fixed handling enrypted zip files

This commit is contained in:
SJ 2014-04-27 10:59:59 +02:00
parent a21f5a68e1
commit b7e61f27ef
2 changed files with 29 additions and 23 deletions

View File

@ -14,7 +14,7 @@
#define VERSION "0.1.25-master-branch"
#define BUILD 868
#define BUILD 869
#define HOSTID "mailarchiver"

View File

@ -58,7 +58,7 @@ int extract_opendocument(struct session_data *sdata, struct _state *state, char
memset(buf, 0, sizeof(buf));
while(zip_stat_index(z, i, 0, &sb) == 0){
if(strncmp(sb.name, prefix, strlen(prefix)) == 0 && (int)sb.size > 0){
if(ZIP_EM_NONE == sb.encryption_method && strncmp(sb.name, prefix, strlen(prefix)) == 0 && (int)sb.size > 0){
zf = zip_fopen_index(z, i, 0);
if(zf){
@ -106,35 +106,41 @@ int unzip_file(struct session_data *sdata, struct _state *state, char *filename,
while(zip_stat_index(z, i, 0, &sb) == 0){
//printf("processing file inside the zip: %s, index: %d, size: %d\n", sb.name, sb.index, (int)sb.size);
p = strrchr(sb.name, '.');
if(ZIP_EM_NONE == sb.encryption_method) {
if((int)sb.size > 0 && p && strcmp(get_attachment_extractor_by_filename((char*)sb.name), "other")){
p = strrchr(sb.name, '.');
snprintf(extracted_filename, sizeof(extracted_filename)-1, "%s-%d-%d%s", sdata->ttmpfile, *rec, i, p);
if((int)sb.size > 0 && p && strcmp(get_attachment_extractor_by_filename((char*)sb.name), "other")){
fd = open(extracted_filename, O_CREAT|O_RDWR, S_IRUSR|S_IWUSR|S_IRGRP|S_IROTH);
if(fd != -1){
zf = zip_fopen_index(z, i, 0);
if(zf){
while((len = zip_fread(zf, buf, sizeof(buf))) > 0){
write(fd, buf, len);
snprintf(extracted_filename, sizeof(extracted_filename)-1, "%s-%d-%d%s", sdata->ttmpfile, *rec, i, p);
fd = open(extracted_filename, O_CREAT|O_RDWR, S_IRUSR|S_IWUSR|S_IRGRP|S_IROTH);
if(fd != -1){
zf = zip_fopen_index(z, i, 0);
if(zf){
while((len = zip_fread(zf, buf, sizeof(buf))) > 0){
write(fd, buf, len);
}
zip_fclose(zf);
}
zip_fclose(zf);
else syslog(LOG_PRIORITY, "%s: cannot extract '%s' from '%s'", sdata->ttmpfile, sb.name, extracted_filename);
close(fd);
extract_attachment_content(sdata, state, extracted_filename, get_attachment_extractor_by_filename(extracted_filename), rec);
unlink(extracted_filename);
}
else {
syslog(LOG_PRIORITY, "%s: cannot open '%s'", sdata->ttmpfile, extracted_filename);
}
else syslog(LOG_PRIORITY, "%s: cannot extract '%s' from '%s'", sdata->ttmpfile, sb.name, extracted_filename);
close(fd);
extract_attachment_content(sdata, state, extracted_filename, get_attachment_extractor_by_filename(extracted_filename), rec);
unlink(extracted_filename);
}
else {
syslog(LOG_PRIORITY, "%s: cannot open '%s'", sdata->ttmpfile, extracted_filename);
}
}
else {
syslog(LOG_PRIORITY, "ERR: attachment ('%s') is in encrypted zip file", sb.name);
}
i++;
}