there any failures constbuffer_array_add_front shall fail and return NULL. ]*/
LogError("failure in CONSTBUFFER_Clone");
break;
}
}
if (i != result->nBuffers)
{
uint32_t j;
for (j = 1; j < i; j++)
{
CONSTBUFFER_Destroy(result->buffers[j]);
}
}
else
{
/*Codes_SRS_CONSTBUFFER_ARRAY_02_010: [ constbuffer_array_add_front shall succeed and return a non-NULL value. ]*/
goto allOk;
}
CONSTBUFFER_Destroy(result->buffers[0]);
}
REFCOUNT_TYPE_DESTROY(CONSTBUFFER_ARRAY_HANDLE_DATA, result);
}
}
/*Codes_SRS_CONSTBUFFER_ARRAY_02_011: [ If there any failures constbuffer_array_add_front shall fail and return NULL. ]*/
result = NULL;
allOk:;
return result;
}
MESSAGE_HANDLE Message_CreateFromBuffer(const MESSAGE_BUFFER_CONFIG* cfg)
{
MESSAGE_HANDLE_DATA* result;
/*Codes_SRS_MESSAGE_17_008: [ If cfg is NULL then Message_CreateFromBuffer shall return NULL.] */
if (cfg == NULL)
{
result = NULL;
LogError("invalid parameter (NULL).");
}
/* Codes_SRS_MESSAGE_17_009: [If field sourceContent of cfg is NULL, then Message_CreateFromBuffer shall fail and return NULL.]*/
else if (cfg->sourceContent == NULL)
{
result = NULL;
LogError("invalid CONSTBUFFER (NULL)");
}
/*Codes_SRS_MESSAGE_17_010: [If field sourceProperties of cfg is NULL, then Message_CreateFromBuffer shall fail and return NULL.]*/
else if (cfg->sourceProperties == NULL)
{
result = NULL;
LogError("invalid properties (NULL)");
}
else
{
/*Codes_SRS_MESSAGE_17_011: [If Message_CreateFromBuffer encounters an error while building the internal structures of the message, then it shall return NULL.]*/
/*Codes_SRS_MESSAGE_17_014: [On success, Message_CreateFromBuffer shall return a non-NULL handle and set the internal ref count to "1".]*/
result = REFCOUNT_TYPE_CREATE(MESSAGE_HANDLE_DATA);
if (result == NULL)
{
LogError("malloc returned NULL");
/*return as is*/
}
else
{
/*Codes_SRS_MESSAGE_17_013: [Message_CreateFromBuffer shall clone the CONSTBUFFER sourceBuffer.]*/
result->content = CONSTBUFFER_Clone(cfg->sourceContent);
if (result->content == NULL)
{
LogError("CONSBUFFER Clone failed");
free(result);
result = NULL;
}
else
{
/*Codes_SRS_MESSAGE_17_012: [Message_CreateFromBuffer shall copy the sourceProperties to a readonly CONSTMAP.]*/
result->properties = ConstMap_Create(cfg->sourceProperties);
if (result->properties == NULL)
{
LogError("ConstMap_Create failed");
CONSTBUFFER_Destroy(result->content);
free(result);
result = NULL;
}
else
{
/*all is fine, return as is.*/
}
}
}
}
return (MESSAGE_HANDLE)result;
}
