630 lines
25 KiB
C
Executable File
630 lines
25 KiB
C
Executable File
#include "http_request.h"
|
||
|
||
void errors(const char *error_info)
|
||
{
|
||
fprintf(stderr, "%s\n\n", error_info);
|
||
exit(1);
|
||
}
|
||
|
||
int8_t copy_new_mem(char *src, int src_len, char **dest)
|
||
{
|
||
*dest = (char *)malloc(src_len + 1);
|
||
if (*dest == NULL)
|
||
return 1;
|
||
memcpy(*dest, src, src_len);
|
||
*((*dest) + src_len) = '\0';
|
||
|
||
return 0;
|
||
}
|
||
|
||
// 字符串替换
|
||
char *replace(char *replace_memory, int *replace_memory_len, const char *src, const int src_len, const char *dest, const int dest_len)
|
||
{
|
||
if (!replace_memory || !src || !dest)
|
||
return replace_memory;
|
||
|
||
char *p;
|
||
int diff;
|
||
|
||
if (src_len == dest_len) {
|
||
for (p = memmem(replace_memory, *replace_memory_len, src, src_len); p; p = memmem(p, *replace_memory_len - (p - replace_memory), src, src_len)) {
|
||
memcpy(p, dest, dest_len);
|
||
p += dest_len;
|
||
}
|
||
} else if (src_len < dest_len) {
|
||
int before_len;
|
||
char *before_end, *new_replace_memory;
|
||
|
||
diff = dest_len - src_len;
|
||
for (p = memmem(replace_memory, *replace_memory_len, src, src_len); p; p = memmem(p, *replace_memory_len - (p - replace_memory), src, src_len)) {
|
||
*replace_memory_len += diff;
|
||
before_len = p - replace_memory;
|
||
new_replace_memory = (char *)realloc(replace_memory, *replace_memory_len + 1);
|
||
if (new_replace_memory == NULL) {
|
||
free(replace_memory);
|
||
return NULL;
|
||
}
|
||
replace_memory = new_replace_memory;
|
||
before_end = replace_memory + before_len;
|
||
p = before_end + dest_len;
|
||
memmove(p, p - diff, *replace_memory_len - (p - replace_memory));
|
||
memcpy(before_end, dest, dest_len);
|
||
}
|
||
} else if (src_len > dest_len) {
|
||
diff = src_len - dest_len;
|
||
for (p = memmem(replace_memory, *replace_memory_len, src, src_len); p; p = memmem(p, *replace_memory_len - (p - replace_memory), src, src_len)) {
|
||
*replace_memory_len -= diff;
|
||
memcpy(p, dest, dest_len);
|
||
p += dest_len;
|
||
memmove(p, p + diff, *replace_memory_len - (p - replace_memory));
|
||
}
|
||
}
|
||
|
||
replace_memory[*replace_memory_len] = '\0';
|
||
return replace_memory;
|
||
}
|
||
|
||
/* 正则表达式字符串替换，str为可用free释放的指针 */
|
||
static char *regrep(char *str, int *str_len, const char *src, char *dest, int dest_len)
|
||
{
|
||
if (!str || !src || !dest)
|
||
return NULL;
|
||
|
||
