int omc_write_csv(OMC_WRITE_CSV* csvData, const void* csvLine){
size_t dest_size;
unsigned char buffer[CSV_BUFFER_SIZE] = "";
dest_size = csv_write(&buffer, CSV_BUFFER_SIZE, csvLine, strlen(csvLine));
if (dest_size > CSV_BUFFER_SIZE){
unsigned char* newbuffer = (unsigned char*) malloc(dest_size*sizeof(char));
dest_size = csv_write(&newbuffer, dest_size, csvLine, strlen(csvLine));
fprintf(csvData->handle, "%s", newbuffer);
}else{
fprintf(csvData->handle, "%s", buffer);
}
return 0;
}
/////////////////////////////////////////////////////////////////////////////////
//
// Function:
//
// Purpose:
//
// Parameters:
//
// Return value:
//
// Author: Komatsu Yuji(Zheng Chuyu)
//
/////////////////////////////////////////////////////////////////////////////////
char *jhk_csv(const char *str)
{
char *csv;
apr_size_t len;
if (str == NULL) {
csv = strdup("");
return csv;
}
len = strlen(str);
csv = (char *) malloc(2 * len + 3);
memset(csv, 0, 2 * len + 3);
csv_write(csv, 2 * len + 2, str, strlen(str));
return csv;
}
/**
* Column callback
*/
static inline void cb_col(void *s, size_t len, void *data) {
struct csv_context *ctx = (struct csv_context *)data;
size_t cnt;
// Put a comma if we should
if(ctx->put_comma) {
ctx->csv_buf = cbuf_putc(ctx->csv_buf, ',');
}
ctx->put_comma = 1;
// If we are keeping same columns together see if we're on one
if(ctx->gcol > -1 && ctx->col == ctx->gcol) {
// Don't treat header columns as a group column
if(!ctx->use_header || ctx->header_len) {
// If we have a last column value and we're in overflow, check
// the new row's value against the last one
if(ctx->gcol_buf && ctx->opos && memcmp(ctx->gcol_buf, s, len) != 0) {
// Flush the data we have!
flush_file(ctx, 1);
} else if(!ctx->gcol_buf) {
// Initialize a new group column buffer
ctx->gcol_buf = cbuf_init(len);
}
// Update our last group column value
ctx->gcol_buf = cbuf_setlen(ctx->gcol_buf, (const char*)s, len);
}
}
// Make sure we can write all the data
while((cnt = csv_write(CBUF_PTR(ctx->csv_buf), CBUF_REM(ctx->csv_buf), s, len)) > CBUF_REM(ctx->csv_buf)) {
// We didn't have room, reallocate
ctx->csv_buf = cbuf_double(ctx->csv_buf);
}
// Increment where we are in our buffer
CBUF_POS(ctx->csv_buf)+=cnt;
// Increment our column
ctx->col++;
}