C和C加加
极品模板多语言企业网站管理系统1.2.2
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【极品模板】出品的一款功能强大、安全性高、调用简单、扩展灵活的响应式多语言企业网站管理系统。 产品主要功能如下： 01、支持多语言扩展（独立内容表，可一键复制中文版数据） 02、支持一键修改后台路径； 03、杜绝常见弱口令，内置多种参数过滤、有效防范常见XSS； 04、支持文件分片上传功能，实现大文件轻松上传； 05、支持一键获取微信公众号文章（保存文章的图片到本地服务器）； 06、支持一键
CODE:
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#include
#include
#include
#include
#include
#include
#define host "localhost" //mysql server
#define username "root"
#define password "cipher"
#define database "www"
int get_file_size(char *path, off_t *size)
{
struct stat file_stats;
if(stat(path, &file_stats))
return -1;
*size = file_stats.st_size;
return 0;
}
int main(int argc, char *argv[])
{
char *filename;
off_t *size;
MYSQL *conn;
MYSQL_RES *res_set;
MYSQL_ROW row;
MYSQL_FIELD *field;
int i, flag;
char *sql;
FILE *fp;
char *buf;
int n=0;
char *end;
unsigned long *length;
if (argc != 2) {
printf("Usage: %s srcfile\n", argv[0]);
exit(1);
}
filename = argv[1];
if ((get_file_size(filename, size)) == -1) {
perror("get file size" );
exit(1);
}
if ((buf = (char *)malloc(sizeof(char)*(*size+1))) == NULL) {
perror("malloc buf" );
exit(1);
}
if ((fp = fopen(filename, "rb" )) == NULL) {
perror("fopen file" );
exit(1);
}
if ((n = fread(buf, 1, *size, fp)) perror("fread file" );
exit(1);
}
sql = (char *)malloc(sizeof(char)*n*2+256); //2n+1+strlen(other sql)
if (sql == NULL) {
perror("malloc sql" );
exit(1);
}
conn = mysql_init(NULL);
if (conn == NULL) {
printf("init mysql, %s\n", mysql_error(conn));
exit(1);
}
if ((mysql_real_connect(conn, host, username, password, database, 0, NULL, 0)) == NULL) {
printf("connect mysql, %s\n", mysql_error(conn));
exit(1);
}
strcpy(sql, "insert into www(id, name, file) values(5, 'peter', " );
end = sql;
end += strlen(sql); //point sql tail
//convert NUL(ASCII 0)、'\n'、'\r'、'\'’、'''、'"'和Control-Z and so on
*end++ = '\'';
end += mysql_real_escape_string(conn, end, buf, n);
*end++ = '\'';
*end++ = ')';
flag = mysql_real_query(conn, sql, (unsigned int)(end-sql));
if (flag != 0) {
printf("insert failed, %s\n", mysql_error(conn));
exit(1);
}
if ((mysql_real_query(conn, "SELECT file FROM www where id=5", 31)) != 0) {
printf("insert failed, %s\n", mysql_error(conn));
exit(1);
}
res_set = mysql_store_result(conn);
fclose(fp);
fp = NULL;
fp = fopen("foo.bk", "wb" );
while ((row = mysql_fetch_row(res_set)) != NULL) {
length = mysql_fetch_lengths(res_set);
for (i=0; i fwrite(row[0], 1, length[0], fp);
}
}
fclose(fp);
mysql_close(conn);
free(sql);
sql = NULL;
return 0;
}
//gcc -o mysql_binary mysql_binary.c -lmysqlclient
//usage: ./mysql_binary filename
Makefile：#include
#include
#include
#include
#include
#define host "localhost" //mysql server
#define username "root"
#define password "cipher"
#define database "www"
int get_file_size(char *path, off_t *size)
{
struct stat file_stats;
if(stat(path, &file_stats))
return -1;
*size = file_stats.st_size;
return 0;
}
int main(int argc, char *argv[])
{
char *filename;
off_t *size;
MYSQL *conn;
MYSQL_RES *res_set;
MYSQL_ROW row;
MYSQL_FIELD *field;
int i, flag;
char *sql;
FILE *fp;
char *buf;
int n=0;
char *end;
unsigned long *length;
if (argc != 2) {
printf("Usage: %s srcfile\n", argv[0]);
exit(1);
}
filename = argv[1];
if ((get_file_size(filename, size)) == -1) {
perror("get file size" );
exit(1);
}
if ((buf = (char *)malloc(sizeof(char)*(*size+1))) == NULL) {
perror("malloc buf" );
exit(1);
}
if ((fp = fopen(filename, "rb" )) == NULL) {
perror("fopen file" );
exit(1);
}
if ((n = fread(buf, 1, *size, fp)) perror("fread file" );
exit(1);
}
sql = (char *)malloc(sizeof(char)*n*2+256); //2n+1+strlen(other sql)
if (sql == NULL) {
perror("malloc sql" );
exit(1);
}
conn = mysql_init(NULL);
if (conn == NULL) {
printf("init mysql, %s\n", mysql_error(conn));
exit(1);
}
if ((mysql_real_connect(conn, host, username, password, database, 0, NULL, 0)) == NULL) {
printf("connect mysql, %s\n", mysql_error(conn));
exit(1);
}
strcpy(sql, "insert into www(id, name, file) values(5, 'peter', " );
end = sql;
end += strlen(sql); //point sql tail
//convert NUL(ASCII 0)、'\n'、'\r'、'\'’、'''、'"'和Control-Z and so on
*end++ = '\'';
end += mysql_real_escape_string(conn, end, buf, n);
*end++ = '\'';
*end++ = ')';
flag = mysql_real_query(conn, sql, (unsigned int)(end-sql));
if (flag != 0) {
printf("insert failed, %s\n", mysql_error(conn));
exit(1);
}
if ((mysql_real_query(conn, "SELECT file FROM www where id=5", 31)) != 0) {
printf("insert failed, %s\n", mysql_error(conn));
exit(1);
}
res_set = mysql_store_result(conn);
fclose(fp);
fp = NULL;
fp = fopen("foo.bk", "wb" );
while ((row = mysql_fetch_row(res_set)) != NULL) {
length = mysql_fetch_lengths(res_set);
for (i=0; i
}
}
fclose(fp);
mysql_close(conn);
free(sql);
sql = NULL;
return 0;
}
//gcc -o mysql_binary mysql_binary.c -lmysqlclient
//usage: ./mysql_binary filename
CODE:
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CXX = gcc
LIBS = -lmysqlclient
PRODUCT = mysql_binary
.LIBPATTERNS: lib%.so lib%.a
vpath % .
vpath %.c src
vpath %.h include
OBJS = mysql_binary.o
$(PRODUCT): $(OBJS)
$(CXX) $(OBJS) -o $@ $(LIBS)
.c.o:
.PHONY:clean
clean:
-rm -f $(OBJS) $(PRODUCT)
好了，擦汗！LIBS = -lmysqlclient
PRODUCT = mysql_binary
.LIBPATTERNS: lib%.so lib%.a
vpath % .
vpath %.c src
vpath %.h include
OBJS = mysql_binary.o
$(PRODUCT): $(OBJS)
$(CXX) $(OBJS) -o $@ $(LIBS)
.c.o:
.PHONY:clean
clean:
-rm -f $(OBJS) $(PRODUCT)
晕 这么多表情符号，弄一下。
生成的foo.bk文件为源文件的拷贝。