regmatch_t pm[10];
|
||
regex_t reg;
|
||
char child_num[2] = { '\\', '0' }, *p, *real_dest;
|
||
int match_len, real_dest_len, i;
|
||
|
||
p = str;
|
||
regcomp(®, src, REG_NEWLINE | REG_ICASE | REG_EXTENDED);
|
||
while (regexec(®, p, 10, pm, 0) == 0) {
|
||
real_dest = (char *)malloc(dest_len);
|
||
if (real_dest == NULL) {
|
||
regfree(®);
|
||
free(str);
|
||
return NULL;
|
||
}
|
||
memcpy(real_dest, dest, dest_len);
|
||
real_dest_len = dest_len;
|
||
//不进行不必要的字符串操作
|
||
if (pm[1].rm_so >= 0) {
|
||
/* 替换目标字符串中的子表达式 */
|
||
for (i = 1; i < 10 && pm[i].rm_so > -1; i++) {
|
||
child_num[1] = i + 48;
|
||
real_dest = replace(real_dest, &real_dest_len, child_num, 2, p + pm[i].rm_so, pm[i].rm_eo - pm[i].rm_so);
|
||
if (real_dest == NULL) {
|
||
regfree(®);
|
||
free(str);
|
||
return NULL;
|
||
}
|
||
}
|
||
}
|
||
|
||
match_len = pm[0].rm_eo - pm[0].rm_so;
|
||
p += pm[0].rm_so;
|
||
//目标字符串不大于匹配字符串则不用分配新内存
|
||
if (match_len >= real_dest_len) {
|
||
memcpy(p, real_dest, real_dest_len);
|
||
if (match_len > real_dest_len)
|
||
//strcpy(p + real_dest_len, p + match_len);
|
||
memmove(p + real_dest_len, p + match_len, *str_len - (p + match_len - str));
|
||
p += real_dest_len;
|
||
*str_len -= match_len - real_dest_len;
|
||
} else {
|
||
int diff;
|
||
char *before_end, *new_str;
|
||
|
||
diff = real_dest_len - match_len;
|
||
*str_len += diff;
|
||
new_str = (char *)realloc(str, *str_len + 1);
|
||
if (new_str == NULL) {
|
||
free(str);
|
||
free(real_dest);
|
||
regfree(®);
|
||
return NULL;
|
||
}
|
||
str = new_str;
|
||
before_end = str + pm[0].rm_so;
|
||
p = before_end + real_dest_len;
|
||
memmove(p, p - diff, *str_len - (p - str) + 1);
|
||
memcpy(before_end, real_dest, real_dest_len);
|
||
}
|
||
free(real_dest);
|
||
}
|
||
|
||
regfree(®);
|
||
return str;
|
||
}
|
||
|
||
// 删除字符串head中第一位到 character 处并拼接 string, character 为空返回原字符串.(string 字符替换第一个字符到 character 处)
|
||
char *splice_head(char *head, const char *character, char *string)
|
||
{
|
||
int first_len = strlen(string);
|
||
char *_p1 = strstr(head, character);
|
||
if (_p1 == NULL) {
|
||
return head;
|
||
}
|
||
_p1 = _p1 + 1;
|
||
char temporary[first_len + strlen(_p1) + 1];
|
||
memset(temporary, 0, (first_len + strlen(_p1) + 1));
|
||
strcpy(temporary, string);
|
||
strcat(temporary, _p1);
|
||
memset(head, 0, strlen(head));
|
||
return strcpy(head, temporary);
|
||
}
|
||
|
||
// 删除字符串 head 中 character 到 string 处, character 为空返回原字符串.
