acl/lib_acl_cpp/samples/mime_base64/main.cpp

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#include <string>
#include "acl_cpp/mime/mime_base64.hpp"
#include "acl_cpp/mime/mime_uucode.hpp"
#include "acl_cpp/mime/mime_xxcode.hpp"
#include "acl_cpp/stream/fstream.hpp"
#include "acl_cpp/stream/ifstream.hpp"
static void test1(void)
{
acl::mime_base64 mime;
acl::string out;
const char *x = "sg==y8bX";
const char* ptr = x;
while (*ptr)
{
mime.decode_update(ptr, 1, &out);
ptr++;
}
mime.decode_finish(&out);
printf(">>>result:|%s|\n", out.c_str());
out.clear();
const char *s1 = "sg==", *s2 = "y8bX";
mime.reset();
mime.decode_update(s1, (int) strlen(s1), &out);
mime.decode_update(s2, (int) strlen(s2), &out);
mime.decode_finish(&out);
printf(">>>2result:|%s|\n", out.c_str());
}
int main(void)
{
test1();
const char *text = "市场份额和利润证明了微软的错误。但在这之前,\r\n"
"Google有足够时间成长为可与微软比肩的巨人。到2007年\r\n"
"软不得不通过并购来对抗Google。它的目标甚至指向了雅虎\r\n"
"让Google惊出一身冷汗并花大力气来说服雅虎拒绝微软。微软\r\n"
"还试图通过削弱软件基因给其互联网业务带来的影响并在2009年\r\n"
"6月推出了自己的独立搜索引擎Bing。这款产品完全抛弃Windows\r\n"
" 基因,在界面和功能上小心翼翼和竞争对手针锋相对并避免雷同。\r\n"
"到这时微软才意识到搜索业务不能是Windows业务的附庸以搜\r\n"
"索为核心的互联网业务有其生长逻辑。:)\r\n";
//acl::mime_xxcode mime;
//acl::mime_uucode mime;
acl::mime_base64 mime;
acl::string out;
acl::string path_encode("base64_encode.txt");
acl::string path_decode("base64_decode.txt");
acl::fstream fp_out;
const char *ptr, *end;
/*----------------------- 编码过程 --------------------------*/
#if 1
if (fp_out.open_trunc(path_encode.c_str()) == false) {
printf("open %s error\r\n", path_encode.c_str());
getchar();
return (1);
}
ptr = text;
end = text + strlen(text);
while (ptr < end) {
mime.encode_update(ptr, 1, &out);
fp_out << out.c_str();
out.clear();
ptr++;
}
mime.encode_finish(&out);
if (out.length() > 0) {
fp_out << out.c_str();
out.clear();
}
fp_out.close();
printf("base64 encode over\r\n");
#endif
/*----------------------- 解码过程 --------------------------*/
acl::string buf;
if (acl::ifstream::load(path_encode.c_str(), &buf) == false) {
printf("load %s error\r\n", path_encode.c_str());
return (1);
}
if (fp_out.open_trunc(path_decode.c_str()) == false) {
printf("open %s error\r\n", path_decode.c_str());
getchar();
return (1);
}
ptr = buf.c_str();
end = ptr + buf.length();
mime.reset();
mime.add_invalid(true);
while (ptr < end) {
mime.decode_update(ptr, 1, &out);
if (out.length() > 0) {
fp_out << out.c_str();
out.clear();
}
ptr++;
}
mime.decode_finish(&out);
if (out.length() > 0) {
fp_out << out.c_str();
out.clear();
}
fp_out.close();
printf("base64 decode over\r\n");
/*----------------------- 解码过程 --------------------------*/
const char* s2 = "PCFET0NUWVBFIEhUTUwgUFVCTElDICItLy9XM0MvL0RURCBIVE1MIDQuMCBUcmFuc2l0aW9uYWwv\r\n"
"L0VOIj4NCjxIVE1MPjxIRUFEPg0KPE1FVEEgY29udGVudD0idGV4dC9odG1sOyBjaGFyc2V0PWdi\r\n"
"MjMxMiIgaHR0cC1lcXVpdj1Db250ZW50LVR5cGU+DQo8TUVUQSBuYW1lPUdFTkVSQVRPUiBjb250\r\n"
"ZW50PSJNU0hUTUwgOC4wMC43NjAwLjE2NjI1Ij48TElOSyByZWw9c3R5bGVzaGVldCANCmhyZWY9\r\n"
"IkJMT0NLUVVPVEV7bWFyZ2luLVRvcDogMHB4OyBtYXJnaW4tQm90dG9tOiAwcHg7IG1hcmdpbi1M\r\n"
"ZWZ0OiAyZW19Ij48L0hFQUQ+DQo8Qk9EWSBzdHlsZT0iTUFSR0lOOiAxMHB4OyBGT05ULUZBTUlM\r\n"
"WTogdmVyZGFuYTsgRk9OVC1TSVpFOiAxMHB0Ij4NCjxESVY+PEZPTlQgc2l6ZT0yIGZhY2U9VmVy\r\n"
"ZGFuYT48L0ZPTlQ+Jm5ic3A7PC9ESVY+DQo8RElWPjxGT05UIHNpemU9MiBmYWNlPVZlcmRhbmE+\r\n"
"PC9GT05UPiZuYnNwOzwvRElWPg0KPERJViBhbGlnbj1sZWZ0PjxGT05UIGNvbG9yPSNjMGMwYzAg\r\n"
"c2l6ZT0yIGZhY2U9VmVyZGFuYT4yMDEwLTA5LTIxIA0KPC9GT05UPjwvRElWPjxGT05UIHNpemU9\r\n"
"MiBmYWNlPVZlcmRhbmE+DQo8SFIgc3R5bGU9IldJRFRIOiAxMjJweDsgSEVJR0hUOiAycHgiIGFs\r\n"
"aWduPWxlZnQgU0laRT0yPg0KDQo8RElWPjxGT05UIGNvbG9yPSNjMGMwYzAgc2l6ZT0yIGZhY2U9\r\n"
"VmVyZGFuYT48U1BBTj7C7crAw/Q8L1NQQU4+IA0KPC9GT05UPjwvRElWPjwvRk9OVD48L0JPRFk+\r\n"
"PC9IVE1MPg0K\r\n"
"\r\n"
"\r\n";
mime.reset();
out.clear();
mime.decode_update(s2, (int) strlen(s2), &out);
mime.decode_finish(&out);
printf("result:\n%s\n", out.c_str());
getchar();
return (0);
}