![](/media/cache/profiles/9bd5ee6fe55aaeb673025dbcb8f939c1.50x50_q85.jpg)
Simple example demonstrating how to use GET & POST requests with the HTTP Client
Dependencies: EthernetInterface HTTPClient mbed-rtos mbed
Fork of HTTPClient_HelloWorld by
main.cpp@2:270e2d0bb85a, 2012-08-30 (annotated)
- Committer:
- donatien
- Date:
- Thu Aug 30 15:42:06 2012 +0000
- Revision:
- 2:270e2d0bb85a
- Parent:
- 1:d263603373ac
- Child:
- 3:a8803b172f6d
Updated library with fix, added example for PUT & DELETE requests
Who changed what in which revision?
User | Revision | Line number | New contents of line |
---|---|---|---|
donatien | 0:0e0debc29569 | 1 | #include "mbed.h" |
donatien | 0:0e0debc29569 | 2 | #include "EthernetInterface.h" |
donatien | 0:0e0debc29569 | 3 | #include "HTTPClient.h" |
donatien | 0:0e0debc29569 | 4 | |
donatien | 1:d263603373ac | 5 | EthernetInterface eth; |
donatien | 1:d263603373ac | 6 | HTTPClient http; |
donatien | 1:d263603373ac | 7 | char str[512]; |
donatien | 1:d263603373ac | 8 | |
donatien | 0:0e0debc29569 | 9 | int main() |
donatien | 0:0e0debc29569 | 10 | { |
donatien | 0:0e0debc29569 | 11 | eth.init(); //Use DHCP |
donatien | 0:0e0debc29569 | 12 | |
donatien | 0:0e0debc29569 | 13 | eth.connect(); |
donatien | 0:0e0debc29569 | 14 | |
donatien | 0:0e0debc29569 | 15 | //GET data |
donatien | 2:270e2d0bb85a | 16 | printf("\nTrying to fetch page...\n"); |
donatien | 0:0e0debc29569 | 17 | int ret = http.get("http://mbed.org/media/uploads/donatien/hello.txt", str, 128); |
donatien | 0:0e0debc29569 | 18 | if (!ret) |
donatien | 0:0e0debc29569 | 19 | { |
donatien | 0:0e0debc29569 | 20 | printf("Page fetched successfully - read %d characters\n", strlen(str)); |
donatien | 0:0e0debc29569 | 21 | printf("Result: %s\n", str); |
donatien | 0:0e0debc29569 | 22 | } |
donatien | 0:0e0debc29569 | 23 | else |
donatien | 0:0e0debc29569 | 24 | { |
donatien | 0:0e0debc29569 | 25 | printf("Error - ret = %d - HTTP return code = %d\n", ret, http.getHTTPResponseCode()); |
donatien | 0:0e0debc29569 | 26 | } |
donatien | 1:d263603373ac | 27 | |
donatien | 0:0e0debc29569 | 28 | //POST data |
donatien | 0:0e0debc29569 | 29 | HTTPMap map; |
donatien | 2:270e2d0bb85a | 30 | HTTPText inText(str, 512); |
donatien | 0:0e0debc29569 | 31 | map.put("Hello", "World"); |
donatien | 0:0e0debc29569 | 32 | map.put("test", "1234"); |
donatien | 2:270e2d0bb85a | 33 | printf("\nTrying to post data...\n"); |
donatien | 2:270e2d0bb85a | 34 | ret = http.post("http://httpbin.org/post", map, &inText); |
donatien | 0:0e0debc29569 | 35 | if (!ret) |
donatien | 0:0e0debc29569 | 36 | { |
donatien | 0:0e0debc29569 | 37 | printf("Executed POST successfully - read %d characters\n", strlen(str)); |
donatien | 0:0e0debc29569 | 38 | printf("Result: %s\n", str); |
donatien | 0:0e0debc29569 | 39 | } |
donatien | 0:0e0debc29569 | 40 | else |
donatien | 0:0e0debc29569 | 41 | { |
donatien | 0:0e0debc29569 | 42 | printf("Error - ret = %d - HTTP return code = %d\n", ret, http.getHTTPResponseCode()); |
donatien | 0:0e0debc29569 | 43 | } |
donatien | 0:0e0debc29569 | 44 | |
donatien | 2:270e2d0bb85a | 45 | //PUT data |
donatien | 2:270e2d0bb85a | 46 | strcpy(str, "This is a PUT test!"); |
donatien | 2:270e2d0bb85a | 47 | HTTPText outText(str); |
donatien | 2:270e2d0bb85a | 48 | //HTTPText inText(str, 512); |
donatien | 2:270e2d0bb85a | 49 | printf("\nTrying to put resource...\n"); |
donatien | 2:270e2d0bb85a | 50 | ret = http.put("http://httpbin.org/put", outText, &inText); |
donatien | 2:270e2d0bb85a | 51 | if (!ret) |
donatien | 2:270e2d0bb85a | 52 | { |
donatien | 2:270e2d0bb85a | 53 | printf("Executed PUT successfully - read %d characters\n", strlen(str)); |
donatien | 2:270e2d0bb85a | 54 | printf("Result: %s\n", str); |
donatien | 2:270e2d0bb85a | 55 | } |
donatien | 2:270e2d0bb85a | 56 | else |
donatien | 2:270e2d0bb85a | 57 | { |
donatien | 2:270e2d0bb85a | 58 | printf("Error - ret = %d - HTTP return code = %d\n", ret, http.getHTTPResponseCode()); |
donatien | 2:270e2d0bb85a | 59 | } |
donatien | 2:270e2d0bb85a | 60 | |
donatien | 2:270e2d0bb85a | 61 | //DELETE data |
donatien | 2:270e2d0bb85a | 62 | //HTTPText inText(str, 512); |
donatien | 2:270e2d0bb85a | 63 | printf("\nTrying to delete resource...\n"); |
donatien | 2:270e2d0bb85a | 64 | ret = http.del("http://httpbin.org/delete", &inText); |
donatien | 2:270e2d0bb85a | 65 | if (!ret) |
donatien | 2:270e2d0bb85a | 66 | { |
donatien | 2:270e2d0bb85a | 67 | printf("Executed DELETE successfully - read %d characters\n", strlen(str)); |
donatien | 2:270e2d0bb85a | 68 | printf("Result: %s\n", str); |
donatien | 2:270e2d0bb85a | 69 | } |
donatien | 2:270e2d0bb85a | 70 | else |
donatien | 2:270e2d0bb85a | 71 | { |
donatien | 2:270e2d0bb85a | 72 | printf("Error - ret = %d - HTTP return code = %d\n", ret, http.getHTTPResponseCode()); |
donatien | 2:270e2d0bb85a | 73 | } |
donatien | 2:270e2d0bb85a | 74 | |
donatien | 0:0e0debc29569 | 75 | eth.disconnect(); |
donatien | 0:0e0debc29569 | 76 | |
donatien | 0:0e0debc29569 | 77 | while(1) { |
donatien | 0:0e0debc29569 | 78 | } |
donatien | 0:0e0debc29569 | 79 | } |