|
||
char *delete_head(char *head, const char *character, int string)
|
||
{
|
||
int head_len = strlen(head);
|
||
char *_p1, *_p2;
|
||
_p1 = _p2 = NULL;
|
||
char temporary[head_len];
|
||
memset(temporary, 0, head_len);
|
||
|
||
_p1 = strstr(head, character);
|
||
if (_p1 == NULL) {
|
||
return head;
|
||
}
|
||
|
||
_p2 = strchr(_p1, string);
|
||
if (_p2 == NULL) {
|
||
return head;
|
||
}
|
||
|
||
memcpy(temporary, head, _p1 - head - 1);
|
||
strcat(temporary, _p2);
|
||
memset(head, 0, strlen(head));
|
||
//printf("%s\n", temporary);
|
||
return memcpy(head, temporary, strlen(temporary));
|
||
}
|
||
|
||
int extract_host(char *header, char *host, char *port)
|
||
{
|
||
memset(port, 0, strlen(port));
|
||
memset(host, 0, strlen(host));
|
||
//printf("%s\n", header);
|
||
char *_p = strstr(header, "CONNECT"); // 在 CONNECT 方法中解析 隧道主机名称及端口号
|
||
if (_p) {
|
||
|
||
if (strchr(header, '[') || strchr(header, ']')) { // IPv6
|
||
char *_p1 = strchr(header, '[');
|
||
char *_p2 = strchr(_p1 + 1, ']');
|
||
strncpy(host, _p1 + 1, (int)(_p2 - _p1) - 1);
|
||
|
||
char *_p3 = strchr(_p2 + 1, ' ');
|
||
strncpy(port, _p2 + 2, (int)(_p3 - _p2) - 1);
|
||
|
||
return 0;
|
||
}
|
||
|
||
char *_p1 = strchr(_p, ' ');
|
||
char *_p2 = strchr(_p1 + 1, ':');
|
||
char *_p3 = strchr(_p1 + 1, ' ');
|
||
|
||
if (_p2) {
|
||
memcpy(host, _p1 + 1, (int)(_p2 - _p1) - 1);
|
||
memcpy(port, _p2 + 1, (int)(_p3 - _p2) - 1);
|
||
} else { // 如果_p2等于空就返回-1
|
||
return -1;
|
||
}
|
||
return 0;
|
||
} else {
|
||
|
||
char *p = strstr(header, "Host:");
|
||
if (!p) {
|
||
return -1;
|
||
}
|
||
char *p1 = strchr(p, '\n');
|
||
if (!p1) {
|
||
return -1;
|
||
}
|
||
|
||
char *p2 = strchr(p + 5, ':'); // 5是指'Host:'的长度
|
||
int h_len = (int)(p1 - p - 6);
|
||
char s_host[h_len];
|
||
strncpy(s_host, p + 6, p1 - p - 6);
|
||
s_host[h_len] = '\0';
|
||
char *p3 = strchr(s_host, ':');
|
||
char *p4 = NULL;
|
||
if (p3)
|
||
p4 = strchr(p3 + 1, ':');
|
||
|
||
if (p4 != NULL) { // IPV6
|
||
char *p5 = NULL;
|
||
char *p6 = NULL;
|
||
p5 = strchr(header, ' ');
|
||
if (p5)
|
||
p6 = strchr(p5 + 1, ' ');
|
||
|
||
char url[p6 - p5 - 1];
|
||
memset(url, 0, p6 - p5 - 1);
|
||
strncpy(url, p5 + 1, p6 - p5 - 1);
|
||
url[p6 - p5 - 1] = '\0';
|
||
|
||
if (strstr(url, "http") != NULL) { // 去除 'http://'
|
||
memcpy(url, url + 7, strlen(url) - 7);
|
||
url[strlen(url) - 7] = '\0';
|
||
char *p7 = strchr(url, '/');
|
||
if (p7) // 去除 uri
|
||
url[p7 - url] = '\0';
|
||
|
||
char *p8 = strchr(url, ']');
|
||
if (p8) {
|
||
strcpy(port, p8 + 2);
|
||
strncpy(host, url + 1, strlen(url) - strlen(p8) - 1);
|
||
|
||
if (strlen(p8) < 3) {
|
||
strcpy(port, "80");
|
||
strncpy(host, url + 1, strlen(url) - strlen(p8) - 1);
|
||
}
|
||
}
|
||
return 0;
|
||
} else { // HTTP头为不规范的url时处理Host, 主要Proxifier转发url为'/'时
|
||
//printf("s_host: %s\n", s_host);
|
||
char *_p1 = strchr(s_host, '[');
|
||
char *_p2 = strchr(_p1 + 1, ']');
|
||
if (_p1 && _p2) {
|
||
memcpy(host, _p1 + 1, _p2 - _p1 - 1);
|
||
if (strlen(_p2) < 3) {
|
||
strcpy(port, "80");
|
||
} else {
|
||
