Commit f1bf7c49f78db168c321af825feeb513b574394a
1 parent
19724f0d
basic request parsing (line by line) implemented
Showing
3 changed files
with
130 additions
and
18 deletions
@@ -8,7 +8,8 @@ | @@ -8,7 +8,8 @@ | ||
8 | #define HTTP_REQUEST_PARSER_READ_CHUNK 1024 | 8 | #define HTTP_REQUEST_PARSER_READ_CHUNK 1024 |
9 | 9 | ||
10 | typedef enum e_HttpRequestState { | 10 | typedef enum e_HttpRequestState { |
11 | - HTTP_REQUEST_START=0, | 11 | + HTTP_REQUEST_GARBAGE=0, |
12 | + HTTP_REQUEST_START, | ||
12 | HTTP_REQUEST_REQEUST_LINE_DONE, | 13 | HTTP_REQUEST_REQEUST_LINE_DONE, |
13 | HTTP_REQUEST_HEADERS_DONE, | 14 | HTTP_REQUEST_HEADERS_DONE, |
14 | HTTP_REQUEST_DONE | 15 | HTTP_REQUEST_DONE |
@@ -18,6 +19,7 @@ typedef enum e_HttpRequestState { | @@ -18,6 +19,7 @@ typedef enum e_HttpRequestState { | ||
18 | CLASS(HttpRequestParser) { | 19 | CLASS(HttpRequestParser) { |
19 | char * buffer; | 20 | char * buffer; |
20 | size_t buffer_used; | 21 | size_t buffer_used; |
22 | + size_t buffer_size; | ||
21 | 23 | ||
22 | //HttpRequestQueue request_queue; | 24 | //HttpRequestQueue request_queue; |
23 | HttpRequestState state; | 25 | HttpRequestState state; |
1 | #include <stdlib.h> | 1 | #include <stdlib.h> |
2 | 2 | ||
3 | -#include "cclass.h" | 3 | +#include "class.h" |
4 | #include "http/request.h" | 4 | #include "http/request.h" |
5 | 5 | ||
6 | -INIT_CLASS(HTTP_REQUEST); | ||
7 | - | ||
8 | -static void | 6 | +static |
7 | +void | ||
9 | _free(void ** data) | 8 | _free(void ** data) |
10 | { | 9 | { |
11 | if (NULL != *data) { | 10 | if (NULL != *data) { |
@@ -13,9 +12,9 @@ _free(void ** data) | @@ -13,9 +12,9 @@ _free(void ** data) | ||
13 | } | 12 | } |
14 | } | 13 | } |
15 | 14 | ||
16 | -__construct(LOGGER) {} | ||
17 | - | ||
18 | -__destruct(LOGGER) | 15 | +static |
16 | +void | ||
17 | +dtor(void * _this) | ||
19 | { | 18 | { |
20 | int i; | 19 | int i; |
21 | 20 | ||
@@ -31,8 +30,7 @@ __destruct(LOGGER) | @@ -31,8 +30,7 @@ __destruct(LOGGER) | ||
31 | _free(&(this->body)); | 30 | _free(&(this->body)); |
32 | } | 31 | } |
33 | 32 | ||
34 | -__jsonConst(LOGGER) {} | ||
35 | -__toJson(LOGGER) {} | ||
36 | -__clear(LOGGER) {} | 33 | +INIT_IFACE(Class, NULL, dtor, NULL); |
34 | +CREATE_CLASS(HttpRequest, IFACE(Class)); | ||
37 | 35 | ||
38 | // vim: set ts=4 sw=4: | 36 | // vim: set ts=4 sw=4: |
@@ -3,6 +3,7 @@ | @@ -3,6 +3,7 @@ | ||
3 | #include <stdlib.h> | 3 | #include <stdlib.h> |
4 | #include <stdio.h> | 4 | #include <stdio.h> |
5 | #include <unistd.h> | 5 | #include <unistd.h> |
6 | +#include <ctype.h> | ||
6 | #include <sys/types.h> | 7 | #include <sys/types.h> |
7 | 8 | ||
8 | #include "class.h" | 9 | #include "class.h" |
@@ -14,7 +15,7 @@ | @@ -14,7 +15,7 @@ | ||
14 | 15 | ||
