45 lines
959 B
C
45 lines
959 B
C
#include "tor_os.h"
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void tor_os_create(struct tor_os_str* os, size_t size) {
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os->size = size;
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os->filled = 0;
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os->list = malloc(size * sizeof(char*));
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if (os->list == NULL) {
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fprintf(stderr, "unable to allocate memory\n");
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exit(EXIT_FAILURE);
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}
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}
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char* tor_os_append(struct tor_os_str* os) {
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if (os->filled == os->size) {
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return NULL;
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}
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char* cur = os->list[os->filled];
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os->filled++;
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return cur;
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}
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void tor_os_read (struct tor_os_str* os, char* file) {
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FILE* fd = NULL;
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fd = fopen(file, "r");
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if (fd == NULL) {
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return;
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}
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size_t len = 0;
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int n = 0;
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while (1) {
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char* dst = tor_os_append(os);
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if (dst == NULL) break;
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if (getline(&(os->list[n]),&len,fd) == -1) break;
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}
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fclose(fd);
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}
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void tor_os_free(struct tor_os_str* os) {
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for (int i = 0; i < os->filled; i++) {
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free(os->list[i]);
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}
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free(os->list);
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}
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