strcpy(port, _p2 + 2);
|
||
}
|
||
|
||
}
|
||
return 0;
|
||
}
|
||
|
||
return -1;
|
||
}
|
||
|
||
if (p2 && p2 < p1) {
|
||
memcpy(port, p2 + 1, (int)(p1 - p2 - 1));
|
||
memcpy(host, p + 5 + 1, (int)(p2 - p - 5 - 1));
|
||
} else {
|
||
if (0 < (int)(p1 - p - 5 - 1 - 1)) {
|
||
memcpy(host, p + 5 + 1, (p1 - p - 5 - 1 - 1));
|
||
memcpy(port, "80", 2);
|
||
} else {
|
||
memcpy(host, p + 5 + 1, (strlen(p) - strlen(p1) - 6));
|
||
memcpy(port, "80", 2);
|
||
}
|
||
}
|
||
//printf("%s\n", host);
|
||
//printf("%s\n", port);
|
||
|
||
return 0;
|
||
}
|
||
|
||
return 0;
|
||
}
|
||
|
||
char *get_http_path(char *url, char *path)
|
||
{
|
||
char *_p0;
|
||
_p0 = NULL;
|
||
int url_len;
|
||
url_len = 0;
|
||
url_len = strlen(url);
|
||
|
||
if (url_len > 7) {
|
||
if (url) {
|
||
_p0 = strstr(url + 7, "/");
|
||
if (_p0)
|
||
return memcpy(path, _p0, (int)strlen(_p0));
|
||
else
|
||
memcpy(path, "/", 1); // 如果没有资源路径就默认"/"
|
||
}
|
||
} else {
|
||
memcpy(path, "/", 1);
|
||
}
|
||
|
||
return NULL;
|
||
}
|
||
|
||
void free_http_request(struct http_request *http_request)
|
||
{
|
||
if (http_request->method)
|
||
free(http_request->method);
|
||
if (http_request->U)
|
||
free(http_request->U);
|
||
if (http_request->version)
|
||
free(http_request->version);
|
||
if (http_request->host)
|
||
free(http_request->host);
|
||
if (http_request->port)
|
||
free(http_request->port);
|
||
if (http_request->H)
|
||
free(http_request->H);
|
||
if (http_request->url)
|
||
free(http_request->url);
|
||
if (http_request->uri)
|
||
free(http_request->uri);
|
||
}
|
||
|
||
void get_http_host_port_len(char *head, int *host_len, int *port_len)
|
||
{
|
||
*host_len = 0;
|
||
*port_len = 0;
|
||
char *_p1 = strstr(head, "Host"); // 判断Host行
|
||
if (_p1) { // 为真时
|
||
char *_p2 = strstr(_p1, "\n");
|
||
*host_len = (int)(_p2 - _p1);
|
||
|
||
char host[*host_len + 1];
|
||
memcpy(host, _p1, *host_len);
|
||
host[*host_len] = '\0';
|
||
|
||
char *_p3 = strrchr(host, ':');
|
||
if (_p3) {
|
||
*port_len = strlen(_p3 + 1);
|
||
} else {
|
||
*port_len = *host_len;
|
||
}
|
||
} else { // 为假时
|
||
char *_p1 = strstr(head, "host");
|
||
if (_p1) {
|
||
char *_p2 = strstr(_p1, "\n");
|
||
*host_len = (int)(_p2 - _p1);
|
||
|
||
char host[*host_len + 1];
|
||
memcpy(host, _p1, *host_len);
|
||
host[*host_len] = '\0';
|
||
|
||
char *_p3 = strrchr(host, ':');
|
||
if (_p3) {
|
||
*port_len = strlen(_p3 + 1);
|
||
} else {
|
||
*port_len = *host_len;
|
||
}
|
||
} else { // 未找到时使用HTTP_HEAD_CACHE_SIZE大小
|
||
*host_len = HTTP_HEAD_CACHE_SIZE;
|
||
*port_len = HTTP_HEAD_CACHE_SIZE;
|
||
}
|
||
}
|
||
|
||
return;
|
||
}
|
||
|
||
void parse_request_head(char *http_request_line, struct http_request *http_request)
|
||
{
|
||
char *p, *head, *m, *u;
|
||
size_t head_len;
|
||
int host_len, port_len, uri_len;
|
||
host_len = port_len = uri_len = 0;
|
||
|
||
p = strstr(http_request_line, "\r\n"); // 查找"\r\n"
|
||
if (p == NULL) {
|
||
return;
|
||
}
|
||
|
||
head_len = strlen(http_request_line) - strlen(p);
|
||
head = (char *)malloc(sizeof(char) * head_len + 1);
|