15 | static | 16 | static |
16 | void | 17 | void |
17 | -httpRequestParserParse(char * data, size_t * size); | 18 | +httpRequestParserParse(HttpRequestParser); |
18 | 19 | ||
19 | static | 20 | static |
20 | void | 21 | void |
@@ -25,6 +26,7 @@ ctor(void * _this, va_list * params) | @@ -25,6 +26,7 @@ ctor(void * _this, va_list * params) | ||
25 | //this->request_queue = va_arg(*params, HttpRequestQueue); | 26 | //this->request_queue = va_arg(*params, HttpRequestQueue); |
26 | 27 | ||
27 | this->buffer = malloc(HTTP_REQUEST_PARSER_READ_CHUNK); | 28 | this->buffer = malloc(HTTP_REQUEST_PARSER_READ_CHUNK); |
29 | + this->buffer[0] = 0; | ||
28 | } | 30 | } |
29 | 31 | ||
30 | static | 32 | static |
@@ -78,15 +80,16 @@ get_data(void * _this, int fd) | @@ -78,15 +80,16 @@ get_data(void * _this, int fd) | ||
78 | */ | 80 | */ |
79 | chunks++; | 81 | chunks++; |
80 | 82 | ||
81 | - if (size > remaining) { | 83 | + if (size >= remaining) { |
82 | this->buffer = | 84 | this->buffer = |
83 | realloc(this->buffer, chunks * HTTP_REQUEST_PARSER_READ_CHUNK); | 85 | realloc(this->buffer, chunks * HTTP_REQUEST_PARSER_READ_CHUNK); |
84 | } | 86 | } |
85 | 87 | ||
86 | memcpy(this->buffer + this->buffer_used, buffer, size); | 88 | memcpy(this->buffer + this->buffer_used, buffer, size); |
87 | this->buffer_used += size; | 89 | this->buffer_used += size; |
90 | + this->buffer[this->buffer_used] = 0; | ||
88 | 91 | ||
89 | - httpRequestParserParse(this->buffer, &this->buffer_used); | 92 | + httpRequestParserParse(this); |
90 | } | 93 | } |
91 | 94 | ||
92 | return size; | 95 | return size; |
@@ -97,12 +100,121 @@ INIT_IFACE(StreamReader, get_data); | @@ -97,12 +100,121 @@ INIT_IFACE(StreamReader, get_data); | ||
97 | CREATE_CLASS(HttpRequestParser, NULL, IFACE(Class), IFACE(StreamReader)); | 100 | CREATE_CLASS(HttpRequestParser, NULL, IFACE(Class), IFACE(StreamReader)); |
98 | 101 | ||
99 | static | 102 | static |
103 | +inline | ||
104 | +int | ||
105 | +httpRequestLineGet(HttpRequestParser this, char ** line) | ||
106 | +{ | ||
107 | + char * line_end = strstr(this->buffer, "\r\n"); | ||
108 | + | ||
109 | + if (NULL == line_end) { | ||
110 | + *line = NULL; | ||
111 | + return -1; | ||
112 | + } | ||
113 | + | ||
114 | + *line_end = 0; | ||
115 | + *line = malloc(strlen(this->buffer) + 1); | ||
116 | + strcpy(*line, this->buffer); | ||
117 | + | ||
118 | + line_end+=2; | ||
119 | + | ||
120 | + memmove(this->buffer, | ||
121 | + line_end, | ||
122 | + this->buffer_used - (line_end-this->buffer) + 1); | ||
123 | + | ||
124 | + this->buffer_used -= line_end-this->buffer; | ||
125 | + | ||
126 | + return line_end-this->buffer-2; | ||
127 | +} | ||
128 | + | ||
129 | +static | ||
130 | +inline | ||
