Schreibt count Byte aus dem angegebenen Zwischenspeicher in den Stream.
Details
Parameter
stream
Der Stream, in den geschrieben werden soll.
buf
Der Zwischenspeicher, aus dem gelesen werden soll.
count
Die Anzahl der zu schreibenden Byte.
Retouren
"true" bei Erfolg, "false" bei einem Schreibfehler.
Alle Inhalte und Codebeispiele auf dieser Seite unterliegen den Lizenzen wie im Abschnitt Inhaltslizenz beschrieben. Java und OpenJDK sind Marken oder eingetragene Marken von Oracle und/oder seinen Tochtergesellschaften.
Zuletzt aktualisiert: 2025-07-27 (UTC).
[[["Leicht verständlich","easyToUnderstand","thumb-up"],["Mein Problem wurde gelöst","solvedMyProblem","thumb-up"],["Sonstiges","otherUp","thumb-up"]],[["Benötigte Informationen nicht gefunden","missingTheInformationINeed","thumb-down"],["Zu umständlich/zu viele Schritte","tooComplicatedTooManySteps","thumb-down"],["Nicht mehr aktuell","outOfDate","thumb-down"],["Problem mit der Übersetzung","translationIssue","thumb-down"],["Problem mit Beispielen/Code","samplesCodeIssue","thumb-down"],["Sonstiges","otherDown","thumb-down"]],["Zuletzt aktualisiert: 2025-07-27 (UTC)."],[],[],null,["# tuningfork::VectorStream Struct Reference\n\ntuningfork::VectorStream\n========================\n\n`#include \u003cprotobuf_nano_util.h\u003e`\n\nA view on the vector provided in `vec`.\n\nSummary\n-------\n\nNo ownership is taken.\n\n| Details ||\n|------------|-------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|\n| Parameters | |-------|----------------------------------------------------------------------------------------------------------------------------------------------------------------------------| | `vec` | Example usage: ```css+lasso std::vector\u003cuint8_t\u003e v; VectorStream str {&v, 0}; pb_ostream_t stream = {VectorStream::Write, &str, SIZE_MAX, 0}; pb_encode(&stream, ...); ``` | |\n\n| ### Public attributes ||\n|-------------------------------------------------------------------------------|-----------------------------------------------------------------------------------------------------|\n| [it](#structtuningfork_1_1_vector_stream_1a15e8cd3ec11280c7e7060563a197d195) | `size_t` The current position in the vector while decoding or encoding. |\n| [vec](#structtuningfork_1_1_vector_stream_1a3fc88833828997802f63f25ecfc9596e) | `std::vector\u003c uint8_t \u003e *` A vector of bytes that must be valid while `Read` or `Write` are called. |\n\n| ### Public static functions ||\n|-------------------------------------------------------------------------------------------------------------------------------------------|-----------------------------------------------------------------|\n| [Read](#structtuningfork_1_1_vector_stream_1add5291b48820efba50df20aed1acf095)`(pb_istream_t *stream, uint8_t *buf, size_t count)` | `bool` Read `count` bytes from the stream to the given buffer. |\n| [Write](#structtuningfork_1_1_vector_stream_1a9a25c5eebeb2335dfcb069e247784cf8)`(pb_ostream_t *stream, const uint8_t *buf, size_t count)` | `bool` Write `count` bytes from the given buffer to the stream. |\n\nPublic attributes\n-----------------\n\n### it\n\n```scdoc\nsize_t tuningfork::VectorStream::it\n``` \nThe current position in the vector while decoding or encoding. \n\n### vec\n\n```scdoc\nstd::vector\u003c uint8_t \u003e * tuningfork::VectorStream::vec\n``` \nA vector of bytes that must be valid while `Read` or `Write` are called.\n\nThe vector will be resized as needed by `Write`.\n\nPublic static functions\n-----------------------\n\n### Read\n\n```scdoc\nbool tuningfork::VectorStream::Read(\n pb_istream_t *stream,\n uint8_t *buf,\n size_t count\n)\n``` \nRead `count` bytes from the stream to the given buffer.\n\n\u003cbr /\u003e\n\n| Details ||\n|-------------|---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|\n| Parameters | |----------|------------------------------| | `stream` | The stream to read from. | | `buf` | The buffer to write to. | | `count` | The number of bytes to read. | |\n| **Returns** | true if successful, false on a read error. |\n\n### Write\n\n```gdscript\nbool tuningfork::VectorStream::Write(\n pb_ostream_t *stream,\n const uint8_t *buf,\n size_t count\n)\n``` \nWrite `count` bytes from the given buffer to the stream.\n\n\u003cbr /\u003e\n\n| Details ||\n|-------------|-------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|\n| Parameters | |----------|-------------------------------| | `stream` | The stream to write to. | | `buf` | The buffer to read from. | | `count` | The number of bytes to write. | |\n| **Returns** | true if successful, false on a write error. |"]]