||
if (head == NULL)
|
||
free(head);
|
||
memset(head, 0, sizeof(char) * head_len + 1);
|
||
memcpy(head, http_request_line, head_len);
|
||
|
||
http_request->method = (char *)malloc(sizeof(char) * 8);
|
||
http_request->U = (char *)malloc(sizeof(char) * head_len);
|
||
http_request->version = (char *)malloc(10);
|
||
if (http_request->method == NULL) {
|
||
perror("malloc");
|
||
}
|
||
if (http_request->U == NULL) {
|
||
perror("malloc");
|
||
}
|
||
if (http_request->version == NULL) {
|
||
perror("malloc");
|
||
}
|
||
memset(http_request->method, 0, 8);
|
||
memset(http_request->U, 0, sizeof(char) * head_len);
|
||
memset(http_request->version, 0, 10);
|
||
|
||
m = strchr(head, ' ');
|
||
http_request->method_len = strlen(head) - strlen(m);
|
||
memcpy(http_request->method, head, http_request->method_len);
|
||
u = strchr(m + 1, ' ');
|
||
http_request->U_len = strlen(m + 1) - strlen(u);
|
||
memcpy(http_request->U, m + 1, http_request->U_len);
|
||
memcpy(http_request->version, u + 1, 8);
|
||
http_request->version_len = 8;
|
||
http_request->U_len = (int)strlen(http_request->U);
|
||
|
||
// 获取Host、Port长度
|
||
get_http_host_port_len(http_request_line, &host_len, &port_len);
|
||
|
||
// URI LENGTH
|
||
char *_p0 = strstr(http_request->U, "http://");
|
||
if (_p0) { // 标准头
|
||
char *_p1 = strchr(http_request->U + 7, '/');
|
||
if (_p1) {
|
||
uri_len = (int)strlen(_p1);
|
||
}
|
||
} else { // 非标准头
|
||
char *_p1 = strchr(http_request->U, '/');
|
||
if (_p1) {
|
||
uri_len = (int)strlen(_p1);
|
||
} else {
|
||
uri_len = 1; // 没有uri时
|
||
}
|
||
}
|
||
|
||
http_request->host = (char *)malloc(sizeof(char) * host_len + 1);
|
||
if (http_request->host == NULL)
|
||
perror("malloc");
|
||
http_request->port = (char *)malloc(sizeof(char) * port_len + 1);
|
||
if (http_request->port == NULL)
|
||
perror("malloc");
|
||
http_request->url = (char *)malloc(sizeof(char) * http_request->U_len + 1);
|
||
if (http_request->url == NULL)
|
||
perror("malloc");
|
||
http_request->uri = (char *)malloc(sizeof(char) * uri_len + 1);
|
||
if (http_request->uri == NULL)
|
||
perror("malloc");
|
||
http_request->H = (char *)malloc(sizeof(char) * host_len + port_len + 1);
|
||
if (http_request->H == NULL)
|
||
perror("malloc");
|
||
|
||
memset(http_request->host, 0, host_len + 1);
|
||
memset(http_request->port, 0, port_len + 1);
|
||
memset(http_request->url, 0, http_request->U_len + 1);
|
||
memset(http_request->uri, 0, uri_len + 1);
|
||
memset(http_request->H, 0, host_len + port_len + 1);
|
||
|
||
if (extract_host(http_request_line, http_request->host, http_request->port) == -1)
|
||
return;
|
||
http_request->host_len = (int)strlen(http_request->host);
|
||
http_request->port_len = (int)strlen(http_request->port);
|
||
memcpy(http_request->H, http_request->host, http_request->host_len);
|
||
strcat(http_request->H, ":");
|
||
strcat(http_request->H, http_request->port);
|
||
memcpy(http_request->url, http_request->U, http_request->U_len);
|
||
get_http_path(http_request->url, http_request->uri);
|
||
|
||
http_request->U_len = (int)strlen(http_request->U);