100 | void | 131 | void |
101 | -httpRequestParserParse(char * data, size_t * size) | 132 | +httpRequestSkip(HttpRequestParser this) |
102 | { | 133 | { |
103 | - data[*size] = 0; | ||
104 | - printf("%s", data); | ||
105 | - *size = 0; | 134 | + size_t skip; |
135 | + | ||
136 | + for (skip = 0; | ||
137 | + 0 != this->buffer[skip] | ||
138 | + && ! isalpha(this->buffer[skip]) | ||
139 | + && this->buffer_used > skip; | ||
140 | + skip++); | ||
141 | + | ||
142 | + memmove(this->buffer, | ||
143 | + &this->buffer[skip], | ||
144 | + this->buffer_used - skip + 1); | ||
145 | + | ||
146 | + this->buffer_used -= skip; | ||
147 | +} | ||
148 | + | ||
149 | +static | ||
150 | +void | ||
151 | +httpRequestParserParse(HttpRequestParser this) | ||
152 | +{ | ||
153 | + //static HttpRequest request = NULL; | ||
154 | + char * line; | ||
155 | + int cont = 1; | ||
156 | + int length; | ||
157 | + | ||
158 | + //if(NULL == HttpRequest) { | ||
159 | + // request = new(HttpRequest); | ||
160 | + //} | ||
161 | + | ||
162 | + while(cont) { | ||
163 | + switch(this->state) { | ||
164 | + case HTTP_REQUEST_GARBAGE: | ||
165 | + puts("==skip garbage=="); | ||
166 | + httpRequestSkip(this); | ||
167 | + | ||
168 | + this->state = HTTP_REQUEST_START; | ||
169 | + break; | ||
170 | + | ||
171 | + case HTTP_REQUEST_START: | ||
172 | + puts("==request line=="); | ||
173 | + if (-1 == httpRequestLineGet(this, &line)) { | ||
174 | + cont = 0; | ||
175 | + break; | ||
176 | + } | ||
177 | + | ||
178 | + printf("%s\n", line); | ||
179 | + free(line); | ||
180 | + this->state = HTTP_REQUEST_REQEUST_LINE_DONE; | ||
181 | + break; | ||
182 | + | ||
183 | + case HTTP_REQUEST_REQEUST_LINE_DONE: | ||
184 | + puts("==read header=="); | ||
185 | + if (-1 == (length = httpRequestLineGet(this, &line))) { | ||
186 | + cont = 0; | ||
187 | + break; | ||
188 | + } | ||
189 | + | ||
190 | + if (0 == length) { | ||
191 | + free(line); | ||
192 | + this->state = HTTP_REQUEST_HEADERS_DONE; | ||
193 | + break; | ||
194 | + } | ||
195 | + | ||
196 | + printf("%s\n", line); | ||
197 | + free(line); | ||
198 | + break; | ||
199 | + | ||
200 | + case HTTP_REQUEST_HEADERS_DONE: | ||
201 | + puts("==headers done=="); | ||
202 | + this->state = HTTP_REQUEST_DONE; | ||
203 | + break; | ||
204 | + | ||
205 | + case HTTP_REQUEST_DONE: | ||
206 | + puts("==request done=="); | ||
207 | + | ||
208 | + if (0 == this->buffer_used) { | ||
209 | + cont = 0; | ||
210 | + } | ||
211 | + | ||
212 | + break; | ||
213 | + | ||
214 | + default: | ||
215 | + break; | ||
216 | + } | ||
217 | + } | ||
106 | } | 218 | } |
107 | 219 | ||
108 | // vim: set ts=4 sw=4: | 220 | // vim: set ts=4 sw=4: |
Please
register
or
login
to post a comment