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Jef 2024-09-24 14:54:57 +02:00
parent 537bcbc862
commit fc06254474
16440 changed files with 4239995 additions and 2 deletions
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78
Src/replicant/nsid3v2/frame_userurl.cpp Normal file
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#include "nsid3v2.h"
#include "nsid3v2/header.h"
#include "nsid3v2/tag.h"
#include "nsid3v2/frame_utils.h"
#include "nu/ByteReader.h"
#include "nx/nxstring.h"
#if defined(_WIN32) && !defined(strcasecmp)
#define strcasecmp _stricmp
#else
#include <string.h>
#endif
struct ParsedUserURL
{
ParsedString description;
ParsedString value;
};
static int ParseUserURL(const void *data, size_t data_len, ParsedUserURL &parsed)
{
int ret;
if (data_len < 2)
return NErr_Insufficient;
bytereader_value_t byte_reader;
bytereader_init(&byte_reader, data, data_len);
uint8_t encoding = bytereader_read_u8(&byte_reader);
ret = ParseNullTerminatedString(&byte_reader, encoding, parsed.description);
if (ret != NErr_Success)
return ret;
return ParseFrameTerminatedString(&byte_reader, 0, parsed.value);
}
int NSID3v2_Tag_WXXX_Get(const nsid3v2_tag_t t, const char *description, nx_string_t *value, int text_flags)
{
const ID3v2::Tag *tag = (const ID3v2::Tag *)t;
if (!tag)
return NErr_Empty;
const ID3v2::Frame *frame = tag->FindFirstFrame(NSID3V2_FRAME_USER_TEXT);
while (frame)
{
const void *data;
size_t data_len;
ParsedUserURL parsed;
if (frame->GetData(&data, &data_len) == NErr_Success && data_len > 0 && ParseUserURL(data, data_len, parsed) == NErr_Success && DescriptionMatches(parsed.description, description, text_flags))
{
return NXStringCreateFromParsedString(value, parsed.value, text_flags);
}
frame = tag->FindNextFrame(frame);
}
return NErr_Empty;
}
int NSID3v2_Frame_UserURL_Get(const nsid3v2_frame_t f, nx_string_t *description, nx_string_t *value, int text_flags)
{
const ID3v2::Frame *frame = (const ID3v2::Frame *)f;
if (frame)
{
const void *data;
size_t data_len;
ParsedUserURL parsed;
if (frame->GetData(&data, &data_len) == NErr_Success && data_len > 0 && ParseUserURL(data, data_len, parsed) == NErr_Success)
{
int ret = NXStringCreateFromParsedString(value, parsed.value, text_flags);
if (ret != NErr_Success)
return ret;
return NXStringCreateFromParsedString(description, parsed.description, text_flags);
}
}
return NErr_Error;
}