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a/src/utils/base64.cpp |
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b/src/utils/base64.cpp |
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#ifndef lint
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#ifndef lint
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static char rcsid[] = "@(#$Id: base64.cpp,v 1.3 2005-11-24 07:16:16 dockes Exp $ (C) 2005 J.F.Dockes";
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static char rcsid[] = "@(#$Id: base64.cpp,v 1.4 2005-11-25 08:49:31 dockes Exp $ (C) 2005 J.F.Dockes";
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#endif
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#endif
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#include <sys/types.h>
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#include <sys/types.h>
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#include <string>
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#include <string>
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... |
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bool base64_decode(const string& in, string& out)
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bool base64_decode(const string& in, string& out)
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{
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{
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int io = 0, state = 0, ch;
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int io = 0, state = 0, ch;
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char *pos;
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char *pos;
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unsigned int ii = 0;
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unsigned int ii = 0;
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out.erase();
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out.reserve(in.length());
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out.reserve(in.length());
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for (ii = 0; ii < in.length(); ii++) {
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for (ii = 0; ii < in.length(); ii++) {
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ch = in[ii];
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ch = in[ii];
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if (isspace((unsigned char)ch)) /* Skip whitespace anywhere. */
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if (isspace((unsigned char)ch)) /* Skip whitespace anywhere. */
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... |
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DPRINT((stderr, "base64_dec: bad extra bits!\n"));
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DPRINT((stderr, "base64_dec: bad extra bits!\n"));
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// Well, there are bad encoders out there. Let it pass
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// Well, there are bad encoders out there. Let it pass
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out[io] = 0;
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out[io] = 0;
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// return false;
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// return false;
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}
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}
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// We've appended an extra 0.
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out.resize(io);
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}
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}
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} else {
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} else {
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/*
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/*
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* We ended by seeing the end of the string. Make sure we
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* We ended by seeing the end of the string. Make sure we
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* have no partial bytes lying around.
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* have no partial bytes lying around.
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... |
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{
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{
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size_t datalength = 0;
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size_t datalength = 0;
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unsigned char input[3];
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unsigned char input[3];
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unsigned char output[4];
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unsigned char output[4];
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size_t i;
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size_t i;
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out.erase();
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int srclength = in.length();
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int srclength = in.length();
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int sidx = 0;
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int sidx = 0;
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while (2 < srclength) {
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while (2 < srclength) {
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input[0] = in[sidx++];
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input[0] = in[sidx++];
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return;
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return;
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}
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}
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#ifdef TEST_BASE64
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#ifdef TEST_BASE64
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#include <stdio.h>
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#include <stdio.h>
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const char *values[] = {"", "1", "12", "123", "1234", "12345", "123456"};
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int nvalues = sizeof(values) / sizeof(char *);
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int main(int agrc, char **argv)
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int main(int argc, char **argv)
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{
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{
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string in = "12345";
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string out;
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string in, out, back;
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int err = 0;
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for (int i = 0; i < nvalues; i++) {
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in = values[i];
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base64_encode(in, out);
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base64_decode(out, back);
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if (in != back) {
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fprintf(stderr, "In [%s] %d != back [%s] %d (out [%s] %d\n",
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in.c_str(),in.length(),
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back.c_str(), back.length(),
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out.c_str(), out.length()
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);
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err++;
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}
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}
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in.erase();
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in += char(0);
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in += char(0);
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in += char(0);
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in += char(0);
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base64_encode(in, out);
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base64_encode(in, out);
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printf("in %s out %s\n", in.c_str(), out.c_str());
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base64_decode(out, back);
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if (in != back) {
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fprintf(stderr, "In [%s] %d != back [%s] %d (out [%s] %d\n",
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in.c_str(),in.length(),
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back.c_str(), back.length(),
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out.c_str(), out.length()
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);
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err++;
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}
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exit(!(err == 0));
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}
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}
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#endif
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#endif
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