test.c

#include <stdio.h>
#include "common.h"
#include "partial/partial.h"

void callback(ZipInfo* info, CDFile* file, size_t progress) {
	int percentDone = progress * 100/file->compressedSize;
	printf("Getting: %d%%\n", percentDone);
}

int main(int argc, char* argv[]) {
	
	if (3 > argc) {
		printf("partialzip <zipfile> <extract> [<outfile>]\r\n");
		return -1;
	}
	
	int len = strlen(argv[0]);
	char* extract = argv[2], fname[len+7];
	char* outfile = argv[2];
	
	if (argc >= 4)
	{
		outfile = argv[3];	
	}
	
	if (strstr(argv[1], "http://") == NULL || strstr(argv[1], "file://") == NULL)
	{
		strcpy(fname, "file://");
	}
	
	strcpy(fname, argv[1]);
	
	ZipInfo* info = PartialZipInit(fname);
	if(!info)
	{
		printf("Cannot find /tmp/test.zip\n");
		return 0;
	}

	PartialZipSetProgressCallback(info, callback);

	CDFile* file = PartialZipFindFile(info, extract);
	if(!file)
	{
		printf("Cannot find %s in %s\n", extract, fname);
		return 0;
	}

	unsigned char* data = PartialZipGetFile(info, file);
	int dataLen = file->size; 

	PartialZipRelease(info);

	data = realloc(data, dataLen + 1);
	data[dataLen] = '\0';
	
	FILE* out;
	out = fopen(outfile, "w");
	
	if (out == NULL)
	{
		printf("Failed to open file");
		exit(-1);
	}

	int done = 0;
	done = fwrite(data, sizeof(char), dataLen, out);
	
	fclose(out);

	free(data);

	return 0;
}