|
||
http_request->url_len = (int)strlen(http_request->url);
|
||
http_request->uri_len = (int)strlen(http_request->uri);
|
||
http_request->H_len = (int)strlen(http_request->H);
|
||
|
||
free(head);
|
||
return;
|
||
}
|
||
|
||
char *request_head(conn_t * in, conf * configure)
|
||
{
|
||
struct http_request *http_request;
|
||
http_request = (struct http_request *)malloc(sizeof(struct http_request));
|
||
memset(http_request, 0, sizeof(struct http_request));
|
||
|
||
parse_request_head(in->incomplete_data, http_request);
|
||
|
||
if (strncmp(in->incomplete_data, "CONNECT", 7) == 0) {
|
||
char *incomplete_head;
|
||
int incomplete_head_len;
|
||
char https_del_copy[configure->https_del_len * 2];
|
||
char *result = NULL;
|
||
|
||
memset(remote_host, 0, CACHE_SIZE);
|
||
if (configure->https_port > 0)
|
||
remote_port = configure->https_port;
|
||
if (configure->https_ip != NULL)
|
||
strcpy(remote_host, configure->https_ip);
|
||
incomplete_head = (char *)malloc(sizeof(char) * (BUFFER_SIZE));
|
||
if (incomplete_head == NULL) {
|
||
free(incomplete_head);
|
||
perror("malloc");
|
||
}
|
||
memset(incomplete_head, 0, sizeof(char) * (BUFFER_SIZE));
|
||
memcpy(incomplete_head, in->incomplete_data, strlen(in->incomplete_data));
|
||
memcpy(https_del_copy, configure->https_del, configure->https_del_len);
|
||
|
||
result = strtok(https_del_copy, ",");
|
||
while (result != NULL) {
|
||
delete_head(incomplete_head, result, '\n');
|
||
result = strtok(NULL, ",");
|
||
}
|
||
splice_head(incomplete_head, "\n", configure->https_first);
|
||
incomplete_head_len = strlen(incomplete_head);
|
||
incomplete_head = replace(incomplete_head, &incomplete_head_len, "\\r", 2, "\r", 1);
|
||
incomplete_head = replace(incomplete_head, &incomplete_head_len, "\\n", 2, "\n", 1);
|
||
incomplete_head = replace(incomplete_head, &incomplete_head_len, "\\b", 2, "\b", 1);
|
||
incomplete_head = replace(incomplete_head, &incomplete_head_len, "\\v", 2, "\v", 1);
|
||
incomplete_head = replace(incomplete_head, &incomplete_head_len, "\\f", 2, "\f", 1);
|
||
incomplete_head = replace(incomplete_head, &incomplete_head_len, "\\a", 2, "\a", 1);
|
||
incomplete_head = replace(incomplete_head, &incomplete_head_len, "\\t", 2, "\t", 1);
|
||
incomplete_head = replace(incomplete_head, &incomplete_head_len, "\\r", 2, "\r", 1);
|
||
incomplete_head = replace(incomplete_head, &incomplete_head_len, "\\n", 2, "\n", 1);
|
||
incomplete_head = replace(incomplete_head, &incomplete_head_len, "[M]", 3, http_request->method, http_request->method_len);
|
||
incomplete_head = replace(incomplete_head, &incomplete_head_len, "[method]", 8, http_request->method, http_request->method_len);
|
||
incomplete_head = replace(incomplete_head, &incomplete_head_len, "[U]", 3, http_request->U, http_request->U_len);
|
||
incomplete_head = replace(incomplete_head, &incomplete_head_len, "[V]", 3, http_request->version, http_request->version_len);
|
||
incomplete_head = replace(incomplete_head, &incomplete_head_len, "[version]", 9, http_request->version, http_request->version_len);
