66 lines
1.1 KiB
C
66 lines
1.1 KiB
C
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#include <stdio.h>
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#include <stdint.h>
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#include <string.h>
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#include <malloc.h>
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void* read_file(const char *filename, uint32_t *out_file_size) {
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if (!out_file_size)
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return NULL;
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FILE *fp = fopen(filename, "rb");
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if (!fp)
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return NULL;
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fseek(fp, 0, SEEK_END);
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*out_file_size = ftell(fp);
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fseek(fp, 0, SEEK_SET);
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uint8_t *result = malloc(*out_file_size);
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uint32_t read, next;
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uint8_t buffer[1024];
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next = 0;
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do {
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read = fread(buffer, 1, 1024, fp);
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if (read) {
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memcpy(&result[next], buffer, read);
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next += read;
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}
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} while (read);
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return result;
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}
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int get_filesize(const char *filename, size_t *out_size) {
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FILE *fp = fopen(filename, "rb");
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if (!fp)
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return 1;
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fseek(fp, 0, SEEK_END);
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*out_size = ftell(fp);
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fclose(fp);
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return 0;
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}
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const char* path_to_filename(const char *path) {
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const char *pos = strrchr(path, '/');
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if (pos) {
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return pos+1;
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} else {
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return path;
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}
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}
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char* append_string(const char *a, const char *b) {
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if (!a)
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return NULL;
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char *result = malloc(strlen(a) + strlen(b));
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strcpy(result, a);
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strcat(result, b);
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return result;
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}
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