myvtm/Framework/libtoolkit/vsscanf1.c

#include "precompile.h"
#include "vsscanf.h"
#include <stdio.h>
#include <stdarg.h>
#include <memory.h>
#include "dbgutil.h"

#define MAX_ARGS	10

TOOLKIT_API int vsscanf1(const char *str, const char *format, va_list arg)
{
	void *args[MAX_ARGS];
	int count = 0;
	const char *p = format;
	int i;
	int rc = 0;
	while(1)
	{
		char c = *(p++);
		if(c==0) break;
		if(c=='%' && (p[0]!='*' && p[0]!='%')) ++count;
	}

	TOOLKIT_ASSERT(count <= MAX_ARGS);

	for (i = 0; i < count; ++i) {
		args[i] = va_arg(arg, void*);
	}

	switch (count) {
		case 0:
			rc = sscanf(str, format);
			break;
		case 1:
			rc = sscanf(str, format, args[0]);
			break;
		case 2:
			rc = sscanf(str, format, args[0], args[1]);
			break;
		case 3:
			rc = sscanf(str, format, args[0], args[1], args[2]);
			break;
		case 4:
			rc = sscanf(str, format, args[0], args[1], args[2], args[3]);
			break;
		case 5:
			rc = sscanf(str, format, args[0], args[1], args[2], args[3], args[4]);
			break;
		case 6:
			rc = sscanf(str, format, args[0], args[1], args[2], args[3], args[4], args[5]);
			break;
		case 7:
			rc = sscanf(str, format, args[0], args[1], args[2], args[3], args[4], args[5], args[6]);
			break;
		case 8:
			rc = sscanf(str, format, args[0], args[1], args[2], args[3], args[4], args[5], args[6], args[7]);
			break;
		case 9:
			rc = sscanf(str, format, args[0], args[1], args[2], args[3], args[4], args[5], args[6], args[7], args[8]);
			break;
		case 10:
			rc = sscanf(str, format, args[0], args[1], args[2], args[3], args[4], args[5], args[6], args[7], args[8], args[9]);
			break;
		default:
			break;
	}

	return rc;
}