|
||
incomplete_head = replace(incomplete_head, &incomplete_head_len, "[host]", 6, http_request->host, http_request->host_len);
|
||
incomplete_head = replace(incomplete_head, &incomplete_head_len, "[port]", 6, http_request->port, http_request->port_len);
|
||
incomplete_head = replace(incomplete_head, &incomplete_head_len, "[H]", 3, http_request->H, http_request->H_len);
|
||
if (configure->https_strrep)
|
||
incomplete_head = replace(incomplete_head, &incomplete_head_len, configure->https_strrep_aim, configure->https_strrep_aim_len, configure->https_strrep_obj, configure->https_strrep_obj_len);
|
||
if (configure->https_regrep)
|
||
incomplete_head = regrep(incomplete_head, &incomplete_head_len, configure->https_regrep_aim, configure->https_regrep_obj, configure->https_regrep_obj_len);
|
||
incomplete_head = replace(incomplete_head, &incomplete_head_len, "[H]", 3, http_request->H, http_request->H_len);
|
||
incomplete_head = replace(incomplete_head, &incomplete_head_len, "[host]", 6, http_request->host, http_request->host_len);
|
||
incomplete_head = replace(incomplete_head, &incomplete_head_len, "[port]", 6, http_request->port, http_request->port_len);
|
||
incomplete_head_len = strlen(incomplete_head); // 更新HTTPS HEADER长度
|
||
//printf("%s", incomplete_head); // 打印HTTPS HEADER
|
||
|
||
memset(in->incomplete_data, 0, incomplete_head_len + 1); // 清空incomplete_data数据
|
||
strcpy(in->incomplete_data, incomplete_head); // 更新incomplete_data数据
|
||
in->incomplete_data_len = strlen(in->incomplete_data); // 更新incomplete_data长度
|
||
free(incomplete_head); // 释放incomplete_head内存
|
||
}
|
||
|
||
if (strncmp(in->incomplete_data, "GET", 3) == 0 || strncmp(in->incomplete_data, "POST", 4) == 0) {
|
||
char *incomplete_head;
|
||
int incomplete_head_len;
|
||
char http_del_copy[configure->http_del_len];
|
||
char *result = NULL;
|
||
|
||
memset(remote_host, 0, CACHE_SIZE);
|
||
if (configure->http_port > 0)
|
||
remote_port = configure->http_port;
|
||
if (configure->http_ip != NULL)
|
||
strcpy(remote_host, configure->http_ip);
|
||
incomplete_head = (char *)malloc(sizeof(char) * (BUFFER_SIZE));
|
||
if (incomplete_head == NULL) {
|
||
perror("malloc");
|
||
free(incomplete_head);
|
||
}
|
||
|
||
memset(incomplete_head, 0, sizeof(char) * (BUFFER_SIZE));
|
||
memcpy(incomplete_head, in->incomplete_data, strlen(in->incomplete_data));
|
||
memcpy(http_del_copy, configure->http_del, configure->http_del_len);
|
||
|
||
result = strtok(http_del_copy, ",");
|
||
while (result != NULL) {
|
||
delete_head(incomplete_head, result, '\n');
|
||
result = strtok(NULL, ",");
|
||
}
|
||
splice_head(incomplete_head, "\n", configure->http_first);
|
||
incomplete_head_len = strlen(incomplete_head);
|
||
incomplete_head = replace(incomplete_head, &incomplete_head_len, "\\r", 2, "\r", 1);
|
||
incomplete_head = replace(incomplete_head, &incomplete_head_len, "\\n", 2, "\n", 1);
|
||
incomplete_head = replace(incomplete_head, &incomplete_head_len, "\\b", 2, "\b", 1);
|
||
incomplete_head = replace(incomplete_head, &incomplete_head_len, "\\v", 2, "\v", 1);
