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mirror of https://github.com/falk-werner/webfuse-provider synced 2024-10-27 20:44:10 +00:00
falk-werner_webfuse-provider/lib/webfuse/core/string.c
Falk Werner fa78e23533
feat(webfuse): static file provider (#30)
* added API stub of static_filesystem

* added callback functions

* added basic directory listing

* resize filesystem if necessary

* added path stub

* adds imlementation and tests of path

* adds mock of wpf_request

* adds test implementation and some matchers

* added matcher of readdir results

* fixes default directory test

* adds implementation of static_filesystem_add and add_text

* added implementation of read

* adds implementation of filesystem_read

* corrects naming of some functions

* removes Flawfinder comments, since Flawfinder is disabled
2019-04-26 20:49:09 +02:00

36 lines
757 B
C

#include "webfuse/core/string.h"
#include <stdio.h>
#include <stdlib.h>
char * wf_create_string(char const * format, ...)
{
char * result = NULL;
va_list measure_args;
va_start(measure_args, format);
char buffer;
int needed = vsnprintf(&buffer, 1, format, measure_args);
va_end(measure_args);
if (0 <= needed)
{
result = malloc(needed + 1);
if (NULL != result)
{
va_list args;
va_start(args, format);
int count = vsnprintf(result, needed + 1, format, args);
va_end(args);
if ((count < 0) || (needed < count))
{
free(result);
result = NULL;
}
}
}
return result;
}