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Questions - buffer

can't modify buffer from pointer to pointer in C

i'm trying to fill a buffer using read function. my code look like this: int open_read_file(char *path, char **buffer) { struct stat statbuf; int fd = open(path, O_RDONLY); int fc = 0; if (fd < 0)...
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Grainbox

c

pointers

segmentation-fault

buffer

Votes: 0

Answers: 1

Latest Answer

you should change somethings here: 1. char *buffer = NULL; -> char ** buffer = malloc(sizeof(char**)); 2. if (error_handler(argc, argv, &buffer) == 84) -> if (error_handler(argc, argv, bu...
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long.kl

Changing a value of an index in a buffer array

so I am using requestly to modify the http responses function modifyResponse(args) { const {method, url, response, responseType, requestHeaders, requestData, responseJSON} = args; console.log(resp...
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anothernoob

javascript

arrays

integer

buffer

requestly

Votes: 0

Answers: 1

Latest Answer

The [[Int8Array]] is an internal property - you cannot simply access it as you would with any other property. If you want to edit the ArrayBuffer as an Int8Array you need to construct it like so: cons...
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skara9

How to copy and release a buffer in Gstreamer

I am working with the Python bindings for Gstreamer. I have a Buffer objects that I would like to copy and add to a queue so that it can be later processed by another thread. My application has a memo...
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user1315621

python

memory

buffer

gstreamer

Votes: 0

Answers: 1

Latest Answer

The gst_buffer_copied buffer should take ownership of it's own memory. So when the lifetime of this buffer ends it will take care of releasing it's memory. If you manually remove the memory chunks you...
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Florian Zwoch

When reading from /dev/tty, what is happening in input and keyboard buffer?

I am playing with the following two code snippets // Snippet1 in C #include <stdio.h> int main(){ FILE * fp = fopen("/dev/tty", "r"); int c = getc(fp); printf(&...
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Steve Lau

c

linux

rust

buffer

input-buffer

Votes: 0

Answers: 1

Latest Answer

Note that in C, FILE* and the corresponding functions are buffered, so the C program reads the key and newline characters and puts them in its buffer, whereas your Rust code doesn't use buffering. As ...
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Jmb

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