|
||
incomplete_head = replace(incomplete_head, &incomplete_head_len, "\\f", 2, "\f", 1);
|
||
incomplete_head = replace(incomplete_head, &incomplete_head_len, "\\a", 2, "\a", 1);
|
||
incomplete_head = replace(incomplete_head, &incomplete_head_len, "\\t", 2, "\t", 1);
|
||
incomplete_head = replace(incomplete_head, &incomplete_head_len, "\\r", 2, "\r", 1);
|
||
incomplete_head = replace(incomplete_head, &incomplete_head_len, "\\n", 2, "\n", 1);
|
||
incomplete_head = replace(incomplete_head, &incomplete_head_len, "[M]", 3, http_request->method, http_request->method_len);
|
||
incomplete_head = replace(incomplete_head, &incomplete_head_len, "[method]", 8, http_request->method, http_request->method_len);
|
||
incomplete_head = replace(incomplete_head, &incomplete_head_len, "[U]", 3, http_request->U, http_request->U_len);
|
||
incomplete_head = replace(incomplete_head, &incomplete_head_len, "[V]", 3, http_request->version, http_request->version_len);
|
||
incomplete_head = replace(incomplete_head, &incomplete_head_len, "[version]", 9, http_request->version, http_request->version_len);
|
||
incomplete_head = replace(incomplete_head, &incomplete_head_len, "[url]", 5, http_request->url, http_request->url_len);
|
||
incomplete_head = replace(incomplete_head, &incomplete_head_len, "[uri]", 5, http_request->uri, http_request->uri_len);
|
||
incomplete_head = replace(incomplete_head, &incomplete_head_len, "[host]", 6, http_request->host, http_request->host_len);
|
||
incomplete_head = replace(incomplete_head, &incomplete_head_len, "[port]", 6, http_request->port, http_request->port_len);
|
||
incomplete_head = replace(incomplete_head, &incomplete_head_len, "[H]", 3, http_request->H, http_request->H_len);
|
||
if (configure->http_strrep)
|
||
incomplete_head = replace(incomplete_head, &incomplete_head_len, configure->http_strrep_aim, configure->http_strrep_aim_len, configure->http_strrep_obj, configure->http_strrep_obj_len);
|
||
if (configure->http_regrep)
|
||
incomplete_head = regrep(incomplete_head, &incomplete_head_len, configure->http_regrep_aim, configure->http_regrep_obj, configure->http_regrep_obj_len);
|
||
incomplete_head = replace(incomplete_head, &incomplete_head_len, "[host]", 6, http_request->host, http_request->host_len);
|
||
incomplete_head = replace(incomplete_head, &incomplete_head_len, "[port]", 6, http_request->port, http_request->port_len);
|
||
incomplete_head = replace(incomplete_head, &incomplete_head_len, "[H]", 3, http_request->H, http_request->H_len);
|
||
incomplete_head_len = strlen(incomplete_head); // 更新HTTP HEADER长度
|
||
//printf("%s", incomplete_head); // 打印HTTP HEADER
|
||
|
||
memset(in->incomplete_data, 0, incomplete_head_len + 1); // 清空incomplete_data数据
|
||
memmove(in->incomplete_data, incomplete_head, incomplete_head_len + 1); // 更新incomplete_data数据
|
||
in->incomplete_data_len = strlen(in->incomplete_data); // 更新incomplete_data长度
|
||
free(incomplete_head); // 释放incomplete_head内存
|
||
}
|
||
|
||
free_http_request(http_request);
|
||
free(http_request);
|
||
return in->incomplete_data;
|
||
}
|