40 lines
1.3 KiB
Plaintext
40 lines
1.3 KiB
Plaintext
#define DEBUG
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#include <stdlib.h>
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#include <stdio.h>
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#include "../include/mem.h"
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#include <unistd.h>
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int main(void){
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size_t count = 20;
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size_t nbytes = sizeof(int32_t) * count;
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struct Arena_Type mem = ARENA_TYPE(HARD_FAIL, ARENA_INT_32, count);
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ASSERTED(mem.buf.beg != NULL);
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ASSERTED( mem_is_zero(mem.buf.beg, nbytes));
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ASSERTED( (size_t)(mem.buf.end - mem.buf.beg) == nbytes);
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size_t size = (size_t)(mem.buf.end - mem.buf.beg);
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ASSERTED(mem.header.type != arena_id_to_header[ARENA_UINT_32]);
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ASSERTED(mem.header.type == arena_id_to_header[ARENA_INT_32]);
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ASSERTED(mem.was_malloc == 1);
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(void) size;
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/*
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printf("Bytes: %ld\t Alignment: %ld\t Type_Size: %ld\t Type_ID: %d\t Type_Header:%c\n",
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size, size/count, size/count, mem.header.type, mem.header.type);
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*/
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unsigned char *ptr = mem.buf.beg;
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int32_t *arr = ARENA_ALLOC(0, &mem.buf, sizeof(int32_t), sizeof(int32_t), count);
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for (int i = 0; i < 20; i++){
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arr[i] = rand();
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}
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ASSERTED(ptr != NULL);
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char template[] = "/tmp/intfileXXXXXX";
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int fd;
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fd = mkstemp(template);
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write(fd, ptr, nbytes);
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lseek(fd,0,SEEK_SET);
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unsigned char buf[nbytes];
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ssize_t bytesread = read(fd, buf, nbytes);
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printf("Read %ld bytes\n",bytesread);
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free(ptr);
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return EXIT_SUCCESS;
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}
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